Merge master.kernel.org:/home/rmk/linux-2.6-arm

8 files changed, 203 insertions, 23 deletions

diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S
index be439cab92c6..a511ec5b11a3 100644
--- a/arch/arm/kernel/entry-armv.S
+++ b/arch/arm/kernel/entry-armv.S
@@ -785,7 +785,7 @@ __kuser_helper_end:
  * SP points to a minimal amount of processor-private memory, the address
  * of which is copied into r0 for the mode specific abort handler.
  */
-        .macro  vector_stub, name, correction=0
+        .macro  vector_stub, name, mode, correction=0
         .align  5
 
 vector_\name:
@@ -805,15 +805,14 @@ vector_\name:
         @ Prepare for SVC32 mode.  IRQs remain disabled.
         @
         mrs     r0, cpsr
-        bic     r0, r0, #MODE_MASK
-        orr     r0, r0, #SVC_MODE
+        eor     r0, r0, #(\mode ^ SVC_MODE)
         msr     spsr_cxsf, r0
 
         @
         @ the branch table must immediately follow this code
         @
-        mov     r0, sp
         and     lr, lr, #0x0f
+        mov     r0, sp
         ldr     lr, [pc, lr, lsl #2]
         movs    pc, lr                  @ branch to handler in SVC mode
         .endm
@@ -823,7 +822,7 @@ __stubs_start:
 /*
  * Interrupt dispatcher
  */
-        vector_stub     irq, 4
+        vector_stub     irq, IRQ_MODE, 4
 
         .long   __irq_usr                       @  0  (USR_26 / USR_32)
         .long   __irq_invalid                   @  1  (FIQ_26 / FIQ_32)
@@ -846,7 +845,7 @@ __stubs_start:
  * Data abort dispatcher
  * Enter in ABT mode, spsr = USR CPSR, lr = USR PC
  */
-        vector_stub     dabt, 8
+        vector_stub     dabt, ABT_MODE, 8
 
         .long   __dabt_usr                      @  0  (USR_26 / USR_32)
         .long   __dabt_invalid                  @  1  (FIQ_26 / FIQ_32)
@@ -869,7 +868,7 @@ __stubs_start:
  * Prefetch abort dispatcher
  * Enter in ABT mode, spsr = USR CPSR, lr = USR PC
  */
-        vector_stub     pabt, 4
+        vector_stub     pabt, ABT_MODE, 4
 
         .long   __pabt_usr                      @  0 (USR_26 / USR_32)
         .long   __pabt_invalid                  @  1 (FIQ_26 / FIQ_32)
@@ -892,7 +891,7 @@ __stubs_start:
  * Undef instr entry dispatcher
  * Enter in UND mode, spsr = SVC/USR CPSR, lr = SVC/USR PC
  */
-        vector_stub     und
+        vector_stub     und, UND_MODE
 
         .long   __und_usr                       @  0 (USR_26 / USR_32)
         .long   __und_invalid                   @  1 (FIQ_26 / FIQ_32)
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index c9b69771f92e..85774165e9fd 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -338,7 +338,8 @@ void cpu_init(void)
                 BUG();
         }
 
-        dump_cpu_info(cpu);
+        if (system_state == SYSTEM_BOOTING)
+                dump_cpu_info(cpu);
 
         /*
          * setup stacks for re-entrant exception handlers
@@ -838,7 +839,12 @@ static int c_show(struct seq_file *m, void *v)
 
 #if defined(CONFIG_SMP)
         for_each_online_cpu(i) {
-                seq_printf(m, "Processor\t: %d\n", i);
+                /*
+                 * glibc reads /proc/cpuinfo to determine the number of
+                 * online processors, looking for lines beginning with
+                 * "processor".  Give glibc what it expects.
+                 */
+                seq_printf(m, "processor\t: %d\n", i);
                 seq_printf(m, "BogoMIPS\t: %lu.%02lu\n\n",
                            per_cpu(cpu_data, i).loops_per_jiffy / (500000UL/HZ),
                            (per_cpu(cpu_data, i).loops_per_jiffy / (5000UL/HZ)) % 100);
diff --git a/arch/arm/mach-ixp2000/uengine.c b/arch/arm/mach-ixp2000/uengine.c
index 43e234349d4a..ec4e007a22ef 100644
--- a/arch/arm/mach-ixp2000/uengine.c
+++ b/arch/arm/mach-ixp2000/uengine.c
@@ -91,8 +91,8 @@ EXPORT_SYMBOL(ixp2000_uengine_csr_write);
 
 void ixp2000_uengine_reset(u32 uengine_mask)
 {
-        ixp2000_reg_write(IXP2000_RESET1, uengine_mask & ixp2000_uengine_mask);
-        ixp2000_reg_write(IXP2000_RESET1, 0);
+        ixp2000_reg_wrb(IXP2000_RESET1, uengine_mask & ixp2000_uengine_mask);
+        ixp2000_reg_wrb(IXP2000_RESET1, 0);
 }
 EXPORT_SYMBOL(ixp2000_uengine_reset);
 
@@ -452,21 +452,20 @@ static int __init ixp2000_uengine_init(void)
         /*
          * Reset microengines.
          */
-        ixp2000_reg_write(IXP2000_RESET1, ixp2000_uengine_mask);
-        ixp2000_reg_write(IXP2000_RESET1, 0);
+        ixp2000_uengine_reset(ixp2000_uengine_mask);
 
         /*
          * Synchronise timestamp counters across all microengines.
          */
         value = ixp2000_reg_read(IXP2000_MISC_CONTROL);
-        ixp2000_reg_write(IXP2000_MISC_CONTROL, value & ~0x80);
+        ixp2000_reg_wrb(IXP2000_MISC_CONTROL, value & ~0x80);
         for (uengine = 0; uengine < 32; uengine++) {
                 if (ixp2000_uengine_mask & (1 << uengine)) {
                         ixp2000_uengine_csr_write(uengine, TIMESTAMP_LOW, 0);
                         ixp2000_uengine_csr_write(uengine, TIMESTAMP_HIGH, 0);
                 }
         }
-        ixp2000_reg_write(IXP2000_MISC_CONTROL, value | 0x80);
+        ixp2000_reg_wrb(IXP2000_MISC_CONTROL, value | 0x80);
 
         return 0;
 }
diff --git a/arch/arm/mach-ixp4xx/common-pci.c b/arch/arm/mach-ixp4xx/common-pci.c
index 2b544363c078..9795da270e3a 100644
--- a/arch/arm/mach-ixp4xx/common-pci.c
+++ b/arch/arm/mach-ixp4xx/common-pci.c
@@ -427,7 +427,7 @@ void __init ixp4xx_pci_preinit(void)
 #ifdef __ARMEB__
         *PCI_CSR = PCI_CSR_IC | PCI_CSR_ABE | PCI_CSR_PDS | PCI_CSR_ADS;
 #else
-        *PCI_CSR = PCI_CSR_IC;
+        *PCI_CSR = PCI_CSR_IC | PCI_CSR_ABE;
 #endif
 
         pr_debug("DONE\n");
diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig
index 3e5f69bb5ac4..b380a438e68f 100644
--- a/arch/arm/mach-pxa/Kconfig
+++ b/arch/arm/mach-pxa/Kconfig
@@ -27,7 +27,8 @@ config PXA_SHARPSL
           Say Y here if you intend to run this kernel on a
           Sharp Zaurus SL-5600 (Poodle), SL-C700 (Corgi),
           SL-C750 (Shepherd), SL-C760 (Husky), SL-C1000 (Akita),
-          SL-C3000 (Spitz) or SL-C3100 (Borzoi) handheld computer.
+          SL-C3000 (Spitz), SL-C3100 (Borzoi) or SL-C6000x (Tosa)
+          handheld computer.
 
 endchoice
 
@@ -37,7 +38,7 @@ choice
         prompt "Select target Sharp Zaurus device range"
 
 config PXA_SHARPSL_25x
-        bool "Sharp PXA25x models (SL-5600 and SL-C7xx)"
+        bool "Sharp PXA25x models (SL-5600, SL-C7xx and SL-C6000x)"
         select PXA25x
 
 config PXA_SHARPSL_27x
@@ -80,6 +81,10 @@ config MACH_BORZOI
         depends PXA_SHARPSL_27x
         select PXA_SHARP_Cxx00
 
+config MACH_TOSA
+        bool "Enable Sharp SL-6000x (Tosa) Support"
+        depends PXA_SHARPSL
+
 config PXA25x
         bool
         help
diff --git a/arch/arm/mach-pxa/Makefile b/arch/arm/mach-pxa/Makefile
index f609a0f232cb..8bc72d07cea8 100644
--- a/arch/arm/mach-pxa/Makefile
+++ b/arch/arm/mach-pxa/Makefile
@@ -14,6 +14,7 @@ obj-$(CONFIG_ARCH_PXA_IDP) += idp.o
 obj-$(CONFIG_PXA_SHARP_C7xx)    += corgi.o corgi_ssp.o corgi_lcd.o ssp.o
 obj-$(CONFIG_PXA_SHARP_Cxx00)   += spitz.o corgi_ssp.o corgi_lcd.o ssp.o
 obj-$(CONFIG_MACH_POODLE)       += poodle.o
+obj-$(CONFIG_MACH_TOSA)         += tosa.o
 
 # Support for blinky lights
 led-y := leds.o
diff --git a/arch/arm/mach-pxa/pm.c b/arch/arm/mach-pxa/pm.c
index ac4dd4336160..f74b9af112dc 100644
--- a/arch/arm/mach-pxa/pm.c
+++ b/arch/arm/mach-pxa/pm.c
@@ -12,6 +12,7 @@
  */
 #include <linux/config.h>
 #include <linux/init.h>
+#include <linux/module.h>
 #include <linux/suspend.h>
 #include <linux/errno.h>
 #include <linux/time.h>
@@ -19,6 +20,7 @@
 #include <asm/hardware.h>
 #include <asm/memory.h>
 #include <asm/system.h>
+#include <asm/arch/pm.h>
 #include <asm/arch/pxa-regs.h>
 #include <asm/arch/lubbock.h>
 #include <asm/mach/time.h>
@@ -72,7 +74,7 @@ enum {	SLEEP_SAVE_START = 0,
 };
 
 
-static int pxa_pm_enter(suspend_state_t state)
+int pxa_pm_enter(suspend_state_t state)
 {
         unsigned long sleep_save[SLEEP_SAVE_SIZE];
         unsigned long checksum = 0;
@@ -191,6 +193,8 @@ static int pxa_pm_enter(suspend_state_t state)
         return 0;
 }
 
+EXPORT_SYMBOL_GPL(pxa_pm_enter);
+
 unsigned long sleep_phys_sp(void *sp)
 {
         return virt_to_phys(sp);
@@ -199,21 +203,25 @@ unsigned long sleep_phys_sp(void *sp)
 /*
  * Called after processes are frozen, but before we shut down devices.
  */
-static int pxa_pm_prepare(suspend_state_t state)
+int pxa_pm_prepare(suspend_state_t state)
 {
         extern int pxa_cpu_pm_prepare(suspend_state_t state);
 
         return pxa_cpu_pm_prepare(state);
 }
 
+EXPORT_SYMBOL_GPL(pxa_pm_prepare);
+
 /*
  * Called after devices are re-setup, but before processes are thawed.
  */
-static int pxa_pm_finish(suspend_state_t state)
+int pxa_pm_finish(suspend_state_t state)
 {
         return 0;
 }
 
+EXPORT_SYMBOL_GPL(pxa_pm_finish);
+
 /*
  * Set to PM_DISK_FIRMWARE so we can quickly veto suspend-to-disk.
  */
@@ -230,4 +238,4 @@ static int __init pxa_pm_init(void)
         return 0;
 }
 
-late_initcall(pxa_pm_init);
+device_initcall(pxa_pm_init);
diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c
new file mode 100644
index 000000000000..400609f8b6a8
--- /dev/null
+++ b/arch/arm/mach-pxa/tosa.c
@@ -0,0 +1,162 @@
+/*
+ *  Support for Sharp SL-C6000x PDAs
+ *  Model: (Tosa)
+ *
+ *  Copyright (c) 2005 Dirk Opfer
+ *
+ *      Based on code written by Sharp/Lineo for 2.4 kernels
+ *
+ *  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.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/major.h>
+#include <linux/fs.h>
+#include <linux/interrupt.h>
+#include <linux/mmc/host.h>
+
+#include <asm/setup.h>
+#include <asm/memory.h>
+#include <asm/mach-types.h>
+#include <asm/hardware.h>
+#include <asm/irq.h>
+#include <asm/arch/irda.h>
+#include <asm/arch/mmc.h>
+#include <asm/arch/udc.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+
+#include <asm/arch/pxa-regs.h>
+#include <asm/arch/irq.h>
+#include <asm/arch/tosa.h>
+
+#include <asm/hardware/scoop.h>
+#include <asm/mach/sharpsl_param.h>
+
+#include "generic.h"
+
+
+/*
+ * SCOOP Device
+ */
+static struct resource tosa_scoop_resources[] = {
+        [0] = {
+                .start  = TOSA_CF_PHYS,
+                .end    = TOSA_CF_PHYS + 0xfff,
+                .flags  = IORESOURCE_MEM,
+        },
+};
+
+static struct scoop_config tosa_scoop_setup = {
+        .io_dir         = TOSA_SCOOP_IO_DIR,
+        .io_out         = TOSA_SCOOP_IO_OUT,
+
+};
+
+struct platform_device tosascoop_device = {
+        .name           = "sharp-scoop",
+        .id             = 0,
+        .dev            = {
+                .platform_data  = &tosa_scoop_setup,
+        },
+        .num_resources  = ARRAY_SIZE(tosa_scoop_resources),
+        .resource       = tosa_scoop_resources,
+};
+
+
+/*
+ * SCOOP Device Jacket
+ */
+static struct resource tosa_scoop_jc_resources[] = {
+        [0] = {
+                .start          = TOSA_SCOOP_PHYS + 0x40,
+                .end            = TOSA_SCOOP_PHYS + 0xfff,
+                .flags          = IORESOURCE_MEM,
+        },
+};
+
+static struct scoop_config tosa_scoop_jc_setup = {
+        .io_dir         = TOSA_SCOOP_JC_IO_DIR,
+        .io_out         = TOSA_SCOOP_JC_IO_OUT,
+};
+
+struct platform_device tosascoop_jc_device = {
+        .name           = "sharp-scoop",
+        .id             = 1,
+        .dev            = {
+                .platform_data  = &tosa_scoop_jc_setup,
+                .parent         = &tosascoop_device.dev,
+        },
+        .num_resources  = ARRAY_SIZE(tosa_scoop_jc_resources),
+        .resource       = tosa_scoop_jc_resources,
+};
+
+static struct scoop_pcmcia_dev tosa_pcmcia_scoop[] = {
+{
+        .dev        = &tosascoop_device.dev,
+        .irq        = TOSA_IRQ_GPIO_CF_IRQ,
+        .cd_irq     = TOSA_IRQ_GPIO_CF_CD,
+        .cd_irq_str = "PCMCIA0 CD",
+},{
+        .dev        = &tosascoop_jc_device.dev,
+        .irq        = TOSA_IRQ_GPIO_JC_CF_IRQ,
+        .cd_irq     = -1,
+},
+};
+
+
+static struct platform_device *devices[] __initdata = {
+        &tosascoop_device,
+        &tosascoop_jc_device,
+};
+
+static void __init tosa_init(void)
+{
+        pxa_gpio_mode(TOSA_GPIO_ON_RESET | GPIO_IN);
+        pxa_gpio_mode(TOSA_GPIO_TC6393_INT | GPIO_IN);
+
+        /* setup sleep mode values */
+        PWER  = 0x00000002;
+        PFER  = 0x00000000;
+        PRER  = 0x00000002;
+        PGSR0 = 0x00000000;
+        PGSR1 = 0x00FF0002;
+        PGSR2 = 0x00014000;
+        PCFR |= PCFR_OPDE;
+
+        // enable batt_fault
+        PMCR = 0x01;
+
+        platform_add_devices(devices, ARRAY_SIZE(devices));
+
+        scoop_num = 2;
+        scoop_devs = &tosa_pcmcia_scoop[0];
+}
+
+static void __init fixup_tosa(struct machine_desc *desc,
+                struct tag *tags, char **cmdline, struct meminfo *mi)
+{
+        sharpsl_save_param();
+        mi->nr_banks=1;
+        mi->bank[0].start = 0xa0000000;
+        mi->bank[0].node = 0;
+        mi->bank[0].size = (64*1024*1024);
+}
+
+MACHINE_START(TOSA, "SHARP Tosa")
+        .phys_ram       = 0xa0000000,
+        .phys_io        = 0x40000000,
+        .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
+        .fixup          = fixup_tosa,
+        .map_io         = pxa_map_io,
+        .init_irq       = pxa_init_irq,
+        .init_machine   = tosa_init,
+        .timer          = &pxa_timer,
+MACHINE_END