121 files changed, 940 insertions, 2023 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 5021db2217ed..29759cd25553 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -16,8 +16,7 @@ config ARM
        select HAVE_ARCH_KGDB
        select HAVE_KPROBES if (!XIP_KERNEL)
        select HAVE_KRETPROBES if (HAVE_KPROBES)
-        select HAVE_FTRACE if (!XIP_KERNEL)
+        select HAVE_FUNCTION_TRACER if (!XIP_KERNEL)
-        select HAVE_DYNAMIC_FTRACE if (HAVE_FTRACE)
        select HAVE_GENERIC_DMA_COHERENT
        help
          The ARM series is a line of low-power-consumption RISC chip designs
@@ -202,6 +201,7 @@ choice
 config ARCH_AAEC2000
        bool "Agilent AAEC-2000 based"
+        select CPU_ARM920T
        select ARM_AMBA
        select HAVE_CLK
        help
@@ -211,6 +211,7 @@ config ARCH_INTEGRATOR
        bool "ARM Ltd. Integrator family"
        select ARM_AMBA
        select HAVE_CLK
+        select COMMON_CLKDEV
        select ICST525
        help
          Support for ARM's Integrator platform.
@@ -219,6 +220,7 @@ config ARCH_REALVIEW
        bool "ARM Ltd. RealView family"
        select ARM_AMBA
        select HAVE_CLK
+        select COMMON_CLKDEV
        select ICST307
        select GENERIC_TIME
        select GENERIC_CLOCKEVENTS
@@ -230,6 +232,7 @@ config ARCH_VERSATILE
        select ARM_AMBA
        select ARM_VIC
        select HAVE_CLK
+        select COMMON_CLKDEV
        select ICST307
        select GENERIC_TIME
        select GENERIC_CLOCKEVENTS
@@ -244,22 +247,15 @@ config ARCH_AT91
          This enables support for systems based on the Atmel AT91RM9200,
          AT91SAM9 and AT91CAP9 processors.
-config ARCH_CLPS7500
-        bool "Cirrus CL-PS7500FE"
-        select TIMER_ACORN
-        select ISA
-        select NO_IOPORT
-        select ARCH_SPARSEMEM_ENABLE
-        help
-          Support for the Cirrus Logic PS7500FE system-on-a-chip.
 config ARCH_CLPS711X
        bool "Cirrus Logic CLPS711x/EP721x-based"
+        select CPU_ARM720T
        help
          Support for Cirrus Logic 711x/721x based boards.
 config ARCH_EBSA110
        bool "EBSA-110"
+        select CPU_SA110
        select ISA
        select NO_IOPORT
        help
@@ -270,6 +266,7 @@ config ARCH_EBSA110
 config ARCH_EP93XX
        bool "EP93xx-based"
+        select CPU_ARM920T
        select ARM_AMBA
        select ARM_VIC
        select GENERIC_GPIO
@@ -280,6 +277,7 @@ config ARCH_EP93XX
 config ARCH_FOOTBRIDGE
        bool "FootBridge"
+        select CPU_SA110
        select FOOTBRIDGE
        help
          Support for systems based on the DC21285 companion chip
@@ -287,18 +285,21 @@ config ARCH_FOOTBRIDGE
 config ARCH_NETX
        bool "Hilscher NetX based"
+        select CPU_ARM926T
        select ARM_VIC
        help
          This enables support for systems based on the Hilscher NetX Soc
 config ARCH_H720X
        bool "Hynix HMS720x-based"
+        select CPU_ARM720T
        select ISA_DMA_API
        help
          This enables support for systems based on the Hynix HMS720x
 config ARCH_IMX
        bool "IMX"
+        select CPU_ARM920T
        select GENERIC_GPIO
        select GENERIC_TIME
        select GENERIC_CLOCKEVENTS
@@ -308,6 +309,7 @@ config ARCH_IMX
 config ARCH_IOP13XX
        bool "IOP13xx-based"
        depends on MMU
+        select CPU_XSC3
        select PLAT_IOP
        select PCI
        select ARCH_SUPPORTS_MSI
@@ -318,6 +320,7 @@ config ARCH_IOP13XX
 config ARCH_IOP32X
        bool "IOP32x-based"
        depends on MMU
+        select CPU_XSCALE
        select PLAT_IOP
        select PCI
        select GENERIC_GPIO
@@ -329,6 +332,7 @@ config ARCH_IOP32X
 config ARCH_IOP33X
        bool "IOP33x-based"
        depends on MMU
+        select CPU_XSCALE
        select PLAT_IOP
        select PCI
        select GENERIC_GPIO
@@ -339,6 +343,7 @@ config ARCH_IOP33X
 config ARCH_IXP23XX
        bool "IXP23XX-based"
        depends on MMU
+        select CPU_XSC3
        select PCI
        help
          Support for Intel's IXP23xx (XScale) family of processors.
@@ -346,6 +351,7 @@ config ARCH_IXP23XX
 config ARCH_IXP2000
        bool "IXP2400/2800-based"
        depends on MMU
+        select CPU_XSCALE
        select PCI
        help
          Support for Intel's IXP2400/2800 (XScale) family of processors.
@@ -353,6 +359,7 @@ config ARCH_IXP2000
 config ARCH_IXP4XX
        bool "IXP4xx-based"
        depends on MMU
+        select CPU_XSCALE
        select GENERIC_GPIO
        select GENERIC_TIME
        select GENERIC_CLOCKEVENTS
@@ -362,6 +369,7 @@ config ARCH_IXP4XX
 config ARCH_L7200
        bool "LinkUp-L7200"
+        select CPU_ARM720T
        select FIQ
        help
          Say Y here if you intend to run this kernel on a LinkUp Systems
@@ -375,6 +383,7 @@ config ARCH_L7200
 config ARCH_KIRKWOOD
        bool "Marvell Kirkwood"
+        select CPU_FEROCEON
        select PCI
        select GENERIC_TIME
        select GENERIC_CLOCKEVENTS
@@ -385,6 +394,7 @@ config ARCH_KIRKWOOD
 config ARCH_KS8695
        bool "Micrel/Kendin KS8695"
+        select CPU_ARM922T
        select GENERIC_GPIO
        help
          Support for Micrel/Kendin KS8695 "Centaur" (ARM922T) based
@@ -392,6 +402,7 @@ config ARCH_KS8695
 config ARCH_NS9XXX
        bool "NetSilicon NS9xxx"
+        select CPU_ARM926T
        select GENERIC_GPIO
        select GENERIC_TIME
        select GENERIC_CLOCKEVENTS
@@ -404,6 +415,7 @@ config ARCH_NS9XXX
 config ARCH_LOKI
        bool "Marvell Loki (88RC8480)"
+        select CPU_FEROCEON
        select GENERIC_TIME
        select GENERIC_CLOCKEVENTS
        select PLAT_ORION
@@ -412,6 +424,7 @@ config ARCH_LOKI
 config ARCH_MV78XX0
        bool "Marvell MV78xx0"
+        select CPU_FEROCEON
        select PCI
        select GENERIC_TIME
        select GENERIC_CLOCKEVENTS
@@ -433,6 +446,7 @@ config ARCH_MXC
 config ARCH_ORION5X
        bool "Marvell Orion"
        depends on MMU
+        select CPU_FEROCEON
        select PCI
        select GENERIC_GPIO
        select GENERIC_TIME
@@ -445,6 +459,7 @@ config ARCH_ORION5X
 config ARCH_PNX4008
        bool "Philips Nexperia PNX4008 Mobile"
+        select CPU_ARM926T
        select HAVE_CLK
        help
          This enables support for Philips PNX4008 mobile platform.
@@ -455,6 +470,7 @@ config ARCH_PXA
        select ARCH_MTD_XIP
        select GENERIC_GPIO
        select HAVE_CLK
+        select COMMON_CLKDEV
        select ARCH_REQUIRE_GPIOLIB
        select GENERIC_TIME
        select GENERIC_CLOCKEVENTS
@@ -478,6 +494,7 @@ config ARCH_RPC
 config ARCH_SA1100
        bool "SA1100-based"
+        select CPU_SA1100
        select ISA
        select ARCH_SPARSEMEM_ENABLE
        select ARCH_MTD_XIP
@@ -501,6 +518,7 @@ config ARCH_S3C2410
 config ARCH_SHARK
        bool "Shark"
+        select CPU_SA110
        select ISA
        select ISA_DMA
        select ZONE_DMA
@@ -511,6 +529,7 @@ config ARCH_SHARK
 config ARCH_LH7A40X
        bool "Sharp LH7A40X"
+        select CPU_ARM922T
        select ARCH_DISCONTIGMEM_ENABLE if !LH7A40X_CONTIGMEM
        select ARCH_SPARSEMEM_ENABLE if !LH7A40X_CONTIGMEM
        help
@@ -521,6 +540,7 @@ config ARCH_LH7A40X
 config ARCH_DAVINCI
        bool "TI DaVinci"
+        select CPU_ARM926T
        select GENERIC_TIME
        select GENERIC_CLOCKEVENTS
        select GENERIC_GPIO
@@ -542,6 +562,7 @@ config ARCH_OMAP
 config ARCH_MSM
        bool "Qualcomm MSM"
+        select CPU_V6
        select GENERIC_TIME
        select GENERIC_CLOCKEVENTS
        help
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index bd6e28115ebb..2eca2998f93e 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -96,7 +96,6 @@ textofs-y	:= 0x00008000
 machine-$(CONFIG_ARCH_RPC)        := rpc
 machine-$(CONFIG_ARCH_EBSA110)    := ebsa110
- machine-$(CONFIG_ARCH_CLPS7500)   := clps7500
 machine-$(CONFIG_FOOTBRIDGE)      := footbridge
 machine-$(CONFIG_ARCH_SHARK)      := shark
 machine-$(CONFIG_ARCH_SA1100)     := sa1100
diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile
index 7a03f2007882..fbe5eef1f6c9 100644
--- a/arch/arm/boot/compressed/Makefile
+++ b/arch/arm/boot/compressed/Makefile
@@ -23,10 +23,6 @@ ifeq ($(CONFIG_ARCH_L7200),y)
 OBJS            += head-l7200.o
 endif
-ifeq ($(CONFIG_ARCH_CLPS7500),y)
-HEAD            = head-clps7500.o
-endif
 ifeq ($(CONFIG_ARCH_P720T),y)
 # Borrow this code from SA1100
 OBJS            += head-sa1100.o
@@ -70,7 +66,7 @@ SEDFLAGS	= s/TEXT_START/$(ZTEXTADDR)/;s/BSS_START/$(ZBSSADDR)/
 targets       := vmlinux vmlinux.lds piggy.gz piggy.o font.o font.c \
                 head.o misc.o $(OBJS)
-ifeq ($(CONFIG_FTRACE),y)
+ifeq ($(CONFIG_FUNCTION_TRACER),y)
 ORIG_CFLAGS := $(KBUILD_CFLAGS)
 KBUILD_CFLAGS = $(subst -pg, , $(ORIG_CFLAGS))
 endif
diff --git a/arch/arm/boot/compressed/head-clps7500.S b/arch/arm/boot/compressed/head-clps7500.S
deleted file mode 100644
index 4f3c78ac30a0..000000000000
--- a/arch/arm/boot/compressed/head-clps7500.S
+++ /dev/null
@@ -1,86 +0,0 @@
-/*
- * linux/arch/arm/boot/compressed/head-clps7500.S
- *
- * Copyright (C) 1999, 2000, 2001 Nexus Electronics Ltd
- */
-                /* There are three different ways the kernel can be
-                   booted on a 7500 system: from Angel (loaded in RAM), from
-                   16-bit ROM or from 32-bit Flash.  Luckily, a single kernel
-                   image does for them all. */
-                /* This branch is taken if the CPU memory width matches the
-                   actual device in use.  The default at power on is 16 bits
-                   so we must be prepared for a mismatch. */
-                .section ".start", "ax"
-2:
-                b       1f
-                .word   0xffff
-                .word   0xb632          @ mov r11, #0x03200000
-                .word   0xe3a0
-                .word   0x0000          @ mov r0, #0
-                .word   0xe3a0
-                .word   0x0080          @ strb r0, [r11, #0x80]
-                .word   0xe5cb
-                .word   0xf000          @ mov pc, #0
-                .word   0xe3a0
-1:
-                adr     r1, 2b
-                teq     r1, #0
-                bne     .Langel
-                /* This is a direct-from-ROM boot.  Copy the kernel into 
-                   RAM and run it there. */
-                mov     r0, #0x30
-                mcr     p15, 0, r0, c1, c0, 0
-                mov     r0, #0x13
-                msr     cpsr_cxsf, r0
-                mov     r12, #0x03000000        @ point to LEDs
-                orr     r12, r12, #0x00020000
-                orr     r12, r12, #0xba00
-                mov     r0, #0x5500
-                str     r0, [r12]
-                mov     r0, #0x10000000
-                orr     r0, r0, #0x8000
-                mov     r4, r0
-                ldr     r2, =_end
-2:
-                ldr     r3, [r1], #4
-                str     r3, [r0], #4
-                teq     r0, r2
-                bne     2b
-                mov     r0, #0xff00
-                str     r0, [r12]
-1:      
-                mov     r12, #0x03000000        @ point to LEDs
-                orr     r12, r12, #0x00020000
-                orr     r12, r12, #0xba00
-                mov     r0, #0xfe00
-                str     r0, [r12]
-                adr     lr, 1f
-                mov     r0, #0
-                mov     r1, #14         /* MACH_TYPE_CLPS7500 */
-                mov     pc, lr
-.Langel:
-#ifdef CONFIG_ANGELBOOT
-                /* Call Angel to switch into SVC mode. */
-                mov     r0, #0x17
-                swi     0x123456
-#endif
-                /* Ensure all interrupts are off and MMU disabled */
-                mrs     r0, cpsr
-                orr     r0, r0, #0xc0
-                msr     cpsr_cxsf, r0
-                adr     lr, 1b
-                orr     lr, lr, #0x10000000
-                mov     r0, #0x30               @ MMU off
-                mcr     p15, 0, r0, c1, c0, 0
-                mov     r0, r0
-                mov     pc, lr
-                .ltorg
-1:
-/* And the rest */
-#include "head.S"
diff --git a/arch/arm/boot/compressed/misc.c b/arch/arm/boot/compressed/misc.c
index 65ce8fff29db..3fc08413fff0 100644
--- a/arch/arm/boot/compressed/misc.c
+++ b/arch/arm/boot/compressed/misc.c
@@ -86,6 +86,8 @@ static void putstr(const char *ptr)
 #define __ptr_t void *
+#define memzero(s,n) __memzero(s,n)
 /*
 * Optimised C version of memzero for the ARM.
 */
diff --git a/arch/arm/common/Kconfig b/arch/arm/common/Kconfig
index 86b5e6982660..a2cd9beaf37d 100644
--- a/arch/arm/common/Kconfig
+++ b/arch/arm/common/Kconfig
@@ -33,3 +33,6 @@ config SHARPSL_PM
 config SHARP_SCOOP
        bool
+config COMMON_CLKDEV
+        bool
diff --git a/arch/arm/common/Makefile b/arch/arm/common/Makefile
index 325e4b6a6afb..7cb7961d81cb 100644
--- a/arch/arm/common/Makefile
+++ b/arch/arm/common/Makefile
@@ -17,3 +17,4 @@ obj-$(CONFIG_SHARP_SCOOP)	+= scoop.o
 obj-$(CONFIG_ARCH_IXP2000)      += uengine.o
 obj-$(CONFIG_ARCH_IXP23XX)      += uengine.o
 obj-$(CONFIG_PCI_HOST_ITE8152)  += it8152.o
+obj-$(CONFIG_COMMON_CLKDEV)     += clkdev.o
diff --git a/arch/arm/common/clkdev.c b/arch/arm/common/clkdev.c
new file mode 100644
index 000000000000..17a17b49a45b
--- /dev/null
+++ b/arch/arm/common/clkdev.c
@@ -0,0 +1,128 @@
+/*
+ *  arch/arm/common/clkdev.c
+ *
+ *  Copyright (C) 2008 Russell King.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Helper for the clk API to assist looking up a struct clk.
+ */
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/device.h>
+#include <linux/list.h>
+#include <linux/errno.h>
+#include <linux/err.h>
+#include <linux/string.h>
+#include <linux/mutex.h>
+#include <asm/clkdev.h>
+#include <mach/clkdev.h>
+static LIST_HEAD(clocks);
+static DEFINE_MUTEX(clocks_mutex);
+static struct clk *clk_find(const char *dev_id, const char *con_id)
+{
+        struct clk_lookup *p;
+        struct clk *clk = NULL;
+        int match, best = 0;
+        list_for_each_entry(p, &clocks, node) {
+                if ((p->dev_id && !dev_id) || (p->con_id && !con_id))
+                        continue;
+                match = 0;
+                if (p->dev_id)
+                        match += 2 * (strcmp(p->dev_id, dev_id) == 0);
+                if (p->con_id)
+                        match += 1 * (strcmp(p->con_id, con_id) == 0);
+                if (match == 0)
+                        continue;
+                if (match > best) {
+                        clk = p->clk;
+                        best = match;
+                }
+        }
+        return clk;
+}
+struct clk *clk_get(struct device *dev, const char *con_id)
+{
+        const char *dev_id = dev ? dev_name(dev) : NULL;
+        struct clk *clk;
+        mutex_lock(&clocks_mutex);
+        clk = clk_find(dev_id, con_id);
+        if (clk && !__clk_get(clk))
+                clk = NULL;
+        mutex_unlock(&clocks_mutex);
+        return clk ? clk : ERR_PTR(-ENOENT);
+}
+EXPORT_SYMBOL(clk_get);
+void clk_put(struct clk *clk)
+{
+        __clk_put(clk);
+}
+EXPORT_SYMBOL(clk_put);
+void clkdev_add(struct clk_lookup *cl)
+{
+        mutex_lock(&clocks_mutex);
+        list_add_tail(&cl->node, &clocks);
+        mutex_unlock(&clocks_mutex);
+}
+EXPORT_SYMBOL(clkdev_add);
+#define MAX_DEV_ID      20
+#define MAX_CON_ID      16
+struct clk_lookup_alloc {
+        struct clk_lookup cl;
+        char    dev_id[MAX_DEV_ID];
+        char    con_id[MAX_CON_ID];
+};
+struct clk_lookup *clkdev_alloc(struct clk *clk, const char *con_id,
+        const char *dev_fmt, ...)
+{
+        struct clk_lookup_alloc *cla;
+        cla = kzalloc(sizeof(*cla), GFP_KERNEL);
+        if (!cla)
+                return NULL;
+        cla->cl.clk = clk;
+        if (con_id) {
+                strlcpy(cla->con_id, con_id, sizeof(cla->con_id));
+                cla->cl.con_id = cla->con_id;
+        }
+        if (dev_fmt) {
+                va_list ap;
+                va_start(ap, dev_fmt);
+                vscnprintf(cla->dev_id, sizeof(cla->dev_id), dev_fmt, ap);
+                cla->cl.dev_id = cla->dev_id;
+                va_end(ap);
+        }
+        return &cla->cl;
+}
+EXPORT_SYMBOL(clkdev_alloc);
+/*
+ * clkdev_drop - remove a clock dynamically allocated
+ */
+void clkdev_drop(struct clk_lookup *cl)
+{
+        mutex_lock(&clocks_mutex);
+        list_del(&cl->node);
+        mutex_unlock(&clocks_mutex);
+        kfree(cl);
+}
+EXPORT_SYMBOL(clkdev_drop);
diff --git a/arch/arm/common/sharpsl_pm.c b/arch/arm/common/sharpsl_pm.c
index db8309161408..780bbf7cb26f 100644
--- a/arch/arm/common/sharpsl_pm.c
+++ b/arch/arm/common/sharpsl_pm.c
@@ -54,11 +54,13 @@
 /*
 * Prototypes
 */
+#ifdef CONFIG_PM
 static int sharpsl_off_charge_battery(void);
-static int sharpsl_check_battery_temp(void);
 static int sharpsl_check_battery_voltage(void);
-static int sharpsl_ac_check(void);
 static int sharpsl_fatal_check(void);
+#endif
+static int sharpsl_check_battery_temp(void);
+static int sharpsl_ac_check(void);
 static int sharpsl_average_value(int ad);
 static void sharpsl_average_clear(void);
 static void sharpsl_charge_toggle(struct work_struct *private_);
@@ -424,6 +426,7 @@ static int sharpsl_check_battery_temp(void)
        return 0;
 }
+#ifdef CONFIG_PM
 static int sharpsl_check_battery_voltage(void)
 {
        int val, i, buff[5];
@@ -455,6 +458,7 @@ static int sharpsl_check_battery_voltage(void)
        return 0;
 }
+#endif
 static int sharpsl_ac_check(void)
 {
@@ -586,8 +590,6 @@ static int corgi_pxa_pm_enter(suspend_state_t state)
        return 0;
 }
-#endif
 /*
 * Check for fatal battery errors
@@ -738,7 +740,10 @@ static int sharpsl_off_charge_battery(void)
                }
        }
 }
+#else
+#define sharpsl_pm_suspend      NULL
+#define sharpsl_pm_resume       NULL
+#endif
 static ssize_t battery_percentage_show(struct device *dev, struct device_attribute *attr, char *buf)
 {
@@ -768,10 +773,12 @@ static void sharpsl_apm_get_power_status(struct apm_power_info *info)
        info->battery_life = sharpsl_pm.battstat.mainbat_percent;
 }
+#ifdef CONFIG_PM
 static struct platform_suspend_ops sharpsl_pm_ops = {
        .enter          = corgi_pxa_pm_enter,
        .valid          = suspend_valid_only_mem,
 };
+#endif
 static int __init sharpsl_pm_probe(struct platform_device *pdev)
 {
@@ -802,7 +809,9 @@ static int __init sharpsl_pm_probe(struct platform_device *pdev)
        apm_get_power_status = sharpsl_apm_get_power_status;
+#ifdef CONFIG_PM
        suspend_set_ops(&sharpsl_pm_ops);
+#endif
        mod_timer(&sharpsl_pm.ac_timer, jiffies + msecs_to_jiffies(250));
diff --git a/arch/arm/include/asm/clkdev.h b/arch/arm/include/asm/clkdev.h
new file mode 100644
index 000000000000..b6ec7c627b39
--- /dev/null
+++ b/arch/arm/include/asm/clkdev.h
@@ -0,0 +1,30 @@
+/*
+ *  arch/arm/include/asm/clkdev.h
+ *
+ *  Copyright (C) 2008 Russell King.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Helper for the clk API to assist looking up a struct clk.
+ */
+#ifndef __ASM_CLKDEV_H
+#define __ASM_CLKDEV_H
+struct clk;
+struct clk_lookup {
+        struct list_head        node;
+        const char              *dev_id;
+        const char              *con_id;
+        struct clk              *clk;
+};
+struct clk_lookup *clkdev_alloc(struct clk *clk, const char *con_id,
+        const char *dev_fmt, ...);
+void clkdev_add(struct clk_lookup *cl);
+void clkdev_drop(struct clk_lookup *cl);
+#endif
diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h
index 1cb8602dd9d5..4ed149cbb32a 100644
--- a/arch/arm/include/asm/dma-mapping.h
+++ b/arch/arm/include/asm/dma-mapping.h
@@ -256,8 +256,17 @@ int dmabounce_sync_for_cpu(struct device *, dma_addr_t, unsigned long,
 int dmabounce_sync_for_device(struct device *, dma_addr_t, unsigned long,
                size_t, enum dma_data_direction);
 #else
-#define dmabounce_sync_for_cpu(dev,dma,off,sz,dir)      (1)
+static inline int dmabounce_sync_for_cpu(struct device *d, dma_addr_t addr,
-#define dmabounce_sync_for_device(dev,dma,off,sz,dir)   (1)
+        unsigned long offset, size_t size, enum dma_data_direction dir)
+{
+        return 1;
+}
+static inline int dmabounce_sync_for_device(struct device *d, dma_addr_t addr,
+        unsigned long offset, size_t size, enum dma_data_direction dir)
+{
+        return 1;
+}
 /**
diff --git a/arch/arm/include/asm/ftrace.h b/arch/arm/include/asm/ftrace.h
index 584ef9a8e5a5..39c8bc1a006a 100644
--- a/arch/arm/include/asm/ftrace.h
+++ b/arch/arm/include/asm/ftrace.h
@@ -1,7 +1,7 @@
 #ifndef _ASM_ARM_FTRACE
 #define _ASM_ARM_FTRACE
-#ifdef CONFIG_FTRACE
+#ifdef CONFIG_FUNCTION_TRACER
 #define MCOUNT_ADDR             ((long)(mcount))
 #define MCOUNT_INSN_SIZE        4 /* sizeof mcount call */
diff --git a/arch/arm/include/asm/hardware/iomd.h b/arch/arm/include/asm/hardware/iomd.h
index 9c5afbd71a69..f9ee69e4f53e 100644
--- a/arch/arm/include/asm/hardware/iomd.h
+++ b/arch/arm/include/asm/hardware/iomd.h
@@ -32,19 +32,11 @@
 #define IOMD_KARTRX     (0x004)
 #define IOMD_KCTRL      (0x008)
-#ifdef CONFIG_ARCH_CLPS7500
-#define IOMD_IOLINES    (0x00C)
-#endif
 #define IOMD_IRQSTATA   (0x010)
 #define IOMD_IRQREQA    (0x014)
 #define IOMD_IRQCLRA    (0x014)
 #define IOMD_IRQMASKA   (0x018)
-#ifdef CONFIG_ARCH_CLPS7500
-#define IOMD_SUSMODE    (0x01C)
-#endif
 #define IOMD_IRQSTATB   (0x020)
 #define IOMD_IRQREQB    (0x024)
 #define IOMD_IRQMASKB   (0x028)
@@ -53,10 +45,6 @@
 #define IOMD_FIQREQ     (0x034)
 #define IOMD_FIQMASK    (0x038)
-#ifdef CONFIG_ARCH_CLPS7500
-#define IOMD_CLKCTL     (0x03C)
-#endif
 #define IOMD_T0CNTL     (0x040)
 #define IOMD_T0LTCHL    (0x040)
 #define IOMD_T0CNTH     (0x044)
@@ -71,18 +59,6 @@
 #define IOMD_T1GO       (0x058)
 #define IOMD_T1LATCH    (0x05c)
-#ifdef CONFIG_ARCH_CLPS7500
-#define IOMD_IRQSTATC   (0x060)
-#define IOMD_IRQREQC    (0x064)
-#define IOMD_IRQMASKC   (0x068)
-#define IOMD_VIDMUX     (0x06c)
-#define IOMD_IRQSTATD   (0x070)
-#define IOMD_IRQREQD    (0x074)
-#define IOMD_IRQMASKD   (0x078)
-#endif
 #define IOMD_ROMCR0     (0x080)
 #define IOMD_ROMCR1     (0x084)
 #ifdef CONFIG_ARCH_RPC
@@ -100,11 +76,6 @@
 #define IOMD_MOUSEY     (0x0A4)
 #endif
-#ifdef CONFIG_ARCH_CLPS7500
-#define IOMD_MSEDAT     (0x0A8)
-#define IOMD_MSECTL     (0x0Ac)
-#endif
 #ifdef CONFIG_ARCH_RPC
 #define IOMD_DMATCR     (0x0C0)
 #endif
@@ -113,18 +84,6 @@
 #ifdef CONFIG_ARCH_RPC
 #define IOMD_DMAEXT     (0x0CC)
 #endif
-#ifdef CONFIG_ARCH_CLPS7500
-#define IOMD_ASTCR      (0x0CC)
-#define IOMD_DRAMCR     (0x0D0)
-#define IOMD_SELFREF    (0x0D4)
-#define IOMD_ATODICR    (0x0E0)
-#define IOMD_ATODSR     (0x0E4)
-#define IOMD_ATODCC     (0x0E8)
-#define IOMD_ATODCNT1   (0x0EC)
-#define IOMD_ATODCNT2   (0x0F0)
-#define IOMD_ATODCNT3   (0x0F4)
-#define IOMD_ATODCNT4   (0x0F8)
-#endif
 #ifdef CONFIG_ARCH_RPC
 #define DMA_EXT_IO0     1
diff --git a/arch/arm/include/asm/hardware/iop3xx-adma.h b/arch/arm/include/asm/hardware/iop3xx-adma.h
index 87bff09633aa..83e6ba338e2c 100644
--- a/arch/arm/include/asm/hardware/iop3xx-adma.h
+++ b/arch/arm/include/asm/hardware/iop3xx-adma.h
@@ -730,7 +730,8 @@ static inline void iop_desc_set_next_desc(struct iop_adma_desc_slot *desc,
 {
        /* hw_desc->next_desc is the same location for all channels */
        union iop3xx_desc hw_desc = { .ptr = desc->hw_desc, };
-        BUG_ON(hw_desc.dma->next_desc);
+        iop_paranoia(hw_desc.dma->next_desc);
        hw_desc.dma->next_desc = next_desc_addr;
 }
@@ -760,7 +761,7 @@ static inline int iop_desc_get_zero_result(struct iop_adma_desc_slot *desc)
        struct iop3xx_desc_aau *hw_desc = desc->hw_desc;
        struct iop3xx_aau_desc_ctrl desc_ctrl = hw_desc->desc_ctrl_field;
-        BUG_ON(!(desc_ctrl.tx_complete && desc_ctrl.zero_result_en));
+        iop_paranoia(!(desc_ctrl.tx_complete && desc_ctrl.zero_result_en));
        return desc_ctrl.zero_result_err;
 }
diff --git a/arch/arm/include/asm/hardware/iop_adma.h b/arch/arm/include/asm/hardware/iop_adma.h
index cb7e3611bcba..385c6e8cbbd2 100644
--- a/arch/arm/include/asm/hardware/iop_adma.h
+++ b/arch/arm/include/asm/hardware/iop_adma.h
@@ -23,6 +23,12 @@
 #define IOP_ADMA_SLOT_SIZE 32
 #define IOP_ADMA_THRESHOLD 4
+#ifdef DEBUG
+#define IOP_PARANOIA 1
+#else
+#define IOP_PARANOIA 0
+#endif
+#define iop_paranoia(x) BUG_ON(IOP_PARANOIA && (x))
 /**
 * struct iop_adma_device - internal representation of an ADMA device
diff --git a/arch/arm/include/asm/mach/map.h b/arch/arm/include/asm/mach/map.h
index cb1139ac1943..39d949b63e80 100644
--- a/arch/arm/include/asm/mach/map.h
+++ b/arch/arm/include/asm/mach/map.h
@@ -19,12 +19,13 @@ struct map_desc {
 };
 /* types 0-3 are defined in asm/io.h */
-#define MT_CACHECLEAN           4
+#define MT_UNCACHED             4
-#define MT_MINICLEAN            5
+#define MT_CACHECLEAN           5
-#define MT_LOW_VECTORS          6
+#define MT_MINICLEAN            6
-#define MT_HIGH_VECTORS         7
+#define MT_LOW_VECTORS          7
-#define MT_MEMORY               8
+#define MT_HIGH_VECTORS         8
-#define MT_ROM                  9
+#define MT_MEMORY               9
+#define MT_ROM                  10
 #ifdef CONFIG_MMU
 extern void iotable_init(struct map_desc *, int);
diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h
index 809ff9ab853a..77764301844b 100644
--- a/arch/arm/include/asm/memory.h
+++ b/arch/arm/include/asm/memory.h
@@ -44,10 +44,10 @@
 * The module space lives between the addresses given by TASK_SIZE
 * and PAGE_OFFSET - it must be within 32MB of the kernel text.
 */
-#define MODULE_END              (PAGE_OFFSET)
+#define MODULES_END             (PAGE_OFFSET)
-#define MODULE_START            (MODULE_END - 16*1048576)
+#define MODULES_VADDR           (MODULES_END - 16*1048576)
-#if TASK_SIZE > MODULE_START
+#if TASK_SIZE > MODULES_VADDR
 #error Top of user space clashes with start of module space
 #endif
@@ -56,7 +56,7 @@
 * Since we use sections to map it, this macro replaces the physical address
 * with its virtual address while keeping offset from the base section.
 */
-#define XIP_VIRT_ADDR(physaddr)  (MODULE_START + ((physaddr) & 0x000fffff))
+#define XIP_VIRT_ADDR(physaddr)  (MODULES_VADDR + ((physaddr) & 0x000fffff))
 /*
 * Allow 16MB-aligned ioremap pages
@@ -94,8 +94,8 @@
 /*
 * The module can be at any place in ram in nommu mode.
 */
-#define MODULE_END              (END_MEM)
+#define MODULES_END             (END_MEM)
-#define MODULE_START            (PHYS_OFFSET)
+#define MODULES_VADDR           (PHYS_OFFSET)
 #endif /* !CONFIG_MMU */
diff --git a/arch/arm/include/asm/page.h b/arch/arm/include/asm/page.h
index bed1c0a00368..5fee45e23038 100644
--- a/arch/arm/include/asm/page.h
+++ b/arch/arm/include/asm/page.h
@@ -133,7 +133,7 @@ extern void __cpu_copy_user_page(void *to, const void *from,
 #define clear_user_page(addr,vaddr,pg)   __cpu_clear_user_page(addr, vaddr)
 #define copy_user_page(to,from,vaddr,pg) __cpu_copy_user_page(to, from, vaddr)
-#define clear_page(page)        memzero((void *)(page), PAGE_SIZE)
+#define clear_page(page)        memset((void *)(page), 0, PAGE_SIZE)
 extern void copy_page(void *to, const void *from);
 #undef STRICT_MM_TYPECHECKS
diff --git a/arch/arm/include/asm/processor.h b/arch/arm/include/asm/processor.h
index 517a4d6ffc74..2320508443a5 100644
--- a/arch/arm/include/asm/processor.h
+++ b/arch/arm/include/asm/processor.h
@@ -64,7 +64,7 @@ struct thread_struct {
 ({                                                                      \
        unsigned long *stack = (unsigned long *)sp;                     \
        set_fs(USER_DS);                                                \
-        memzero(regs->uregs, sizeof(regs->uregs));                      \
+        memset(regs->uregs, 0, sizeof(regs->uregs));                    \
        if (current->personality & ADDR_LIMIT_32BIT)                    \
                regs->ARM_cpsr = USR_MODE;                              \
        else                                                            \
diff --git a/arch/arm/include/asm/string.h b/arch/arm/include/asm/string.h
index e50c4a39b699..cf4f3aad0fc1 100644
--- a/arch/arm/include/asm/string.h
+++ b/arch/arm/include/asm/string.h
@@ -21,7 +21,6 @@ extern void * memmove(void *, const void *, __kernel_size_t);
 #define __HAVE_ARCH_MEMCHR
 extern void * memchr(const void *, int, __kernel_size_t);
-#define __HAVE_ARCH_MEMZERO
 #define __HAVE_ARCH_MEMSET
 extern void * memset(void *, int, __kernel_size_t);
@@ -39,12 +38,4 @@ extern void __memzero(void *ptr, __kernel_size_t n);
                (__p);                                                  \
        })
-#define memzero(p,n)                                                    \
-        ({                                                              \
-                void *__p = (p); size_t __n = n;                        \
-                if ((__n) != 0)                                         \
-                        __memzero((__p),(__n));                         \
-                (__p);                                                  \
-         })
 #endif
diff --git a/arch/arm/include/asm/system.h b/arch/arm/include/asm/system.h
index 7aad78420f18..568020b34e3e 100644
--- a/arch/arm/include/asm/system.h
+++ b/arch/arm/include/asm/system.h
@@ -42,6 +42,10 @@
 #define CR_U    (1 << 22)       /* Unaligned access operation           */
 #define CR_XP   (1 << 23)       /* Extended page tables                 */
 #define CR_VE   (1 << 24)       /* Vectored interrupts                  */
+#define CR_EE   (1 << 25)       /* Exception (Big) Endian               */
+#define CR_TRE  (1 << 28)       /* TEX remap enable                     */
+#define CR_AFE  (1 << 29)       /* Access flag enable                   */
+#define CR_TE   (1 << 30)       /* Thumb exception enable               */
 /*
 * This is used to ensure the compiler did actually allocate the register we
diff --git a/arch/arm/include/asm/uaccess.h b/arch/arm/include/asm/uaccess.h
index e98ec60b3400..cbb7a37e2978 100644
--- a/arch/arm/include/asm/uaccess.h
+++ b/arch/arm/include/asm/uaccess.h
@@ -400,7 +400,7 @@ static inline unsigned long __must_check copy_from_user(void *to, const void __u
        if (access_ok(VERIFY_READ, from, n))
                n = __copy_from_user(to, from, n);
        else /* security hole - plug it */
-                memzero(to, n);
+                memset(to, 0, n);
        return n;
 }
diff --git a/arch/arm/kernel/armksyms.c b/arch/arm/kernel/armksyms.c
index 2357b1cf1cf9..c74f766ffc12 100644
--- a/arch/arm/kernel/armksyms.c
+++ b/arch/arm/kernel/armksyms.c
@@ -183,6 +183,6 @@ EXPORT_SYMBOL(_find_next_bit_be);
 EXPORT_SYMBOL(copy_page);
-#ifdef CONFIG_FTRACE
+#ifdef CONFIG_FUNCTION_TRACER
 EXPORT_SYMBOL(mcount);
 #endif
diff --git a/arch/arm/kernel/elf.c b/arch/arm/kernel/elf.c
index 513f332f040d..84849098c8e8 100644
--- a/arch/arm/kernel/elf.c
+++ b/arch/arm/kernel/elf.c
@@ -21,12 +21,16 @@ int elf_check_arch(const struct elf32_hdr *x)
        eflags = x->e_flags;
        if ((eflags & EF_ARM_EABI_MASK) == EF_ARM_EABI_UNKNOWN) {
+                unsigned int flt_fmt;
                /* APCS26 is only allowed if the CPU supports it */
                if ((eflags & EF_ARM_APCS_26) && !(elf_hwcap & HWCAP_26BIT))
                        return 0;
+                flt_fmt = eflags & (EF_ARM_VFP_FLOAT | EF_ARM_SOFT_FLOAT);
                /* VFP requires the supporting code */
-                if ((eflags & EF_ARM_VFP_FLOAT) && !(elf_hwcap & HWCAP_VFP))
+                if (flt_fmt == EF_ARM_VFP_FLOAT && !(elf_hwcap & HWCAP_VFP))
                        return 0;
        }
        return 1;
diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S
index 3aa14dcc5bab..06269ea375c5 100644
--- a/arch/arm/kernel/entry-common.S
+++ b/arch/arm/kernel/entry-common.S
@@ -101,7 +101,7 @@ ENDPROC(ret_from_fork)
 #undef CALL
 #define CALL(x) .long x
-#ifdef CONFIG_FTRACE
+#ifdef CONFIG_FUNCTION_TRACER
 #ifdef CONFIG_DYNAMIC_FTRACE
 ENTRY(mcount)
        stmdb sp!, {r0-r3, lr}
@@ -149,7 +149,7 @@ trace:
 ftrace_stub:
        mov pc, lr
-#endif /* CONFIG_FTRACE */
+#endif /* CONFIG_FUNCTION_TRACER */
 /*=============================================================================
 * SWI handler
diff --git a/arch/arm/kernel/ftrace.c b/arch/arm/kernel/ftrace.c
index 76d50e6091bc..6c90479e8974 100644
--- a/arch/arm/kernel/ftrace.c
+++ b/arch/arm/kernel/ftrace.c
@@ -95,19 +95,6 @@ int ftrace_update_ftrace_func(ftrace_func_t func)
        return ret;
 }
-int ftrace_mcount_set(unsigned long *data)
-{
-        unsigned long pc, old;
-        unsigned long *addr = data;
-        unsigned char *new;
-        pc = (unsigned long)&mcount_call;
-        memcpy(&old, &mcount_call, MCOUNT_INSN_SIZE);
-        new = ftrace_call_replace(pc, *addr);
-        *addr = ftrace_modify_code(pc, (unsigned char *)&old, new);
-        return 0;
-}
 /* run from kstop_machine */
 int __init ftrace_dyn_arch_init(void *data)
 {
diff --git a/arch/arm/kernel/module.c b/arch/arm/kernel/module.c
index 9203ba7d58ee..b8d965dcd6fd 100644
--- a/arch/arm/kernel/module.c
+++ b/arch/arm/kernel/module.c
@@ -26,12 +26,12 @@
 /*
 * The XIP kernel text is mapped in the module area for modules and
 * some other stuff to work without any indirect relocations.
- * MODULE_START is redefined here and not in asm/memory.h to avoid
+ * MODULES_VADDR is redefined here and not in asm/memory.h to avoid
 * recompiling the whole kernel when CONFIG_XIP_KERNEL is turned on/off.
 */
 extern void _etext;
-#undef MODULE_START
+#undef MODULES_VADDR
-#define MODULE_START    (((unsigned long)&_etext + ~PGDIR_MASK) & PGDIR_MASK)
+#define MODULES_VADDR   (((unsigned long)&_etext + ~PGDIR_MASK) & PGDIR_MASK)
 #endif
 #ifdef CONFIG_MMU
@@ -43,7 +43,7 @@ void *module_alloc(unsigned long size)
        if (!size)
                return NULL;
-        area = __get_vm_area(size, VM_ALLOC, MODULE_START, MODULE_END);
+        area = __get_vm_area(size, VM_ALLOC, MODULES_VADDR, MODULES_END);
        if (!area)
                return NULL;
diff --git a/arch/arm/lib/Makefile b/arch/arm/lib/Makefile
index 30351cd4560d..866f84a586ff 100644
--- a/arch/arm/lib/Makefile
+++ b/arch/arm/lib/Makefile
@@ -38,7 +38,6 @@ else
 endif
 lib-$(CONFIG_ARCH_RPC)          += ecard.o io-acorn.o floppydma.o
-lib-$(CONFIG_ARCH_CLPS7500)     += io-acorn.o
 lib-$(CONFIG_ARCH_L7200)        += io-acorn.o
 lib-$(CONFIG_ARCH_SHARK)        += io-shark.o
diff --git a/arch/arm/lib/memset.S b/arch/arm/lib/memset.S
index 761eefa76243..650d5923ab83 100644
--- a/arch/arm/lib/memset.S
+++ b/arch/arm/lib/memset.S
@@ -25,7 +25,7 @@
        add     r2, r2, r3              @ 1 (r2 = r2 - (4 - r3))
 /*
 * The pointer is now aligned and the length is adjusted.  Try doing the
- * memzero again.
+ * memset again.
 */
 ENTRY(memset)
diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
index 5aafb2e2ca7a..95dc71aaa668 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -7,36 +7,43 @@ choice
 config ARCH_AT91RM9200
        bool "AT91RM9200"
+        select CPU_ARM920T
        select GENERIC_TIME
        select GENERIC_CLOCKEVENTS
 config ARCH_AT91SAM9260
        bool "AT91SAM9260 or AT91SAM9XE"
+        select CPU_ARM926T
        select GENERIC_TIME
        select GENERIC_CLOCKEVENTS
 config ARCH_AT91SAM9261
        bool "AT91SAM9261"
+        select CPU_ARM926T
        select GENERIC_TIME
        select GENERIC_CLOCKEVENTS
 config ARCH_AT91SAM9263
        bool "AT91SAM9263"
+        select CPU_ARM926T
        select GENERIC_TIME
        select GENERIC_CLOCKEVENTS
 config ARCH_AT91SAM9RL
        bool "AT91SAM9RL"
+        select CPU_ARM926T
        select GENERIC_TIME
        select GENERIC_CLOCKEVENTS
 config ARCH_AT91SAM9G20
        bool "AT91SAM9G20"
+        select CPU_ARM926T
        select GENERIC_TIME
        select GENERIC_CLOCKEVENTS
 config ARCH_AT91CAP9
        bool "AT91CAP9"
+        select CPU_ARM926T
        select GENERIC_TIME
        select GENERIC_CLOCKEVENTS
diff --git a/arch/arm/mach-at91/board-afeb-9260v1.c b/arch/arm/mach-at91/board-afeb-9260v1.c
index 9c040c78889a..e263fda3e2d1 100644
--- a/arch/arm/mach-at91/board-afeb-9260v1.c
+++ b/arch/arm/mach-at91/board-afeb-9260v1.c
@@ -165,6 +165,7 @@ static struct at91_mmc_data __initdata afeb9260_mmc_data = {
 static struct i2c_board_info __initdata afeb9260_i2c_devices[] = {
        {
                I2C_BOARD_INFO("fm3130", 0x68),
+        }, {
                I2C_BOARD_INFO("24c64", 0x50),
        },
 };
diff --git a/arch/arm/mach-at91/include/mach/gpio.h b/arch/arm/mach-at91/include/mach/gpio.h
index 76d76e2fa69e..bffa6741a751 100644
--- a/arch/arm/mach-at91/include/mach/gpio.h
+++ b/arch/arm/mach-at91/include/mach/gpio.h
@@ -13,6 +13,7 @@
 #ifndef __ASM_ARCH_AT91RM9200_GPIO_H
 #define __ASM_ARCH_AT91RM9200_GPIO_H
+#include <linux/kernel.h>
 #include <asm/irq.h>
 #define PIN_BASE                NR_AIC_IRQS
@@ -220,6 +221,7 @@ static inline int gpio_request(unsigned gpio, const char *label)
 static inline void gpio_free(unsigned gpio)
 {
+        might_sleep();
 }
 extern int gpio_direction_input(unsigned gpio);
diff --git a/arch/arm/mach-clps711x/include/mach/hardware.h b/arch/arm/mach-clps711x/include/mach/hardware.h
index 4c3e101b96c9..b3ebe9e4871f 100644
--- a/arch/arm/mach-clps711x/include/mach/hardware.h
+++ b/arch/arm/mach-clps711x/include/mach/hardware.h
@@ -94,20 +94,6 @@
 #include <asm/hardware/ep7212.h>
 #include <asm/hardware/cs89712.h>
-/* dynamic ioremap() areas */
-#define FLASH_START      0x00000000
-#define FLASH_SIZE       0x800000
-#define FLASH_WIDTH      4
-#define SRAM_START       0x60000000
-#define SRAM_SIZE        0xc000
-#define SRAM_WIDTH       4
-#define BOOTROM_START    0x70000000
-#define BOOTROM_SIZE     0x80
-#define BOOTROM_WIDTH    4
 /* static cdb89712_map_io() areas */
 #define REGISTER_START   0x80000000
 #define REGISTER_SIZE    0x4000
@@ -198,14 +184,6 @@
 #define CEIVA_FLASH_SIZE        0x100000
 #define CEIVA_FLASH_WIDTH       2
-#define SRAM_START       0x60000000
-#define SRAM_SIZE        0xc000
-#define SRAM_WIDTH       4
-#define BOOTROM_START    0x70000000
-#define BOOTROM_SIZE     0x80
-#define BOOTROM_WIDTH    4
 /*
 * SED1355 LCD controller
 */
diff --git a/arch/arm/mach-clps7500/Makefile b/arch/arm/mach-clps7500/Makefile
deleted file mode 100644
index 4bd8ebd70e7b..000000000000
--- a/arch/arm/mach-clps7500/Makefile
+++ /dev/null
@@ -1,11 +0,0 @@
-#
-# Makefile for the linux kernel.
-#
-# Object file lists.
-obj-y                   := core.o
-obj-m                   :=
-obj-n                   :=
-obj-                    :=
diff --git a/arch/arm/mach-clps7500/Makefile.boot b/arch/arm/mach-clps7500/Makefile.boot
deleted file mode 100644
index fe16506c1540..000000000000
--- a/arch/arm/mach-clps7500/Makefile.boot
+++ /dev/null
@@ -1,2 +0,0 @@
-   zreladdr-y   := 0x10008000
diff --git a/arch/arm/mach-clps7500/core.c b/arch/arm/mach-clps7500/core.c
deleted file mode 100644
index c3a33b8a5aac..000000000000
--- a/arch/arm/mach-clps7500/core.c
+++ /dev/null
@@ -1,395 +0,0 @@
-/*
- *  linux/arch/arm/mach-clps7500/core.c
- *
- *  Copyright (C) 1998 Russell King
- *  Copyright (C) 1999 Nexus Electronics Ltd
- *
- * Extra MM routines for CL7500 architecture
- */
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/interrupt.h>
-#include <linux/irq.h>
-#include <linux/list.h>
-#include <linux/sched.h>
-#include <linux/init.h>
-#include <linux/device.h>
-#include <linux/serial_8250.h>
-#include <linux/io.h>
-#include <asm/mach/arch.h>
-#include <asm/mach/map.h>
-#include <asm/mach/irq.h>
-#include <asm/mach/time.h>
-#include <mach/hardware.h>
-#include <asm/hardware/iomd.h>
-#include <asm/irq.h>
-#include <asm/mach-types.h>
-unsigned int vram_size;
-static void cl7500_ack_irq_a(unsigned int irq)
-{
-        unsigned int val, mask;
-        mask = 1 << irq;
-        val = iomd_readb(IOMD_IRQMASKA);
-        iomd_writeb(val & ~mask, IOMD_IRQMASKA);
-        iomd_writeb(mask, IOMD_IRQCLRA);
-}
-static void cl7500_mask_irq_a(unsigned int irq)
-{
-        unsigned int val, mask;
-        mask = 1 << irq;
-        val = iomd_readb(IOMD_IRQMASKA);
-        iomd_writeb(val & ~mask, IOMD_IRQMASKA);
-}
-static void cl7500_unmask_irq_a(unsigned int irq)
-{
-        unsigned int val, mask;
-        mask = 1 << irq;
-        val = iomd_readb(IOMD_IRQMASKA);
-        iomd_writeb(val | mask, IOMD_IRQMASKA);
-}
-static struct irq_chip clps7500_a_chip = {
-        .ack    = cl7500_ack_irq_a,
-        .mask   = cl7500_mask_irq_a,
-        .unmask = cl7500_unmask_irq_a,
-};
-static void cl7500_mask_irq_b(unsigned int irq)
-{
-        unsigned int val, mask;
-        mask = 1 << (irq & 7);
-        val = iomd_readb(IOMD_IRQMASKB);
-        iomd_writeb(val & ~mask, IOMD_IRQMASKB);
-}
-static void cl7500_unmask_irq_b(unsigned int irq)
-{
-        unsigned int val, mask;
-        mask = 1 << (irq & 7);
-        val = iomd_readb(IOMD_IRQMASKB);
-        iomd_writeb(val | mask, IOMD_IRQMASKB);
-}
-static struct irq_chip clps7500_b_chip = {
-        .ack    = cl7500_mask_irq_b,
-        .mask   = cl7500_mask_irq_b,
-        .unmask = cl7500_unmask_irq_b,
-};
-static void cl7500_mask_irq_c(unsigned int irq)
-{
-        unsigned int val, mask;
-        mask = 1 << (irq & 7);
-        val = iomd_readb(IOMD_IRQMASKC);
-        iomd_writeb(val & ~mask, IOMD_IRQMASKC);
-}
-static void cl7500_unmask_irq_c(unsigned int irq)
-{
-        unsigned int val, mask;
-        mask = 1 << (irq & 7);
-        val = iomd_readb(IOMD_IRQMASKC);
-        iomd_writeb(val | mask, IOMD_IRQMASKC);
-}
-static struct irq_chip clps7500_c_chip = {
-        .ack    = cl7500_mask_irq_c,
-        .mask   = cl7500_mask_irq_c,
-        .unmask = cl7500_unmask_irq_c,
-};
-static void cl7500_mask_irq_d(unsigned int irq)
-{
-        unsigned int val, mask;
-        mask = 1 << (irq & 7);
-        val = iomd_readb(IOMD_IRQMASKD);
-        iomd_writeb(val & ~mask, IOMD_IRQMASKD);
-}
-static void cl7500_unmask_irq_d(unsigned int irq)
-{
-        unsigned int val, mask;
-        mask = 1 << (irq & 7);
-        val = iomd_readb(IOMD_IRQMASKD);
-        iomd_writeb(val | mask, IOMD_IRQMASKD);
-}
-static struct irq_chip clps7500_d_chip = {
-        .ack    = cl7500_mask_irq_d,
-        .mask   = cl7500_mask_irq_d,
-        .unmask = cl7500_unmask_irq_d,
-};
-static void cl7500_mask_irq_dma(unsigned int irq)
-{
-        unsigned int val, mask;
-        mask = 1 << (irq & 7);
-        val = iomd_readb(IOMD_DMAMASK);
-        iomd_writeb(val & ~mask, IOMD_DMAMASK);
-}
-static void cl7500_unmask_irq_dma(unsigned int irq)
-{
-        unsigned int val, mask;
-        mask = 1 << (irq & 7);
-        val = iomd_readb(IOMD_DMAMASK);
-        iomd_writeb(val | mask, IOMD_DMAMASK);
-}
-static struct irq_chip clps7500_dma_chip = {
-        .ack    = cl7500_mask_irq_dma,
-        .mask   = cl7500_mask_irq_dma,
-        .unmask = cl7500_unmask_irq_dma,
-};
-static void cl7500_mask_irq_fiq(unsigned int irq)
-{
-        unsigned int val, mask;
-        mask = 1 << (irq & 7);
-        val = iomd_readb(IOMD_FIQMASK);
-        iomd_writeb(val & ~mask, IOMD_FIQMASK);
-}
-static void cl7500_unmask_irq_fiq(unsigned int irq)
-{
-        unsigned int val, mask;
-        mask = 1 << (irq & 7);
-        val = iomd_readb(IOMD_FIQMASK);
-        iomd_writeb(val | mask, IOMD_FIQMASK);
-}
-static struct irq_chip clps7500_fiq_chip = {
-        .ack    = cl7500_mask_irq_fiq,
-        .mask   = cl7500_mask_irq_fiq,
-        .unmask = cl7500_unmask_irq_fiq,
-};
-static void cl7500_no_action(unsigned int irq)
-{
-}
-static struct irq_chip clps7500_no_chip = {
-        .ack    = cl7500_no_action,
-        .mask   = cl7500_no_action,
-        .unmask = cl7500_no_action,
-};
-static struct irqaction irq_isa = {
-        .handler = no_action,
-        .mask = CPU_MASK_NONE,
-        .name = "isa",
-};
-static void __init clps7500_init_irq(void)
-{
-        unsigned int irq, flags;
-        iomd_writeb(0, IOMD_IRQMASKA);
-        iomd_writeb(0, IOMD_IRQMASKB);
-        iomd_writeb(0, IOMD_FIQMASK);
-        iomd_writeb(0, IOMD_DMAMASK);
-        for (irq = 0; irq < NR_IRQS; irq++) {
-                flags = IRQF_VALID;
-                if (irq <= 6 || (irq >= 9 && irq <= 15) ||
-                    (irq >= 48 && irq <= 55))
-                        flags |= IRQF_PROBE;
-                switch (irq) {
-                case 0 ... 7:
-                        set_irq_chip(irq, &clps7500_a_chip);
-                        set_irq_handler(irq, handle_level_irq);
-                        set_irq_flags(irq, flags);
-                        break;
-                case 8 ... 15:
-                        set_irq_chip(irq, &clps7500_b_chip);
-                        set_irq_handler(irq, handle_level_irq);
-                        set_irq_flags(irq, flags);
-                        break;
-                case 16 ... 22:
-                        set_irq_chip(irq, &clps7500_dma_chip);
-                        set_irq_handler(irq, handle_level_irq);
-                        set_irq_flags(irq, flags);
-                        break;
-                case 24 ... 31:
-                        set_irq_chip(irq, &clps7500_c_chip);
-                        set_irq_handler(irq, handle_level_irq);
-                        set_irq_flags(irq, flags);
-                        break;
-                case 40 ... 47:
-                        set_irq_chip(irq, &clps7500_d_chip);
-                        set_irq_handler(irq, handle_level_irq);
-                        set_irq_flags(irq, flags);
-                        break;
-                case 48 ... 55:
-                        set_irq_chip(irq, &clps7500_no_chip);
-                        set_irq_handler(irq, handle_level_irq);
-                        set_irq_flags(irq, flags);
-                        break;
-                case 64 ... 72:
-                        set_irq_chip(irq, &clps7500_fiq_chip);
-                        set_irq_handler(irq, handle_level_irq);
-                        set_irq_flags(irq, flags);
-                        break;
-                }
-        }
-        setup_irq(IRQ_ISA, &irq_isa);
-}
-static struct map_desc cl7500_io_desc[] __initdata = {
-        {       /* IO space     */
-                .virtual        = (unsigned long)IO_BASE,
-                .pfn            = __phys_to_pfn(IO_START),
-                .length         = IO_SIZE,
-                .type           = MT_DEVICE
-        }, {    /* ISA space    */
-                .virtual        = ISA_BASE,
-                .pfn            = __phys_to_pfn(ISA_START),
-                .length         = ISA_SIZE,
-                .type           = MT_DEVICE
-        }, {    /* Flash        */
-                .virtual        = FLASH_BASE,
-                .pfn            = __phys_to_pfn(FLASH_START),
-                .length         = FLASH_SIZE,
-                .type           = MT_DEVICE
-        }, {    /* LED          */
-                .virtual        = LED_BASE,
-                .pfn            = __phys_to_pfn(LED_START),
-                .length         = LED_SIZE,
-                .type           = MT_DEVICE
-        }
-};
-static void __init clps7500_map_io(void)
-{
-        iotable_init(cl7500_io_desc, ARRAY_SIZE(cl7500_io_desc));
-}
-extern void ioctime_init(void);
-extern unsigned long ioc_timer_gettimeoffset(void);
-static irqreturn_t
-clps7500_timer_interrupt(int irq, void *dev_id)
-{
-        timer_tick();
-        /* Why not using do_leds interface?? */
-        {
-                /* Twinkle the lights. */
-                static int count, state = 0xff00;
-                if (count-- == 0) {
-                        state ^= 0x100;
-                        count = 25;
-                        *((volatile unsigned int *)LED_ADDRESS) = state;
-                }
-        }
-        return IRQ_HANDLED;
-}
-static struct irqaction clps7500_timer_irq = {
-        .name           = "CLPS7500 Timer Tick",
-        .flags          = IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL,
-        .handler        = clps7500_timer_interrupt,
-};
-/*
- * Set up timer interrupt.
- */
-static void __init clps7500_timer_init(void)
-{
-        ioctime_init();
-        setup_irq(IRQ_TIMER, &clps7500_timer_irq);
-}
-static struct sys_timer clps7500_timer = {
-        .init           = clps7500_timer_init,
-        .offset         = ioc_timer_gettimeoffset,
-};
-static struct plat_serial8250_port serial_platform_data[] = {
-        {
-                .mapbase        = 0x03010fe0,
-                .irq            = 10,
-                .uartclk        = 1843200,
-                .regshift       = 2,
-                .iotype         = UPIO_MEM,
-                .flags          = UPF_BOOT_AUTOCONF | UPF_IOREMAP | UPF_SKIP_TEST,
-        },
-        {
-                .mapbase        = 0x03010be0,
-                .irq            = 0,
-                .uartclk        = 1843200,
-                .regshift       = 2,
-                .iotype         = UPIO_MEM,
-                .flags          = UPF_BOOT_AUTOCONF | UPF_IOREMAP | UPF_SKIP_TEST,
-        },
-        {
-                .iobase         = ISASLOT_IO + 0x2e8,
-                .irq            = 41,
-                .uartclk        = 1843200,
-                .regshift       = 0,
-                .iotype         = UPIO_PORT,
-                .flags          = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
-        },
-        {
-                .iobase         = ISASLOT_IO + 0x3e8,
-                .irq            = 40,
-                .uartclk        = 1843200,
-                .regshift       = 0,
-                .iotype         = UPIO_PORT,
-                .flags          = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
-        },
-        { },
-};
-static struct platform_device serial_device = {
-        .name                   = "serial8250",
-        .id                     = PLAT8250_DEV_PLATFORM,
-        .dev                    = {
-                .platform_data  = serial_platform_data,
-        },
-};
-static void __init clps7500_init(void)
-{
-        platform_device_register(&serial_device);
-}
-MACHINE_START(CLPS7500, "CL-PS7500")
-        /* Maintainer: Philip Blundell */
-        .phys_io        = 0x03000000,
-        .io_pg_offst    = ((0xe0000000) >> 18) & 0xfffc,
-        .map_io         = clps7500_map_io,
-        .init_irq       = clps7500_init_irq,
-        .init_machine   = clps7500_init,
-        .timer          = &clps7500_timer,
-MACHINE_END
diff --git a/arch/arm/mach-clps7500/include/mach/acornfb.h b/arch/arm/mach-clps7500/include/mach/acornfb.h
deleted file mode 100644
index aea6330c9745..000000000000
--- a/arch/arm/mach-clps7500/include/mach/acornfb.h
+++ /dev/null
@@ -1,33 +0,0 @@
-#define acornfb_valid_pixrate(var) (var->pixclock >= 39325 && var->pixclock <= 40119)
-static inline void
-acornfb_vidc20_find_rates(struct vidc_timing *vidc,
-                          struct fb_var_screeninfo *var)
-{
-        u_int bandwidth;
-  
-        vidc->control |= VIDC20_CTRL_PIX_CK;
-        /* Calculate bandwidth */
-        bandwidth = var->pixclock * 8 / var->bits_per_pixel;
-        /* Encode bandwidth as VIDC20 setting */
-        if (bandwidth > 16667*2)
-                vidc->control |= VIDC20_CTRL_FIFO_16;
-        else if (bandwidth > 13333*2)
-                vidc->control |= VIDC20_CTRL_FIFO_20;
-        else if (bandwidth > 11111*2)
-                vidc->control |= VIDC20_CTRL_FIFO_24;
-        else
-                vidc->control |= VIDC20_CTRL_FIFO_28;
-        vidc->pll_ctl  = 0x2020;
-}
-#ifdef CONFIG_CHRONTEL_7003
-#define acornfb_default_control()       VIDC20_CTRL_PIX_HCLK
-#else
-#define acornfb_default_control()       VIDC20_CTRL_PIX_VCLK
-#endif
-#define acornfb_default_econtrol()      VIDC20_ECTL_DAC | VIDC20_ECTL_REG(3) | VIDC20_ECTL_ECK
diff --git a/arch/arm/mach-clps7500/include/mach/debug-macro.S b/arch/arm/mach-clps7500/include/mach/debug-macro.S
deleted file mode 100644
index af4104e7e84a..000000000000
--- a/arch/arm/mach-clps7500/include/mach/debug-macro.S
+++ /dev/null
@@ -1,21 +0,0 @@
-/* arch/arm/mach-clps7500/include/mach/debug-macro.S
- *
- * Debugging macro include header
- *
- *  Copyright (C) 1994-1999 Russell King
- *  Moved from linux/arch/arm/kernel/debug.S by Ben Dooks
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
-*/
-                .macro  addruart,rx
-                mov     \rx, #0xe0000000
-                orr     \rx, \rx, #0x00010000
-                orr     \rx, \rx, #0x00000be0
-                .endm
-#define UART_SHIFT      2
-#include <asm/hardware/debug-8250.S>
diff --git a/arch/arm/mach-clps7500/include/mach/dma.h b/arch/arm/mach-clps7500/include/mach/dma.h
deleted file mode 100644
index 63fcde505498..000000000000
--- a/arch/arm/mach-clps7500/include/mach/dma.h
+++ /dev/null
@@ -1,21 +0,0 @@
-/*
- * arch/arm/mach-clps7500/include/mach/dma.h
- *
- * Copyright (C) 1999 Nexus Electronics Ltd.
- */
-#ifndef __ASM_ARCH_DMA_H
-#define __ASM_ARCH_DMA_H
-/* DMA is not yet implemented! It should be the same as acorn, copy over.. */
-/*
- * This is the maximum DMA address that can be DMAd to.
- * There should not be more than (0xd0000000 - 0xc0000000)
- * bytes of RAM.
- */
-#define MAX_DMA_ADDRESS         0xd0000000
-#define DMA_S0                  0
-#endif /* _ASM_ARCH_DMA_H */
diff --git a/arch/arm/mach-clps7500/include/mach/entry-macro.S b/arch/arm/mach-clps7500/include/mach/entry-macro.S
deleted file mode 100644
index 4e7e54144093..000000000000
--- a/arch/arm/mach-clps7500/include/mach/entry-macro.S
+++ /dev/null
@@ -1,16 +0,0 @@
-#include <mach/hardware.h>
-#include <asm/hardware/entry-macro-iomd.S>
-        .equ    ioc_base_high, IOC_BASE & 0xff000000
-        .equ    ioc_base_low, IOC_BASE & 0x00ff0000
-        .macro  get_irqnr_preamble, base, tmp
-        mov     \base, #ioc_base_high           @ point at IOC
-        .if     ioc_base_low
-        orr     \base, \base, #ioc_base_low
-        .endif
-        .endm
-        .macro  arch_ret_to_user, tmp1, tmp2
-        .endm
diff --git a/arch/arm/mach-clps7500/include/mach/hardware.h b/arch/arm/mach-clps7500/include/mach/hardware.h
deleted file mode 100644
index d66578a3371c..000000000000
--- a/arch/arm/mach-clps7500/include/mach/hardware.h
+++ /dev/null
@@ -1,67 +0,0 @@
-/*
- * arch/arm/mach-clps7500/include/mach/hardware.h
- *
- * Copyright (C) 1996-1999 Russell King.
- * Copyright (C) 1999 Nexus Electronics Ltd.
- *
- * This file contains the hardware definitions of the 
- * CL7500 evaluation board.
- */
-#ifndef __ASM_ARCH_HARDWARE_H
-#define __ASM_ARCH_HARDWARE_H
-#include <mach/memory.h>
-#include <asm/hardware/iomd.h>
-#ifdef __ASSEMBLY__
-#define IOMEM(x) x
-#else
-#define IOMEM(x) ((void __iomem *)(x))
-#endif
-/*
- * What hardware must be present
- */
-#define HAS_IOMD
-#define HAS_VIDC20
-/* Hardware addresses of major areas.
- *  *_START is the physical address
- *  *_SIZE  is the size of the region
- *  *_BASE  is the virtual address
- */
-#define IO_START                0x03000000      /* I/O */
-#define IO_SIZE                 0x01000000
-#define IO_BASE                 IOMEM(0xe0000000)
-#define ISA_START               0x0c000000      /* ISA */
-#define ISA_SIZE                0x00010000
-#define ISA_BASE                0xe1000000
-#define FLASH_START             0x01000000      /* XXX */
-#define FLASH_SIZE              0x01000000
-#define FLASH_BASE              0xe2000000
-#define LED_START               0x0302B000
-#define LED_SIZE                0x00001000
-#define LED_BASE                0xe3000000
-#define LED_ADDRESS             (LED_BASE + 0xa00)
-/* Let's define SCREEN_START for CL7500, even though it's a lie. */
-#define SCREEN_START            0x02000000      /* VRAM */
-#define SCREEN_END              0xdfc00000
-#define SCREEN_BASE             0xdf800000
-#define VIDC_BASE               (void __iomem *)0xe0400000
-#define IOMD_BASE               IOMEM(0xe0200000)
-#define IOC_BASE                IOMEM(0xe0200000)
-#define FLOPPYDMA_BASE          IOMEM(0xe002a000)
-#define PCIO_BASE               IOMEM(0xe0010000)
-#define vidc_writel(val)        __raw_writel(val, VIDC_BASE)
-/* in/out bias for the ISA slot region */
-#define ISASLOT_IO              0x80400000
-#endif
diff --git a/arch/arm/mach-clps7500/include/mach/io.h b/arch/arm/mach-clps7500/include/mach/io.h
deleted file mode 100644
index 2ff2860889ed..000000000000
--- a/arch/arm/mach-clps7500/include/mach/io.h
+++ /dev/null
@@ -1,255 +0,0 @@
-/*
- * arch/arm/mach-clps7500/include/mach/io.h
- *  from arch/arm/mach-rpc/include/mach/io.h
- *
- * Copyright (C) 1997 Russell King
- *
- * Modifications:
- *  06-Dec-1997 RMK     Created.
- */
-#ifndef __ASM_ARM_ARCH_IO_H
-#define __ASM_ARM_ARCH_IO_H
-#include <mach/hardware.h>
-#define IO_SPACE_LIMIT 0xffffffff
-/*
- * GCC is totally crap at loading/storing data.  We try to persuade it
- * to do the right thing by using these whereever possible instead of
- * the above.
- */
-#define __arch_base_getb(b,o)                   \
- ({                                             \
-        unsigned int v, r = (b);                \
-        __asm__ __volatile__(                   \
-                "ldrb   %0, [%1, %2]"           \
-                : "=r" (v)                      \
-                : "r" (r), "Ir" (o));           \
-        v;                                      \
- })
-#define __arch_base_getl(b,o)                   \
- ({                                             \
-        unsigned int v, r = (b);                \
-        __asm__ __volatile__(                   \
-                "ldr    %0, [%1, %2]"           \
-                : "=r" (v)                      \
-                : "r" (r), "Ir" (o));           \
-        v;                                      \
- })
-#define __arch_base_putb(v,b,o)                 \
- ({                                             \
-        unsigned int r = (b);                   \
-        __asm__ __volatile__(                   \
-                "strb   %0, [%1, %2]"           \
-                :                               \
-                : "r" (v), "r" (r), "Ir" (o));  \
- })
-#define __arch_base_putl(v,b,o)                 \
- ({                                             \
-        unsigned int r = (b);                   \
-        __asm__ __volatile__(                   \
-                "str    %0, [%1, %2]"           \
-                :                               \
-                : "r" (v), "r" (r), "Ir" (o));  \
- })
-/*
- * We use two different types of addressing - PC style addresses, and ARM
- * addresses.  PC style accesses the PC hardware with the normal PC IO
- * addresses, eg 0x3f8 for serial#1.  ARM addresses are 0x80000000+
- * and are translated to the start of IO.  Note that all addresses are
- * shifted left!
- */
-#define __PORT_PCIO(x)  (!((x) & 0x80000000))
-/*
- * Dynamic IO functions - let the compiler
- * optimize the expressions
- */
-static inline void __outb (unsigned int value, unsigned int port)
-{
-        unsigned long temp;
-        __asm__ __volatile__(
-        "tst    %2, #0x80000000\n\t"
-        "mov    %0, %4\n\t"
-        "addeq  %0, %0, %3\n\t"
-        "strb   %1, [%0, %2, lsl #2]    @ outb"
-        : "=&r" (temp)
-        : "r" (value), "r" (port), "Ir" (PCIO_BASE - IO_BASE), "Ir" (IO_BASE)
-        : "cc");
-}
-static inline void __outw (unsigned int value, unsigned int port)
-{
-        unsigned long temp;
-        __asm__ __volatile__(
-        "tst    %2, #0x80000000\n\t"
-        "mov    %0, %4\n\t"
-        "addeq  %0, %0, %3\n\t"
-        "str    %1, [%0, %2, lsl #2]    @ outw"
-        : "=&r" (temp)
-        : "r" (value|value<<16), "r" (port), "Ir" (PCIO_BASE - IO_BASE), "Ir" (IO_BASE)
-        : "cc");
-}
-static inline void __outl (unsigned int value, unsigned int port)
-{
-        unsigned long temp;
-        __asm__ __volatile__(
-        "tst    %2, #0x80000000\n\t"
-        "mov    %0, %4\n\t"
-        "addeq  %0, %0, %3\n\t"
-        "str    %1, [%0, %2, lsl #2]    @ outl"
-        : "=&r" (temp)
-        : "r" (value), "r" (port), "Ir" (PCIO_BASE - IO_BASE), "Ir" (IO_BASE)
-        : "cc");
-}
-#define DECLARE_DYN_IN(sz,fnsuffix,instr)                                       \
-static inline unsigned sz __in##fnsuffix (unsigned int port)            \
-{                                                                               \
-        unsigned long temp, value;                                              \
-        __asm__ __volatile__(                                                   \
-        "tst    %2, #0x80000000\n\t"                                            \
-        "mov    %0, %4\n\t"                                                     \
-        "addeq  %0, %0, %3\n\t"                                                 \
-        "ldr" instr "   %1, [%0, %2, lsl #2]    @ in" #fnsuffix                 \
-        : "=&r" (temp), "=r" (value)                                            \
-        : "r" (port), "Ir" (PCIO_BASE - IO_BASE), "Ir" (IO_BASE)                \
-        : "cc");                                                                \
-        return (unsigned sz)value;                                              \
-}
-static inline unsigned int __ioaddr (unsigned int port)                 \
-{                                                                               \
-        if (__PORT_PCIO(port))                                                  \
-                return (unsigned int)(PCIO_BASE + (port << 2));                 \
-        else                                                                    \
-                return (unsigned int)(IO_BASE + (port << 2));                   \
-}
-#define DECLARE_IO(sz,fnsuffix,instr)   \
-        DECLARE_DYN_IN(sz,fnsuffix,instr)
-DECLARE_IO(char,b,"b")
-DECLARE_IO(short,w,"")
-DECLARE_IO(int,l,"")
-#undef DECLARE_IO
-#undef DECLARE_DYN_IN
-/*
- * Constant address IO functions
- *
- * These have to be macros for the 'J' constraint to work -
- * +/-4096 immediate operand.
- */
-#define __outbc(value,port)                                                     \
-({                                                                              \
-        if (__PORT_PCIO((port)))                                                \
-                __asm__ __volatile__(                                           \
-                "strb   %0, [%1, %2]    @ outbc"                                \
-                : : "r" (value), "r" (PCIO_BASE), "Jr" ((port) << 2));          \
-        else                                                                    \
-                __asm__ __volatile__(                                           \
-                "strb   %0, [%1, %2]    @ outbc"                                \
-                : : "r" (value), "r" (IO_BASE), "r" ((port) << 2));             \
-})
-#define __inbc(port)                                                            \
-({                                                                              \
-        unsigned char result;                                                   \
-        if (__PORT_PCIO((port)))                                                \
-                __asm__ __volatile__(                                           \
-                "ldrb   %0, [%1, %2]    @ inbc"                                 \
-                : "=r" (result) : "r" (PCIO_BASE), "Jr" ((port) << 2));         \
-        else                                                                    \
-                __asm__ __volatile__(                                           \
-                "ldrb   %0, [%1, %2]    @ inbc"                                 \
-                : "=r" (result) : "r" (IO_BASE), "r" ((port) << 2));            \
-        result;                                                                 \
-})
-#define __outwc(value,port)                                                     \
-({                                                                              \
-        unsigned long v = value;                                                \
-        if (__PORT_PCIO((port)))                                                \
-                __asm__ __volatile__(                                           \
-                "str    %0, [%1, %2]    @ outwc"                                \
-                : : "r" (v|v<<16), "r" (PCIO_BASE), "Jr" ((port) << 2));        \
-        else                                                                    \
-                __asm__ __volatile__(                                           \
-                "str    %0, [%1, %2]    @ outwc"                                \
-                : : "r" (v|v<<16), "r" (IO_BASE), "r" ((port) << 2));           \
-})
-#define __inwc(port)                                                            \
-({                                                                              \
-        unsigned short result;                                                  \
-        if (__PORT_PCIO((port)))                                                \
-                __asm__ __volatile__(                                           \
-                "ldr    %0, [%1, %2]    @ inwc"                                 \
-                : "=r" (result) : "r" (PCIO_BASE), "Jr" ((port) << 2));         \
-        else                                                                    \
-                __asm__ __volatile__(                                           \
-                "ldr    %0, [%1, %2]    @ inwc"                                 \
-                : "=r" (result) : "r" (IO_BASE), "r" ((port) << 2));            \
-        result & 0xffff;                                                        \
-})
-#define __outlc(value,port)                                                     \
-({                                                                              \
-        unsigned long v = value;                                                \
-        if (__PORT_PCIO((port)))                                                \
-                __asm__ __volatile__(                                           \
-                "str    %0, [%1, %2]    @ outlc"                                \
-                : : "r" (v), "r" (PCIO_BASE), "Jr" ((port) << 2));              \
-        else                                                                    \
-                __asm__ __volatile__(                                           \
-                "str    %0, [%1, %2]    @ outlc"                                \
-                : : "r" (v), "r" (IO_BASE), "r" ((port) << 2));                 \
-})
-#define __inlc(port)                                                            \
-({                                                                              \
-        unsigned long result;                                                   \
-        if (__PORT_PCIO((port)))                                                \
-                __asm__ __volatile__(                                           \
-                "ldr    %0, [%1, %2]    @ inlc"                                 \
-                : "=r" (result) : "r" (PCIO_BASE), "Jr" ((port) << 2));         \
-        else                                                                    \
-                __asm__ __volatile__(                                           \
-                "ldr    %0, [%1, %2]    @ inlc"                                 \
-                : "=r" (result) : "r" (IO_BASE), "r" ((port) << 2));            \
-        result;                                                                 \
-})
-#define __ioaddrc(port)                                                         \
-        (__PORT_PCIO((port)) ? PCIO_BASE + ((port) << 2) : IO_BASE + ((port) << 2))
-#define inb(p)          (__builtin_constant_p((p)) ? __inbc(p)    : __inb(p))
-#define inw(p)          (__builtin_constant_p((p)) ? __inwc(p)    : __inw(p))
-#define inl(p)          (__builtin_constant_p((p)) ? __inlc(p)    : __inl(p))
-#define outb(v,p)       (__builtin_constant_p((p)) ? __outbc(v,p) : __outb(v,p))
-#define outw(v,p)       (__builtin_constant_p((p)) ? __outwc(v,p) : __outw(v,p))
-#define outl(v,p)       (__builtin_constant_p((p)) ? __outlc(v,p) : __outl(v,p))
-#define __ioaddr(p)     (__builtin_constant_p((p)) ? __ioaddr(p)  : __ioaddrc(p))
-/* the following macro is deprecated */
-#define ioaddr(port)                    __ioaddr((port))
-#define insb(p,d,l)     __raw_readsb(__ioaddr(p),d,l)
-#define insw(p,d,l)     __raw_readsw(__ioaddr(p),d,l)
-#define outsb(p,d,l)    __raw_writesb(__ioaddr(p),d,l)
-#define outsw(p,d,l)    __raw_writesw(__ioaddr(p),d,l)
-/*
- * 1:1 mapping for ioremapped regions.
- */
-#define __mem_pci(x)    (x)
-#endif
diff --git a/arch/arm/mach-clps7500/include/mach/irq.h b/arch/arm/mach-clps7500/include/mach/irq.h
deleted file mode 100644
index d02fcf28ee05..000000000000
--- a/arch/arm/mach-clps7500/include/mach/irq.h
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * arch/arm/mach-clps7500/include/mach/irq.h
- *
- * Copyright (C) 1996 Russell King
- * Copyright (C) 1999, 2001 Nexus Electronics Ltd.
- *
- * Changelog:
- *   10-10-1996 RMK     Brought up to date with arch-sa110eval
- *   22-08-1998 RMK     Restructured IRQ routines
- *   11-08-1999 PJB     Created ARM7500 version, derived from RiscPC code
- */
-#include <linux/io.h>
-#include <asm/hardware/iomd.h>
-static inline int fixup_irq(unsigned int irq)
-{
-        if (irq == IRQ_ISA) {
-                int isabits = *((volatile unsigned int *)0xe002b700);
-                if (isabits == 0) {
-                        printk("Spurious ISA IRQ!\n");
-                        return irq;
-                }
-                irq = IRQ_ISA_BASE;
-                while (!(isabits & 1)) {
-                        irq++;
-                        isabits >>= 1;
-                }
-        }
-        return irq;
-}
diff --git a/arch/arm/mach-clps7500/include/mach/irqs.h b/arch/arm/mach-clps7500/include/mach/irqs.h
deleted file mode 100644
index bee66b487f59..000000000000
--- a/arch/arm/mach-clps7500/include/mach/irqs.h
+++ /dev/null
@@ -1,66 +0,0 @@
-/*
- * arch/arm/mach-clps7500/include/mach/irqs.h
- *
- * Copyright (C) 1999 Nexus Electronics Ltd
- */
-#define IRQ_INT2                0
-#define IRQ_INT1                2
-#define IRQ_VSYNCPULSE          3
-#define IRQ_POWERON             4
-#define IRQ_TIMER0              5
-#define IRQ_TIMER1              6
-#define IRQ_FORCE               7
-#define IRQ_INT8                8
-#define IRQ_ISA                 9
-#define IRQ_INT6                10
-#define IRQ_INT5                11
-#define IRQ_INT4                12
-#define IRQ_INT3                13
-#define IRQ_KEYBOARDTX          14
-#define IRQ_KEYBOARDRX          15
-#define IRQ_DMA0                16
-#define IRQ_DMA1                17
-#define IRQ_DMA2                18
-#define IRQ_DMA3                19
-#define IRQ_DMAS0               20
-#define IRQ_DMAS1               21
-#define IRQ_IOP0                24
-#define IRQ_IOP1                25
-#define IRQ_IOP2                26
-#define IRQ_IOP3                27
-#define IRQ_IOP4                28
-#define IRQ_IOP5                29
-#define IRQ_IOP6                30
-#define IRQ_IOP7                31
-#define IRQ_MOUSERX             40
-#define IRQ_MOUSETX             41
-#define IRQ_ADC                 42
-#define IRQ_EVENT1              43
-#define IRQ_EVENT2              44
-#define IRQ_ISA_BASE            48
-#define IRQ_ISA_3               48
-#define IRQ_ISA_4               49
-#define IRQ_ISA_5               50
-#define IRQ_ISA_7               51
-#define IRQ_ISA_9               52
-#define IRQ_ISA_10              53
-#define IRQ_ISA_11              54
-#define IRQ_ISA_14              55      
-#define FIQ_INT9                0
-#define FIQ_INT5                1
-#define FIQ_INT6                4
-#define FIQ_INT8                6
-#define FIQ_FORCE               7
-/*
- * This is the offset of the FIQ "IRQ" numbers
- */
-#define FIQ_START               64
-#define IRQ_TIMER               IRQ_TIMER0
diff --git a/arch/arm/mach-clps7500/include/mach/memory.h b/arch/arm/mach-clps7500/include/mach/memory.h
deleted file mode 100644
index 87b32db470c8..000000000000
--- a/arch/arm/mach-clps7500/include/mach/memory.h
+++ /dev/null
@@ -1,43 +0,0 @@
-/*
- * arch/arm/mach-clps7500/include/mach/memory.h
- *
- * Copyright (c) 1996,1997,1998 Russell King.
- *
- * Changelog:
- *  20-Oct-1996 RMK     Created
- *  31-Dec-1997 RMK     Fixed definitions to reduce warnings
- *  11-Jan-1998 RMK     Uninlined to reduce hits on cache
- *  08-Feb-1998 RMK     Added __virt_to_bus and __bus_to_virt
- *  21-Mar-1999 RMK     Renamed to memory.h
- *              RMK     Added TASK_SIZE and PAGE_OFFSET
- */
-#ifndef __ASM_ARCH_MEMORY_H
-#define __ASM_ARCH_MEMORY_H
-/*
- * Physical DRAM offset.
- */
-#define PHYS_OFFSET     UL(0x10000000)
-/*
- * These are exactly the same on the RiscPC as the
- * physical memory view.
- */
-#define __virt_to_bus(x) __virt_to_phys(x)
-#define __bus_to_virt(x) __phys_to_virt(x)
-/*
- * Cache flushing area - ROM
- */
-#define FLUSH_BASE_PHYS         0x00000000
-#define FLUSH_BASE              0xdf000000
-/*
- * Sparsemem support.  Each section is a maximum of 64MB.  The sections
- * are offset by 128MB and can cover 128MB, so that gives us a maximum
- * of 29 physmem bits.
- */
-#define MAX_PHYSMEM_BITS        29
-#define SECTION_SIZE_BITS       26
-#endif
diff --git a/arch/arm/mach-clps7500/include/mach/system.h b/arch/arm/mach-clps7500/include/mach/system.h
deleted file mode 100644
index 6d325fbe8b08..000000000000
--- a/arch/arm/mach-clps7500/include/mach/system.h
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * arch/arm/mach-clps7500/include/mach/system.h
- *
- * Copyright (c) 1999 Nexus Electronics Ltd.
- */
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-#include <linux/io.h>
-#include <asm/hardware/iomd.h>
-static inline void arch_idle(void)
-{
-        iomd_writeb(0, IOMD_SUSMODE);
-}
-#define arch_reset(mode)                        \
-        do {                                    \
-                iomd_writeb(0, IOMD_ROMCR0);    \
-                cpu_reset(0);                   \
-        } while (0)
-#endif
diff --git a/arch/arm/mach-clps7500/include/mach/timex.h b/arch/arm/mach-clps7500/include/mach/timex.h
deleted file mode 100644
index dfaa9b425757..000000000000
--- a/arch/arm/mach-clps7500/include/mach/timex.h
+++ /dev/null
@@ -1,13 +0,0 @@
-/*
- * arch/arm/mach-clps7500/include/mach/timex.h
- *
- * CL7500 architecture timex specifications
- *
- * Copyright (C) 1999 Nexus Electronics Ltd
- */
-/*
- * On the ARM7500, the clock ticks at 2MHz.
- */
-#define CLOCK_TICK_RATE         2000000
diff --git a/arch/arm/mach-clps7500/include/mach/uncompress.h b/arch/arm/mach-clps7500/include/mach/uncompress.h
deleted file mode 100644
index d7d0af4b49fc..000000000000
--- a/arch/arm/mach-clps7500/include/mach/uncompress.h
+++ /dev/null
@@ -1,35 +0,0 @@
-/*
- * arch/arm/mach-clps7500/include/mach/uncompress.h
- *
- * Copyright (C) 1999, 2000 Nexus Electronics Ltd.
- */
-#define BASE 0x03010000
-#define SERBASE (BASE + (0x2f8 << 2))
-static inline void putc(char c)
-{
-        while (!(*((volatile unsigned int *)(SERBASE + 0x14)) & 0x20))
-                barrier();
-        *((volatile unsigned int *)(SERBASE)) = c;
-}
-static inline void flush(void)
-{
-}
-static __inline__ void arch_decomp_setup(void)
-{
-        int baud = 3686400 / (9600 * 32);
-        *((volatile unsigned int *)(SERBASE + 0xC)) = 0x80;
-        *((volatile unsigned int *)(SERBASE + 0x0)) = baud & 0xff;
-        *((volatile unsigned int *)(SERBASE + 0x4)) = (baud & 0xff00) >> 8;
-        *((volatile unsigned int *)(SERBASE + 0xC)) = 3; /* 8 bits */
-        *((volatile unsigned int *)(SERBASE + 0x10)) = 3; /* DTR, RTS */
-}
-/*
- * nothing to do
- */
-#define arch_decomp_wdog()
diff --git a/arch/arm/mach-clps7500/include/mach/vmalloc.h b/arch/arm/mach-clps7500/include/mach/vmalloc.h
deleted file mode 100644
index 8fc5406d1b6d..000000000000
--- a/arch/arm/mach-clps7500/include/mach/vmalloc.h
+++ /dev/null
@@ -1,4 +0,0 @@
-/*
- * arch/arm/mach-clps7500/include/mach/vmalloc.h
- */
-#define VMALLOC_END       (PAGE_OFFSET + 0x1c000000)
diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c
index de53f0be71b9..48345fb34613 100644
--- a/arch/arm/mach-ep93xx/core.c
+++ b/arch/arm/mach-ep93xx/core.c
@@ -26,6 +26,7 @@
 #include <linux/serial_core.h>
 #include <linux/device.h>
 #include <linux/mm.h>
+#include <linux/dma-mapping.h>
 #include <linux/time.h>
 #include <linux/timex.h>
 #include <linux/delay.h>
@@ -449,12 +450,13 @@ static struct resource ep93xx_ohci_resources[] = {
        },
 };
 static struct platform_device ep93xx_ohci_device = {
        .name           = "ep93xx-ohci",
        .id             = -1,
        .dev            = {
-                .dma_mask               = (void *)0xffffffff,
+                .dma_mask               = &ep93xx_ohci_device.dev.coherent_dma_mask,
-                .coherent_dma_mask      = 0xffffffff,
+                .coherent_dma_mask      = DMA_BIT_MASK(32),
        },
        .num_resources  = ARRAY_SIZE(ep93xx_ohci_resources),
        .resource       = ep93xx_ohci_resources,
diff --git a/arch/arm/mach-h720x/include/mach/boards.h b/arch/arm/mach-h720x/include/mach/boards.h
index 079b279e1242..38b8e0d61fbf 100644
--- a/arch/arm/mach-h720x/include/mach/boards.h
+++ b/arch/arm/mach-h720x/include/mach/boards.h
@@ -19,9 +19,9 @@
 #ifdef CONFIG_ARCH_H7202
 /* FLASH */
-#define FLASH_VIRT              0xd0000000
+#define H720X_FLASH_VIRT        0xd0000000
-#define FLASH_PHYS              0x00000000
+#define H720X_FLASH_PHYS        0x00000000
-#define FLASH_SIZE              0x02000000
+#define H720X_FLASH_SIZE        0x02000000
 /* onboard LAN controller */
 # define ETH0_PHYS              0x08000000
diff --git a/arch/arm/mach-imx/include/mach/gpio.h b/arch/arm/mach-imx/include/mach/gpio.h
index 6e3d795f2264..502d5aa2c093 100644
--- a/arch/arm/mach-imx/include/mach/gpio.h
+++ b/arch/arm/mach-imx/include/mach/gpio.h
@@ -1,5 +1,6 @@
 #ifndef _IMX_GPIO_H
+#include <linux/kernel.h>
 #include <mach/imx-regs.h>
 #define IMX_GPIO_ALLOC_MODE_NORMAL      0
@@ -63,6 +64,8 @@ static inline int gpio_request(unsigned gpio, const char *label)
 static inline void gpio_free(unsigned gpio)
 {
+        might_sleep();
        imx_gpio_free(gpio);
 }
diff --git a/arch/arm/mach-integrator/clock.c b/arch/arm/mach-integrator/clock.c
index 8d761fdd2ecd..989ecf5f5c46 100644
--- a/arch/arm/mach-integrator/clock.c
+++ b/arch/arm/mach-integrator/clock.c
@@ -10,42 +10,12 @@
 */
 #include <linux/module.h>
 #include <linux/kernel.h>
-#include <linux/list.h>
 #include <linux/errno.h>
-#include <linux/err.h>
-#include <linux/string.h>
 #include <linux/clk.h>
 #include <linux/mutex.h>
-#include <asm/hardware/icst525.h>
+#include <asm/clkdev.h>
+#include <mach/clkdev.h>
-#include "clock.h"
-static LIST_HEAD(clocks);
-static DEFINE_MUTEX(clocks_mutex);
-struct clk *clk_get(struct device *dev, const char *id)
-{
-        struct clk *p, *clk = ERR_PTR(-ENOENT);
-        mutex_lock(&clocks_mutex);
-        list_for_each_entry(p, &clocks, node) {
-                if (strcmp(id, p->name) == 0 && try_module_get(p->owner)) {
-                        clk = p;
-                        break;
-                }
-        }
-        mutex_unlock(&clocks_mutex);
-        return clk;
-}
-EXPORT_SYMBOL(clk_get);
-void clk_put(struct clk *clk)
-{
-        module_put(clk->owner);
-}
-EXPORT_SYMBOL(clk_put);
 int clk_enable(struct clk *clk)
 {
@@ -67,7 +37,6 @@ EXPORT_SYMBOL(clk_get_rate);
 long clk_round_rate(struct clk *clk, unsigned long rate)
 {
        struct icst525_vco vco;
        vco = icst525_khz_to_vco(clk->params, rate / 1000);
        return icst525_khz(clk->params, vco) * 1000;
 }
@@ -76,56 +45,15 @@ EXPORT_SYMBOL(clk_round_rate);
 int clk_set_rate(struct clk *clk, unsigned long rate)
 {
        int ret = -EIO;
        if (clk->setvco) {
                struct icst525_vco vco;
                vco = icst525_khz_to_vco(clk->params, rate / 1000);
                clk->rate = icst525_khz(clk->params, vco) * 1000;
-                printk("Clock %s: setting VCO reg params: S=%d R=%d V=%d\n",
-                        clk->name, vco.s, vco.r, vco.v);
                clk->setvco(clk, vco);
                ret = 0;
        }
-        return 0;
+        return ret;
 }
 EXPORT_SYMBOL(clk_set_rate);
-/*
- * These are fixed clocks.
- */
-static struct clk kmi_clk = {
-        .name   = "KMIREFCLK",
-        .rate   = 24000000,
-};
-static struct clk uart_clk = {
-        .name   = "UARTCLK",
-        .rate   = 14745600,
-};
-int clk_register(struct clk *clk)
-{
-        mutex_lock(&clocks_mutex);
-        list_add(&clk->node, &clocks);
-        mutex_unlock(&clocks_mutex);
-        return 0;
-}
-EXPORT_SYMBOL(clk_register);
-void clk_unregister(struct clk *clk)
-{
-        mutex_lock(&clocks_mutex);
-        list_del(&clk->node);
-        mutex_unlock(&clocks_mutex);
-}
-EXPORT_SYMBOL(clk_unregister);
-static int __init clk_init(void)
-{
-        clk_register(&kmi_clk);
-        clk_register(&uart_clk);
-        return 0;
-}
-arch_initcall(clk_init);
diff --git a/arch/arm/mach-integrator/clock.h b/arch/arm/mach-integrator/clock.h
index 09e6328ceba9..e69de29bb2d1 100644
--- a/arch/arm/mach-integrator/clock.h
+++ b/arch/arm/mach-integrator/clock.h
@@ -1,25 +0,0 @@
-/*
- *  linux/arch/arm/mach-integrator/clock.h
- *
- *  Copyright (C) 2004 ARM Limited.
- *  Written by Deep Blue Solutions Limited.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-struct module;
-struct icst525_params;
-struct clk {
-        struct list_head        node;
-        unsigned long           rate;
-        struct module           *owner;
-        const char              *name;
-        const struct icst525_params *params;
-        void                    *data;
-        void                    (*setvco)(struct clk *, struct icst525_vco vco);
-};
-int clk_register(struct clk *clk);
-void clk_unregister(struct clk *clk);
diff --git a/arch/arm/mach-integrator/core.c b/arch/arm/mach-integrator/core.c
index 595b7392ee4e..c89c949b4d45 100644
--- a/arch/arm/mach-integrator/core.c
+++ b/arch/arm/mach-integrator/core.c
@@ -21,6 +21,8 @@
 #include <linux/amba/serial.h>
 #include <linux/io.h>
+#include <asm/clkdev.h>
+#include <mach/clkdev.h>
 #include <mach/hardware.h>
 #include <asm/irq.h>
 #include <asm/hardware/arm_timer.h>
@@ -108,10 +110,43 @@ static struct amba_device *amba_devs[] __initdata = {
        &kmi1_device,
 };
+/*
+ * These are fixed clocks.
+ */
+static struct clk clk24mhz = {
+        .rate   = 24000000,
+};
+static struct clk uartclk = {
+        .rate   = 14745600,
+};
+static struct clk_lookup lookups[] __initdata = {
+        {       /* UART0 */
+                .dev_id         = "mb:16",
+                .clk            = &uartclk,
+        }, {    /* UART1 */
+                .dev_id         = "mb:17",
+                .clk            = &uartclk,
+        }, {    /* KMI0 */
+                .dev_id         = "mb:18",
+                .clk            = &clk24mhz,
+        }, {    /* KMI1 */
+                .dev_id         = "mb:19",
+                .clk            = &clk24mhz,
+        }, {    /* MMCI - IntegratorCP */
+                .dev_id         = "mb:1c",
+                .clk            = &uartclk,
+        }
+};
 static int __init integrator_init(void)
 {
        int i;
+        for (i = 0; i < ARRAY_SIZE(lookups); i++)
+                clkdev_add(&lookups[i]);
        for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
                struct amba_device *d = amba_devs[i];
                amba_device_register(d, &iomem_resource);
diff --git a/arch/arm/mach-integrator/impd1.c b/arch/arm/mach-integrator/impd1.c
index 172299a78302..0058c937719e 100644
--- a/arch/arm/mach-integrator/impd1.c
+++ b/arch/arm/mach-integrator/impd1.c
@@ -22,13 +22,13 @@
 #include <linux/amba/clcd.h>
 #include <linux/io.h>
+#include <asm/clkdev.h>
+#include <mach/clkdev.h>
 #include <asm/hardware/icst525.h>
 #include <mach/lm.h>
 #include <mach/impd1.h>
 #include <asm/sizes.h>
-#include "clock.h"
 static int module_id;
 module_param_named(lmid, module_id, int, 0444);
@@ -37,6 +37,7 @@ MODULE_PARM_DESC(lmid, "logic module stack position");
 struct impd1_module {
        void __iomem    *base;
        struct clk      vcos[2];
+        struct clk_lookup *clks[3];
 };
 static const struct icst525_params impd1_vco_params = {
@@ -339,9 +340,8 @@ static struct impd1_device impd1_devs[] = {
        }
 };
-static const char *impd1_vconames[2] = {
+static struct clk fixed_14745600 = {
-        "CLCDCLK",
+        .rate = 14745600,
-        "AUXVCO2",
 };
 static int impd1_probe(struct lm_device *dev)
@@ -374,14 +374,20 @@ static int impd1_probe(struct lm_device *dev)
        for (i = 0; i < ARRAY_SIZE(impd1->vcos); i++) {
                impd1->vcos[i].owner = THIS_MODULE,
-                impd1->vcos[i].name = impd1_vconames[i],
                impd1->vcos[i].params = &impd1_vco_params,
                impd1->vcos[i].data = impd1,
                impd1->vcos[i].setvco = impd1_setvco;
-                clk_register(&impd1->vcos[i]);
        }
+        impd1->clks[0] = clkdev_alloc(&impd1->vcos[0], NULL, "lm%x:01000",
+                                        dev->id);
+        impd1->clks[1] = clkdev_alloc(&fixed_14745600, NULL, "lm%x:00100",
+                                        dev->id);
+        impd1->clks[2] = clkdev_alloc(&fixed_14745600, NULL, "lm%x:00200",
+                                        dev->id);
+        for (i = 0; i < ARRAY_SIZE(impd1->clks); i++)
+                clkdev_add(impd1->clks[i]);
        for (i = 0; i < ARRAY_SIZE(impd1_devs); i++) {
                struct impd1_device *idev = impd1_devs + i;
                struct amba_device *d;
@@ -434,8 +440,8 @@ static void impd1_remove(struct lm_device *dev)
        device_for_each_child(&dev->dev, NULL, impd1_remove_one);
-        for (i = 0; i < ARRAY_SIZE(impd1->vcos); i++)
+        for (i = 0; i < ARRAY_SIZE(impd1->clks); i++)
-                clk_unregister(&impd1->vcos[i]);
+                clkdev_drop(impd1->clks[i]);
        lm_set_drvdata(dev, NULL);
diff --git a/arch/arm/mach-integrator/include/mach/clkdev.h b/arch/arm/mach-integrator/include/mach/clkdev.h
new file mode 100644
index 000000000000..9293e410832a
--- /dev/null
+++ b/arch/arm/mach-integrator/include/mach/clkdev.h
@@ -0,0 +1,25 @@
+#ifndef __ASM_MACH_CLKDEV_H
+#define __ASM_MACH_CLKDEV_H
+#include <linux/module.h>
+#include <asm/hardware/icst525.h>
+struct clk {
+        unsigned long           rate;
+        struct module           *owner;
+        const struct icst525_params *params;
+        void                    *data;
+        void                    (*setvco)(struct clk *, struct icst525_vco vco);
+};
+static inline int __clk_get(struct clk *clk)
+{
+        return try_module_get(clk->owner);
+}
+static inline void __clk_put(struct clk *clk)
+{
+        module_put(clk->owner);
+}
+#endif
diff --git a/arch/arm/mach-integrator/include/mach/platform.h b/arch/arm/mach-integrator/include/mach/platform.h
index 028b87839c0f..e00a2624f269 100644
--- a/arch/arm/mach-integrator/include/mach/platform.h
+++ b/arch/arm/mach-integrator/include/mach/platform.h
@@ -408,27 +408,10 @@
 #define uHAL_MEMORY_SIZE                INTEGRATOR_SSRAM_SIZE
 /*
- *  Application Flash
- *
- */
-#define FLASH_BASE                      INTEGRATOR_FLASH_BASE
-#define FLASH_SIZE                      INTEGRATOR_FLASH_SIZE
-#define FLASH_END                       (FLASH_BASE + FLASH_SIZE - 1)
-#define FLASH_BLOCK_SIZE                SZ_128K
-/*
- *  Boot Flash
- *
- */
-#define EPROM_BASE                      INTEGRATOR_BOOT_ROM_HI
-#define EPROM_SIZE                      INTEGRATOR_BOOT_ROM_SIZE
-#define EPROM_END                       (EPROM_BASE + EPROM_SIZE - 1)
-/*
 *  Clean base - dummy
 *
 */
-#define CLEAN_BASE                      EPROM_BASE
+#define CLEAN_BASE                      INTEGRATOR_BOOT_ROM_HI
 /*
 *  Timer definitions
diff --git a/arch/arm/mach-integrator/integrator_cp.c b/arch/arm/mach-integrator/integrator_cp.c
index 88026ccd5ac9..427c2d8dc123 100644
--- a/arch/arm/mach-integrator/integrator_cp.c
+++ b/arch/arm/mach-integrator/integrator_cp.c
@@ -21,6 +21,8 @@
 #include <linux/amba/clcd.h>
 #include <linux/io.h>
+#include <asm/clkdev.h>
+#include <mach/clkdev.h>
 #include <mach/hardware.h>
 #include <asm/irq.h>
 #include <asm/setup.h>
@@ -38,7 +40,6 @@
 #include <asm/mach/time.h>
 #include "common.h"
-#include "clock.h"
 #define INTCP_PA_MMC_BASE               0x1c000000
 #define INTCP_PA_AACI_BASE              0x1d000000
@@ -289,15 +290,16 @@ static void cp_auxvco_set(struct clk *clk, struct icst525_vco vco)
        writel(0, CM_LOCK);
 }
-static struct clk cp_clcd_clk = {
+static struct clk cp_auxclk = {
-        .name   = "CLCDCLK",
        .params = &cp_auxvco_params,
        .setvco = cp_auxvco_set,
 };
-static struct clk cp_mmci_clk = {
+static struct clk_lookup cp_lookups[] = {
-        .name   = "MCLK",
+        {       /* CLCD */
-        .rate   = 14745600,
+                .dev_id         = "mb:c0",
+                .clk            = &cp_auxclk,
+        },
 };
 /*
@@ -554,8 +556,8 @@ static void __init intcp_init(void)
 {
        int i;
-        clk_register(&cp_clcd_clk);
+        for (i = 0; i < ARRAY_SIZE(cp_lookups); i++)
-        clk_register(&cp_mmci_clk);
+                clkdev_add(&cp_lookups[i]);
        platform_add_devices(intcp_devs, ARRAY_SIZE(intcp_devs));
diff --git a/arch/arm/mach-iop13xx/include/mach/adma.h b/arch/arm/mach-iop13xx/include/mach/adma.h
index 60019c8e6465..5722e86f2174 100644
--- a/arch/arm/mach-iop13xx/include/mach/adma.h
+++ b/arch/arm/mach-iop13xx/include/mach/adma.h
@@ -404,7 +404,8 @@ static inline void iop_desc_set_next_desc(struct iop_adma_desc_slot *desc,
                                        u32 next_desc_addr)
 {
        struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
-        BUG_ON(hw_desc->next_desc);
+        iop_paranoia(hw_desc->next_desc);
        hw_desc->next_desc = next_desc_addr;
 }
diff --git a/arch/arm/mach-ixp4xx/include/mach/gpio.h b/arch/arm/mach-ixp4xx/include/mach/gpio.h
index 9fbde177920f..cd5aec26c072 100644
--- a/arch/arm/mach-ixp4xx/include/mach/gpio.h
+++ b/arch/arm/mach-ixp4xx/include/mach/gpio.h
@@ -25,6 +25,7 @@
 #ifndef __ASM_ARCH_IXP4XX_GPIO_H
 #define __ASM_ARCH_IXP4XX_GPIO_H
+#include <linux/kernel.h>
 #include <mach/hardware.h>
 static inline int gpio_request(unsigned gpio, const char *label)
@@ -34,6 +35,8 @@ static inline int gpio_request(unsigned gpio, const char *label)
 static inline void gpio_free(unsigned gpio)
 {
+        might_sleep();
        return;
 }
diff --git a/arch/arm/mach-ks8695/include/mach/gpio.h b/arch/arm/mach-ks8695/include/mach/gpio.h
index 73c84168761c..d4af5c335f16 100644
--- a/arch/arm/mach-ks8695/include/mach/gpio.h
+++ b/arch/arm/mach-ks8695/include/mach/gpio.h
@@ -11,6 +11,8 @@
 #ifndef __ASM_ARCH_GPIO_H_
 #define __ASM_ARCH_GPIO_H_
+#include <linux/kernel.h>
 #define KS8695_GPIO_0           0
 #define KS8695_GPIO_1           1
 #define KS8695_GPIO_2           2
@@ -74,6 +76,7 @@ static inline int gpio_request(unsigned int pin, const char *label)
 static inline void gpio_free(unsigned int pin)
 {
+        might_sleep();
 }
 #endif
diff --git a/arch/arm/mach-mx3/mx31ads.c b/arch/arm/mach-mx3/mx31ads.c
index 1be4a390c63f..f902a7c37c31 100644
--- a/arch/arm/mach-mx3/mx31ads.c
+++ b/arch/arm/mach-mx3/mx31ads.c
@@ -35,6 +35,8 @@
 #include <mach/imx-uart.h>
 #include <mach/iomux-mx3.h>
+#include "devices.h"
 /*!
 * @file mx31ads.c
 *
diff --git a/arch/arm/mach-mx3/pcm037.c b/arch/arm/mach-mx3/pcm037.c
index 11fda95c86a5..843f68c8ead1 100644
--- a/arch/arm/mach-mx3/pcm037.c
+++ b/arch/arm/mach-mx3/pcm037.c
@@ -91,12 +91,12 @@ static struct map_desc pcm037_io_desc[] __initdata = {
                .virtual        = AIPS1_BASE_ADDR_VIRT,
                .pfn            = __phys_to_pfn(AIPS1_BASE_ADDR),
                .length         = AIPS1_SIZE,
-                .type           = MT_DEVICE
+                .type           = MT_DEVICE_NONSHARED
        }, {
                .virtual        = AIPS2_BASE_ADDR_VIRT,
                .pfn            = __phys_to_pfn(AIPS2_BASE_ADDR),
                .length         = AIPS2_SIZE,
-                .type           = MT_DEVICE
+                .type           = MT_DEVICE_NONSHARED
        },
 };
diff --git a/arch/arm/mach-ns9xxx/gpio.c b/arch/arm/mach-ns9xxx/gpio.c
index 5241e6a286cc..5503ca09c4ae 100644
--- a/arch/arm/mach-ns9xxx/gpio.c
+++ b/arch/arm/mach-ns9xxx/gpio.c
@@ -8,6 +8,7 @@
 * under the terms of the GNU General Public License version 2 as published by
 * the Free Software Foundation.
 */
+#include <linux/kernel.h>
 #include <linux/compiler.h>
 #include <linux/init.h>
 #include <linux/spinlock.h>
@@ -63,6 +64,7 @@ EXPORT_SYMBOL(gpio_request);
 void gpio_free(unsigned gpio)
 {
+        might_sleep();
        clear_bit(gpio, gpiores);
        return;
 }
diff --git a/arch/arm/mach-omap1/Kconfig b/arch/arm/mach-omap1/Kconfig
index 79f0b1f8497b..10a301e32434 100644
--- a/arch/arm/mach-omap1/Kconfig
+++ b/arch/arm/mach-omap1/Kconfig
@@ -4,16 +4,19 @@ comment "OMAP Core Type"
 config ARCH_OMAP730
        depends on ARCH_OMAP1
        bool "OMAP730 Based System"
+        select CPU_ARM926T
        select ARCH_OMAP_OTG
 config ARCH_OMAP15XX
        depends on ARCH_OMAP1
        default y
        bool "OMAP15xx Based System"
+        select CPU_ARM925T
 config ARCH_OMAP16XX
        depends on ARCH_OMAP1
        bool "OMAP16xx Based System"
+        select CPU_ARM926T
        select ARCH_OMAP_OTG
 comment "OMAP Board Type"
diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c
index 763bdbeaf681..2249049c1d5a 100644
--- a/arch/arm/mach-omap2/gpmc.c
+++ b/arch/arm/mach-omap2/gpmc.c
@@ -429,18 +429,16 @@ void __init gpmc_init(void)
        gpmc_l3_clk = clk_get(NULL, ck);
        if (IS_ERR(gpmc_l3_clk)) {
                printk(KERN_ERR "Could not get GPMC clock %s\n", ck);
-                return -ENODEV;
+                BUG();
        }
        gpmc_base = ioremap(l, SZ_4K);
        if (!gpmc_base) {
                clk_put(gpmc_l3_clk);
                printk(KERN_ERR "Could not get GPMC register memory\n");
-                return -ENOMEM;
+                BUG();
        }
-        BUG_ON(IS_ERR(gpmc_l3_clk));
        l = gpmc_read_reg(GPMC_REVISION);
        printk(KERN_INFO "GPMC revision %d.%d\n", (l >> 4) & 0x0f, l & 0x0f);
        /* Set smart idle mode and automatic L3 clock gating */
diff --git a/arch/arm/mach-orion5x/gpio.c b/arch/arm/mach-orion5x/gpio.c
index fc419868e39f..f99d08811e5a 100644
--- a/arch/arm/mach-orion5x/gpio.c
+++ b/arch/arm/mach-orion5x/gpio.c
@@ -165,6 +165,8 @@ EXPORT_SYMBOL(gpio_request);
 void gpio_free(unsigned pin)
 {
+        might_sleep();
        if (pin >= GPIO_MAX || !test_bit(pin, gpio_valid)) {
                pr_debug("%s: invalid GPIO %d\n", __func__, pin);
                return;
diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig
index a062235e83a8..740f0a382bac 100644
--- a/arch/arm/mach-pxa/Kconfig
+++ b/arch/arm/mach-pxa/Kconfig
@@ -386,16 +386,19 @@ endmenu
 config PXA25x
        bool
+        select CPU_XSCALE
        help
          Select code specific to PXA21x/25x/26x variants
 config PXA27x
        bool
+        select CPU_XSCALE
        help
          Select code specific to PXA27x variants
 config PXA3xx
        bool
+        select CPU_XSC3
        help
          Select code specific to PXA3xx variants
diff --git a/arch/arm/mach-pxa/clock.c b/arch/arm/mach-pxa/clock.c
index ca8e20538157..a3e0e1989a6b 100644
--- a/arch/arm/mach-pxa/clock.c
+++ b/arch/arm/mach-pxa/clock.c
@@ -12,6 +12,7 @@
 #include <linux/platform_device.h>
 #include <linux/delay.h>
+#include <asm/clkdev.h>
 #include <mach/pxa2xx-regs.h>
 #include <mach/pxa2xx-gpio.h>
 #include <mach/hardware.h>
@@ -20,45 +21,8 @@
 #include "generic.h"
 #include "clock.h"
-static LIST_HEAD(clocks);
-static DEFINE_MUTEX(clocks_mutex);
 static DEFINE_SPINLOCK(clocks_lock);
-static struct clk *clk_lookup(struct device *dev, const char *id)
-{
-        struct clk *p;
-        list_for_each_entry(p, &clocks, node)
-                if (strcmp(id, p->name) == 0 && p->dev == dev)
-                        return p;
-        return NULL;
-}
-struct clk *clk_get(struct device *dev, const char *id)
-{
-        struct clk *p, *clk = ERR_PTR(-ENOENT);
-        mutex_lock(&clocks_mutex);
-        p = clk_lookup(dev, id);
-        if (!p)
-                p = clk_lookup(NULL, id);
-        if (p)
-                clk = p;
-        mutex_unlock(&clocks_mutex);
-        if (!IS_ERR(clk) && clk->ops == NULL)
-                clk = clk->other;
-        return clk;
-}
-EXPORT_SYMBOL(clk_get);
-void clk_put(struct clk *clk)
-{
-}
-EXPORT_SYMBOL(clk_put);
 int clk_enable(struct clk *clk)
 {
        unsigned long flags;
@@ -116,37 +80,27 @@ const struct clkops clk_cken_ops = {
        .disable        = clk_cken_disable,
 };
-void clks_register(struct clk *clks, size_t num)
+void clks_register(struct clk_lookup *clks, size_t num)
 {
        int i;
-        mutex_lock(&clocks_mutex);
        for (i = 0; i < num; i++)
-                list_add(&clks[i].node, &clocks);
+                clkdev_add(&clks[i]);
-        mutex_unlock(&clocks_mutex);
 }
 int clk_add_alias(char *alias, struct device *alias_dev, char *id,
        struct device *dev)
 {
-        struct clk *r = clk_lookup(dev, id);
+        struct clk *r = clk_get(dev, id);
-        struct clk *new;
+        struct clk_lookup *l;
        if (!r)
                return -ENODEV;
-        new = kzalloc(sizeof(struct clk), GFP_KERNEL);
+        l = clkdev_alloc(r, alias, alias_dev ? dev_name(alias_dev) : NULL);
+        clk_put(r);
-        if (!new)
+        if (!l)
-                return -ENOMEM;
+                return -ENODEV;
+        clkdev_add(l);
-        new->name = alias;
-        new->dev = alias_dev;
-        new->other = r;
-        mutex_lock(&clocks_mutex);
-        list_add(&new->node, &clocks);
-        mutex_unlock(&clocks_mutex);
        return 0;
 }
diff --git a/arch/arm/mach-pxa/clock.h b/arch/arm/mach-pxa/clock.h
index 73be795fe3bf..4e9c613c6767 100644
--- a/arch/arm/mach-pxa/clock.h
+++ b/arch/arm/mach-pxa/clock.h
@@ -1,6 +1,4 @@
-#include <linux/list.h>
+#include <asm/clkdev.h>
-struct clk;
 struct clkops {
        void                    (*enable)(struct clk *);
@@ -9,9 +7,6 @@ struct clkops {
 };
 struct clk {
-        struct list_head        node;
-        const char              *name;
-        struct device           *dev;
        const struct clkops     *ops;
        unsigned long           rate;
        unsigned int            cken;
@@ -20,41 +15,31 @@ struct clk {
        struct clk              *other;
 };
-#define INIT_CKEN(_name, _cken, _rate, _delay, _dev)    \
+#define INIT_CLKREG(_clk,_devname,_conname)             \
        {                                               \
-                .name   = _name,                        \
+                .clk            = _clk,                 \
-                .dev    = _dev,                         \
+                .dev_id         = _devname,             \
+                .con_id         = _conname,             \
+        }
+#define DEFINE_CKEN(_name, _cken, _rate, _delay)        \
+struct clk clk_##_name = {                              \
                .ops    = &clk_cken_ops,                \
                .rate   = _rate,                        \
                .cken   = CKEN_##_cken,                 \
                .delay  = _delay,                       \
        }
-#define INIT_CK(_name, _cken, _ops, _dev)               \
+#define DEFINE_CK(_name, _cken, _ops)                   \
-        {                                               \
+struct clk clk_##_name = {                              \
-                .name   = _name,                        \
-                .dev    = _dev,                         \
                .ops    = _ops,                         \
                .cken   = CKEN_##_cken,                 \
        }
-/*
+#define DEFINE_CLK(_name, _ops, _rate, _delay)          \
- * This is a placeholder to alias one clock device+name pair
+struct clk clk_##_name = {                              \
- * to another struct clk.
+                .ops    = _ops,                         \
- */
+                .rate   = _rate,                        \
-#define INIT_CKOTHER(_name, _other, _dev)               \
-        {                                               \
-                .name   = _name,                        \
-                .dev    = _dev,                         \
-                .other  = _other,                       \
-        }
-#define INIT_CLK(_name, _ops, _rate, _delay, _dev)      \
-        {                                               \
-                .name   = _name,                        \
-                .dev    = _dev,                         \
-                .ops    = _ops,                         \
-                .rate   = _rate,                        \
                .delay  = _delay,                       \
        }
@@ -64,20 +49,16 @@ void clk_cken_enable(struct clk *clk);
 void clk_cken_disable(struct clk *clk);
 #ifdef CONFIG_PXA3xx
-#define PXA3xx_CKEN(_name, _cken, _rate, _delay, _dev)  \
+#define DEFINE_PXA3_CKEN(_name, _cken, _rate, _delay)   \
-        {                                               \
+struct clk clk_##_name = {                              \
-                .name   = _name,                        \
-                .dev    = _dev,                         \
                .ops    = &clk_pxa3xx_cken_ops,         \
                .rate   = _rate,                        \
                .cken   = CKEN_##_cken,                 \
                .delay  = _delay,                       \
        }
-#define PXA3xx_CK(_name, _cken, _ops, _dev)             \
+#define DEFINE_PXA3_CK(_name, _cken, _ops)              \
-        {                                               \
+struct clk clk_##_name = {                              \
-                .name   = _name,                        \
-                .dev    = _dev,                         \
                .ops    = _ops,                         \
                .cken   = CKEN_##_cken,                 \
        }
@@ -87,7 +68,7 @@ extern void clk_pxa3xx_cken_enable(struct clk *);
 extern void clk_pxa3xx_cken_disable(struct clk *);
 #endif
-void clks_register(struct clk *clks, size_t num);
+void clks_register(struct clk_lookup *clks, size_t num);
 int clk_add_alias(char *alias, struct device *alias_dev, char *id,
        struct device *dev);
diff --git a/arch/arm/mach-pxa/corgi_pm.c b/arch/arm/mach-pxa/corgi_pm.c
index eb7d6c94aa42..e35259032813 100644
--- a/arch/arm/mach-pxa/corgi_pm.c
+++ b/arch/arm/mach-pxa/corgi_pm.c
@@ -204,7 +204,9 @@ static struct sharpsl_charger_machinfo corgi_pm_machinfo = {
        .read_devdata    = corgipm_read_devdata,
        .charger_wakeup  = corgi_charger_wakeup,
        .should_wakeup   = corgi_should_wakeup,
-#ifdef CONFIG_BACKLIGHT_CORGI
+#if defined(CONFIG_LCD_CORGI)
+        .backlight_limit = corgi_lcd_limit_intensity,
+#elif defined(CONFIG_BACKLIGHT_CORGI)
        .backlight_limit = corgibl_limit_intensity,
 #endif
        .charge_on_volt   = SHARPSL_CHARGE_ON_VOLT,
diff --git a/arch/arm/mach-pxa/include/mach/clkdev.h b/arch/arm/mach-pxa/include/mach/clkdev.h
new file mode 100644
index 000000000000..04b37a89801c
--- /dev/null
+++ b/arch/arm/mach-pxa/include/mach/clkdev.h
@@ -0,0 +1,7 @@
+#ifndef __ASM_MACH_CLKDEV_H
+#define __ASM_MACH_CLKDEV_H
+#define __clk_get(clk) ({ 1; })
+#define __clk_put(clk) do { } while (0)
+#endif
diff --git a/arch/arm/mach-pxa/include/mach/pxafb.h b/arch/arm/mach-pxa/include/mach/pxafb.h
index 8e591118371e..cbda4d35c421 100644
--- a/arch/arm/mach-pxa/include/mach/pxafb.h
+++ b/arch/arm/mach-pxa/include/mach/pxafb.h
@@ -33,6 +33,7 @@
 #define LCD_CONN_TYPE(_x)       ((_x) & 0x0f)
 #define LCD_CONN_WIDTH(_x)      (((_x) >> 4) & 0x1f)
+#define LCD_TYPE_MASK           0xf
 #define LCD_TYPE_UNKNOWN        0
 #define LCD_TYPE_MONO_STN       1
 #define LCD_TYPE_MONO_DSTN      2
diff --git a/arch/arm/mach-pxa/include/mach/sharpsl.h b/arch/arm/mach-pxa/include/mach/sharpsl.h
index 3b1d4a72d4d1..8242e14a44fa 100644
--- a/arch/arm/mach-pxa/include/mach/sharpsl.h
+++ b/arch/arm/mach-pxa/include/mach/sharpsl.h
@@ -26,6 +26,7 @@ struct corgits_machinfo {
 * SharpSL Backlight
 */
 extern void corgibl_limit_intensity(int limit);
+extern void corgi_lcd_limit_intensity(int limit);
 /*
diff --git a/arch/arm/mach-pxa/pwm.c b/arch/arm/mach-pxa/pwm.c
index 74e2ead8cee8..3ca7ffc6904b 100644
--- a/arch/arm/mach-pxa/pwm.c
+++ b/arch/arm/mach-pxa/pwm.c
@@ -173,7 +173,7 @@ static struct pwm_device *pwm_probe(struct platform_device *pdev,
                return ERR_PTR(-ENOMEM);
        }
-        pwm->clk = clk_get(&pdev->dev, "PWMCLK");
+        pwm->clk = clk_get(&pdev->dev, NULL);
        if (IS_ERR(pwm->clk)) {
                ret = PTR_ERR(pwm->clk);
                goto err_free;
diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c
index 25d17a1dab78..344b3282caf9 100644
--- a/arch/arm/mach-pxa/pxa25x.c
+++ b/arch/arm/mach-pxa/pxa25x.c
@@ -167,36 +167,51 @@ static const struct clkops clk_pxa25x_gpio11_ops = {
 * 95.842MHz -> MMC 19.169MHz, I2C 31.949MHz, FICP 47.923MHz, USB 47.923MHz
 * 147.456MHz -> UART 14.7456MHz, AC97 12.288MHz, I2S 5.672MHz (allegedly)
 */
-static struct clk pxa25x_hwuart_clk =
+static DEFINE_CKEN(pxa25x_hwuart, HWUART, 14745600, 1);
-        INIT_CKEN("UARTCLK", HWUART, 14745600, 1, &pxa_device_hwuart.dev)
-;
+static struct clk_lookup pxa25x_hwuart_clkreg =
+        INIT_CLKREG(&clk_pxa25x_hwuart, "pxa2xx-uart.3", NULL);
 /*
 * PXA 2xx clock declarations.
 */
-static struct clk pxa25x_clks[] = {
+static DEFINE_CK(pxa25x_lcd, LCD, &clk_pxa25x_lcd_ops);
-        INIT_CK("LCDCLK", LCD, &clk_pxa25x_lcd_ops, &pxa_device_fb.dev),
+static DEFINE_CKEN(pxa25x_ffuart, FFUART, 14745600, 1);
-        INIT_CKEN("UARTCLK", FFUART, 14745600, 1, &pxa_device_ffuart.dev),
+static DEFINE_CKEN(pxa25x_btuart, BTUART, 14745600, 1);
-        INIT_CKEN("UARTCLK", BTUART, 14745600, 1, &pxa_device_btuart.dev),
+static DEFINE_CKEN(pxa25x_stuart, STUART, 14745600, 1);
-        INIT_CKEN("UARTCLK", STUART, 14745600, 1, NULL),
+static DEFINE_CKEN(pxa25x_usb, USB, 47923000, 5);
-        INIT_CKEN("UDCCLK", USB, 47923000, 5, &pxa25x_device_udc.dev),
+static DEFINE_CLK(pxa25x_gpio11, &clk_pxa25x_gpio11_ops, 3686400, 0);
-        INIT_CLK("GPIO11_CLK", &clk_pxa25x_gpio11_ops, 3686400, 0, NULL),
+static DEFINE_CLK(pxa25x_gpio12, &clk_pxa25x_gpio12_ops, 32768, 0);
-        INIT_CLK("GPIO12_CLK", &clk_pxa25x_gpio12_ops, 32768, 0, NULL),
+static DEFINE_CKEN(pxa25x_mmc, MMC, 19169000, 0);
-        INIT_CKEN("MMCCLK", MMC, 19169000, 0, &pxa_device_mci.dev),
+static DEFINE_CKEN(pxa25x_i2c, I2C, 31949000, 0);
-        INIT_CKEN("I2CCLK", I2C, 31949000, 0, &pxa_device_i2c.dev),
+static DEFINE_CKEN(pxa25x_ssp, SSP, 3686400, 0);
+static DEFINE_CKEN(pxa25x_nssp, NSSP, 3686400, 0);
-        INIT_CKEN("SSPCLK",  SSP, 3686400, 0, &pxa25x_device_ssp.dev),
+static DEFINE_CKEN(pxa25x_assp, ASSP, 3686400, 0);
-        INIT_CKEN("SSPCLK", NSSP, 3686400, 0, &pxa25x_device_nssp.dev),
+static DEFINE_CKEN(pxa25x_pwm0, PWM0, 3686400, 0);
-        INIT_CKEN("SSPCLK", ASSP, 3686400, 0, &pxa25x_device_assp.dev),
+static DEFINE_CKEN(pxa25x_pwm1, PWM1, 3686400, 0);
-        INIT_CKEN("PWMCLK", PWM0, 3686400, 0, &pxa25x_device_pwm0.dev),
+static DEFINE_CKEN(pxa25x_ac97, AC97, 24576000, 0);
-        INIT_CKEN("PWMCLK", PWM1, 3686400, 0, &pxa25x_device_pwm1.dev),
+static DEFINE_CKEN(pxa25x_i2s, I2S, 14745600, 0);
+static DEFINE_CKEN(pxa25x_ficp, FICP, 47923000, 0);
-        INIT_CKEN("AC97CLK",     AC97,     24576000, 0, NULL),
+static struct clk_lookup pxa25x_clkregs[] = {
-        /*
+        INIT_CLKREG(&clk_pxa25x_lcd, "pxa2xx-fb", NULL),
-        INIT_CKEN("I2SCLK",  I2S,  14745600, 0, NULL),
+        INIT_CLKREG(&clk_pxa25x_ffuart, "pxa2xx-uart.0", NULL),
-        */
+        INIT_CLKREG(&clk_pxa25x_btuart, "pxa2xx-uart.1", NULL),
-        INIT_CKEN("FICPCLK", FICP, 47923000, 0, NULL),
+        INIT_CLKREG(&clk_pxa25x_stuart, "pxa2xx-uart.2", NULL),
+        INIT_CLKREG(&clk_pxa25x_usb, "pxa25x-udc", NULL),
+        INIT_CLKREG(&clk_pxa25x_mmc, "pxa2xx-mci.0", NULL),
+        INIT_CLKREG(&clk_pxa25x_i2c, "pxa2xx-i2c.0", NULL),
+        INIT_CLKREG(&clk_pxa25x_ssp, "pxa25x-ssp.0", NULL),
+        INIT_CLKREG(&clk_pxa25x_nssp, "pxa25x-nssp.1", NULL),
+        INIT_CLKREG(&clk_pxa25x_assp, "pxa25x-nssp.2", NULL),
+        INIT_CLKREG(&clk_pxa25x_pwm0, "pxa25x-pwm.0", NULL),
+        INIT_CLKREG(&clk_pxa25x_pwm1, "pxa25x-pwm.1", NULL),
+        INIT_CLKREG(&clk_pxa25x_i2s, "pxa2xx-i2s", NULL),
+        INIT_CLKREG(&clk_pxa25x_stuart, "pxa2xx-ir", "UARTCLK"),
+        INIT_CLKREG(&clk_pxa25x_ficp, "pxa2xx-ir", "FICPCLK"),
+        INIT_CLKREG(&clk_pxa25x_ac97, NULL, "AC97CLK"),
+        INIT_CLKREG(&clk_pxa25x_gpio11, NULL, "GPIO11_CLK"),
+        INIT_CLKREG(&clk_pxa25x_gpio12, NULL, "GPIO12_CLK"),
 };
 #ifdef CONFIG_PM
@@ -336,7 +351,7 @@ static int __init pxa25x_init(void)
                reset_status = RCSR;
-                clks_register(pxa25x_clks, ARRAY_SIZE(pxa25x_clks));
+                clks_register(pxa25x_clkregs, ARRAY_SIZE(pxa25x_clkregs));
                if ((ret = pxa_init_dma(16)))
                        return ret;
@@ -357,7 +372,7 @@ static int __init pxa25x_init(void)
        /* Only add HWUART for PXA255/26x; PXA210/250 do not have it. */
        if (cpu_is_pxa255() || cpu_is_pxa26x()) {
-                clks_register(&pxa25x_hwuart_clk, 1);
+                clks_register(&pxa25x_hwuart_clkreg, 1);
                ret = platform_device_register(&pxa_device_hwuart);
        }
diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c
index 3e4ab2279c99..15c8e5b9f9bc 100644
--- a/arch/arm/mach-pxa/pxa27x.c
+++ b/arch/arm/mach-pxa/pxa27x.c
@@ -144,40 +144,59 @@ static const struct clkops clk_pxa27x_lcd_ops = {
        .getrate        = clk_pxa27x_lcd_getrate,
 };
-static struct clk pxa27x_clks[] = {
+static DEFINE_CK(pxa27x_lcd, LCD, &clk_pxa27x_lcd_ops);
-        INIT_CK("LCDCLK", LCD,    &clk_pxa27x_lcd_ops, &pxa_device_fb.dev),
+static DEFINE_CK(pxa27x_camera, CAMERA, &clk_pxa27x_lcd_ops);
-        INIT_CK("CAMCLK", CAMERA, &clk_pxa27x_lcd_ops, NULL),
+static DEFINE_CKEN(pxa27x_ffuart, FFUART, 14857000, 1);
+static DEFINE_CKEN(pxa27x_btuart, BTUART, 14857000, 1);
-        INIT_CKEN("UARTCLK", FFUART, 14857000, 1, &pxa_device_ffuart.dev),
+static DEFINE_CKEN(pxa27x_stuart, STUART, 14857000, 1);
-        INIT_CKEN("UARTCLK", BTUART, 14857000, 1, &pxa_device_btuart.dev),
+static DEFINE_CKEN(pxa27x_i2s, I2S, 14682000, 0);
-        INIT_CKEN("UARTCLK", STUART, 14857000, 1, NULL),
+static DEFINE_CKEN(pxa27x_i2c, I2C, 32842000, 0);
+static DEFINE_CKEN(pxa27x_usb, USB, 48000000, 5);
-        INIT_CKEN("I2SCLK",  I2S,  14682000, 0, &pxa_device_i2s.dev),
+static DEFINE_CKEN(pxa27x_mmc, MMC, 19500000, 0);
-        INIT_CKEN("I2CCLK",  I2C,  32842000, 0, &pxa_device_i2c.dev),
+static DEFINE_CKEN(pxa27x_ficp, FICP, 48000000, 0);
-        INIT_CKEN("UDCCLK",  USB,  48000000, 5, &pxa27x_device_udc.dev),
+static DEFINE_CKEN(pxa27x_usbhost, USBHOST, 48000000, 0);
-        INIT_CKEN("MMCCLK",  MMC,  19500000, 0, &pxa_device_mci.dev),
+static DEFINE_CKEN(pxa27x_pwri2c, PWRI2C, 13000000, 0);
-        INIT_CKEN("FICPCLK", FICP, 48000000, 0, &pxa_device_ficp.dev),
+static DEFINE_CKEN(pxa27x_keypad, KEYPAD, 32768, 0);
+static DEFINE_CKEN(pxa27x_ssp1, SSP1, 13000000, 0);
-        INIT_CKEN("USBCLK", USBHOST, 48000000, 0, &pxa27x_device_ohci.dev),
+static DEFINE_CKEN(pxa27x_ssp2, SSP2, 13000000, 0);
-        INIT_CKEN("I2CCLK", PWRI2C, 13000000, 0, &pxa27x_device_i2c_power.dev),
+static DEFINE_CKEN(pxa27x_ssp3, SSP3, 13000000, 0);
-        INIT_CKEN("KBDCLK", KEYPAD, 32768, 0, &pxa27x_device_keypad.dev),
+static DEFINE_CKEN(pxa27x_pwm0, PWM0, 13000000, 0);
+static DEFINE_CKEN(pxa27x_pwm1, PWM1, 13000000, 0);
-        INIT_CKEN("SSPCLK", SSP1, 13000000, 0, &pxa27x_device_ssp1.dev),
+static DEFINE_CKEN(pxa27x_ac97, AC97, 24576000, 0);
-        INIT_CKEN("SSPCLK", SSP2, 13000000, 0, &pxa27x_device_ssp2.dev),
+static DEFINE_CKEN(pxa27x_ac97conf, AC97CONF, 24576000, 0);
-        INIT_CKEN("SSPCLK", SSP3, 13000000, 0, &pxa27x_device_ssp3.dev),
+static DEFINE_CKEN(pxa27x_msl, MSL, 48000000, 0);
-        INIT_CKEN("PWMCLK", PWM0, 13000000, 0, &pxa27x_device_pwm0.dev),
+static DEFINE_CKEN(pxa27x_usim, USIM, 48000000, 0);
-        INIT_CKEN("PWMCLK", PWM1, 13000000, 0, &pxa27x_device_pwm1.dev),
+static DEFINE_CKEN(pxa27x_memstk, MEMSTK, 19500000, 0);
+static DEFINE_CKEN(pxa27x_im, IM, 0, 0);
-        INIT_CKEN("AC97CLK",     AC97,     24576000, 0, NULL),
+static DEFINE_CKEN(pxa27x_memc, MEMC, 0, 0);
-        INIT_CKEN("AC97CONFCLK", AC97CONF, 24576000, 0, NULL),
+static struct clk_lookup pxa27x_clkregs[] = {
-        /*
+        INIT_CLKREG(&clk_pxa27x_lcd, "pxa2xx-fb", NULL),
-        INIT_CKEN("MSLCLK",  MSL,  48000000, 0, NULL),
+        INIT_CLKREG(&clk_pxa27x_camera, "pxa27x-camera.0", NULL),
-        INIT_CKEN("USIMCLK", USIM, 48000000, 0, NULL),
+        INIT_CLKREG(&clk_pxa27x_ffuart, "pxa2xx-uart.0", NULL),
-        INIT_CKEN("MSTKCLK", MEMSTK, 19500000, 0, NULL),
+        INIT_CLKREG(&clk_pxa27x_btuart, "pxa2xx-uart.1", NULL),
-        INIT_CKEN("IMCLK",   IM,   0, 0, NULL),
+        INIT_CLKREG(&clk_pxa27x_stuart, "pxa2xx-uart.2", NULL),
-        INIT_CKEN("MEMCLK",  MEMC, 0, 0, NULL),
+        INIT_CLKREG(&clk_pxa27x_i2s, "pxa2xx-i2s", NULL),
-        */
+        INIT_CLKREG(&clk_pxa27x_i2c, "pxa2xx-i2c.0", NULL),
+        INIT_CLKREG(&clk_pxa27x_usb, "pxa27x-udc", NULL),
+        INIT_CLKREG(&clk_pxa27x_mmc, "pxa2xx-mci.0", NULL),
+        INIT_CLKREG(&clk_pxa27x_stuart, "pxa2xx-ir", "UARTCLK"),
+        INIT_CLKREG(&clk_pxa27x_ficp, "pxa2xx-ir", "FICPCLK"),
+        INIT_CLKREG(&clk_pxa27x_usbhost, "pxa27x-ohci", NULL),
+        INIT_CLKREG(&clk_pxa27x_pwri2c, "pxa2xx-i2c.1", NULL),
+        INIT_CLKREG(&clk_pxa27x_keypad, "pxa27x-keypad", NULL),
+        INIT_CLKREG(&clk_pxa27x_ssp1, "pxa27x-ssp.0", NULL),
+        INIT_CLKREG(&clk_pxa27x_ssp2, "pxa27x-ssp.1", NULL),
+        INIT_CLKREG(&clk_pxa27x_ssp3, "pxa27x-ssp.2", NULL),
+        INIT_CLKREG(&clk_pxa27x_pwm0, "pxa27x-pwm.0", NULL),
+        INIT_CLKREG(&clk_pxa27x_pwm1, "pxa27x-pwm.1", NULL),
+        INIT_CLKREG(&clk_pxa27x_ac97, NULL, "AC97CLK"),
+        INIT_CLKREG(&clk_pxa27x_ac97conf, NULL, "AC97CONFCLK"),
+        INIT_CLKREG(&clk_pxa27x_msl, NULL, "MSLCLK"),
+        INIT_CLKREG(&clk_pxa27x_usim, NULL, "USIMCLK"),
+        INIT_CLKREG(&clk_pxa27x_memstk, NULL, "MSTKCLK"),
+        INIT_CLKREG(&clk_pxa27x_im, NULL, "IMCLK"),
+        INIT_CLKREG(&clk_pxa27x_memc, NULL, "MEMCLK"),
 };
 #ifdef CONFIG_PM
@@ -380,7 +399,7 @@ static int __init pxa27x_init(void)
                reset_status = RCSR;
-                clks_register(pxa27x_clks, ARRAY_SIZE(pxa27x_clks));
+                clks_register(pxa27x_clkregs, ARRAY_SIZE(pxa27x_clkregs));
                if ((ret = pxa_init_dma(32)))
                        return ret;
diff --git a/arch/arm/mach-pxa/pxa300.c b/arch/arm/mach-pxa/pxa300.c
index 9adc7fc4618a..f735e58e6669 100644
--- a/arch/arm/mach-pxa/pxa300.c
+++ b/arch/arm/mach-pxa/pxa300.c
@@ -85,14 +85,16 @@ static struct pxa3xx_mfp_addr_map pxa310_mfp_addr_map[] __initdata = {
        MFP_ADDR_END,
 };
-static struct clk common_clks[] = {
+static DEFINE_PXA3_CKEN(common_nand, NAND, 156000000, 0);
-        PXA3xx_CKEN("NANDCLK", NAND, 156000000, 0, &pxa3xx_device_nand.dev),
+static struct clk_lookup common_clkregs[] = {
+        INIT_CLKREG(&clk_common_nand, "pxa3xx-nand", "NANDCLK"),
 };
-static struct clk pxa310_clks[] = {
+static DEFINE_PXA3_CKEN(pxa310_mmc3, MMC3, 19500000, 0);
-#ifdef CONFIG_CPU_PXA310
-        PXA3xx_CKEN("MMCCLK", MMC3, 19500000, 0, &pxa3xx_device_mci3.dev),
+static struct clk_lookup pxa310_clkregs[] = {
-#endif
+        INIT_CLKREG(&clk_pxa310_mmc3, "pxa2xx-mci.2", "MMCCLK"),
 };
 static int __init pxa300_init(void)
@@ -100,12 +102,12 @@ static int __init pxa300_init(void)
        if (cpu_is_pxa300() || cpu_is_pxa310()) {
                pxa3xx_init_mfp();
                pxa3xx_mfp_init_addr(pxa300_mfp_addr_map);
-                clks_register(ARRAY_AND_SIZE(common_clks));
+                clks_register(ARRAY_AND_SIZE(common_clkregs));
        }
        if (cpu_is_pxa310()) {
                pxa3xx_mfp_init_addr(pxa310_mfp_addr_map);
-                clks_register(ARRAY_AND_SIZE(pxa310_clks));
+                clks_register(ARRAY_AND_SIZE(pxa310_clkregs));
        }
        return 0;
diff --git a/arch/arm/mach-pxa/pxa320.c b/arch/arm/mach-pxa/pxa320.c
index 016eb18f01a3..effe408c186f 100644
--- a/arch/arm/mach-pxa/pxa320.c
+++ b/arch/arm/mach-pxa/pxa320.c
@@ -80,8 +80,10 @@ static struct pxa3xx_mfp_addr_map pxa320_mfp_addr_map[] __initdata = {
        MFP_ADDR_END,
 };
-static struct clk pxa320_clks[] = {
+static DEFINE_PXA3_CKEN(pxa320_nand, NAND, 104000000, 0);
-        PXA3xx_CKEN("NANDCLK", NAND, 104000000, 0, &pxa3xx_device_nand.dev),
+static struct clk_lookup pxa320_clkregs[] = {
+        INIT_CLKREG(&clk_pxa320_nand, "pxa3xx-nand", "NANDCLK"),
 };
 static int __init pxa320_init(void)
@@ -89,7 +91,7 @@ static int __init pxa320_init(void)
        if (cpu_is_pxa320()) {
                pxa3xx_init_mfp();
                pxa3xx_mfp_init_addr(pxa320_mfp_addr_map);
-                clks_register(ARRAY_AND_SIZE(pxa320_clks));
+                clks_register(ARRAY_AND_SIZE(pxa320_clkregs));
        }
        return 0;
diff --git a/arch/arm/mach-pxa/pxa3xx.c b/arch/arm/mach-pxa/pxa3xx.c
index b3cd5d0b0f35..b7e53829d376 100644
--- a/arch/arm/mach-pxa/pxa3xx.c
+++ b/arch/arm/mach-pxa/pxa3xx.c
@@ -216,43 +216,58 @@ static const struct clkops clk_dummy_ops = {
        .disable        = clk_dummy_disable,
 };
-static struct clk pxa3xx_clks[] = {
+static struct clk clk_pxa3xx_pout = {
-        {
+        .ops            = &clk_pout_ops,
-                .name           = "CLK_POUT",
+        .rate           = 13000000,
-                .ops            = &clk_pout_ops,
+        .delay          = 70,
-                .rate           = 13000000,
+};
-                .delay          = 70,
-        },
-        /* Power I2C clock is always on */
-        {
-                .name           = "I2CCLK",
-                .ops            = &clk_dummy_ops,
-                .dev            = &pxa3xx_device_i2c_power.dev,
-        },
-        PXA3xx_CK("LCDCLK",  LCD,    &clk_pxa3xx_hsio_ops, &pxa_device_fb.dev),
-        PXA3xx_CK("CAMCLK",  CAMERA, &clk_pxa3xx_hsio_ops, NULL),
-        PXA3xx_CK("AC97CLK", AC97,   &clk_pxa3xx_ac97_ops, NULL),
-        PXA3xx_CKEN("UARTCLK", FFUART, 14857000, 1, &pxa_device_ffuart.dev),
-        PXA3xx_CKEN("UARTCLK", BTUART, 14857000, 1, &pxa_device_btuart.dev),
-        PXA3xx_CKEN("UARTCLK", STUART, 14857000, 1, NULL),
-        PXA3xx_CKEN("I2CCLK", I2C,  32842000, 0, &pxa_device_i2c.dev),
-        PXA3xx_CKEN("UDCCLK", UDC,  48000000, 5, &pxa27x_device_udc.dev),
-        PXA3xx_CKEN("USBCLK", USBH, 48000000, 0, &pxa27x_device_ohci.dev),
-        PXA3xx_CKEN("KBDCLK", KEYPAD,  32768, 0, &pxa27x_device_keypad.dev),
-        PXA3xx_CKEN("SSPCLK", SSP1, 13000000, 0, &pxa27x_device_ssp1.dev),
+static struct clk clk_dummy = {
-        PXA3xx_CKEN("SSPCLK", SSP2, 13000000, 0, &pxa27x_device_ssp2.dev),
+        .ops            = &clk_dummy_ops,
-        PXA3xx_CKEN("SSPCLK", SSP3, 13000000, 0, &pxa27x_device_ssp3.dev),
+};
-        PXA3xx_CKEN("SSPCLK", SSP4, 13000000, 0, &pxa3xx_device_ssp4.dev),
-        PXA3xx_CKEN("PWMCLK", PWM0, 13000000, 0, &pxa27x_device_pwm0.dev),
-        PXA3xx_CKEN("PWMCLK", PWM1, 13000000, 0, &pxa27x_device_pwm1.dev),
-        PXA3xx_CKEN("MMCCLK", MMC1, 19500000, 0, &pxa_device_mci.dev),
+static DEFINE_PXA3_CK(pxa3xx_lcd, LCD, &clk_pxa3xx_hsio_ops);
-        PXA3xx_CKEN("MMCCLK", MMC2, 19500000, 0, &pxa3xx_device_mci2.dev),
+static DEFINE_PXA3_CK(pxa3xx_camera, CAMERA, &clk_pxa3xx_hsio_ops);
+static DEFINE_PXA3_CK(pxa3xx_ac97, AC97, &clk_pxa3xx_ac97_ops);
+static DEFINE_PXA3_CKEN(pxa3xx_ffuart, FFUART, 14857000, 1);
+static DEFINE_PXA3_CKEN(pxa3xx_btuart, BTUART, 14857000, 1);
+static DEFINE_PXA3_CKEN(pxa3xx_stuart, STUART, 14857000, 1);
+static DEFINE_PXA3_CKEN(pxa3xx_i2c, I2C, 32842000, 0);
+static DEFINE_PXA3_CKEN(pxa3xx_udc, UDC, 48000000, 5);
+static DEFINE_PXA3_CKEN(pxa3xx_usbh, USBH, 48000000, 0);
+static DEFINE_PXA3_CKEN(pxa3xx_keypad, KEYPAD, 32768, 0);
+static DEFINE_PXA3_CKEN(pxa3xx_ssp1, SSP1, 13000000, 0);
+static DEFINE_PXA3_CKEN(pxa3xx_ssp2, SSP2, 13000000, 0);
+static DEFINE_PXA3_CKEN(pxa3xx_ssp3, SSP3, 13000000, 0);
+static DEFINE_PXA3_CKEN(pxa3xx_ssp4, SSP4, 13000000, 0);
+static DEFINE_PXA3_CKEN(pxa3xx_pwm0, PWM0, 13000000, 0);
+static DEFINE_PXA3_CKEN(pxa3xx_pwm1, PWM1, 13000000, 0);
+static DEFINE_PXA3_CKEN(pxa3xx_mmc1, MMC1, 19500000, 0);
+static DEFINE_PXA3_CKEN(pxa3xx_mmc2, MMC2, 19500000, 0);
+static struct clk_lookup pxa3xx_clkregs[] = {
+        INIT_CLKREG(&clk_pxa3xx_pout, NULL, "CLK_POUT"),
+        /* Power I2C clock is always on */
+        INIT_CLKREG(&clk_dummy, "pxa2xx-i2c.1", NULL),
+        INIT_CLKREG(&clk_pxa3xx_lcd, "pxa2xx-fb", NULL),
+        INIT_CLKREG(&clk_pxa3xx_camera, NULL, "CAMCLK"),
+        INIT_CLKREG(&clk_pxa3xx_ac97, NULL, "AC97CLK"),
+        INIT_CLKREG(&clk_pxa3xx_ffuart, "pxa2xx-uart.0", NULL),
+        INIT_CLKREG(&clk_pxa3xx_btuart, "pxa2xx-uart.1", NULL),
+        INIT_CLKREG(&clk_pxa3xx_stuart, "pxa2xx-uart.2", NULL),
+        INIT_CLKREG(&clk_pxa3xx_stuart, "pxa2xx-ir", "UARTCLK"),
+        INIT_CLKREG(&clk_pxa3xx_i2c, "pxa2xx-i2c.0", NULL),
+        INIT_CLKREG(&clk_pxa3xx_udc, "pxa27x-udc", NULL),
+        INIT_CLKREG(&clk_pxa3xx_usbh, "pxa27x-ohci", NULL),
+        INIT_CLKREG(&clk_pxa3xx_keypad, "pxa27x-keypad", NULL),
+        INIT_CLKREG(&clk_pxa3xx_ssp1, "pxa27x-ssp.0", NULL),
+        INIT_CLKREG(&clk_pxa3xx_ssp2, "pxa27x-ssp.1", NULL),
+        INIT_CLKREG(&clk_pxa3xx_ssp3, "pxa27x-ssp.2", NULL),
+        INIT_CLKREG(&clk_pxa3xx_ssp4, "pxa27x-ssp.3", NULL),
+        INIT_CLKREG(&clk_pxa3xx_pwm0, "pxa27x-pwm.0", NULL),
+        INIT_CLKREG(&clk_pxa3xx_pwm1, "pxa27x-pwm.1", NULL),
+        INIT_CLKREG(&clk_pxa3xx_mmc1, "pxa2xx-mci.0", NULL),
+        INIT_CLKREG(&clk_pxa3xx_mmc2, "pxa2xx-mci.1", NULL),
 };
 #ifdef CONFIG_PM
@@ -595,7 +610,7 @@ static int __init pxa3xx_init(void)
                 */
                ASCR &= ~(ASCR_RDH | ASCR_D1S | ASCR_D2S | ASCR_D3S);
-                clks_register(pxa3xx_clks, ARRAY_SIZE(pxa3xx_clks));
+                clks_register(pxa3xx_clkregs, ARRAY_SIZE(pxa3xx_clkregs));
                if ((ret = pxa_init_dma(32)))
                        return ret;
diff --git a/arch/arm/mach-pxa/reset.c b/arch/arm/mach-pxa/reset.c
index 1b2af575c40f..00b2dc2a1074 100644
--- a/arch/arm/mach-pxa/reset.c
+++ b/arch/arm/mach-pxa/reset.c
@@ -90,12 +90,13 @@ void arch_reset(char mode)
                /* Jump into ROM at address 0 */
                cpu_reset(0);
                break;
-        case 'h':
-                do_hw_reset();
-                break;
        case 'g':
                do_gpio_reset();
                break;
+        case 'h':
+        default:
+                do_hw_reset();
+                break;
        }
 }
diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c
index 524f656dc56d..3be76ee2bdbf 100644
--- a/arch/arm/mach-pxa/spitz.c
+++ b/arch/arm/mach-pxa/spitz.c
@@ -67,6 +67,7 @@
 static unsigned long spitz_pin_config[] __initdata = {
        /* Chip Selects */
        GPIO78_nCS_2,   /* SCOOP #2 */
+        GPIO79_nCS_3,   /* NAND */
        GPIO80_nCS_4,   /* SCOOP #1 */
        /* LCD - 16bpp Active TFT */
@@ -97,10 +98,10 @@ static unsigned long spitz_pin_config[] __initdata = {
        GPIO51_nPIOW,
        GPIO85_nPCE_1,
        GPIO54_nPCE_2,
-        GPIO79_PSKTSEL,
        GPIO55_nPREG,
        GPIO56_nPWAIT,
        GPIO57_nIOIS16,
+        GPIO104_PSKTSEL,
        /* MMC */
        GPIO32_MMC_CLK,
@@ -385,6 +386,16 @@ static void __init spitz_init_spi(void)
        if (err)
                goto err_free_2;
+        err = gpio_direction_output(SPITZ_GPIO_ADS7846_CS, 1);
+        if (err)
+                goto err_free_3;
+        err = gpio_direction_output(SPITZ_GPIO_LCDCON_CS, 1);
+        if (err)
+                goto err_free_3;
+        err = gpio_direction_output(SPITZ_GPIO_MAX1111_CS, 1);
+        if (err)
+                goto err_free_3;
        if (machine_is_akita()) {
                spitz_lcdcon_info.gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT;
                spitz_lcdcon_info.gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON;
@@ -394,6 +405,8 @@ static void __init spitz_init_spi(void)
        spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices));
        return;
+err_free_3:
+        gpio_free(SPITZ_GPIO_MAX1111_CS);
 err_free_2:
        gpio_free(SPITZ_GPIO_LCDCON_CS);
 err_free_1:
@@ -674,7 +687,6 @@ static void __init akita_init(void)
        spitz_pcmcia_config.num_devs = 1;
        platform_scoop_config = &spitz_pcmcia_config;
-        pxa_set_i2c_info(NULL);
        i2c_register_board_info(0, ARRAY_AND_SIZE(akita_i2c_board_info));
        common_init();
diff --git a/arch/arm/mach-pxa/spitz_pm.c b/arch/arm/mach-pxa/spitz_pm.c
index 53018db106ac..072e77cfe5a3 100644
--- a/arch/arm/mach-pxa/spitz_pm.c
+++ b/arch/arm/mach-pxa/spitz_pm.c
@@ -198,7 +198,9 @@ struct sharpsl_charger_machinfo spitz_pm_machinfo = {
        .read_devdata     = spitzpm_read_devdata,
        .charger_wakeup   = spitz_charger_wakeup,
        .should_wakeup    = spitz_should_wakeup,
-#ifdef CONFIG_BACKLIGHT_CORGI
+#if defined(CONFIG_LCD_CORGI)
+        .backlight_limit = corgi_lcd_limit_intensity,
+#elif defined(CONFIG_BACKLIGHT_CORGI)
        .backlight_limit  = corgibl_limit_intensity,
 #endif
        .charge_on_volt   = SHARPSL_CHARGE_ON_VOLT,
diff --git a/arch/arm/mach-pxa/ssp.c b/arch/arm/mach-pxa/ssp.c
index 2c31ec725688..6f42004db3ed 100644
--- a/arch/arm/mach-pxa/ssp.c
+++ b/arch/arm/mach-pxa/ssp.c
@@ -356,7 +356,7 @@ static int __devinit ssp_probe(struct platform_device *pdev, int type)
        }
        ssp->pdev = pdev;
-        ssp->clk = clk_get(&pdev->dev, "SSPCLK");
+        ssp->clk = clk_get(&pdev->dev, NULL);
        if (IS_ERR(ssp->clk)) {
                ret = PTR_ERR(ssp->clk);
                goto err_free;
diff --git a/arch/arm/mach-realview/Kconfig b/arch/arm/mach-realview/Kconfig
index 5ccde7cf39e8..603d1db9baf0 100644
--- a/arch/arm/mach-realview/Kconfig
+++ b/arch/arm/mach-realview/Kconfig
@@ -10,6 +10,7 @@ config MACH_REALVIEW_EB
 config REALVIEW_EB_ARM11MP
        bool "Support ARM11MPCore tile"
        depends on MACH_REALVIEW_EB
+        select CPU_V6
        help
          Enable support for the ARM11MPCore tile on the Realview platform.
@@ -33,6 +34,7 @@ config MACH_REALVIEW_PB11MP
 config MACH_REALVIEW_PB1176
        bool "Support RealView/PB1176 platform"
+        select CPU_V6
        select ARM_GIC
        help
          Include support for the ARM(R) RealView ARM1176 Platform Baseboard.
diff --git a/arch/arm/mach-realview/clock.c b/arch/arm/mach-realview/clock.c
index 3e706c57833a..a7043115de72 100644
--- a/arch/arm/mach-realview/clock.c
+++ b/arch/arm/mach-realview/clock.c
@@ -10,9 +10,11 @@
 */
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/device.h>
 #include <linux/list.h>
 #include <linux/errno.h>
 #include <linux/err.h>
+#include <linux/string.h>
 #include <linux/clk.h>
 #include <linux/mutex.h>
@@ -20,32 +22,6 @@
 #include "clock.h"
-static LIST_HEAD(clocks);
-static DEFINE_MUTEX(clocks_mutex);
-struct clk *clk_get(struct device *dev, const char *id)
-{
-        struct clk *p, *clk = ERR_PTR(-ENOENT);
-        mutex_lock(&clocks_mutex);
-        list_for_each_entry(p, &clocks, node) {
-                if (strcmp(id, p->name) == 0 && try_module_get(p->owner)) {
-                        clk = p;
-                        break;
-                }
-        }
-        mutex_unlock(&clocks_mutex);
-        return clk;
-}
-EXPORT_SYMBOL(clk_get);
-void clk_put(struct clk *clk)
-{
-        module_put(clk->owner);
-}
-EXPORT_SYMBOL(clk_put);
 int clk_enable(struct clk *clk)
 {
        return 0;
@@ -65,7 +41,9 @@ EXPORT_SYMBOL(clk_get_rate);
 long clk_round_rate(struct clk *clk, unsigned long rate)
 {
-        return rate;
+        struct icst307_vco vco;
+        vco = icst307_khz_to_vco(clk->params, rate / 1000);
+        return icst307_khz(clk->params, vco) * 1000;
 }
 EXPORT_SYMBOL(clk_round_rate);
@@ -78,57 +56,9 @@ int clk_set_rate(struct clk *clk, unsigned long rate)
                vco = icst307_khz_to_vco(clk->params, rate / 1000);
                clk->rate = icst307_khz(clk->params, vco) * 1000;
-                printk("Clock %s: setting VCO reg params: S=%d R=%d V=%d\n",
-                        clk->name, vco.s, vco.r, vco.v);
                clk->setvco(clk, vco);
                ret = 0;
        }
        return ret;
 }
 EXPORT_SYMBOL(clk_set_rate);
-/*
- * These are fixed clocks.
- */
-static struct clk kmi_clk = {
-        .name   = "KMIREFCLK",
-        .rate   = 24000000,
-};
-static struct clk uart_clk = {
-        .name   = "UARTCLK",
-        .rate   = 24000000,
-};
-static struct clk mmci_clk = {
-        .name   = "MCLK",
-        .rate   = 33000000,
-};
-int clk_register(struct clk *clk)
-{
-        mutex_lock(&clocks_mutex);
-        list_add(&clk->node, &clocks);
-        mutex_unlock(&clocks_mutex);
-        return 0;
-}
-EXPORT_SYMBOL(clk_register);
-void clk_unregister(struct clk *clk)
-{
-        mutex_lock(&clocks_mutex);
-        list_del(&clk->node);
-        mutex_unlock(&clocks_mutex);
-}
-EXPORT_SYMBOL(clk_unregister);
-static int __init clk_init(void)
-{
-        clk_register(&kmi_clk);
-        clk_register(&uart_clk);
-        clk_register(&mmci_clk);
-        return 0;
-}
-arch_initcall(clk_init);
diff --git a/arch/arm/mach-realview/clock.h b/arch/arm/mach-realview/clock.h
index dadba695e181..ebbb0f06b600 100644
--- a/arch/arm/mach-realview/clock.h
+++ b/arch/arm/mach-realview/clock.h
@@ -12,14 +12,8 @@ struct module;
 struct icst307_params;
 struct clk {
-        struct list_head        node;
        unsigned long           rate;
-        struct module           *owner;
-        const char              *name;
        const struct icst307_params *params;
        void                    *data;
        void                    (*setvco)(struct clk *, struct icst307_vco vco);
 };
-int clk_register(struct clk *clk);
-void clk_unregister(struct clk *clk);
diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c
index 2f04d54711e7..2491374818e9 100644
--- a/arch/arm/mach-realview/core.c
+++ b/arch/arm/mach-realview/core.c
@@ -29,6 +29,7 @@
 #include <linux/clockchips.h>
 #include <linux/io.h>
+#include <asm/clkdev.h>
 #include <asm/system.h>
 #include <mach/hardware.h>
 #include <asm/irq.h>
@@ -188,13 +189,60 @@ static void realview_oscvco_set(struct clk *clk, struct icst307_vco vco)
        writel(0, sys_lock);
 }
-struct clk realview_clcd_clk = {
+static struct clk oscvco_clk = {
-        .name   = "CLCDCLK",
        .params = &realview_oscvco_params,
        .setvco = realview_oscvco_set,
 };
 /*
+ * These are fixed clocks.
+ */
+static struct clk ref24_clk = {
+        .rate   = 24000000,
+};
+static struct clk_lookup lookups[] = {
+        {       /* UART0 */
+                .dev_id         = "dev:f1",
+                .clk            = &ref24_clk,
+        }, {    /* UART1 */
+                .dev_id         = "dev:f2",
+                .clk            = &ref24_clk,
+        }, {    /* UART2 */
+                .dev_id         = "dev:f3",
+                .clk            = &ref24_clk,
+        }, {    /* UART3 */
+                .dev_id         = "fpga:09",
+                .clk            = &ref24_clk,
+        }, {    /* KMI0 */
+                .dev_id         = "fpga:06",
+                .clk            = &ref24_clk,
+        }, {    /* KMI1 */
+                .dev_id         = "fpga:07",
+                .clk            = &ref24_clk,
+        }, {    /* MMC0 */
+                .dev_id         = "fpga:05",
+                .clk            = &ref24_clk,
+        }, {    /* EB:CLCD */
+                .dev_id         = "dev:20",
+                .clk            = &oscvco_clk,
+        }, {    /* PB:CLCD */
+                .dev_id         = "issp:20",
+                .clk            = &oscvco_clk,
+        }
+};
+static int __init clk_init(void)
+{
+        int i;
+        for (i = 0; i < ARRAY_SIZE(lookups); i++)
+                clkdev_add(&lookups[i]);
+        return 0;
+}
+arch_initcall(clk_init);
+/*
 * CLCD support.
 */
 #define SYS_CLCD_NLCDIOON       (1 << 2)
diff --git a/arch/arm/mach-realview/core.h b/arch/arm/mach-realview/core.h
index 3cea92c70d8f..614e8cb31713 100644
--- a/arch/arm/mach-realview/core.h
+++ b/arch/arm/mach-realview/core.h
@@ -48,7 +48,6 @@ extern struct platform_device realview_flash_device;
 extern struct platform_device realview_i2c_device;
 extern struct mmc_platform_data realview_mmc0_plat_data;
 extern struct mmc_platform_data realview_mmc1_plat_data;
-extern struct clk realview_clcd_clk;
 extern struct clcd_board clcd_plat_data;
 extern void __iomem *gic_cpu_base_addr;
 #ifdef CONFIG_LOCAL_TIMERS
diff --git a/arch/arm/mach-realview/include/mach/clkdev.h b/arch/arm/mach-realview/include/mach/clkdev.h
new file mode 100644
index 000000000000..04b37a89801c
--- /dev/null
+++ b/arch/arm/mach-realview/include/mach/clkdev.h
@@ -0,0 +1,7 @@
+#ifndef __ASM_MACH_CLKDEV_H
+#define __ASM_MACH_CLKDEV_H
+#define __clk_get(clk) ({ 1; })
+#define __clk_put(clk) do { } while (0)
+#endif
diff --git a/arch/arm/mach-realview/include/mach/platform.h b/arch/arm/mach-realview/include/mach/platform.h
index 4034b54950c2..793a3a332712 100644
--- a/arch/arm/mach-realview/include/mach/platform.h
+++ b/arch/arm/mach-realview/include/mach/platform.h
@@ -239,27 +239,10 @@
 #define REALVIEW_DECODE_OFFSET          0xC     /* Fitted logic modules */
 /* 
- *  Application Flash
- * 
- */
-#define FLASH_BASE                      REALVIEW_FLASH_BASE
-#define FLASH_SIZE                      REALVIEW_FLASH_SIZE
-#define FLASH_END                       (FLASH_BASE + FLASH_SIZE - 1)
-#define FLASH_BLOCK_SIZE                SZ_128K
-/* 
- *  Boot Flash
- * 
- */
-#define EPROM_BASE                      REALVIEW_BOOT_ROM_HI
-#define EPROM_SIZE                      REALVIEW_BOOT_ROM_SIZE
-#define EPROM_END                       (EPROM_BASE + EPROM_SIZE - 1)
-/* 
 *  Clean base - dummy
 * 
 */
-#define CLEAN_BASE                      EPROM_BASE
+#define CLEAN_BASE                      REALVIEW_BOOT_ROM_HI
 /*
 * System controller bit assignment
diff --git a/arch/arm/mach-realview/realview_eb.c b/arch/arm/mach-realview/realview_eb.c
index eb829eb1ebe2..3420e2e719e6 100644
--- a/arch/arm/mach-realview/realview_eb.c
+++ b/arch/arm/mach-realview/realview_eb.c
@@ -372,8 +372,6 @@ static void __init realview_eb_init(void)
 #endif
        }
-        clk_register(&realview_clcd_clk);
        realview_flash_register(&realview_eb_flash_resource, 1);
        platform_device_register(&realview_i2c_device);
        eth_device_register();
diff --git a/arch/arm/mach-realview/realview_pb1176.c b/arch/arm/mach-realview/realview_pb1176.c
index cccdb3eb90fe..0481416d37c9 100644
--- a/arch/arm/mach-realview/realview_pb1176.c
+++ b/arch/arm/mach-realview/realview_pb1176.c
@@ -265,8 +265,6 @@ static void __init realview_pb1176_init(void)
        l2x0_init(__io_address(REALVIEW_PB1176_L220_BASE), 0x00730000, 0xfe000fff);
 #endif
-        clk_register(&realview_clcd_clk);
        realview_flash_register(&realview_pb1176_flash_resource, 1);
        platform_device_register(&realview_pb1176_smsc911x_device);
diff --git a/arch/arm/mach-realview/realview_pb11mp.c b/arch/arm/mach-realview/realview_pb11mp.c
index 8b863148ec18..6197dd8e8edf 100644
--- a/arch/arm/mach-realview/realview_pb11mp.c
+++ b/arch/arm/mach-realview/realview_pb11mp.c
@@ -312,8 +312,6 @@ static void __init realview_pb11mp_init(void)
        l2x0_init(__io_address(REALVIEW_TC11MP_L220_BASE), 0x00790000, 0xfe000fff);
 #endif
-        clk_register(&realview_clcd_clk);
        realview_flash_register(realview_pb11mp_flash_resource,
                                ARRAY_SIZE(realview_pb11mp_flash_resource));
        platform_device_register(&realview_pb11mp_smsc911x_device);
diff --git a/arch/arm/mach-s3c2410/Kconfig b/arch/arm/mach-s3c2410/Kconfig
index 99fdc736698c..7315569fbfd7 100644
--- a/arch/arm/mach-s3c2410/Kconfig
+++ b/arch/arm/mach-s3c2410/Kconfig
@@ -7,6 +7,7 @@
 config CPU_S3C2410
        bool
        depends on ARCH_S3C2410
+        select CPU_ARM920T
        select S3C2410_CLOCK
        select S3C2410_GPIO
        select CPU_LLSERIAL_S3C2410
diff --git a/arch/arm/mach-s3c2412/Kconfig b/arch/arm/mach-s3c2412/Kconfig
index c59a9d2ee9a6..ca99564ae4b5 100644
--- a/arch/arm/mach-s3c2412/Kconfig
+++ b/arch/arm/mach-s3c2412/Kconfig
@@ -7,6 +7,7 @@
 config CPU_S3C2412
        bool
        depends on ARCH_S3C2410
+        select CPU_ARM926T
        select CPU_LLSERIAL_S3C2440
        select S3C2412_PM if PM
        select S3C2412_DMA if S3C2410_DMA
diff --git a/arch/arm/mach-s3c2440/Kconfig b/arch/arm/mach-s3c2440/Kconfig
index 25de042ab996..0429d255b0d8 100644
--- a/arch/arm/mach-s3c2440/Kconfig
+++ b/arch/arm/mach-s3c2440/Kconfig
@@ -7,6 +7,7 @@
 config CPU_S3C2440
        bool
        depends on ARCH_S3C2410
+        select CPU_ARM920T
        select S3C2410_CLOCK
        select S3C2410_PM if PM
        select S3C2410_GPIO
diff --git a/arch/arm/mach-s3c2442/Kconfig b/arch/arm/mach-s3c2442/Kconfig
index 26d131a77074..b289d198020e 100644
--- a/arch/arm/mach-s3c2442/Kconfig
+++ b/arch/arm/mach-s3c2442/Kconfig
@@ -7,6 +7,7 @@
 config CPU_S3C2442
        bool
        depends on ARCH_S3C2410
+        select CPU_ARM920T
        select S3C2410_CLOCK
        select S3C2410_GPIO
        select S3C2410_PM if PM
diff --git a/arch/arm/mach-sa1100/clock.c b/arch/arm/mach-sa1100/clock.c
index 43c30f84abf2..dab3c6347a8f 100644
--- a/arch/arm/mach-sa1100/clock.c
+++ b/arch/arm/mach-sa1100/clock.c
@@ -3,6 +3,7 @@
 */
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/device.h>
 #include <linux/list.h>
 #include <linux/errno.h>
 #include <linux/err.h>
@@ -14,36 +15,39 @@
 #include <mach/hardware.h>
 /*
- * Very simple clock implementation - we only have one clock to
+ * Very simple clock implementation - we only have one clock to deal with.
- * deal with at the moment, so we only match using the "name".
 */
 struct clk {
-        struct list_head        node;
-        unsigned long           rate;
-        const char              *name;
        unsigned int            enabled;
-        void                    (*enable)(void);
-        void                    (*disable)(void);
 };
-static LIST_HEAD(clocks);
+static void clk_gpio27_enable(void)
-static DEFINE_MUTEX(clocks_mutex);
+{
+        /*
+         * First, set up the 3.6864MHz clock on GPIO 27 for the SA-1111:
+         * (SA-1110 Developer's Manual, section 9.1.2.1)
+         */
+        GAFR |= GPIO_32_768kHz;
+        GPDR |= GPIO_32_768kHz;
+        TUCR = TUCR_3_6864MHz;
+}
+static void clk_gpio27_disable(void)
+{
+        TUCR = 0;
+        GPDR &= ~GPIO_32_768kHz;
+        GAFR &= ~GPIO_32_768kHz;
+}
+static struct clk clk_gpio27;
 static DEFINE_SPINLOCK(clocks_lock);
 struct clk *clk_get(struct device *dev, const char *id)
 {
-        struct clk *p, *clk = ERR_PTR(-ENOENT);
+        const char *devname = dev_name(dev);
-        mutex_lock(&clocks_mutex);
-        list_for_each_entry(p, &clocks, node) {
-                if (strcmp(id, p->name) == 0) {
-                        clk = p;
-                        break;
-                }
-        }
-        mutex_unlock(&clocks_mutex);
-        return clk;
+        return strcmp(devname, "sa1111.0") ? ERR_PTR(-ENOENT) : &clk_gpio27;
 }
 EXPORT_SYMBOL(clk_get);
@@ -58,7 +62,7 @@ int clk_enable(struct clk *clk)
        spin_lock_irqsave(&clocks_lock, flags);
        if (clk->enabled++ == 0)
-                clk->enable();
+                clk_gpio27_enable();
        spin_unlock_irqrestore(&clocks_lock, flags);
        return 0;
 }
@@ -72,63 +76,13 @@ void clk_disable(struct clk *clk)
        spin_lock_irqsave(&clocks_lock, flags);
        if (--clk->enabled == 0)
-                clk->disable();
+                clk_gpio27_disable();
        spin_unlock_irqrestore(&clocks_lock, flags);
 }
 EXPORT_SYMBOL(clk_disable);
 unsigned long clk_get_rate(struct clk *clk)
 {
-        return clk->rate;
+        return 3686400;
 }
 EXPORT_SYMBOL(clk_get_rate);
-static void clk_gpio27_enable(void)
-{
-        /*
-         * First, set up the 3.6864MHz clock on GPIO 27 for the SA-1111:
-         * (SA-1110 Developer's Manual, section 9.1.2.1)
-         */
-        GAFR |= GPIO_32_768kHz;
-        GPDR |= GPIO_32_768kHz;
-        TUCR = TUCR_3_6864MHz;
-}
-static void clk_gpio27_disable(void)
-{
-        TUCR = 0;
-        GPDR &= ~GPIO_32_768kHz;
-        GAFR &= ~GPIO_32_768kHz;
-}
-static struct clk clk_gpio27 = {
-        .name           = "SA1111_CLK",
-        .rate           = 3686400,
-        .enable         = clk_gpio27_enable,
-        .disable        = clk_gpio27_disable,
-};
-int clk_register(struct clk *clk)
-{
-        mutex_lock(&clocks_mutex);
-        list_add(&clk->node, &clocks);
-        mutex_unlock(&clocks_mutex);
-        return 0;
-}
-EXPORT_SYMBOL(clk_register);
-void clk_unregister(struct clk *clk)
-{
-        mutex_lock(&clocks_mutex);
-        list_del(&clk->node);
-        mutex_unlock(&clocks_mutex);
-}
-EXPORT_SYMBOL(clk_unregister);
-static int __init clk_init(void)
-{
-        clk_register(&clk_gpio27);
-        return 0;
-}
-arch_initcall(clk_init);
diff --git a/arch/arm/mach-versatile/Kconfig b/arch/arm/mach-versatile/Kconfig
index 95096afd5271..c781f30c8368 100644
--- a/arch/arm/mach-versatile/Kconfig
+++ b/arch/arm/mach-versatile/Kconfig
@@ -3,12 +3,14 @@ menu "Versatile platform type"
 config ARCH_VERSATILE_PB
        bool "Support Versatile/PB platform"
+        select CPU_ARM926T
        default y
        help
          Include support for the ARM(R) Versatile/PB platform.
 config MACH_VERSATILE_AB
        bool "Support Versatile/AB platform"
+        select CPU_ARM926T
        help
          Include support for the ARM(R) Versatile/AP platform.
diff --git a/arch/arm/mach-versatile/clock.c b/arch/arm/mach-versatile/clock.c
index 9336508ec0b2..c50a44ea7ee6 100644
--- a/arch/arm/mach-versatile/clock.c
+++ b/arch/arm/mach-versatile/clock.c
@@ -10,6 +10,7 @@
 */
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/device.h>
 #include <linux/list.h>
 #include <linux/errno.h>
 #include <linux/err.h>
@@ -17,36 +18,11 @@
 #include <linux/clk.h>
 #include <linux/mutex.h>
+#include <asm/clkdev.h>
 #include <asm/hardware/icst307.h>
 #include "clock.h"
-static LIST_HEAD(clocks);
-static DEFINE_MUTEX(clocks_mutex);
-struct clk *clk_get(struct device *dev, const char *id)
-{
-        struct clk *p, *clk = ERR_PTR(-ENOENT);
-        mutex_lock(&clocks_mutex);
-        list_for_each_entry(p, &clocks, node) {
-                if (strcmp(id, p->name) == 0 && try_module_get(p->owner)) {
-                        clk = p;
-                        break;
-                }
-        }
-        mutex_unlock(&clocks_mutex);
-        return clk;
-}
-EXPORT_SYMBOL(clk_get);
-void clk_put(struct clk *clk)
-{
-        module_put(clk->owner);
-}
-EXPORT_SYMBOL(clk_put);
 int clk_enable(struct clk *clk)
 {
        return 0;
@@ -66,7 +42,9 @@ EXPORT_SYMBOL(clk_get_rate);
 long clk_round_rate(struct clk *clk, unsigned long rate)
 {
-        return rate;
+        struct icst307_vco vco;
+        vco = icst307_khz_to_vco(clk->params, rate / 1000);
+        return icst307_khz(clk->params, vco) * 1000;
 }
 EXPORT_SYMBOL(clk_round_rate);
@@ -79,57 +57,9 @@ int clk_set_rate(struct clk *clk, unsigned long rate)
                vco = icst307_khz_to_vco(clk->params, rate / 1000);
                clk->rate = icst307_khz(clk->params, vco) * 1000;
-                printk("Clock %s: setting VCO reg params: S=%d R=%d V=%d\n",
-                        clk->name, vco.s, vco.r, vco.v);
                clk->setvco(clk, vco);
                ret = 0;
        }
        return ret;
 }
 EXPORT_SYMBOL(clk_set_rate);
-/*
- * These are fixed clocks.
- */
-static struct clk kmi_clk = {
-        .name   = "KMIREFCLK",
-        .rate   = 24000000,
-};
-static struct clk uart_clk = {
-        .name   = "UARTCLK",
-        .rate   = 24000000,
-};
-static struct clk mmci_clk = {
-        .name   = "MCLK",
-        .rate   = 33000000,
-};
-int clk_register(struct clk *clk)
-{
-        mutex_lock(&clocks_mutex);
-        list_add(&clk->node, &clocks);
-        mutex_unlock(&clocks_mutex);
-        return 0;
-}
-EXPORT_SYMBOL(clk_register);
-void clk_unregister(struct clk *clk)
-{
-        mutex_lock(&clocks_mutex);
-        list_del(&clk->node);
-        mutex_unlock(&clocks_mutex);
-}
-EXPORT_SYMBOL(clk_unregister);
-static int __init clk_init(void)
-{
-        clk_register(&kmi_clk);
-        clk_register(&uart_clk);
-        clk_register(&mmci_clk);
-        return 0;
-}
-arch_initcall(clk_init);
diff --git a/arch/arm/mach-versatile/clock.h b/arch/arm/mach-versatile/clock.h
index 8b0b61dd17e4..03468fdc3e58 100644
--- a/arch/arm/mach-versatile/clock.h
+++ b/arch/arm/mach-versatile/clock.h
@@ -12,14 +12,9 @@ struct module;
 struct icst307_params;
 struct clk {
-        struct list_head        node;
        unsigned long           rate;
-        struct module           *owner;
-        const char              *name;
        const struct icst307_params *params;
+        u32                     oscoff;
        void                    *data;
        void                    (*setvco)(struct clk *, struct icst307_vco vco);
 };
-int clk_register(struct clk *clk);
-void clk_unregister(struct clk *clk);
diff --git a/arch/arm/mach-versatile/core.c b/arch/arm/mach-versatile/core.c
index 565e0ba0d67e..df25aa138509 100644
--- a/arch/arm/mach-versatile/core.c
+++ b/arch/arm/mach-versatile/core.c
@@ -31,6 +31,7 @@
 #include <linux/cnt32_to_63.h>
 #include <linux/io.h>
+#include <asm/clkdev.h>
 #include <asm/system.h>
 #include <mach/hardware.h>
 #include <asm/irq.h>
@@ -373,22 +374,60 @@ static const struct icst307_params versatile_oscvco_params = {
 static void versatile_oscvco_set(struct clk *clk, struct icst307_vco vco)
 {
-        void __iomem *sys_lock = __io_address(VERSATILE_SYS_BASE) + VERSATILE_SYS_LOCK_OFFSET;
+        void __iomem *sys = __io_address(VERSATILE_SYS_BASE);
-        void __iomem *sys_osc = __io_address(VERSATILE_SYS_BASE) + VERSATILE_SYS_OSCCLCD_OFFSET;
+        void __iomem *sys_lock = sys + VERSATILE_SYS_LOCK_OFFSET;
        u32 val;
-        val = readl(sys_osc) & ~0x7ffff;
+        val = readl(sys + clk->oscoff) & ~0x7ffff;
        val |= vco.v | (vco.r << 9) | (vco.s << 16);
        writel(0xa05f, sys_lock);
-        writel(val, sys_osc);
+        writel(val, sys + clk->oscoff);
        writel(0, sys_lock);
 }
-static struct clk versatile_clcd_clk = {
+static struct clk osc4_clk = {
-        .name   = "CLCDCLK",
        .params = &versatile_oscvco_params,
-        .setvco = versatile_oscvco_set,
+        .oscoff = VERSATILE_SYS_OSCCLCD_OFFSET,
+        .setvco = versatile_oscvco_set,
+};
+/*
+ * These are fixed clocks.
+ */
+static struct clk ref24_clk = {
+        .rate   = 24000000,
+};
+static struct clk_lookup lookups[] __initdata = {
+        {       /* UART0 */
+                .dev_id         = "dev:f1",
+                .clk            = &ref24_clk,
+        }, {    /* UART1 */
+                .dev_id         = "dev:f2",
+                .clk            = &ref24_clk,
+        }, {    /* UART2 */
+                .dev_id         = "dev:f3",
+                .clk            = &ref24_clk,
+        }, {    /* UART3 */
+                .dev_id         = "fpga:09",
+                .clk            = &ref24_clk,
+        }, {    /* KMI0 */
+                .dev_id         = "fpga:06",
+                .clk            = &ref24_clk,
+        }, {    /* KMI1 */
+                .dev_id         = "fpga:07",
+                .clk            = &ref24_clk,
+        }, {    /* MMC0 */
+                .dev_id         = "fpga:05",
+                .clk            = &ref24_clk,
+        }, {    /* MMC1 */
+                .dev_id         = "fpga:0b",
+                .clk            = &ref24_clk,
+        }, {    /* CLCD */
+                .dev_id         = "dev:20",
+                .clk            = &osc4_clk,
+        }
 };
 /*
@@ -786,7 +825,8 @@ void __init versatile_init(void)
 {
        int i;
-        clk_register(&versatile_clcd_clk);
+        for (i = 0; i < ARRAY_SIZE(lookups); i++)
+                clkdev_add(&lookups[i]);
        platform_device_register(&versatile_flash_device);
        platform_device_register(&versatile_i2c_device);
diff --git a/arch/arm/mach-versatile/include/mach/clkdev.h b/arch/arm/mach-versatile/include/mach/clkdev.h
new file mode 100644
index 000000000000..04b37a89801c
--- /dev/null
+++ b/arch/arm/mach-versatile/include/mach/clkdev.h
@@ -0,0 +1,7 @@
+#ifndef __ASM_MACH_CLKDEV_H
+#define __ASM_MACH_CLKDEV_H
+#define __clk_get(clk) ({ 1; })
+#define __clk_put(clk) do { } while (0)
+#endif
diff --git a/arch/arm/mach-versatile/include/mach/platform.h b/arch/arm/mach-versatile/include/mach/platform.h
index 27cbe6a3f220..f91ba930ca8a 100644
--- a/arch/arm/mach-versatile/include/mach/platform.h
+++ b/arch/arm/mach-versatile/include/mach/platform.h
@@ -436,28 +436,12 @@
 #define SIC_INTMASK_PCI1                (1 << SIC_INT_PCI1)
 #define SIC_INTMASK_PCI2                (1 << SIC_INT_PCI2)
 #define SIC_INTMASK_PCI3                (1 << SIC_INT_PCI3)
-/* 
- *  Application Flash
- * 
- */
-#define FLASH_BASE                      VERSATILE_FLASH_BASE
-#define FLASH_SIZE                      VERSATILE_FLASH_SIZE
-#define FLASH_END                       (FLASH_BASE + FLASH_SIZE - 1)
-#define FLASH_BLOCK_SIZE                SZ_128K
-/* 
- *  Boot Flash
- * 
- */
-#define EPROM_BASE                      VERSATILE_BOOT_ROM_HI
-#define EPROM_SIZE                      VERSATILE_BOOT_ROM_SIZE
-#define EPROM_END                       (EPROM_BASE + EPROM_SIZE - 1)
 /* 
 *  Clean base - dummy
 * 
 */
-#define CLEAN_BASE                      EPROM_BASE
+#define CLEAN_BASE                      VERSATILE_BOOT_ROM_HI
 /*
 * System controller bit assignment
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index ab5f7a21350b..cf44de512830 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -10,8 +10,7 @@ config CPU_32
 # ARM610
 config CPU_ARM610
-        bool "Support ARM610 processor"
+        bool "Support ARM610 processor" if ARCH_RPC
-        depends on ARCH_RPC
        select CPU_32v3
        select CPU_CACHE_V3
        select CPU_CACHE_VIVT
@@ -43,8 +42,7 @@ config CPU_ARM7TDMI
 # ARM710
 config CPU_ARM710
-        bool "Support ARM710 processor" if !ARCH_CLPS7500 && ARCH_RPC
+        bool "Support ARM710 processor" if ARCH_RPC
-        default y if ARCH_CLPS7500
        select CPU_32v3
        select CPU_CACHE_V3
        select CPU_CACHE_VIVT
@@ -63,8 +61,7 @@ config CPU_ARM710
 # ARM720T
 config CPU_ARM720T
-        bool "Support ARM720T processor" if !ARCH_CLPS711X && !ARCH_L7200 && !ARCH_CDB89712 && ARCH_INTEGRATOR
+        bool "Support ARM720T processor" if ARCH_INTEGRATOR
-        default y if ARCH_CLPS711X || ARCH_L7200 || ARCH_CDB89712 || ARCH_H720X
        select CPU_32v4T
        select CPU_ABRT_LV4T
        select CPU_PABRT_NOIFAR
@@ -114,9 +111,7 @@ config CPU_ARM9TDMI
 # ARM920T
 config CPU_ARM920T
-        bool "Support ARM920T processor"
+        bool "Support ARM920T processor" if ARCH_INTEGRATOR
-        depends on ARCH_EP93XX || ARCH_INTEGRATOR || CPU_S3C2410 || CPU_S3C2440 || CPU_S3C2442 || ARCH_IMX || ARCH_AAEC2000 || ARCH_AT91RM9200
-        default y if CPU_S3C2410 || CPU_S3C2440 || CPU_S3C2442 || ARCH_AT91RM9200
        select CPU_32v4T
        select CPU_ABRT_EV4T
        select CPU_PABRT_NOIFAR
@@ -138,8 +133,6 @@ config CPU_ARM920T
 # ARM922T
 config CPU_ARM922T
        bool "Support ARM922T processor" if ARCH_INTEGRATOR
-        depends on ARCH_LH7A40X || ARCH_INTEGRATOR || ARCH_KS8695
-        default y if ARCH_LH7A40X || ARCH_KS8695
        select CPU_32v4T
        select CPU_ABRT_EV4T
        select CPU_PABRT_NOIFAR
@@ -159,8 +152,6 @@ config CPU_ARM922T
 # ARM925T
 config CPU_ARM925T
        bool "Support ARM925T processor" if ARCH_OMAP1
-        depends on ARCH_OMAP15XX
-        default y if ARCH_OMAP15XX
        select CPU_32v4T
        select CPU_ABRT_EV4T
        select CPU_PABRT_NOIFAR
@@ -179,22 +170,7 @@ config CPU_ARM925T
 # ARM926T
 config CPU_ARM926T
-        bool "Support ARM926T processor"
+        bool "Support ARM926T processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB
-        depends on ARCH_INTEGRATOR || ARCH_VERSATILE_PB || \
-                MACH_VERSATILE_AB || ARCH_OMAP730 || \
-                ARCH_OMAP16XX || MACH_REALVIEW_EB || \
-                ARCH_PNX4008 || ARCH_NETX || CPU_S3C2412 || \
-                ARCH_AT91SAM9260 || ARCH_AT91SAM9261 || \
-                ARCH_AT91SAM9263 || ARCH_AT91SAM9RL || \
-                ARCH_AT91SAM9G20 || ARCH_AT91CAP9 || \
-                ARCH_NS9XXX || ARCH_DAVINCI || ARCH_MX2
-        default y if ARCH_VERSATILE_PB || MACH_VERSATILE_AB || \
-                ARCH_OMAP730 || ARCH_OMAP16XX || \
-                ARCH_PNX4008 || ARCH_NETX || CPU_S3C2412 || \
-                ARCH_AT91SAM9260 || ARCH_AT91SAM9261 || \
-                ARCH_AT91SAM9263 || ARCH_AT91SAM9RL || \
-                ARCH_AT91SAM9G20 || ARCH_AT91CAP9 || \
-                ARCH_NS9XXX || ARCH_DAVINCI || ARCH_MX2
        select CPU_32v5
        select CPU_ABRT_EV5TJ
        select CPU_PABRT_NOIFAR
@@ -247,8 +223,7 @@ config CPU_ARM946E
 # ARM1020 - needs validating
 config CPU_ARM1020
-        bool "Support ARM1020T (rev 0) processor"
+        bool "Support ARM1020T (rev 0) processor" if ARCH_INTEGRATOR
-        depends on ARCH_INTEGRATOR
        select CPU_32v5
        select CPU_ABRT_EV4T
        select CPU_PABRT_NOIFAR
@@ -266,8 +241,7 @@ config CPU_ARM1020
 # ARM1020E - needs validating
 config CPU_ARM1020E
-        bool "Support ARM1020E processor"
+        bool "Support ARM1020E processor" if ARCH_INTEGRATOR
-        depends on ARCH_INTEGRATOR
        select CPU_32v5
        select CPU_ABRT_EV4T
        select CPU_PABRT_NOIFAR
@@ -280,8 +254,7 @@ config CPU_ARM1020E
 # ARM1022E
 config CPU_ARM1022
-        bool "Support ARM1022E processor"
+        bool "Support ARM1022E processor" if ARCH_INTEGRATOR
-        depends on ARCH_INTEGRATOR
        select CPU_32v5
        select CPU_ABRT_EV4T
        select CPU_PABRT_NOIFAR
@@ -299,8 +272,7 @@ config CPU_ARM1022
 # ARM1026EJ-S
 config CPU_ARM1026
-        bool "Support ARM1026EJ-S processor"
+        bool "Support ARM1026EJ-S processor" if ARCH_INTEGRATOR
-        depends on ARCH_INTEGRATOR
        select CPU_32v5
        select CPU_ABRT_EV5T # But need Jazelle, but EV5TJ ignores bit 10
        select CPU_PABRT_NOIFAR
@@ -317,8 +289,7 @@ config CPU_ARM1026
 # SA110
 config CPU_SA110
-        bool "Support StrongARM(R) SA-110 processor" if !ARCH_EBSA110 && !FOOTBRIDGE && !ARCH_TBOX && !ARCH_SHARK && !ARCH_NEXUSPCI && ARCH_RPC
+        bool "Support StrongARM(R) SA-110 processor" if ARCH_RPC
-        default y if ARCH_EBSA110 || FOOTBRIDGE || ARCH_TBOX || ARCH_SHARK || ARCH_NEXUSPCI
        select CPU_32v3 if ARCH_RPC
        select CPU_32v4 if !ARCH_RPC
        select CPU_ABRT_EV4
@@ -340,8 +311,6 @@ config CPU_SA110
 # SA1100
 config CPU_SA1100
        bool
-        depends on ARCH_SA1100
-        default y
        select CPU_32v4
        select CPU_ABRT_EV4
        select CPU_PABRT_NOIFAR
@@ -353,8 +322,6 @@ config CPU_SA1100
 # XScale
 config CPU_XSCALE
        bool
-        depends on ARCH_IOP32X || ARCH_IOP33X || PXA25x || PXA27x || ARCH_IXP4XX || ARCH_IXP2000
-        default y
        select CPU_32v5
        select CPU_ABRT_EV5T
        select CPU_PABRT_NOIFAR
@@ -365,8 +332,6 @@ config CPU_XSCALE
 # XScale Core Version 3
 config CPU_XSC3
        bool
-        depends on ARCH_IXP23XX || ARCH_IOP13XX || PXA3xx
-        default y
        select CPU_32v5
        select CPU_ABRT_EV5T
        select CPU_PABRT_NOIFAR
@@ -378,8 +343,6 @@ config CPU_XSC3
 # Feroceon
 config CPU_FEROCEON
        bool
-        depends on ARCH_ORION5X || ARCH_LOKI || ARCH_KIRKWOOD || ARCH_MV78XX0
-        default y
        select CPU_32v5
        select CPU_ABRT_EV5T
        select CPU_PABRT_NOIFAR
@@ -399,10 +362,7 @@ config CPU_FEROCEON_OLD_ID
 # ARMv6
 config CPU_V6
-        bool "Support ARM V6 processor"
+        bool "Support ARM V6 processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB
-        depends on ARCH_INTEGRATOR || MACH_REALVIEW_EB || ARCH_OMAP2 || ARCH_MX3 || ARCH_MSM || MACH_REALVIEW_PB11MP || MACH_REALVIEW_PB1176
-        default y if ARCH_MX3
-        default y if ARCH_MSM
        select CPU_32v6
        select CPU_ABRT_EV6
        select CPU_PABRT_NOIFAR
@@ -427,8 +387,7 @@ config CPU_32v6K
 # ARMv7
 config CPU_V7
-        bool "Support ARM V7 processor"
+        bool "Support ARM V7 processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB
-        depends on ARCH_INTEGRATOR || MACH_REALVIEW_EB || ARCH_OMAP3
        select CPU_32v6K
        select CPU_32v7
        select CPU_ABRT_EV7
diff --git a/arch/arm/mm/cache-feroceon-l2.c b/arch/arm/mm/cache-feroceon-l2.c
index 13cdae8b0d44..80cd207cbaea 100644
--- a/arch/arm/mm/cache-feroceon-l2.c
+++ b/arch/arm/mm/cache-feroceon-l2.c
@@ -150,7 +150,7 @@ static void feroceon_l2_inv_range(unsigned long start, unsigned long end)
        /*
         * Clean and invalidate partial last cache line.
         */
-        if (end & (CACHE_LINE_SIZE - 1)) {
+        if (start < end && end & (CACHE_LINE_SIZE - 1)) {
                l2_clean_inv_pa(end & ~(CACHE_LINE_SIZE - 1));
                end &= ~(CACHE_LINE_SIZE - 1);
        }
@@ -158,7 +158,7 @@ static void feroceon_l2_inv_range(unsigned long start, unsigned long end)
        /*
         * Invalidate all full cache lines between 'start' and 'end'.
         */
-        while (start != end) {
+        while (start < end) {
                unsigned long range_end = calc_range_end(start, end);
                l2_inv_pa_range(start, range_end - CACHE_LINE_SIZE);
                start = range_end;
diff --git a/arch/arm/mm/cache-xsc3l2.c b/arch/arm/mm/cache-xsc3l2.c
index 10b1bae1a258..464de893a988 100644
--- a/arch/arm/mm/cache-xsc3l2.c
+++ b/arch/arm/mm/cache-xsc3l2.c
@@ -98,7 +98,7 @@ static void xsc3_l2_inv_range(unsigned long start, unsigned long end)
        /*
         * Clean and invalidate partial last cache line.
         */
-        if (end & (CACHE_LINE_SIZE - 1)) {
+        if (start < end && (end & (CACHE_LINE_SIZE - 1))) {
                xsc3_l2_clean_pa(end & ~(CACHE_LINE_SIZE - 1));
                xsc3_l2_inv_pa(end & ~(CACHE_LINE_SIZE - 1));
                end &= ~(CACHE_LINE_SIZE - 1);
@@ -107,7 +107,7 @@ static void xsc3_l2_inv_range(unsigned long start, unsigned long end)
        /*
         * Invalidate all full cache lines between 'start' and 'end'.
         */
-        while (start != end) {
+        while (start < end) {
                xsc3_l2_inv_pa(start);
                start += CACHE_LINE_SIZE;
        }
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index 8ba754064559..f24803c1fb0b 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -180,20 +180,20 @@ void adjust_cr(unsigned long mask, unsigned long set)
 #endif
 #define PROT_PTE_DEVICE         L_PTE_PRESENT|L_PTE_YOUNG|L_PTE_DIRTY|L_PTE_WRITE
-#define PROT_SECT_DEVICE        PMD_TYPE_SECT|PMD_SECT_XN|PMD_SECT_AP_WRITE
+#define PROT_SECT_DEVICE        PMD_TYPE_SECT|PMD_SECT_AP_WRITE
 static struct mem_type mem_types[] = {
        [MT_DEVICE] = {           /* Strongly ordered / ARMv6 shared device */
                .prot_pte       = PROT_PTE_DEVICE | L_PTE_MT_DEV_SHARED |
                                  L_PTE_SHARED,
                .prot_l1        = PMD_TYPE_TABLE,
-                .prot_sect      = PROT_SECT_DEVICE | PMD_SECT_UNCACHED,
+                .prot_sect      = PROT_SECT_DEVICE | PMD_SECT_S,
                .domain         = DOMAIN_IO,
        },
        [MT_DEVICE_NONSHARED] = { /* ARMv6 non-shared device */
                .prot_pte       = PROT_PTE_DEVICE | L_PTE_MT_DEV_NONSHARED,
                .prot_l1        = PMD_TYPE_TABLE,
-                .prot_sect      = PROT_SECT_DEVICE | PMD_SECT_TEX(2),
+                .prot_sect      = PROT_SECT_DEVICE,
                .domain         = DOMAIN_IO,
        },
        [MT_DEVICE_CACHED] = {    /* ioremap_cached */
@@ -205,7 +205,13 @@ static struct mem_type mem_types[] = {
        [MT_DEVICE_WC] = {      /* ioremap_wc */
                .prot_pte       = PROT_PTE_DEVICE | L_PTE_MT_DEV_WC,
                .prot_l1        = PMD_TYPE_TABLE,
-                .prot_sect      = PROT_SECT_DEVICE | PMD_SECT_BUFFERABLE,
+                .prot_sect      = PROT_SECT_DEVICE,
+                .domain         = DOMAIN_IO,
+        },
+        [MT_UNCACHED] = {
+                .prot_pte       = PROT_PTE_DEVICE,
+                .prot_l1        = PMD_TYPE_TABLE,
+                .prot_sect      = PMD_TYPE_SECT | PMD_SECT_XN,
                .domain         = DOMAIN_IO,
        },
        [MT_CACHECLEAN] = {
@@ -273,22 +279,23 @@ static void __init build_mem_type_table(void)
 #endif
        /*
-         * On non-Xscale3 ARMv5-and-older systems, use CB=01
+         * Strip out features not present on earlier architectures.
-         * (Uncached/Buffered) for ioremap_wc() mappings.  On XScale3
+         * Pre-ARMv5 CPUs don't have TEX bits.  Pre-ARMv6 CPUs or those
-         * and ARMv6+, use TEXCB=00100 mappings (Inner/Outer Uncacheable
+         * without extended page tables don't have the 'Shared' bit.
-         * in xsc3 parlance, Uncached Normal in ARMv6 parlance).
         */
-        if (cpu_is_xsc3() || cpu_arch >= CPU_ARCH_ARMv6) {
+        if (cpu_arch < CPU_ARCH_ARMv5)
-                mem_types[MT_DEVICE_WC].prot_sect |= PMD_SECT_TEX(1);
+                for (i = 0; i < ARRAY_SIZE(mem_types); i++)
-                mem_types[MT_DEVICE_WC].prot_sect &= ~PMD_SECT_BUFFERABLE;
+                        mem_types[i].prot_sect &= ~PMD_SECT_TEX(7);
-        }
+        if ((cpu_arch < CPU_ARCH_ARMv6 || !(cr & CR_XP)) && !cpu_is_xsc3())
+                for (i = 0; i < ARRAY_SIZE(mem_types); i++)
+                        mem_types[i].prot_sect &= ~PMD_SECT_S;
        /*
-         * ARMv5 and lower, bit 4 must be set for page tables.
+         * ARMv5 and lower, bit 4 must be set for page tables (was: cache
-         * (was: cache "update-able on write" bit on ARM610)
+         * "update-able on write" bit on ARM610).  However, Xscale and
-         * However, Xscale cores require this bit to be cleared.
+         * Xscale3 require this bit to be cleared.
         */
-        if (cpu_is_xscale()) {
+        if (cpu_is_xscale() || cpu_is_xsc3()) {
                for (i = 0; i < ARRAY_SIZE(mem_types); i++) {
                        mem_types[i].prot_sect &= ~PMD_BIT4;
                        mem_types[i].prot_l1 &= ~PMD_BIT4;
@@ -302,6 +309,64 @@ static void __init build_mem_type_table(void)
                }
        }
+        /*
+         * Mark the device areas according to the CPU/architecture.
+         */
+        if (cpu_is_xsc3() || (cpu_arch >= CPU_ARCH_ARMv6 && (cr & CR_XP))) {
+                if (!cpu_is_xsc3()) {
+                        /*
+                         * Mark device regions on ARMv6+ as execute-never
+                         * to prevent speculative instruction fetches.
+                         */
+                        mem_types[MT_DEVICE].prot_sect |= PMD_SECT_XN;
+                        mem_types[MT_DEVICE_NONSHARED].prot_sect |= PMD_SECT_XN;
+                        mem_types[MT_DEVICE_CACHED].prot_sect |= PMD_SECT_XN;
+                        mem_types[MT_DEVICE_WC].prot_sect |= PMD_SECT_XN;
+                }
+                if (cpu_arch >= CPU_ARCH_ARMv7 && (cr & CR_TRE)) {
+                        /*
+                         * For ARMv7 with TEX remapping,
+                         * - shared device is SXCB=1100
+                         * - nonshared device is SXCB=0100
+                         * - write combine device mem is SXCB=0001
+                         * (Uncached Normal memory)
+                         */
+                        mem_types[MT_DEVICE].prot_sect |= PMD_SECT_TEX(1);
+                        mem_types[MT_DEVICE_NONSHARED].prot_sect |= PMD_SECT_TEX(1);
+                        mem_types[MT_DEVICE_WC].prot_sect |= PMD_SECT_BUFFERABLE;
+                } else if (cpu_is_xsc3()) {
+                        /*
+                         * For Xscale3,
+                         * - shared device is TEXCB=00101
+                         * - nonshared device is TEXCB=01000
+                         * - write combine device mem is TEXCB=00100
+                         * (Inner/Outer Uncacheable in xsc3 parlance)
+                         */
+                        mem_types[MT_DEVICE].prot_sect |= PMD_SECT_TEX(1) | PMD_SECT_BUFFERED;
+                        mem_types[MT_DEVICE_NONSHARED].prot_sect |= PMD_SECT_TEX(2);
+                        mem_types[MT_DEVICE_WC].prot_sect |= PMD_SECT_TEX(1);
+                } else {
+                        /*
+                         * For ARMv6 and ARMv7 without TEX remapping,
+                         * - shared device is TEXCB=00001
+                         * - nonshared device is TEXCB=01000
+                         * - write combine device mem is TEXCB=00100
+                         * (Uncached Normal in ARMv6 parlance).
+                         */
+                        mem_types[MT_DEVICE].prot_sect |= PMD_SECT_BUFFERED;
+                        mem_types[MT_DEVICE_NONSHARED].prot_sect |= PMD_SECT_TEX(2);
+                        mem_types[MT_DEVICE_WC].prot_sect |= PMD_SECT_TEX(1);
+                }
+        } else {
+                /*
+                 * On others, write combining is "Uncached/Buffered"
+                 */
+                mem_types[MT_DEVICE_WC].prot_sect |= PMD_SECT_BUFFERABLE;
+        }
+        /*
+         * Now deal with the memory-type mappings
+         */
        cp = &cache_policies[cachepolicy];
        vecs_pgprot = kern_pgprot = user_pgprot = cp->pte;
@@ -317,12 +382,8 @@ static void __init build_mem_type_table(void)
         * Enable CPU-specific coherency if supported.
         * (Only available on XSC3 at the moment.)
         */
-        if (arch_is_coherent()) {
+        if (arch_is_coherent() && cpu_is_xsc3())
-                if (cpu_is_xsc3()) {
+                mem_types[MT_MEMORY].prot_sect |= PMD_SECT_S;
-                        mem_types[MT_MEMORY].prot_sect |= PMD_SECT_S;
-                        mem_types[MT_MEMORY].prot_pte |= L_PTE_SHARED;
-                }
-        }
        /*
         * ARMv6 and above have extended page tables.
@@ -336,11 +397,6 @@ static void __init build_mem_type_table(void)
                mem_types[MT_MINICLEAN].prot_sect |= PMD_SECT_APX|PMD_SECT_AP_WRITE;
                mem_types[MT_CACHECLEAN].prot_sect |= PMD_SECT_APX|PMD_SECT_AP_WRITE;
-                /*
-                 * Mark the device area as "shared device"
-                 */
-                mem_types[MT_DEVICE].prot_sect |= PMD_SECT_BUFFERED;
 #ifdef CONFIG_SMP
                /*
                 * Mark memory with the "shared" attribute for SMP systems
@@ -360,9 +416,6 @@ static void __init build_mem_type_table(void)
        mem_types[MT_LOW_VECTORS].prot_pte |= vecs_pgprot;
        mem_types[MT_HIGH_VECTORS].prot_pte |= vecs_pgprot;
-        if (cpu_arch < CPU_ARCH_ARMv5)
-                mem_types[MT_MINICLEAN].prot_sect &= ~PMD_SECT_TEX(1);
        pgprot_user   = __pgprot(L_PTE_PRESENT | L_PTE_YOUNG | user_pgprot);
        pgprot_kernel = __pgprot(L_PTE_PRESENT | L_PTE_YOUNG |
                                 L_PTE_DIRTY | L_PTE_WRITE |
@@ -654,7 +707,7 @@ static inline void prepare_page_table(struct meminfo *mi)
        /*
         * Clear out all the mappings below the kernel image.
         */
-        for (addr = 0; addr < MODULE_START; addr += PGDIR_SIZE)
+        for (addr = 0; addr < MODULES_VADDR; addr += PGDIR_SIZE)
                pmd_clear(pmd_off_k(addr));
 #ifdef CONFIG_XIP_KERNEL
@@ -766,7 +819,7 @@ static void __init devicemaps_init(struct machine_desc *mdesc)
         */
 #ifdef CONFIG_XIP_KERNEL
        map.pfn = __phys_to_pfn(CONFIG_XIP_PHYS_ADDR & SECTION_MASK);
-        map.virtual = MODULE_START;
+        map.virtual = MODULES_VADDR;
        map.length = ((unsigned long)&_etext - map.virtual + ~SECTION_MASK) & SECTION_MASK;
        map.type = MT_ROM;
        create_mapping(&map);
@@ -843,7 +896,7 @@ void __init paging_init(struct meminfo *mi, struct machine_desc *mdesc)
         * allocate the zero page.  Note that we count on this going ok.
         */
        zero_page = alloc_bootmem_low_pages(PAGE_SIZE);
-        memzero(zero_page, PAGE_SIZE);
+        memset(zero_page, 0, PAGE_SIZE);
        empty_zero_page = virt_to_page(zero_page);
        flush_dcache_page(empty_zero_page);
 }
diff --git a/arch/arm/mm/pgd.c b/arch/arm/mm/pgd.c
index e0f19ab91163..2690146161ba 100644
--- a/arch/arm/mm/pgd.c
+++ b/arch/arm/mm/pgd.c
@@ -31,7 +31,7 @@ pgd_t *get_pgd_slow(struct mm_struct *mm)
        if (!new_pgd)
                goto no_pgd;
-        memzero(new_pgd, FIRST_KERNEL_PGD_NR * sizeof(pgd_t));
+        memset(new_pgd, 0, FIRST_KERNEL_PGD_NR * sizeof(pgd_t));
        /*
         * Copy over the kernel and IO PGD entries
diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S
index 0e11d9716a7d..d1ebec42521d 100644
--- a/arch/arm/mm/proc-v7.S
+++ b/arch/arm/mm/proc-v7.S
@@ -124,7 +124,7 @@ ENTRY(cpu_v7_set_pte_ext)
        orr     r3, r3, r2
        orr     r3, r3, #PTE_EXT_AP0 | 2
-        tst     r2, #1 << 4
+        tst     r1, #1 << 4
        orrne   r3, r3, #PTE_EXT_TEX(1)
        tst     r1, #L_PTE_WRITE
@@ -205,11 +205,11 @@ __v7_setup:
        mov     pc, lr                          @ return to head.S:__ret
 ENDPROC(__v7_setup)
-        /*
+        /*   AT
-         *         V X F   I D LR
+         *  TFR   EV X F   I D LR
-         * .... ...E PUI. .T.T 4RVI ZFRS BLDP WCAM
+         * .EEE ..EE PUI. .T.T 4RVI ZFRS BLDP WCAM
-         * rrrr rrrx xxx0 0101 xxxx xxxx x111 xxxx < forced
+         * rxxx rrxx xxx0 0101 xxxx xxxx x111 xxxx < forced
-         *         0 110       0011 1.00 .111 1101 < we want
+         *    1    0 110       0011 1.00 .111 1101 < we want
         */
        .type   v7_crval, #object
 v7_crval:
diff --git a/arch/arm/mm/proc-xsc3.S b/arch/arm/mm/proc-xsc3.S
index 04dc8b65401b..8f6cf56c11c0 100644
--- a/arch/arm/mm/proc-xsc3.S
+++ b/arch/arm/mm/proc-xsc3.S
@@ -349,7 +349,7 @@ ENTRY(cpu_xsc3_switch_mm)
 cpu_xsc3_mt_table:
        .long   0x00                                            @ L_PTE_MT_UNCACHED
        .long   PTE_EXT_TEX(1)                                  @ L_PTE_MT_BUFFERABLE
-        .long   PTE_CACHEABLE                                   @ L_PTE_MT_WRITETHROUGH
+        .long   PTE_EXT_TEX(5) | PTE_CACHEABLE                  @ L_PTE_MT_WRITETHROUGH
        .long   PTE_CACHEABLE | PTE_BUFFERABLE                  @ L_PTE_MT_WRITEBACK
        .long   PTE_EXT_TEX(1) | PTE_BUFFERABLE                 @ L_PTE_MT_DEV_SHARED
        .long   0x00                                            @ unused
diff --git a/arch/arm/plat-iop/setup.c b/arch/arm/plat-iop/setup.c
index 4689db638e95..9e573e78176a 100644
--- a/arch/arm/plat-iop/setup.c
+++ b/arch/arm/plat-iop/setup.c
@@ -16,14 +16,15 @@
 #include <asm/hardware/iop3xx.h>
 /*
- * Standard IO mapping for all IOP3xx based systems
+ * Standard IO mapping for all IOP3xx based systems.  Note that
+ * the IOP3xx OCCDR must be mapped uncached and unbuffered.
 */
 static struct map_desc iop3xx_std_desc[] __initdata = {
         {      /* mem mapped registers */
                .virtual        = IOP3XX_PERIPHERAL_VIRT_BASE,
                .pfn            = __phys_to_pfn(IOP3XX_PERIPHERAL_PHYS_BASE),
                .length         = IOP3XX_PERIPHERAL_SIZE,
-                .type           = MT_DEVICE,
+                .type           = MT_UNCACHED,
         }, {   /* PCI IO space */
                .virtual        = IOP3XX_PCI_LOWER_IO_VA,
                .pfn            = __phys_to_pfn(IOP3XX_PCI_LOWER_IO_PA),
diff --git a/arch/arm/plat-mxc/Kconfig b/arch/arm/plat-mxc/Kconfig
index b2a7e3fad117..a1612958a59e 100644
--- a/arch/arm/plat-mxc/Kconfig
+++ b/arch/arm/plat-mxc/Kconfig
@@ -8,11 +8,13 @@ choice
 config ARCH_MX2
        bool "MX2-based"
+        select CPU_ARM926T
        help
          This enables support for systems based on the Freescale i.MX2 family
 config ARCH_MX3
        bool "MX3-based"
+        select CPU_V6
        help
          This enables support for systems based on the Freescale i.MX3 family
diff --git a/arch/arm/plat-mxc/gpio.c b/arch/arm/plat-mxc/gpio.c
index 733e0acac916..de5c4747453f 100644
--- a/arch/arm/plat-mxc/gpio.c
+++ b/arch/arm/plat-mxc/gpio.c
@@ -188,7 +188,7 @@ static int mxc_gpio_get(struct gpio_chip *chip, unsigned offset)
        struct mxc_gpio_port *port =
                container_of(chip, struct mxc_gpio_port, chip);
-        return (__raw_readl(port->base + GPIO_DR) >> offset) & 1;
+        return (__raw_readl(port->base + GPIO_PSR) >> offset) & 1;
 }
 static int mxc_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
diff --git a/arch/arm/plat-mxc/include/mach/io.h b/arch/arm/plat-mxc/include/mach/io.h
index 65b6810124c1..5d4cb1196441 100644
--- a/arch/arm/plat-mxc/include/mach/io.h
+++ b/arch/arm/plat-mxc/include/mach/io.h
@@ -14,6 +14,26 @@
 /* Allow IO space to be anywhere in the memory */
 #define IO_SPACE_LIMIT 0xffffffff
+#ifdef CONFIG_ARCH_MX3
+#define __arch_ioremap __mx3_ioremap
+#define __arch_iounmap __iounmap
+static inline void __iomem *
+__mx3_ioremap(unsigned long phys_addr, size_t size, unsigned int mtype)
+{
+        if (mtype == MT_DEVICE) {
+                /* Access all peripherals below 0x80000000 as nonshared device
+                 * but leave l2cc alone.
+                 */
+                if ((phys_addr < 0x80000000) && ((phys_addr < L2CC_BASE_ADDR) ||
+                        (phys_addr >= L2CC_BASE_ADDR + L2CC_SIZE)))
+                        mtype = MT_DEVICE_NONSHARED;
+        }
+        return __arm_ioremap(phys_addr, size, mtype);
+}
+#endif
 /* io address mapping macro */
 #define __io(a)                 ((void __iomem *)(a))
diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig
index a94f0c44ebc8..46d3b0b9ce69 100644
--- a/arch/arm/plat-omap/Kconfig
+++ b/arch/arm/plat-omap/Kconfig
@@ -14,9 +14,11 @@ config ARCH_OMAP1
 config ARCH_OMAP2
        bool "TI OMAP2"
+        select CPU_V6
 config ARCH_OMAP3
        bool "TI OMAP3"
+        select CPU_V7
 endchoice
diff --git a/arch/arm/plat-omap/clock.c b/arch/arm/plat-omap/clock.c
index bf6a10c5fc4f..be6aab9c6834 100644
--- a/arch/arm/plat-omap/clock.c
+++ b/arch/arm/plat-omap/clock.c
@@ -428,23 +428,23 @@ static int clk_debugfs_register_one(struct clk *c)
        if (c->id != 0)
                sprintf(p, ":%d", c->id);
        d = debugfs_create_dir(s, pa ? pa->dent : clk_debugfs_root);
-        if (IS_ERR(d))
+        if (!d)
-                return PTR_ERR(d);
+                return -ENOMEM;
        c->dent = d;
        d = debugfs_create_u8("usecount", S_IRUGO, c->dent, (u8 *)&c->usecount);
-        if (IS_ERR(d)) {
+        if (!d) {
-                err = PTR_ERR(d);
+                err = -ENOMEM;
                goto err_out;
        }
        d = debugfs_create_u32("rate", S_IRUGO, c->dent, (u32 *)&c->rate);
-        if (IS_ERR(d)) {
+        if (!d) {
-                err = PTR_ERR(d);
+                err = -ENOMEM;
                goto err_out;
        }
        d = debugfs_create_x32("flags", S_IRUGO, c->dent, (u32 *)&c->flags);
-        if (IS_ERR(d)) {
+        if (!d) {
-                err = PTR_ERR(d);
+                err = -ENOMEM;
                goto err_out;
        }
        return 0;
@@ -483,8 +483,8 @@ static int __init clk_debugfs_init(void)
        int err;
        d = debugfs_create_dir("clock", NULL);
-        if (IS_ERR(d))
+        if (!d)
-                return PTR_ERR(d);
+                return -ENOMEM;
        clk_debugfs_root = d;
        list_for_each_entry(c, &clocks, node) {
diff --git a/arch/arm/plat-omap/include/mach/entry-macro.S b/arch/arm/plat-omap/include/mach/entry-macro.S
index 030118ee204a..2276f89671d8 100644
--- a/arch/arm/plat-omap/include/mach/entry-macro.S
+++ b/arch/arm/plat-omap/include/mach/entry-macro.S
@@ -65,7 +65,8 @@
 #include <mach/omap34xx.h>
 #endif
-#define INTCPS_SIR_IRQ_OFFSET   0x0040          /* Active interrupt number */
+#define INTCPS_SIR_IRQ_OFFSET   0x0040          /* Active interrupt offset */
+#define ACTIVEIRQ_MASK          0x7f            /* Active interrupt bits */
                .macro  disable_fiq
                .endm
@@ -88,6 +89,7 @@
                cmp     \irqnr, #0x0
 2222:
                ldrne   \irqnr, [\base, #INTCPS_SIR_IRQ_OFFSET]
+                and     \irqnr, \irqnr, #ACTIVEIRQ_MASK /* Clear spurious bits */
                .endm
diff --git a/arch/arm/plat-omap/include/mach/irqs.h b/arch/arm/plat-omap/include/mach/irqs.h
index a2929ac8c687..bed5274c910a 100644
--- a/arch/arm/plat-omap/include/mach/irqs.h
+++ b/arch/arm/plat-omap/include/mach/irqs.h
@@ -372,7 +372,7 @@
 /* External TWL4030 gpio interrupts are optional */
 #define TWL4030_GPIO_IRQ_BASE   TWL4030_PWR_IRQ_END
-#ifdef  CONFIG_TWL4030_GPIO
+#ifdef  CONFIG_GPIO_TWL4030
 #define TWL4030_GPIO_NR_IRQS    18
 #else
 #define TWL4030_GPIO_NR_IRQS    0