19 files changed, 127 insertions, 103 deletions

diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h
index de6c59f814a1..6cbd8fdc9f1f 100644
--- a/arch/arm/include/asm/cacheflush.h
+++ b/arch/arm/include/asm/cacheflush.h
@@ -10,11 +10,11 @@
 #ifndef _ASMARM_CACHEFLUSH_H
 #define _ASMARM_CACHEFLUSH_H
 
-#include <linux/sched.h>
 #include <linux/mm.h>
 
 #include <asm/glue.h>
 #include <asm/shmparam.h>
+#include <asm/cachetype.h>
 
 #define CACHE_COLOUR(vaddr)     ((vaddr & (SHMLBA - 1)) >> PAGE_SHIFT)
 
@@ -296,16 +296,6 @@ static inline void outer_flush_range(unsigned long start, unsigned long end)
 #endif
 
 /*
- * flush_cache_vmap() is used when creating mappings (eg, via vmap,
- * vmalloc, ioremap etc) in kernel space for pages.  Since the
- * direct-mappings of these pages may contain cached data, we need
- * to do a full cache flush to ensure that writebacks don't corrupt
- * data placed into these pages via the new mappings.
- */
-#define flush_cache_vmap(start, end)            flush_cache_all()
-#define flush_cache_vunmap(start, end)          flush_cache_all()
-
-/*
  * Copy user data from/to a page which is mapped into a different
  * processes address space.  Really, we want to allow our "user
  * space" model to handle this.
@@ -444,4 +434,29 @@ static inline void flush_ioremap_region(unsigned long phys, void __iomem *virt,
         dmac_inv_range(start, start + size);
 }
 
+/*
+ * flush_cache_vmap() is used when creating mappings (eg, via vmap,
+ * vmalloc, ioremap etc) in kernel space for pages.  On non-VIPT
+ * caches, since the direct-mappings of these pages may contain cached
+ * data, we need to do a full cache flush to ensure that writebacks
+ * don't corrupt data placed into these pages via the new mappings.
+ */
+static inline void flush_cache_vmap(unsigned long start, unsigned long end)
+{
+        if (!cache_is_vipt_nonaliasing())
+                flush_cache_all();
+        else
+                /*
+                 * set_pte_at() called from vmap_pte_range() does not
+                 * have a DSB after cleaning the cache line.
+                 */
+                dsb();
+}
+
+static inline void flush_cache_vunmap(unsigned long start, unsigned long end)
+{
+        if (!cache_is_vipt_nonaliasing())
+                flush_cache_all();
+}
+
 #endif
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 4ed149cbb32a..22cb14ec3438 100644
--- a/arch/arm/include/asm/dma-mapping.h
+++ b/arch/arm/include/asm/dma-mapping.h
@@ -69,7 +69,9 @@ extern void dma_cache_maint(const void *kaddr, size_t size, int rw);
  */
 static inline int dma_supported(struct device *dev, u64 mask)
 {
-        return dev->dma_mask && *dev->dma_mask != 0;
+        if (mask < ISA_DMA_THRESHOLD)
+                return 0;
+        return 1;
 }
 
 static inline int dma_set_mask(struct device *dev, u64 dma_mask)
diff --git a/arch/arm/include/asm/dma.h b/arch/arm/include/asm/dma.h
index 75154b193117..df5638f3643a 100644
--- a/arch/arm/include/asm/dma.h
+++ b/arch/arm/include/asm/dma.h
@@ -1,12 +1,7 @@
 #ifndef __ASM_ARM_DMA_H
 #define __ASM_ARM_DMA_H
 
-typedef unsigned int dmach_t;
-
-#include <linux/spinlock.h>
-#include <asm/system.h>
-#include <asm/scatterlist.h>
-#include <mach/dma.h>
+#include <asm/memory.h>
 
 /*
  * This is the maximum virtual address which can be DMA'd from.
@@ -15,6 +10,19 @@ typedef unsigned int dmach_t;
 #define MAX_DMA_ADDRESS 0xffffffff
 #endif
 
+#ifdef CONFIG_ISA_DMA_API
+/*
+ * This is used to support drivers written for the x86 ISA DMA API.
+ * It should not be re-used except for that purpose.
+ */
+#include <linux/spinlock.h>
+#include <asm/system.h>
+#include <asm/scatterlist.h>
+
+typedef unsigned int dmach_t;
+
+#include <mach/isa-dma.h>
+
 /*
  * DMA modes
  */
@@ -140,4 +148,6 @@ extern int isa_dma_bridge_buggy;
 #define isa_dma_bridge_buggy    (0)
 #endif
 
-#endif /* _ARM_DMA_H */
+#endif /* CONFIG_ISA_DMA_API */
+
+#endif /* __ASM_ARM_DMA_H */
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/vic.h b/arch/arm/include/asm/hardware/vic.h
index 263f2c362a30..f87328d4a180 100644
--- a/arch/arm/include/asm/hardware/vic.h
+++ b/arch/arm/include/asm/hardware/vic.h
@@ -29,15 +29,17 @@
 #define VIC_INT_SOFT                    0x18
 #define VIC_INT_SOFT_CLEAR              0x1c
 #define VIC_PROTECT                     0x20
-#define VIC_VECT_ADDR                   0x30
-#define VIC_DEF_VECT_ADDR               0x34
+#define VIC_PL190_VECT_ADDR             0x30    /* PL190 only */
+#define VIC_PL190_DEF_VECT_ADDR         0x34    /* PL190 only */
 
-#define VIC_VECT_ADDR0                  0x100   /* 0 to 15 */
-#define VIC_VECT_CNTL0                  0x200   /* 0 to 15 */
+#define VIC_VECT_ADDR0                  0x100   /* 0 to 15 (0..31 PL192) */
+#define VIC_VECT_CNTL0                  0x200   /* 0 to 15 (0..31 PL192) */
 #define VIC_ITCR                        0x300   /* VIC test control register */
 
 #define VIC_VECT_CNTL_ENABLE            (1 << 5)
 
+#define VIC_PL192_VECT_ADDR             0xF00
+
 #ifndef __ASSEMBLY__
 void vic_init(void __iomem *base, unsigned int irq_start, u32 vic_sources);
 #endif
diff --git a/arch/arm/include/asm/hwcap.h b/arch/arm/include/asm/hwcap.h
index 81f4c899a555..bda489f9f017 100644
--- a/arch/arm/include/asm/hwcap.h
+++ b/arch/arm/include/asm/hwcap.h
@@ -16,6 +16,7 @@
 #define HWCAP_IWMMXT    512
 #define HWCAP_CRUNCH    1024
 #define HWCAP_THUMBEE   2048
+#define HWCAP_NEON      4096
 
 #if defined(__KERNEL__) && !defined(__ASSEMBLY__)
 /*
diff --git a/arch/arm/include/asm/io.h b/arch/arm/include/asm/io.h
index a8094451be57..d2a59cfc30ce 100644
--- a/arch/arm/include/asm/io.h
+++ b/arch/arm/include/asm/io.h
@@ -80,6 +80,14 @@ extern void __iounmap(volatile void __iomem *addr);
 extern void __readwrite_bug(const char *fn);
 
 /*
+ * A typesafe __io() helper
+ */
+static inline void __iomem *__typesafe_io(unsigned long addr)
+{
+        return (void __iomem *)addr;
+}
+
+/*
  * Now, pick up the machine-defined IO definitions
  */
 #include <mach/io.h>
diff --git a/arch/arm/include/asm/irq.h b/arch/arm/include/asm/irq.h
index a0009aa5d157..328f14a8b790 100644
--- a/arch/arm/include/asm/irq.h
+++ b/arch/arm/include/asm/irq.h
@@ -7,10 +7,6 @@
 #define irq_canonicalize(i)     (i)
 #endif
 
-#ifndef NR_IRQS
-#define NR_IRQS 128
-#endif
-
 /*
  * Use this value to indicate lack of interrupt
  * capability
diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h
index 77764301844b..0202a7c20e62 100644
--- a/arch/arm/include/asm/memory.h
+++ b/arch/arm/include/asm/memory.h
@@ -112,10 +112,8 @@
  * private definitions which should NOT be used outside memory.h
  * files.  Use virt_to_phys/phys_to_virt/__pa/__va instead.
  */
-#ifndef __virt_to_phys
 #define __virt_to_phys(x)       ((x) - PAGE_OFFSET + PHYS_OFFSET)
 #define __phys_to_virt(x)       ((x) - PHYS_OFFSET + PAGE_OFFSET)
-#endif
 
 /*
  * Convert a physical address to a Page Frame Number and back
@@ -180,6 +178,11 @@ static inline void *phys_to_virt(unsigned long x)
  * memory.  Use of these is *deprecated* (and that doesn't mean
  * use the __ prefixed forms instead.)  See dma-mapping.h.
  */
+#ifndef __virt_to_bus
+#define __virt_to_bus   __virt_to_phys
+#define __bus_to_virt   __phys_to_virt
+#endif
+
 static inline __deprecated unsigned long virt_to_bus(void *x)
 {
         return __virt_to_bus((unsigned long)x);
diff --git a/arch/arm/include/asm/mmu_context.h b/arch/arm/include/asm/mmu_context.h
index 0559f37c2a27..263fed05ea33 100644
--- a/arch/arm/include/asm/mmu_context.h
+++ b/arch/arm/include/asm/mmu_context.h
@@ -14,6 +14,7 @@
 #define __ASM_ARM_MMU_CONTEXT_H
 
 #include <linux/compiler.h>
+#include <linux/sched.h>
 #include <asm/cacheflush.h>
 #include <asm/cachetype.h>
 #include <asm/proc-fns.h>
diff --git a/arch/arm/include/asm/mtd-xip.h b/arch/arm/include/asm/mtd-xip.h
index d8fbe2d9b8b9..d79d66d2cf71 100644
--- a/arch/arm/include/asm/mtd-xip.h
+++ b/arch/arm/include/asm/mtd-xip.h
@@ -15,7 +15,6 @@
 #ifndef __ARM_MTD_XIP_H__
 #define __ARM_MTD_XIP_H__
 
-#include <mach/hardware.h>
 #include <mach/mtd-xip.h>
 
 /* fill instruction prefetch */
diff --git a/arch/arm/include/asm/page.h b/arch/arm/include/asm/page.h
index bed1c0a00368..f341c9dbd662 100644
--- a/arch/arm/include/asm/page.h
+++ b/arch/arm/include/asm/page.h
@@ -108,32 +108,38 @@
 #error Unknown user operations model
 #endif
 
+struct page;
+
 struct cpu_user_fns {
-        void (*cpu_clear_user_page)(void *p, unsigned long user);
-        void (*cpu_copy_user_page)(void *to, const void *from,
-                                   unsigned long user);
+        void (*cpu_clear_user_highpage)(struct page *page, unsigned long vaddr);
+        void (*cpu_copy_user_highpage)(struct page *to, struct page *from,
+                        unsigned long vaddr);
 };
 
 #ifdef MULTI_USER
 extern struct cpu_user_fns cpu_user;
 
-#define __cpu_clear_user_page   cpu_user.cpu_clear_user_page
-#define __cpu_copy_user_page    cpu_user.cpu_copy_user_page
+#define __cpu_clear_user_highpage       cpu_user.cpu_clear_user_highpage
+#define __cpu_copy_user_highpage        cpu_user.cpu_copy_user_highpage
 
 #else
 
-#define __cpu_clear_user_page   __glue(_USER,_clear_user_page)
-#define __cpu_copy_user_page    __glue(_USER,_copy_user_page)
+#define __cpu_clear_user_highpage       __glue(_USER,_clear_user_highpage)
+#define __cpu_copy_user_highpage        __glue(_USER,_copy_user_highpage)
 
-extern void __cpu_clear_user_page(void *p, unsigned long user);
-extern void __cpu_copy_user_page(void *to, const void *from,
-                                 unsigned long user);
+extern void __cpu_clear_user_highpage(struct page *page, unsigned long vaddr);
+extern void __cpu_copy_user_highpage(struct page *to, struct page *from,
+                        unsigned long vaddr);
 #endif
 
-#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_user_highpage(page,vaddr)         \
+         __cpu_clear_user_highpage(page, vaddr)
+
+#define __HAVE_ARCH_COPY_USER_HIGHPAGE
+#define copy_user_highpage(to,from,vaddr,vma)   \
+        __cpu_copy_user_highpage(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 6ff33790f47b..1845892260e7 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/setup.h b/arch/arm/include/asm/setup.h
index a65413ba121d..f2cd18a0932b 100644
--- a/arch/arm/include/asm/setup.h
+++ b/arch/arm/include/asm/setup.h
@@ -209,9 +209,11 @@ struct meminfo {
         struct membank bank[NR_BANKS];
 };
 
+extern struct meminfo meminfo;
+
 #define for_each_nodebank(iter,mi,no)                   \
-        for (iter = 0; iter < mi->nr_banks; iter++)     \
-                if (mi->bank[iter].node == no)
+        for (iter = 0; iter < (mi)->nr_banks; iter++)   \
+                if ((mi)->bank[iter].node == no)
 
 #define bank_pfn_start(bank)    __phys_to_pfn((bank)->start)
 #define bank_pfn_end(bank)      __phys_to_pfn((bank)->start + (bank)->size)
diff --git a/arch/arm/include/asm/smp.h b/arch/arm/include/asm/smp.h
index 727b5c042e52..fad70da5911d 100644
--- a/arch/arm/include/asm/smp.h
+++ b/arch/arm/include/asm/smp.h
@@ -114,7 +114,7 @@ extern void local_timer_interrupt(void);
 /*
  * Stop a local timer interrupt.
  */
-extern void local_timer_stop(unsigned int cpu);
+extern void local_timer_stop(void);
 
 /*
  * Platform provides this to acknowledge a local timer IRQ
@@ -123,7 +123,7 @@ extern int local_timer_ack(void);
 
 #else
 
-static inline void local_timer_stop(unsigned int cpu)
+static inline void local_timer_stop(void)
 {
 }
 
@@ -132,7 +132,7 @@ static inline void local_timer_stop(unsigned int cpu)
 /*
  * Setup a local timer interrupt for a CPU.
  */
-extern void local_timer_setup(unsigned int cpu);
+extern void local_timer_setup(void);
 
 /*
  * show local interrupt info
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 568020b34e3e..811be55f338e 100644
--- a/arch/arm/include/asm/system.h
+++ b/arch/arm/include/asm/system.h
@@ -3,8 +3,6 @@
 
 #ifdef __KERNEL__
 
-#include <asm/memory.h>
-
 #define CPU_ARCH_UNKNOWN        0
 #define CPU_ARCH_ARMv3          1
 #define CPU_ARCH_ARMv4          2
diff --git a/arch/arm/include/asm/uaccess.h b/arch/arm/include/asm/uaccess.h
index e98ec60b3400..7897464e0c24 100644
--- a/arch/arm/include/asm/uaccess.h
+++ b/arch/arm/include/asm/uaccess.h
@@ -11,7 +11,8 @@
 /*
  * User space memory access functions
  */
-#include <linux/sched.h>
+#include <linux/string.h>
+#include <linux/thread_info.h>
 #include <asm/errno.h>
 #include <asm/memory.h>
 #include <asm/domain.h>
@@ -400,7 +401,7 @@ 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;
 }