Merge branch 'misc' into for-linus

Conflicts:
	arch/arm/mach-integrator/integrator_ap.c

arch/arm/Kconfig

@@ -212,6 +212,10 @@ config ARM_PATCH_PHYS_VIRT
 	  you need to shrink the kernel to the minimal size.
 
 
+config GENERIC_BUG
+	def_bool y
+	depends on BUG
+
 source "init/Kconfig"
 
 source "kernel/Kconfig.freezer"

arch/arm/boot/Makefile

@@ -78,7 +78,16 @@ endif
 
 $(obj)/uImage: STARTADDR=$(LOADADDR)
 
+check_for_multiple_loadaddr = \
+if [ $(words $(LOADADDR)) -gt 1 ]; then \
+	echo 'multiple load addresses: $(LOADADDR)'; \
+	echo 'This is incompatible with uImages'; \
+	echo 'Specify LOADADDR on the commandline to build an uImage'; \
+	false; \
+fi
+
 $(obj)/uImage:	$(obj)/zImage FORCE
+	@$(check_for_multiple_loadaddr)
 	$(call if_changed,uimage)
 	@echo '  Image $@ is ready'
 

arch/arm/boot/compressed/Makefile

@@ -139,8 +139,16 @@ bad_syms=$$($(CROSS_COMPILE)nm $@ | sed -n 's/^.\{8\} [bc] \(.*\)/\1/p') && \
   ( echo "following symbols must have non local/private scope:" >&2; \
     echo "$$bad_syms" >&2; rm -f $@; false )
 
+check_for_multiple_zreladdr = \
+if [ $(words $(ZRELADDR)) -gt 1 -a "$(CONFIG_AUTO_ZRELADDR)" = "" ]; then \
+	echo 'multiple zreladdrs: $(ZRELADDR)'; \
+	echo 'This needs CONFIG_AUTO_ZRELADDR to be set'; \
+	false; \
+fi
+
 $(obj)/vmlinux: $(obj)/vmlinux.lds $(obj)/$(HEAD) $(obj)/piggy.$(suffix_y).o \
 	 	$(addprefix $(obj)/, $(OBJS)) $(lib1funcs) FORCE
+	@$(check_for_multiple_zreladdr)
 	$(call if_changed,ld)
 	@$(check_for_bad_syms)
 

arch/arm/common/pl330.c

@@ -1546,7 +1546,7 @@ int pl330_chan_ctrl(void *ch_id, enum pl330_chan_op op)
 
 		/* Start the next */
 	case PL330_OP_START:
-		if (!_start(thrd))
+		if (!_thrd_active(thrd) && !_start(thrd))
 			ret = -EIO;
 		break;
 

arch/arm/configs/integrator_defconfig

 CONFIG_EXPERIMENTAL=y
 CONFIG_SYSVIPC=y
+CONFIG_TINY_RCU=y
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -8,20 +9,29 @@ CONFIG_MODULES=y
 CONFIG_MODULE_UNLOAD=y
 CONFIG_ARCH_INTEGRATOR=y
 CONFIG_ARCH_INTEGRATOR_AP=y
+CONFIG_ARCH_INTEGRATOR_CP=y
 CONFIG_CPU_ARM720T=y
 CONFIG_CPU_ARM920T=y
+CONFIG_CPU_ARM922T=y
+CONFIG_CPU_ARM926T=y
+CONFIG_CPU_ARM1020=y
+CONFIG_CPU_ARM1022=y
+CONFIG_CPU_ARM1026=y
 CONFIG_PCI=y
+CONFIG_NO_HZ=y
+CONFIG_HIGH_RES_TIMERS=y
+CONFIG_PREEMPT=y
+CONFIG_AEABI=y
 CONFIG_LEDS=y
 CONFIG_LEDS_CPU=y
 CONFIG_ZBOOT_ROM_TEXT=0x0
 CONFIG_ZBOOT_ROM_BSS=0x0
-CONFIG_CMDLINE="console=ttyAM0,38400n8 root=/dev/nfs ip=bootp mem=32M"
+CONFIG_CMDLINE="console=ttyAM0,38400n8 root=/dev/nfs ip=bootp"
 CONFIG_CPU_FREQ=y
 CONFIG_CPU_FREQ_GOV_POWERSAVE=y
 CONFIG_CPU_FREQ_GOV_USERSPACE=y
 CONFIG_CPU_FREQ_GOV_ONDEMAND=y
 CONFIG_FPE_NWFPE=y
-CONFIG_PM=y
 CONFIG_NET=y
 CONFIG_PACKET=y
 CONFIG_UNIX=y
@@ -32,7 +42,6 @@ CONFIG_IP_PNP_DHCP=y
 CONFIG_IP_PNP_BOOTP=y
 # CONFIG_IPV6 is not set
 CONFIG_MTD=y
-CONFIG_MTD_PARTITIONS=y
 CONFIG_MTD_CMDLINE_PARTS=y
 CONFIG_MTD_AFS_PARTS=y
 CONFIG_MTD_CHAR=y
@@ -40,6 +49,7 @@ CONFIG_MTD_BLOCK=y
 CONFIG_MTD_CFI=y
 CONFIG_MTD_CFI_ADV_OPTIONS=y
 CONFIG_MTD_CFI_INTELEXT=y
+CONFIG_MTD_PHYSMAP=y
 CONFIG_BLK_DEV_LOOP=y
 CONFIG_BLK_DEV_RAM=y
 CONFIG_BLK_DEV_RAM_SIZE=8192
@@ -56,6 +66,8 @@ CONFIG_FB_MODE_HELPERS=y
 CONFIG_FB_MATROX=y
 CONFIG_FB_MATROX_MILLENIUM=y
 CONFIG_FB_MATROX_MYSTIQUE=y
+CONFIG_RTC_CLASS=y
+CONFIG_RTC_DRV_PL030=y
 CONFIG_EXT2_FS=y
 CONFIG_TMPFS=y
 CONFIG_JFFS2_FS=y
@@ -68,4 +80,3 @@ CONFIG_NFSD_V3=y
 CONFIG_PARTITION_ADVANCED=y
 CONFIG_MAGIC_SYSRQ=y
 CONFIG_DEBUG_KERNEL=y
-CONFIG_DEBUG_ERRORS=y

arch/arm/include/asm/Kbuild

 include include/asm-generic/Kbuild.asm
 
 header-y += hwcap.h
+
+generic-y += auxvec.h
+generic-y += bitsperlong.h
+generic-y += cputime.h
+generic-y += emergency-restart.h
+generic-y += errno.h
+generic-y += ioctl.h
+generic-y += irq_regs.h
+generic-y += kdebug.h
+generic-y += local.h
+generic-y += local64.h
+generic-y += percpu.h
+generic-y += poll.h
+generic-y += resource.h
+generic-y += sections.h
+generic-y += siginfo.h
+generic-y += sizes.h

arch/arm/include/asm/auxvec.h

-#ifndef __ASMARM_AUXVEC_H
-#define __ASMARM_AUXVEC_H
-
-#endif

arch/arm/include/asm/bitsperlong.h

-#include <asm-generic/bitsperlong.h>

arch/arm/include/asm/bug.h

@@ -3,21 +3,58 @@
 
 
 #ifdef CONFIG_BUG
-#ifdef CONFIG_DEBUG_BUGVERBOSE
-extern void __bug(const char *file, int line) __attribute__((noreturn));
-
-/* give file/line information */
-#define BUG()		__bug(__FILE__, __LINE__)
 
+/*
+ * Use a suitable undefined instruction to use for ARM/Thumb2 bug handling.
+ * We need to be careful not to conflict with those used by other modules and
+ * the register_undef_hook() system.
+ */
+#ifdef CONFIG_THUMB2_KERNEL
+#define BUG_INSTR_VALUE 0xde02
+#define BUG_INSTR_TYPE ".hword "
 #else
+#define BUG_INSTR_VALUE 0xe7f001f2
+#define BUG_INSTR_TYPE ".word "
+#endif
 
-/* this just causes an oops */
-#define BUG()		do { *(int *)0 = 0; } while (1)
 
-#endif
+#define BUG() _BUG(__FILE__, __LINE__, BUG_INSTR_VALUE)
+#define _BUG(file, line, value) __BUG(file, line, value)
+
+#ifdef CONFIG_DEBUG_BUGVERBOSE
+
+/*
+ * The extra indirection is to ensure that the __FILE__ string comes through
+ * OK. Many version of gcc do not support the asm %c parameter which would be
+ * preferable to this unpleasantness. We use mergeable string sections to
+ * avoid multiple copies of the string appearing in the kernel image.
+ */
+
+#define __BUG(__file, __line, __value)				\
+do {								\
+	BUILD_BUG_ON(sizeof(struct bug_entry) != 12);		\
+	asm volatile("1:\t" BUG_INSTR_TYPE #__value "\n"	\
+		".pushsection .rodata.str, \"aMS\", %progbits, 1\n" \
+		"2:\t.asciz " #__file "\n" 			\
+		".popsection\n" 				\
+		".pushsection __bug_table,\"a\"\n"		\
+		"3:\t.word 1b, 2b\n"				\
+		"\t.hword " #__line ", 0\n"			\
+		".popsection");					\
+	unreachable();						\
+} while (0)
+
+#else  /* not CONFIG_DEBUG_BUGVERBOSE */
+
+#define __BUG(__file, __line, __value)				\
+do {								\
+	asm volatile(BUG_INSTR_TYPE #__value);			\
+	unreachable();						\
+} while (0)
+#endif  /* CONFIG_DEBUG_BUGVERBOSE */
 
 #define HAVE_ARCH_BUG
-#endif
+#endif  /* CONFIG_BUG */
 
 #include <asm-generic/bug.h>
 

arch/arm/include/asm/cachetype.h

@@ -7,6 +7,7 @@
 #define CACHEID_VIPT			(CACHEID_VIPT_ALIASING|CACHEID_VIPT_NONALIASING)
 #define CACHEID_ASID_TAGGED		(1 << 3)
 #define CACHEID_VIPT_I_ALIASING		(1 << 4)
+#define CACHEID_PIPT			(1 << 5)
 
 extern unsigned int cacheid;
 
@@ -16,6 +17,7 @@ extern unsigned int cacheid;
 #define cache_is_vipt_aliasing()	cacheid_is(CACHEID_VIPT_ALIASING)
 #define icache_is_vivt_asid_tagged()	cacheid_is(CACHEID_ASID_TAGGED)
 #define icache_is_vipt_aliasing()	cacheid_is(CACHEID_VIPT_I_ALIASING)
+#define icache_is_pipt()		cacheid_is(CACHEID_PIPT)
 
 /*
  * __LINUX_ARM_ARCH__ is the minimum supported CPU architecture
@@ -26,7 +28,8 @@ extern unsigned int cacheid;
 #if __LINUX_ARM_ARCH__ >= 7
 #define __CACHEID_ARCH_MIN	(CACHEID_VIPT_NONALIASING |\
 				 CACHEID_ASID_TAGGED |\
-				 CACHEID_VIPT_I_ALIASING)
+				 CACHEID_VIPT_I_ALIASING |\
+				 CACHEID_PIPT)
 #elif __LINUX_ARM_ARCH__ >= 6
 #define	__CACHEID_ARCH_MIN	(~CACHEID_VIVT)
 #else

arch/arm/include/asm/cputime.h

-#ifndef __ARM_CPUTIME_H
-#define __ARM_CPUTIME_H
-
-#include <asm-generic/cputime.h>
-
-#endif /* __ARM_CPUTIME_H */

arch/arm/include/asm/device.h

@@ -10,6 +10,9 @@ struct dev_archdata {
 #ifdef CONFIG_DMABOUNCE
 	struct dmabounce_device_info *dmabounce;
 #endif
+#ifdef CONFIG_IOMMU_API
+	void *iommu; /* private IOMMU data */
+#endif
 };
 
 struct pdev_archdata {

arch/arm/include/asm/emergency-restart.h

-#ifndef _ASM_EMERGENCY_RESTART_H
-#define _ASM_EMERGENCY_RESTART_H
-
-#include <asm-generic/emergency-restart.h>
-
-#endif /* _ASM_EMERGENCY_RESTART_H */

arch/arm/include/asm/errno.h

-#ifndef _ARM_ERRNO_H
-#define _ARM_ERRNO_H
-
-#include <asm-generic/errno.h>
-
-#endif

arch/arm/include/asm/io.h

@@ -80,6 +80,7 @@ extern void __iomem *__arm_ioremap_caller(unsigned long, size_t, unsigned int,
 
 extern void __iomem *__arm_ioremap_pfn(unsigned long, unsigned long, size_t, unsigned int);
 extern void __iomem *__arm_ioremap(unsigned long, size_t, unsigned int);
+extern void __iomem *__arm_ioremap_exec(unsigned long, size_t, bool cached);
 extern void __iounmap(volatile void __iomem *addr);
 
 /*
@@ -210,11 +211,11 @@ extern void _memset_io(volatile void __iomem *, int, size_t);
  * IO port primitives for more information.
  */
 #ifdef __mem_pci
-#define readb_relaxed(c) ({ u8  __v = __raw_readb(__mem_pci(c)); __v; })
-#define readw_relaxed(c) ({ u16 __v = le16_to_cpu((__force __le16) \
-					__raw_readw(__mem_pci(c))); __v; })
-#define readl_relaxed(c) ({ u32 __v = le32_to_cpu((__force __le32) \
-					__raw_readl(__mem_pci(c))); __v; })
+#define readb_relaxed(c) ({ u8  __r = __raw_readb(__mem_pci(c)); __r; })
+#define readw_relaxed(c) ({ u16 __r = le16_to_cpu((__force __le16) \
+					__raw_readw(__mem_pci(c))); __r; })
+#define readl_relaxed(c) ({ u32 __r = le32_to_cpu((__force __le32) \
+					__raw_readl(__mem_pci(c))); __r; })
 
 #define writeb_relaxed(v,c)	((void)__raw_writeb(v,__mem_pci(c)))
 #define writew_relaxed(v,c)	((void)__raw_writew((__force u16) \

arch/arm/include/asm/ioctl.h

-#include <asm-generic/ioctl.h>

arch/arm/include/asm/irq_regs.h

-#include <asm-generic/irq_regs.h>

arch/arm/include/asm/kdebug.h

-#include <asm-generic/kdebug.h>

arch/arm/include/asm/local.h

-#include <asm-generic/local.h>

arch/arm/include/asm/local64.h

-#include <asm-generic/local64.h>

arch/arm/include/asm/mach/arch.h

@@ -34,8 +34,7 @@ struct machine_desc {
 	unsigned int		reserve_lp1 :1;	/* never has lp1	*/
 	unsigned int		reserve_lp2 :1;	/* never has lp2	*/
 	unsigned int		soft_reboot :1;	/* soft reboot		*/
-	void			(*fixup)(struct machine_desc *,
-					 struct tag *, char **,
+	void			(*fixup)(struct tag *, char **,
 					 struct meminfo *);
 	void			(*reserve)(void);/* reserve mem blocks	*/
 	void			(*map_io)(void);/* IO mapping function	*/

arch/arm/include/asm/percpu.h

-#ifndef __ARM_PERCPU
-#define __ARM_PERCPU
-
-#include <asm-generic/percpu.h>
-
-#endif

arch/arm/include/asm/poll.h

-#include <asm-generic/poll.h>

arch/arm/include/asm/resource.h

-#ifndef _ARM_RESOURCE_H
-#define _ARM_RESOURCE_H
-
-#include <asm-generic/resource.h>
-
-#endif

arch/arm/include/asm/sections.h

-#include <asm-generic/sections.h>

arch/arm/include/asm/siginfo.h

-#ifndef _ASMARM_SIGINFO_H
-#define _ASMARM_SIGINFO_H
-
-#include <asm-generic/siginfo.h>
-
-#endif

arch/arm/include/asm/sizes.h

-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- */
-/*  Size definitions
- *  Copyright (C) ARM Limited 1998. All rights reserved.
- */
-#include <asm-generic/sizes.h>
-
-#define SZ_48M	(SZ_32M + SZ_16M)

arch/arm/include/asm/system.h

@@ -57,6 +57,7 @@
 
 #ifndef __ASSEMBLY__
 
+#include <linux/compiler.h>
 #include <linux/linkage.h>
 #include <linux/irqflags.h>
 
@@ -90,14 +91,13 @@ void hook_ifault_code(int nr, int (*fn)(unsigned long, unsigned int,
 #define xchg(ptr,x) \
 	((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr))))
 
-extern asmlinkage void __backtrace(void);
 extern asmlinkage void c_backtrace(unsigned long fp, int pmode);
 
 struct mm_struct;
 extern void show_pte(struct mm_struct *mm, unsigned long addr);
 extern void __show_regs(struct pt_regs *);
 
-extern int cpu_architecture(void);
+extern int __pure cpu_architecture(void);
 extern void cpu_init(void);
 
 void arm_machine_restart(char mode, const char *cmd);

arch/arm/kernel/armksyms.c

@@ -49,9 +49,6 @@ extern void __aeabi_ulcmp(void);
 
 extern void fpundefinstr(void);
 
-
-EXPORT_SYMBOL(__backtrace);
-
 	/* platform dependent support */
 EXPORT_SYMBOL(__udelay);
 EXPORT_SYMBOL(__const_udelay);

arch/arm/kernel/debug.S

@@ -151,6 +151,8 @@ printhex:	adr	r2, hexbuf
 		b	printascii
 ENDPROC(printhex2)
 
+hexbuf:		.space 16
+
 		.ltorg
 
 ENTRY(printascii)
@@ -175,5 +177,3 @@ ENTRY(printch)
 		mov	r0, #0
 		b	1b
 ENDPROC(printch)
-
-hexbuf:		.space 16

arch/arm/kernel/entry-armv.S

@@ -24,6 +24,7 @@
 #include <asm/unwind.h>
 #include <asm/unistd.h>
 #include <asm/tls.h>
+#include <asm/system.h>
 
 #include "entry-header.S"
 #include <asm/entry-macro-multi.S>
@@ -262,8 +263,7 @@ __und_svc:
 	ldr	r0, [r4, #-4]
 #else
 	ldrh	r0, [r4, #-2]			@ Thumb instruction at LR - 2
-	and	r9, r0, #0xf800
-	cmp	r9, #0xe800			@ 32-bit instruction if xx >= 0
+	cmp	r0, #0xe800			@ 32-bit instruction if xx >= 0
 	ldrhhs	r9, [r4]			@ bottom 16 bits
 	orrhs	r0, r9, r0, lsl #16
 #endif
@@ -440,18 +440,46 @@ __und_usr:
 #endif
 	beq	call_fpe
 	@ Thumb instruction
-#if __LINUX_ARM_ARCH__ >= 7
+#if CONFIG_ARM_THUMB && __LINUX_ARM_ARCH__ >= 6 && CONFIG_CPU_V7
+/*
+ * Thumb-2 instruction handling.  Note that because pre-v6 and >= v6 platforms
+ * can never be supported in a single kernel, this code is not applicable at
+ * all when __LINUX_ARM_ARCH__ < 6.  This allows simplifying assumptions to be
+ * made about .arch directives.
+ */
+#if __LINUX_ARM_ARCH__ < 7
+/* If the target CPU may not be Thumb-2-capable, a run-time check is needed: */
+#define NEED_CPU_ARCHITECTURE
+	ldr	r5, .LCcpu_architecture
+	ldr	r5, [r5]
+	cmp	r5, #CPU_ARCH_ARMv7
+	blo	__und_usr_unknown
+/*
+ * The following code won't get run unless the running CPU really is v7, so
+ * coding round the lack of ldrht on older arches is pointless.  Temporarily
+ * override the assembler target arch with the minimum required instead:
+ */
+	.arch	armv6t2
+#endif
 2:
  ARM(	ldrht	r5, [r4], #2	)
  THUMB(	ldrht	r5, [r4]	)
  THUMB(	add	r4, r4, #2	)
-	and	r0, r5, #0xf800			@ mask bits 111x x... .... ....
-	cmp	r0, #0xe800			@ 32bit instruction if xx != 0
+	cmp	r5, #0xe800			@ 32bit instruction if xx != 0
 	blo	__und_usr_unknown
 3:	ldrht	r0, [r4]
 	add	r2, r2, #2			@ r2 is PC + 2, make it PC + 4
 	orr	r0, r0, r5, lsl #16
+
+#if __LINUX_ARM_ARCH__ < 7
+/* If the target arch was overridden, change it back: */
+#ifdef CONFIG_CPU_32v6K
+	.arch	armv6k
 #else
+	.arch	armv6
+#endif
+#endif /* __LINUX_ARM_ARCH__ < 7 */
+#else /* !(CONFIG_ARM_THUMB && __LINUX_ARM_ARCH__ >= 6 && CONFIG_CPU_V7) */
 	b	__und_usr_unknown
 #endif
  UNWIND(.fnend		)
@@ -578,6 +606,12 @@ call_fpe:
 	movw_pc	lr				@ CP#14 (Debug)
 	movw_pc	lr				@ CP#15 (Control)
 
+#ifdef NEED_CPU_ARCHITECTURE
+	.align	2
+.LCcpu_architecture:
+	.word	__cpu_architecture
+#endif
+
 #ifdef CONFIG_NEON
 	.align	6
 

arch/arm/kernel/machine_kexec.c

@@ -32,6 +32,24 @@ static atomic_t waiting_for_crash_ipi;
 
 int machine_kexec_prepare(struct kimage *image)
 {
+	unsigned long page_list;
+	void *reboot_code_buffer;
+	page_list = image->head & PAGE_MASK;
+
+	reboot_code_buffer = page_address(image->control_code_page);
+
+	/* Prepare parameters for reboot_code_buffer*/
+	kexec_start_address = image->start;
+	kexec_indirection_page = page_list;
+	kexec_mach_type = machine_arch_type;
+	kexec_boot_atags = image->start - KEXEC_ARM_ZIMAGE_OFFSET + KEXEC_ARM_ATAGS_OFFSET;
+
+	/* copy our kernel relocation code to the control code page */
+	memcpy(reboot_code_buffer,
+	       relocate_new_kernel, relocate_new_kernel_size);
+
+	flush_icache_range((unsigned long) reboot_code_buffer,
+			   (unsigned long) reboot_code_buffer + KEXEC_CONTROL_PAGE_SIZE);
 	return 0;
 }
 
@@ -82,31 +100,14 @@ void (*kexec_reinit)(void);
 
 void machine_kexec(struct kimage *image)
 {
-	unsigned long page_list;
 	unsigned long reboot_code_buffer_phys;
 	void *reboot_code_buffer;
 
-
-	page_list = image->head & PAGE_MASK;
-
 	/* we need both effective and real address here */
 	reboot_code_buffer_phys =
 	    page_to_pfn(image->control_code_page) << PAGE_SHIFT;
 	reboot_code_buffer = page_address(image->control_code_page);
 
-	/* Prepare parameters for reboot_code_buffer*/
-	kexec_start_address = image->start;
-	kexec_indirection_page = page_list;
-	kexec_mach_type = machine_arch_type;
-	kexec_boot_atags = image->start - KEXEC_ARM_ZIMAGE_OFFSET + KEXEC_ARM_ATAGS_OFFSET;
-
-	/* copy our kernel relocation code to the control code page */
-	memcpy(reboot_code_buffer,
-	       relocate_new_kernel, relocate_new_kernel_size);
-
-
-	flush_icache_range((unsigned long) reboot_code_buffer,
-			   (unsigned long) reboot_code_buffer + KEXEC_CONTROL_PAGE_SIZE);
 	printk(KERN_INFO "Bye!\n");
 
 	if (kexec_reinit)

arch/arm/kernel/process.c

@@ -319,7 +319,7 @@ void show_regs(struct pt_regs * regs)
 	printk("\n");
 	printk("Pid: %d, comm: %20s\n", task_pid_nr(current), current->comm);
 	__show_regs(regs);
-	__backtrace();
+	dump_stack();
 }
 
 ATOMIC_NOTIFIER_HEAD(thread_notify_head);

arch/arm/kernel/setup.c

@@ -29,6 +29,8 @@
 #include <linux/fs.h>
 #include <linux/proc_fs.h>
 #include <linux/memblock.h>
+#include <linux/bug.h>
+#include <linux/compiler.h>
 
 #include <asm/unified.h>
 #include <asm/cpu.h>
@@ -42,6 +44,7 @@
 #include <asm/cacheflush.h>
 #include <asm/cachetype.h>
 #include <asm/tlbflush.h>
+#include <asm/system.h>
 
 #include <asm/prom.h>
 #include <asm/mach/arch.h>
@@ -115,6 +118,13 @@ struct outer_cache_fns outer_cache __read_mostly;
 EXPORT_SYMBOL(outer_cache);
 #endif
 
+/*
+ * Cached cpu_architecture() result for use by assembler code.
+ * C code should use the cpu_architecture() function instead of accessing this
+ * variable directly.
+ */
+int __cpu_architecture __read_mostly = CPU_ARCH_UNKNOWN;
+
 struct stack {
 	u32 irq[3];
 	u32 abt[3];
@@ -210,7 +220,7 @@ static const char *proc_arch[] = {
 	"?(17)",
 };
 
-int cpu_architecture(void)
+static int __get_cpu_architecture(void)
 {
 	int cpu_arch;
 
@@ -243,11 +253,22 @@ int cpu_architecture(void)
 	return cpu_arch;
 }
 
+int __pure cpu_architecture(void)
+{
+	BUG_ON(__cpu_architecture == CPU_ARCH_UNKNOWN);
+
+	return __cpu_architecture;
+}
+
 static int cpu_has_aliasing_icache(unsigned int arch)
 {
 	int aliasing_icache;
 	unsigned int id_reg, num_sets, line_size;
 
+	/* PIPT caches never alias. */
+	if (icache_is_pipt())
+		return 0;
+
 	/* arch specifies the register format */
 	switch (arch) {
 	case CPU_ARCH_ARMv7:
@@ -282,8 +303,14 @@ static void __init cacheid_init(void)
 			/* ARMv7 register format */
 			arch = CPU_ARCH_ARMv7;
 			cacheid = CACHEID_VIPT_NONALIASING;
-			if ((cachetype & (3 << 14)) == 1 << 14)
+			switch (cachetype & (3 << 14)) {
+			case (1 << 14):
 				cacheid |= CACHEID_ASID_TAGGED;
+				break;
+			case (3 << 14):
+				cacheid |= CACHEID_PIPT;
+				break;
+			}
 		} else {
 			arch = CPU_ARCH_ARMv6;
 			if (cachetype & (1 << 23))
@@ -300,10 +327,11 @@ static void __init cacheid_init(void)
 	printk("CPU: %s data cache, %s instruction cache\n",
 		cache_is_vivt() ? "VIVT" :
 		cache_is_vipt_aliasing() ? "VIPT aliasing" :
-		cache_is_vipt_nonaliasing() ? "VIPT nonaliasing" : "unknown",
+		cache_is_vipt_nonaliasing() ? "PIPT / VIPT nonaliasing" : "unknown",
 		cache_is_vivt() ? "VIVT" :
 		icache_is_vivt_asid_tagged() ? "VIVT ASID tagged" :
 		icache_is_vipt_aliasing() ? "VIPT aliasing" :
+		icache_is_pipt() ? "PIPT" :
 		cache_is_vipt_nonaliasing() ? "VIPT nonaliasing" : "unknown");
 }
 
@@ -414,6 +442,7 @@ static void __init setup_processor(void)
 	}
 
 	cpu_name = list->cpu_name;
+	__cpu_architecture = __get_cpu_architecture();
 
 #ifdef MULTI_CPU
 	processor = *list->proc;
@@ -861,7 +890,7 @@ static struct machine_desc * __init setup_machine_tags(unsigned int nr)
 	}
 
 	if (mdesc->fixup)
-		mdesc->fixup(mdesc, tags, &from, &meminfo);
+		mdesc->fixup(tags, &from, &meminfo);
 
 	if (tags->hdr.tag == ATAG_CORE) {
 		if (meminfo.nr_banks != 0)

arch/arm/kernel/smp.c

@@ -319,17 +319,7 @@ asmlinkage void __cpuinit secondary_start_kernel(void)
 	 */
 	platform_secondary_init(cpu);
 
-	/*
-	 * Enable local interrupts.
-	 */
 	notify_cpu_starting(cpu);
-	local_irq_enable();
-	local_fiq_enable();
-
-	/*
-	 * Setup the percpu timer for this CPU.
-	 */
-	percpu_timer_setup();
 
 	calibrate_delay();
 
@@ -341,9 +331,22 @@ asmlinkage void __cpuinit secondary_start_kernel(void)
 	 * before we continue.
 	 */
 	set_cpu_online(cpu, true);
+
+	/*
+	 * Setup the percpu timer for this CPU.
+	 */
+	percpu_timer_setup();
+
 	while (!cpu_active(cpu))
 		cpu_relax();
 
+	/*
+	 * cpu_active bit is set, so it's safe to enalbe interrupts
+	 * now.
+	 */
+	local_irq_enable();
+	local_fiq_enable();
+
 	/*
 	 * OK, it's off to the idle thread for us
 	 */

arch/arm/kernel/traps.c

@@ -21,6 +21,7 @@
 #include <linux/kdebug.h>
 #include <linux/module.h>
 #include <linux/kexec.h>
+#include <linux/bug.h>
 #include <linux/delay.h>
 #include <linux/init.h>
 #include <linux/sched.h>
@@ -271,6 +272,8 @@ void die(const char *str, struct pt_regs *regs, int err)
 	spin_lock_irq(&die_lock);
 	console_verbose();
 	bust_spinlocks(1);
+	if (!user_mode(regs))
+		report_bug(regs->ARM_pc, regs);
 	ret = __die(str, err, thread, regs);
 
 	if (regs && kexec_should_crash(thread->task))
@@ -302,6 +305,24 @@ void arm_notify_die(const char *str, struct pt_regs *regs,
 	}
 }
 
+#ifdef CONFIG_GENERIC_BUG
+
+int is_valid_bugaddr(unsigned long pc)
+{
+#ifdef CONFIG_THUMB2_KERNEL
+	unsigned short bkpt;
+#else
+	unsigned long bkpt;
+#endif
+
+	if (probe_kernel_address((unsigned *)pc, bkpt))
+		return 0;
+
+	return bkpt == BUG_INSTR_VALUE;
+}
+
+#endif
+
 static LIST_HEAD(undef_hook);
 static DEFINE_SPINLOCK(undef_lock);
 
@@ -707,16 +728,6 @@ baddataabort(int code, unsigned long instr, struct pt_regs *regs)
 	arm_notify_die("unknown data abort code", regs, &info, instr, 0);
 }
 
-void __attribute__((noreturn)) __bug(const char *file, int line)
-{
-	printk(KERN_CRIT"kernel BUG at %s:%d!\n", file, line);
-	*(int *)0 = 0;
-
-	/* Avoid "noreturn function does return" */
-	for (;;);
-}
-EXPORT_SYMBOL(__bug);
-
 void __readwrite_bug(const char *fn)
 {
 	printk("%s called, but not implemented\n", fn);

arch/arm/kernel/vmlinux.lds.S

@@ -21,7 +21,8 @@
 #define ARM_CPU_KEEP(x)
 #endif
 
-#if defined(CONFIG_SMP_ON_UP) && !defined(CONFIG_DEBUG_SPINLOCK)
+#if (defined(CONFIG_SMP_ON_UP) && !defined(CONFIG_DEBUG_SPINLOCK)) || \
+	defined(CONFIG_GENERIC_BUG)
 #define ARM_EXIT_KEEP(x)	x
 #define ARM_EXIT_DISCARD(x)
 #else

arch/arm/lib/backtrace.S

@@ -22,15 +22,10 @@
 #define mask	r7
 #define offset	r8
 
-ENTRY(__backtrace)
-		mov	r1, #0x10
-		mov	r0, fp
-
 ENTRY(c_backtrace)
 
 #if !defined(CONFIG_FRAME_POINTER) || !defined(CONFIG_PRINTK)
 		mov	pc, lr
-ENDPROC(__backtrace)
 ENDPROC(c_backtrace)
 #else
 		stmfd	sp!, {r4 - r8, lr}	@ Save an extra register so we have a location...
@@ -107,7 +102,6 @@ for_each_frame:	tst	frame, mask		@ Check for address exceptions
 		mov	r1, frame
 		bl	printk
 no_frame:	ldmfd	sp!, {r4 - r8, pc}
-ENDPROC(__backtrace)
 ENDPROC(c_backtrace)
 		
 		.pushsection __ex_table,"a"

arch/arm/lib/div64.S

@@ -13,6 +13,7 @@
  */
 
 #include <linux/linkage.h>
+#include <asm/unwind.h>
 
 #ifdef __ARMEB__
 #define xh r0
@@ -44,6 +45,7 @@
  */
 
 ENTRY(__do_div64)
+UNWIND(.fnstart)
 
 	@ Test for easy paths first.
 	subs	ip, r4, #1
@@ -189,7 +191,12 @@ ENTRY(__do_div64)
 	moveq	yh, xh
 	moveq	xh, #0
 	moveq	pc, lr
+UNWIND(.fnend)
 
+UNWIND(.fnstart)
+UNWIND(.pad #4)
+UNWIND(.save {lr})
+Ldiv0_64:
 	@ Division by 0:
 	str	lr, [sp, #-8]!
 	bl	__div0
@@ -200,4 +207,5 @@ ENTRY(__do_div64)
 	mov	xh, #0
 	ldr	pc, [sp], #8
 
+UNWIND(.fnend)
 ENDPROC(__do_div64)

arch/arm/mach-at91/Makefile.boot

@@ -4,15 +4,15 @@
 #   INITRD_PHYS must be in RAM
 
 ifeq ($(CONFIG_ARCH_AT91CAP9),y)
-   zreladdr-y	:= 0x70008000
+   zreladdr-y	+= 0x70008000
 params_phys-y	:= 0x70000100
 initrd_phys-y	:= 0x70410000
 else ifeq ($(CONFIG_ARCH_AT91SAM9G45),y)
-   zreladdr-y	:= 0x70008000
+   zreladdr-y	+= 0x70008000
 params_phys-y	:= 0x70000100
 initrd_phys-y	:= 0x70410000
 else
-   zreladdr-y	:= 0x20008000
+   zreladdr-y	+= 0x20008000
 params_phys-y	:= 0x20000100
 initrd_phys-y	:= 0x20410000
 endif

arch/arm/mach-bcmring/Makefile.boot

 # Address where decompressor will be written and eventually executed.
 #
 # default to SDRAM
-zreladdr-y      := $(CONFIG_BCM_ZRELADDR)
+zreladdr-y      += $(CONFIG_BCM_ZRELADDR)
 params_phys-y   := 0x00000800
 

arch/arm/mach-bcmring/arch.c

@@ -136,8 +136,8 @@ static void __init bcmring_init_machine(void)
 *
 *****************************************************************************/
 
-static void __init bcmring_fixup(struct machine_desc *desc,
-     struct tag *t, char **cmdline, struct meminfo *mi) {
+static void __init bcmring_fixup(struct tag *t, char **cmdline,
+	struct meminfo *mi) {
 #ifdef CONFIG_BLK_DEV_INITRD
 	printk(KERN_NOTICE "bcmring_fixup\n");
 	t->hdr.tag = ATAG_CORE;

arch/arm/mach-clps711x/Makefile.boot

 # The standard locations for stuff on CLPS711x type processors
-   zreladdr-y				:= 0xc0028000
+   zreladdr-y				+= 0xc0028000
 params_phys-y				:= 0xc0000100
 # Should probably have some agreement on these...
 initrd_phys-$(CONFIG_ARCH_P720T)	:= 0xc0400000

arch/arm/mach-clps711x/clep7312.c

@@ -26,8 +26,7 @@
 #include "common.h"
 
 static void __init
-fixup_clep7312(struct machine_desc *desc, struct tag *tags,
-	    char **cmdline, struct meminfo *mi)
+fixup_clep7312(struct tag *tags, char **cmdline, struct meminfo *mi)
 {
 	mi->nr_banks=1;
 	mi->bank[0].start = 0xc0000000;

arch/arm/mach-clps711x/edb7211-arch.c

@@ -37,8 +37,7 @@ static void __init edb7211_reserve(void)
 }
 
 static void __init
-fixup_edb7211(struct machine_desc *desc, struct tag *tags,
-	      char **cmdline, struct meminfo *mi)
+fixup_edb7211(struct tag *tags, char **cmdline, struct meminfo *mi)
 {
 	/*
 	 * Bank start addresses are not present in the information

arch/arm/mach-clps711x/fortunet.c

@@ -57,8 +57,7 @@ typedef struct tag_IMAGE_PARAMS
 #define IMAGE_PARAMS_PHYS	0xC01F0000
 
 static void __init
-fortunet_fixup(struct machine_desc *desc, struct tag *tags,
-		 char **cmdline, struct meminfo *mi)
+fortunet_fixup(struct tag *tags, char **cmdline, struct meminfo *mi)
 {
 	IMAGE_PARAMS *ip = phys_to_virt(IMAGE_PARAMS_PHYS);
 	*cmdline = phys_to_virt(ip->command_line);

arch/arm/mach-clps711x/p720t.c

@@ -56,8 +56,7 @@ static struct map_desc p720t_io_desc[] __initdata = {
 };
 
 static void __init
-fixup_p720t(struct machine_desc *desc, struct tag *tag,
-	    char **cmdline, struct meminfo *mi)
+fixup_p720t(struct tag *tag, char **cmdline, struct meminfo *mi)
 {
 	/*
 	 * Our bootloader doesn't setup any tags (yet).

arch/arm/mach-cns3xxx/Makefile.boot

-   zreladdr-y	:= 0x00008000
+   zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 initrd_phys-y	:= 0x00C00000

arch/arm/mach-davinci/Makefile.boot

@@ -2,12 +2,12 @@ ifeq ($(CONFIG_ARCH_DAVINCI_DA8XX),y)
 ifeq ($(CONFIG_ARCH_DAVINCI_DMx),y)
 $(error Cannot enable DaVinci and DA8XX platforms concurrently)
 else
-   zreladdr-y	:= 0xc0008000
+   zreladdr-y	+= 0xc0008000
 params_phys-y	:= 0xc0000100
 initrd_phys-y	:= 0xc0800000
 endif
 else
-   zreladdr-y	:= 0x80008000
+   zreladdr-y	+= 0x80008000
 params_phys-y	:= 0x80000100
 initrd_phys-y	:= 0x80800000
 endif

arch/arm/mach-dove/Makefile.boot

-   zreladdr-y	:= 0x00008000
+   zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 initrd_phys-y	:= 0x00800000

arch/arm/mach-ebsa110/Makefile.boot

-   zreladdr-y	:= 0x00008000
+   zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000400
 initrd_phys-y	:= 0x00800000
 

arch/arm/mach-ep93xx/Makefile.boot

-   zreladdr-$(CONFIG_EP93XX_SDCE3_SYNC_PHYS_OFFSET)	:= 0x00008000
+   zreladdr-$(CONFIG_EP93XX_SDCE3_SYNC_PHYS_OFFSET)	+= 0x00008000
 params_phys-$(CONFIG_EP93XX_SDCE3_SYNC_PHYS_OFFSET)	:= 0x00000100
 
-   zreladdr-$(CONFIG_EP93XX_SDCE0_PHYS_OFFSET)		:= 0xc0008000
+   zreladdr-$(CONFIG_EP93XX_SDCE0_PHYS_OFFSET)		+= 0xc0008000
 params_phys-$(CONFIG_EP93XX_SDCE0_PHYS_OFFSET)		:= 0xc0000100
 
-   zreladdr-$(CONFIG_EP93XX_SDCE1_PHYS_OFFSET)		:= 0xd0008000
+   zreladdr-$(CONFIG_EP93XX_SDCE1_PHYS_OFFSET)		+= 0xd0008000
 params_phys-$(CONFIG_EP93XX_SDCE1_PHYS_OFFSET)		:= 0xd0000100
 
-   zreladdr-$(CONFIG_EP93XX_SDCE2_PHYS_OFFSET)		:= 0xe0008000
+   zreladdr-$(CONFIG_EP93XX_SDCE2_PHYS_OFFSET)		+= 0xe0008000
 params_phys-$(CONFIG_EP93XX_SDCE2_PHYS_OFFSET)		:= 0xe0000100
 
-   zreladdr-$(CONFIG_EP93XX_SDCE3_ASYNC_PHYS_OFFSET)	:= 0xf0008000
+   zreladdr-$(CONFIG_EP93XX_SDCE3_ASYNC_PHYS_OFFSET)	+= 0xf0008000
 params_phys-$(CONFIG_EP93XX_SDCE3_ASYNC_PHYS_OFFSET)	:= 0xf0000100

arch/arm/mach-exynos4/Makefile.boot

-   zreladdr-y	:= 0x40008000
+   zreladdr-y	+= 0x40008000
 params_phys-y	:= 0x40000100

arch/arm/mach-footbridge/Kconfig

@@ -4,8 +4,8 @@ menu "Footbridge Implementations"
 
 config ARCH_CATS
 	bool "CATS"
-	select CLKSRC_I8253
 	select CLKEVT_I8253
+	select CLKSRC_I8253
 	select FOOTBRIDGE_HOST
 	select ISA
 	select ISA_DMA
@@ -61,8 +61,8 @@ config ARCH_EBSA285_HOST
 
 config ARCH_NETWINDER
 	bool "NetWinder"
-	select CLKSRC_I8253
 	select CLKEVT_I8253
+	select CLKSRC_I8253
 	select FOOTBRIDGE_HOST
 	select ISA
 	select ISA_DMA

arch/arm/mach-footbridge/Makefile.boot

-   zreladdr-y	:= 0x00008000
+   zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 initrd_phys-y	:= 0x00800000
 

arch/arm/mach-footbridge/cats-hw.c

@@ -76,8 +76,7 @@ __initcall(cats_hw_init);
  * hard reboots fail on early boards.
  */
 static void __init
-fixup_cats(struct machine_desc *desc, struct tag *tags,
-	   char **cmdline, struct meminfo *mi)
+fixup_cats(struct tag *tags, char **cmdline, struct meminfo *mi)
 {
 	screen_info.orig_video_lines  = 25;
 	screen_info.orig_video_points = 16;

arch/arm/mach-footbridge/netwinder-hw.c

@@ -631,8 +631,7 @@ __initcall(nw_hw_init);
  * the parameter page.
  */
 static void __init
-fixup_netwinder(struct machine_desc *desc, struct tag *tags,
-		char **cmdline, struct meminfo *mi)
+fixup_netwinder(struct tag *tags, char **cmdline, struct meminfo *mi)
 {
 #ifdef CONFIG_ISAPNP
 	extern int isapnp_disable;

arch/arm/mach-gemini/Makefile.boot

 ifeq ($(CONFIG_GEMINI_MEM_SWAP),y)
-   zreladdr-y	:= 0x00008000
+   zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 initrd_phys-y	:= 0x00800000
 else
-   zreladdr-y	:= 0x10008000
+   zreladdr-y	+= 0x10008000
 params_phys-y	:= 0x10000100
 initrd_phys-y	:= 0x10800000
 endif

arch/arm/mach-h720x/Makefile.boot

-   zreladdr-$(CONFIG_ARCH_H720X)	:= 0x40008000
+   zreladdr-$(CONFIG_ARCH_H720X)	+= 0x40008000
 

arch/arm/mach-imx/Makefile.boot

-zreladdr-$(CONFIG_ARCH_MX1)	:= 0x08008000
+zreladdr-$(CONFIG_ARCH_MX1)	+= 0x08008000
 params_phys-$(CONFIG_ARCH_MX1)	:= 0x08000100
 initrd_phys-$(CONFIG_ARCH_MX1)	:= 0x08800000
 
-zreladdr-$(CONFIG_MACH_MX21)	:= 0xC0008000
+zreladdr-$(CONFIG_MACH_MX21)	+= 0xC0008000
 params_phys-$(CONFIG_MACH_MX21)	:= 0xC0000100
 initrd_phys-$(CONFIG_MACH_MX21)	:= 0xC0800000
 
-zreladdr-$(CONFIG_ARCH_MX25)	:= 0x80008000
+zreladdr-$(CONFIG_ARCH_MX25)	+= 0x80008000
 params_phys-$(CONFIG_ARCH_MX25)	:= 0x80000100
 initrd_phys-$(CONFIG_ARCH_MX25)	:= 0x80800000
 
-zreladdr-$(CONFIG_MACH_MX27)	:= 0xA0008000
+zreladdr-$(CONFIG_MACH_MX27)	+= 0xA0008000
 params_phys-$(CONFIG_MACH_MX27)	:= 0xA0000100
 initrd_phys-$(CONFIG_MACH_MX27)	:= 0xA0800000
 
-zreladdr-$(CONFIG_ARCH_MX3)	:= 0x80008000
+zreladdr-$(CONFIG_ARCH_MX3)	+= 0x80008000
 params_phys-$(CONFIG_ARCH_MX3)	:= 0x80000100
 initrd_phys-$(CONFIG_ARCH_MX3)	:= 0x80800000

arch/arm/mach-integrator/Makefile.boot

-   zreladdr-y	:= 0x00008000
+   zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 initrd_phys-y	:= 0x00800000
 

arch/arm/mach-integrator/core.c

@@ -126,6 +126,10 @@ static struct clk_lookup lookups[] = {
 	{	/* Bus clock */
 		.con_id		= "apb_pclk",
 		.clk		= &dummy_apb_pclk,
+	}, {
+		/* Integrator/AP timer frequency */
+		.dev_id		= "ap_timer",
+		.clk		= &clk24mhz,
 	}, {	/* UART0 */
 		.dev_id		= "mb:16",
 		.clk		= &uartclk,

arch/arm/mach-integrator/include/mach/platform.h

@@ -13,9 +13,6 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
-/* DO NOT EDIT!! - this file automatically generated
- *                 from .s file by awk -f s2h.awk
- */
 /**************************************************************************
  * * Copyright © ARM Limited 1998.  All rights reserved.
  * ***********************************************************************/
@@ -399,15 +396,6 @@
 #define INTEGRATOR_TIMER1_BASE          (INTEGRATOR_CT_BASE + 0x100)
 #define INTEGRATOR_TIMER2_BASE          (INTEGRATOR_CT_BASE + 0x200)
 
-#define TICKS_PER_uSEC                  24
-
-/*
- *  These are useconds NOT ticks.
- *
- */
-#define mSEC_1                          1000
-#define mSEC_10                         (mSEC_1 * 10)
-
 #define INTEGRATOR_CSR_BASE             0x10000000
 #define INTEGRATOR_CSR_SIZE             0x10000000
 

arch/arm/mach-integrator/integrator_ap.c

@@ -32,6 +32,7 @@
 #include <linux/interrupt.h>
 #include <linux/io.h>
 #include <linux/mtd/physmap.h>
+#include <linux/clk.h>
 #include <video/vga.h>
 
 #include <mach/hardware.h>
@@ -322,27 +323,16 @@ static void __init ap_init(void)
 #define TIMER1_VA_BASE IO_ADDRESS(INTEGRATOR_TIMER1_BASE)
 #define TIMER2_VA_BASE IO_ADDRESS(INTEGRATOR_TIMER2_BASE)
 
-/*
- * How long is the timer interval?
- */
-#define TIMER_INTERVAL	(TICKS_PER_uSEC * mSEC_10)
-#if TIMER_INTERVAL >= 0x100000
-#define TICKS2USECS(x)	(256 * (x) / TICKS_PER_uSEC)
-#elif TIMER_INTERVAL >= 0x10000
-#define TICKS2USECS(x)	(16 * (x) / TICKS_PER_uSEC)
-#else
-#define TICKS2USECS(x)	((x) / TICKS_PER_uSEC)
-#endif
-
 static unsigned long timer_reload;
 
-static void integrator_clocksource_init(u32 khz)
+static void integrator_clocksource_init(unsigned long inrate)
 {
 	void __iomem *base = (void __iomem *)TIMER2_VA_BASE;
 	u32 ctrl = TIMER_CTRL_ENABLE | TIMER_CTRL_PERIODIC;
+	unsigned long rate = inrate;
 
-	if (khz >= 1500) {
-		khz /= 16;
+	if (rate >= 1500000) {
+		rate /= 16;
 		ctrl |= TIMER_CTRL_DIV16;
 	}
 
@@ -350,7 +340,7 @@ static void integrator_clocksource_init(u32 khz)
 	writel(ctrl, base + TIMER_CTRL);
 
 	clocksource_mmio_init(base + TIMER_VALUE, "timer2",
-		khz * 1000, 200, 16, clocksource_mmio_readl_down);
+			rate, 200, 16, clocksource_mmio_readl_down);
 }
 
 static void __iomem * const clkevt_base = (void __iomem *)TIMER1_VA_BASE;
@@ -374,15 +364,29 @@ static void clkevt_set_mode(enum clock_event_mode mode, struct clock_event_devic
 {
 	u32 ctrl = readl(clkevt_base + TIMER_CTRL) & ~TIMER_CTRL_ENABLE;
 
-	BUG_ON(mode == CLOCK_EVT_MODE_ONESHOT);
+	/* Disable timer */
+	writel(ctrl, clkevt_base + TIMER_CTRL);
 
-	if (mode == CLOCK_EVT_MODE_PERIODIC) {
-		writel(ctrl, clkevt_base + TIMER_CTRL);
+	switch (mode) {
+	case CLOCK_EVT_MODE_PERIODIC:
+		/* Enable the timer and start the periodic tick */
 		writel(timer_reload, clkevt_base + TIMER_LOAD);
 		ctrl |= TIMER_CTRL_PERIODIC | TIMER_CTRL_ENABLE;
+		writel(ctrl, clkevt_base + TIMER_CTRL);
+		break;
+	case CLOCK_EVT_MODE_ONESHOT:
+		/* Leave the timer disabled, .set_next_event will enable it */
+		ctrl &= ~TIMER_CTRL_PERIODIC;
+		writel(ctrl, clkevt_base + TIMER_CTRL);
+		break;
+	case CLOCK_EVT_MODE_UNUSED:
+	case CLOCK_EVT_MODE_SHUTDOWN:
+	case CLOCK_EVT_MODE_RESUME:
+	default:
+		/* Just leave in disabled state */
+		break;
 	}
 
-	writel(ctrl, clkevt_base + TIMER_CTRL);
 }
 
 static int clkevt_set_next_event(unsigned long next, struct clock_event_device *evt)
@@ -398,12 +402,10 @@ static int clkevt_set_next_event(unsigned long next, struct clock_event_device *
 
 static struct clock_event_device integrator_clockevent = {
 	.name		= "timer1",
-	.shift		= 34,
-	.features	= CLOCK_EVT_FEAT_PERIODIC,
+	.features	= CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT,
 	.set_mode	= clkevt_set_mode,
 	.set_next_event	= clkevt_set_next_event,
 	.rating		= 300,
-	.cpumask	= cpu_all_mask,
 };
 
 static struct irqaction integrator_timer_irq = {
@@ -413,29 +415,27 @@ static struct irqaction integrator_timer_irq = {
 	.dev_id		= &integrator_clockevent,
 };
 
-static void integrator_clockevent_init(u32 khz)
+static void integrator_clockevent_init(unsigned long inrate)
 {
-	struct clock_event_device *evt = &integrator_clockevent;
+	unsigned long rate = inrate;
 	unsigned int ctrl = 0;
 
-	if (khz * 1000 > 0x100000 * HZ) {
-		khz /= 256;
+	/* Calculate and program a divisor */
+	if (rate > 0x100000 * HZ) {
+		rate /= 256;
 		ctrl |= TIMER_CTRL_DIV256;
-	} else if (khz * 1000 > 0x10000 * HZ) {
-		khz /= 16;
+	} else if (rate > 0x10000 * HZ) {
+		rate /= 16;
 		ctrl |= TIMER_CTRL_DIV16;
 	}
-
-	timer_reload = khz * 1000 / HZ;
+	timer_reload = rate / HZ;
 	writel(ctrl, clkevt_base + TIMER_CTRL);
 
-	evt->irq = IRQ_TIMERINT1;
-	evt->mult = div_sc(khz, NSEC_PER_MSEC, evt->shift);
-	evt->max_delta_ns = clockevent_delta2ns(0xffff, evt);
-	evt->min_delta_ns = clockevent_delta2ns(0xf, evt);
-
 	setup_irq(IRQ_TIMERINT1, &integrator_timer_irq);
-	clockevents_register_device(evt);
+	clockevents_config_and_register(&integrator_clockevent,
+					rate,
+					1,
+					0xffffU);
 }
 
 /*
@@ -443,14 +443,20 @@ static void integrator_clockevent_init(u32 khz)
  */
 static void __init ap_init_timer(void)
 {
-	u32 khz = TICKS_PER_uSEC * 1000;
+	struct clk *clk;
+	unsigned long rate;
+
+	clk = clk_get_sys("ap_timer", NULL);
+	BUG_ON(IS_ERR(clk));
+	clk_enable(clk);
+	rate = clk_get_rate(clk);
 
 	writel(0, TIMER0_VA_BASE + TIMER_CTRL);
 	writel(0, TIMER1_VA_BASE + TIMER_CTRL);
 	writel(0, TIMER2_VA_BASE + TIMER_CTRL);
 
-	integrator_clocksource_init(khz);
-	integrator_clockevent_init(khz);
+	integrator_clocksource_init(rate);
+	integrator_clockevent_init(rate);
 }
 
 static struct sys_timer ap_timer = {

arch/arm/mach-iop13xx/Makefile.boot

-   zreladdr-y   := 0x00008000
+   zreladdr-y   += 0x00008000
 params_phys-y	:= 0x00000100
 initrd_phys-y 	:= 0x00800000

arch/arm/mach-iop32x/Makefile.boot

-   zreladdr-y	:= 0xa0008000
+   zreladdr-y	+= 0xa0008000
 params_phys-y	:= 0xa0000100
 initrd_phys-y	:= 0xa0800000

arch/arm/mach-iop33x/Makefile.boot

-   zreladdr-y	:= 0x00008000
+   zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 initrd_phys-y	:= 0x00800000

arch/arm/mach-ixp2000/Makefile.boot

-   zreladdr-y	:= 0x00008000
+   zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 

arch/arm/mach-ixp23xx/Makefile.boot

-   zreladdr-y	:= 0x00008000
+   zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100

arch/arm/mach-ixp4xx/Makefile.boot

-   zreladdr-y	:= 0x00008000
+   zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 

arch/arm/mach-ixp4xx/common-pci.c

@@ -397,7 +397,8 @@ void __init ixp4xx_pci_preinit(void)
 		local_write_config(PCI_BASE_ADDRESS_0, 4, PHYS_OFFSET);
 		local_write_config(PCI_BASE_ADDRESS_1, 4, PHYS_OFFSET + SZ_16M);
 		local_write_config(PCI_BASE_ADDRESS_2, 4, PHYS_OFFSET + SZ_32M);
-		local_write_config(PCI_BASE_ADDRESS_3, 4, PHYS_OFFSET + SZ_48M);
+		local_write_config(PCI_BASE_ADDRESS_3, 4,
+					PHYS_OFFSET + SZ_32M + SZ_16M);
 
 		/*
 		 * Enable CSR window at 64 MiB to allow PCI masters

arch/arm/mach-kirkwood/Makefile.boot

-   zreladdr-y	:= 0x00008000
+   zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 initrd_phys-y	:= 0x00800000

arch/arm/mach-ks8695/Makefile.boot

@@ -3,6 +3,6 @@
 #   PARAMS_PHYS must be within 4MB of ZRELADDR
 #   INITRD_PHYS must be in RAM
 
-   zreladdr-y	:= 0x00008000
+   zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 initrd_phys-y	:= 0x00800000

arch/arm/mach-lpc32xx/Makefile.boot

-   zreladdr-y	:= 0x80008000
+   zreladdr-y	+= 0x80008000
 params_phys-y	:= 0x80000100
 initrd_phys-y	:= 0x82000000
 

arch/arm/mach-mmp/Makefile.boot

-   zreladdr-y	:= 0x00008000
+   zreladdr-y	+= 0x00008000

arch/arm/mach-mmp/aspenite.c

@@ -160,7 +160,7 @@ static struct mtd_partition aspenite_nand_partitions[] = {
 	}, {
 		.name		= "filesystem",
 		.offset		= MTDPART_OFS_APPEND,
-		.size		= SZ_48M,
+		.size		= SZ_32M + SZ_16M,
 		.mask_flags	= 0,
 	}
 };

arch/arm/mach-mmp/ttc_dkb.c

@@ -93,7 +93,7 @@ static struct mtd_partition ttc_dkb_onenand_partitions[] = {
 	}, {
 		.name		= "filesystem",
 		.offset		= MTDPART_OFS_APPEND,
-		.size		= SZ_48M,
+		.size		= SZ_32M + SZ_16M,
 		.mask_flags	= 0,
 	}
 };

arch/arm/mach-msm/Makefile.boot

-  zreladdr-y		:= 0x10008000
+  zreladdr-y		+= 0x10008000
 params_phys-y		:= 0x10000100
 initrd_phys-y		:= 0x10800000

arch/arm/mach-msm/board-halibut.c

@@ -78,8 +78,8 @@ static void __init halibut_init(void)
 	platform_add_devices(devices, ARRAY_SIZE(devices));
 }
 
-static void __init halibut_fixup(struct machine_desc *desc, struct tag *tags,
-				 char **cmdline, struct meminfo *mi)
+static void __init halibut_fixup(struct tag *tags, char **cmdline,
+				 struct meminfo *mi)
 {
 	mi->nr_banks=1;
 	mi->bank[0].start = PHYS_OFFSET;

arch/arm/mach-msm/board-mahimahi.c

@@ -53,8 +53,8 @@ static void __init mahimahi_init(void)
 	platform_add_devices(devices, ARRAY_SIZE(devices));
 }
 
-static void __init mahimahi_fixup(struct machine_desc *desc, struct tag *tags,
-				 char **cmdline, struct meminfo *mi)
+static void __init mahimahi_fixup(struct tag *tags, char **cmdline,
+				  struct meminfo *mi)
 {
 	mi->nr_banks = 2;
 	mi->bank[0].start = PHYS_OFFSET;

arch/arm/mach-msm/board-sapphire.c

@@ -77,8 +77,8 @@ static struct map_desc sapphire_io_desc[] __initdata = {
 	}
 };
 
-static void __init sapphire_fixup(struct machine_desc *desc, struct tag *tags,
-				  char **cmdline, struct meminfo *mi)
+static void __init sapphire_fixup(struct tag *tags, char **cmdline,
+				  struct meminfo *mi)
 {
 	int smi_sz = parse_tag_smi((const struct tag *)tags);
 

arch/arm/mach-msm/board-trout.c

@@ -48,8 +48,8 @@ static void __init trout_init_irq(void)
 	msm_init_irq();
 }
 
-static void __init trout_fixup(struct machine_desc *desc, struct tag *tags,
-				char **cmdline, struct meminfo *mi)
+static void __init trout_fixup(struct tag *tags, char **cmdline,
+			       struct meminfo *mi)
 {
 	mi->nr_banks = 1;
 	mi->bank[0].start = PHYS_OFFSET;

arch/arm/mach-mv78xx0/Makefile.boot

-   zreladdr-y	:= 0x00008000
+   zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 initrd_phys-y	:= 0x00800000

arch/arm/mach-mx5/Makefile.boot

-   zreladdr-$(CONFIG_ARCH_MX50)	:= 0x70008000
+   zreladdr-$(CONFIG_ARCH_MX50)	+= 0x70008000
 params_phys-$(CONFIG_ARCH_MX50)	:= 0x70000100
 initrd_phys-$(CONFIG_ARCH_MX50)	:= 0x70800000
-   zreladdr-$(CONFIG_ARCH_MX51)	:= 0x90008000
+   zreladdr-$(CONFIG_ARCH_MX51)	+= 0x90008000
 params_phys-$(CONFIG_ARCH_MX51)	:= 0x90000100
 initrd_phys-$(CONFIG_ARCH_MX51)	:= 0x90800000
-   zreladdr-$(CONFIG_ARCH_MX53)	:= 0x70008000
+   zreladdr-$(CONFIG_ARCH_MX53)	+= 0x70008000
 params_phys-$(CONFIG_ARCH_MX53)	:= 0x70000100
 initrd_phys-$(CONFIG_ARCH_MX53)	:= 0x70800000

arch/arm/mach-mxs/Makefile.boot

-zreladdr-y := 0x40008000
+zreladdr-y += 0x40008000

arch/arm/mach-netx/Makefile.boot

-    zreladdr-y			:= 0x80008000
+    zreladdr-y			+= 0x80008000
 

arch/arm/mach-nomadik/Makefile.boot

-   zreladdr-y	:= 0x00008000
+   zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 initrd_phys-y	:= 0x00800000
 

arch/arm/mach-nuc93x/Makefile.boot

-zreladdr-y	:= 0x00008000
+zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 

arch/arm/mach-omap1/Makefile.boot

-   zreladdr-y		:= 0x10008000
+   zreladdr-y		+= 0x10008000
 params_phys-y		:= 0x10000100
 initrd_phys-y		:= 0x10800000

arch/arm/mach-omap2/Makefile.boot

-  zreladdr-y		:= 0x80008000
+  zreladdr-y		+= 0x80008000
 params_phys-y		:= 0x80000100
 initrd_phys-y		:= 0x80800000

arch/arm/mach-orion5x/Makefile.boot

-   zreladdr-y	:= 0x00008000
+   zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 initrd_phys-y	:= 0x00800000

arch/arm/mach-orion5x/common.c

@@ -308,8 +308,8 @@ void __init orion5x_init(void)
  * Many orion-based systems have buggy bootloader implementations.
  * This is a common fixup for bogus memory tags.
  */
-void __init tag_fixup_mem32(struct machine_desc *mdesc, struct tag *t,
-			    char **from, struct meminfo *meminfo)
+void __init tag_fixup_mem32(struct tag *t, char **from,
+			    struct meminfo *meminfo)
 {
 	for (; t->hdr.size; t = tag_next(t))
 		if (t->hdr.tag == ATAG_MEM &&

arch/arm/mach-orion5x/common.h

@@ -53,11 +53,9 @@ int orion5x_pci_sys_setup(int nr, struct pci_sys_data *sys);
 struct pci_bus *orion5x_pci_sys_scan_bus(int nr, struct pci_sys_data *sys);
 int orion5x_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin);
 
-struct machine_desc;
 struct meminfo;
 struct tag;
-extern void __init tag_fixup_mem32(struct machine_desc *, struct tag *,
-				   char **, struct meminfo *);
+extern void __init tag_fixup_mem32(struct tag *, char **, struct meminfo *);
 
 
 #endif

arch/arm/mach-pnx4008/Makefile.boot

-   zreladdr-y		:= 0x80008000
+   zreladdr-y		+= 0x80008000
 params_phys-y		:= 0x80000100
 initrd_phys-y		:= 0x80800000
 

arch/arm/mach-prima2/Makefile.boot

-zreladdr-y		:= 0x00008000
+zreladdr-y		+= 0x00008000
 params_phys-y		:= 0x00000100
 initrd_phys-y		:= 0x00800000

arch/arm/mach-pxa/Makefile.boot

-   zreladdr-y	:= 0xa0008000
+   zreladdr-y	+= 0xa0008000
 

arch/arm/mach-pxa/cm-x300.c

@@ -839,8 +839,8 @@ static void __init cm_x300_init(void)
 	cm_x300_init_bl();
 }
 
-static void __init cm_x300_fixup(struct machine_desc *mdesc, struct tag *tags,
-				 char **cmdline, struct meminfo *mi)
+static void __init cm_x300_fixup(struct tag *tags, char **cmdline,
+				 struct meminfo *mi)
 {
 	/* Make sure that mi->bank[0].start = PHYS_ADDR */
 	for (; tags->hdr.size; tags = tag_next(tags))

arch/arm/mach-pxa/corgi.c

@@ -705,8 +705,8 @@ static void __init corgi_init(void)
 	platform_add_devices(devices, ARRAY_SIZE(devices));
 }
 
-static void __init fixup_corgi(struct machine_desc *desc,
-		struct tag *tags, char **cmdline, struct meminfo *mi)
+static void __init fixup_corgi(struct tag *tags, char **cmdline,
+			       struct meminfo *mi)
 {
 	sharpsl_save_param();
 	mi->nr_banks=1;

arch/arm/mach-pxa/eseries.c

@@ -41,8 +41,7 @@
 #include "clock.h"
 
 /* Only e800 has 128MB RAM */
-void __init eseries_fixup(struct machine_desc *desc,
-	struct tag *tags, char **cmdline, struct meminfo *mi)
+void __init eseries_fixup(struct tag *tags, char **cmdline, struct meminfo *mi)
 {
 	mi->nr_banks=1;
 	mi->bank[0].start = 0xa0000000;

arch/arm/mach-pxa/eseries.h

-void __init eseries_fixup(struct machine_desc *desc,
-	struct tag *tags, char **cmdline, struct meminfo *mi);
+void __init eseries_fixup(struct tag *tags, char **cmdline, struct meminfo *mi);
 
 extern struct pxa2xx_udc_mach_info e7xx_udc_mach_info;
 extern struct pxaficp_platform_data e7xx_ficp_platform_data;

arch/arm/mach-pxa/poodle.c

@@ -454,8 +454,8 @@ static void __init poodle_init(void)
 	poodle_init_spi();
 }
 
-static void __init fixup_poodle(struct machine_desc *desc,
-		struct tag *tags, char **cmdline, struct meminfo *mi)
+static void __init fixup_poodle(struct tag *tags, char **cmdline,
+				struct meminfo *mi)
 {
 	sharpsl_save_param();
 	mi->nr_banks=1;

arch/arm/mach-pxa/saar.c

@@ -540,7 +540,7 @@ static struct mtd_partition saar_onenand_partitions[] = {
 	}, {
 		.name		= "filesystem",
 		.offset		= MTDPART_OFS_APPEND,
-		.size		= SZ_48M,
+		.size		= SZ_32M + SZ_16M,
 		.mask_flags	= 0,
 	}
 };

arch/arm/mach-pxa/spitz.c

@@ -970,8 +970,8 @@ static void __init spitz_init(void)
 	spitz_i2c_init();
 }
 
-static void __init spitz_fixup(struct machine_desc *desc,
-		struct tag *tags, char **cmdline, struct meminfo *mi)
+static void __init spitz_fixup(struct tag *tags, char **cmdline,
+			       struct meminfo *mi)
 {
 	sharpsl_save_param();
 	mi->nr_banks = 1;

arch/arm/mach-pxa/tosa.c

@@ -960,8 +960,8 @@ static void __init tosa_init(void)
 	platform_add_devices(devices, ARRAY_SIZE(devices));
 }
 
-static void __init fixup_tosa(struct machine_desc *desc,
-		struct tag *tags, char **cmdline, struct meminfo *mi)
+static void __init fixup_tosa(struct tag *tags, char **cmdline,
+			      struct meminfo *mi)
 {
 	sharpsl_save_param();
 	mi->nr_banks=1;

arch/arm/mach-realview/Makefile.boot

 ifeq ($(CONFIG_REALVIEW_HIGH_PHYS_OFFSET),y)
-   zreladdr-y	:= 0x70008000
+   zreladdr-y	+= 0x70008000
 params_phys-y	:= 0x70000100
 initrd_phys-y	:= 0x70800000
 else
-   zreladdr-y	:= 0x00008000
+   zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 initrd_phys-y	:= 0x00800000
 endif

arch/arm/mach-realview/core.c

@@ -517,8 +517,7 @@ void __init realview_timer_init(unsigned int timer_irq)
 /*
  * Setup the memory banks.
  */
-void realview_fixup(struct machine_desc *mdesc, struct tag *tags, char **from,
-		    struct meminfo *meminfo)
+void realview_fixup(struct tag *tags, char **from, struct meminfo *meminfo)
 {
 	/*
 	 * Most RealView platforms have 512MB contiguous RAM at 0x70000000.

arch/arm/mach-realview/core.h

@@ -63,8 +63,8 @@ extern int realview_flash_register(struct resource *res, u32 num);
 extern int realview_eth_register(const char *name, struct resource *res);
 extern int realview_usb_register(struct resource *res);
 extern void realview_init_early(void);
-extern void realview_fixup(struct machine_desc *mdesc, struct tag *tags,
-			   char **from, struct meminfo *meminfo);
+extern void realview_fixup(struct tag *tags, char **from,
+			   struct meminfo *meminfo);
 extern void (*realview_reset)(char);
 
 #endif

arch/arm/mach-realview/include/mach/board-pb1176.h

@@ -70,6 +70,7 @@
 
 #define REALVIEW_DC1176_GIC_CPU_BASE		0x10120000 /* GIC CPU interface, on devchip */
 #define REALVIEW_DC1176_GIC_DIST_BASE		0x10121000 /* GIC distributor, on devchip */
+#define REALVIEW_DC1176_ROM_BASE		0x10200000 /* 16KiB NRAM preudo-ROM, on devchip */
 #define REALVIEW_PB1176_GIC_CPU_BASE		0x10040000 /* GIC CPU interface, on FPGA */
 #define REALVIEW_PB1176_GIC_DIST_BASE		0x10041000 /* GIC distributor, on FPGA */
 #define REALVIEW_PB1176_L220_BASE		0x10110000 /* L220 registers */

arch/arm/mach-realview/realview_pb1176.c

@@ -26,6 +26,8 @@
 #include <linux/amba/pl061.h>
 #include <linux/amba/mmci.h>
 #include <linux/amba/pl022.h>
+#include <linux/mtd/physmap.h>
+#include <linux/mtd/partitions.h>
 #include <linux/io.h>
 
 #include <mach/hardware.h>
@@ -204,22 +206,48 @@ static struct amba_device *amba_devs[] __initdata = {
  * RealView PB1176 platform devices
  */
 static struct resource realview_pb1176_flash_resources[] = {
-	[0] = {
+	{
 		.start		= REALVIEW_PB1176_FLASH_BASE,
 		.end		= REALVIEW_PB1176_FLASH_BASE + REALVIEW_PB1176_FLASH_SIZE - 1,
 		.flags		= IORESOURCE_MEM,
 	},
-	[1] = {
+#ifdef CONFIG_REALVIEW_PB1176_SECURE_FLASH
+	{
 		.start		= REALVIEW_PB1176_SEC_FLASH_BASE,
 		.end		= REALVIEW_PB1176_SEC_FLASH_BASE + REALVIEW_PB1176_SEC_FLASH_SIZE - 1,
 		.flags		= IORESOURCE_MEM,
 	},
-};
-#ifdef CONFIG_REALVIEW_PB1176_SECURE_FLASH
-#define PB1176_FLASH_BLOCKS	2
-#else
-#define PB1176_FLASH_BLOCKS	1
 #endif
+};
+
+static struct physmap_flash_data pb1176_rom_pdata = {
+	.probe_type	= "map_rom",
+	.width		= 4,
+	.nr_parts	= 0,
+};
+
+static struct resource pb1176_rom_resources[] = {
+	/*
+	 * This exposes the PB1176 DevChip ROM as an MTD ROM mapping.
+	 * The reference manual states that this is actually a pseudo-ROM
+	 * programmed in NVRAM.
+	 */
+	{
+		.start		= REALVIEW_DC1176_ROM_BASE,
+		.end		= REALVIEW_DC1176_ROM_BASE + SZ_16K - 1,
+		.flags		= IORESOURCE_MEM,
+	}
+};
+
+static struct platform_device pb1176_rom_device = {
+	.name		= "physmap-flash",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(pb1176_rom_resources),
+	.resource	= pb1176_rom_resources,
+	.dev = {
+		.platform_data = &pb1176_rom_pdata,
+	},
+};
 
 static struct resource realview_pb1176_smsc911x_resources[] = {
 	[0] = {
@@ -316,8 +344,7 @@ static void realview_pb1176_reset(char mode)
 	__raw_writel(REALVIEW_PB1176_SYS_SOFT_RESET, reset_ctrl);
 }
 
-static void realview_pb1176_fixup(struct machine_desc *mdesc,
-				  struct tag *tags, char **from,
+static void realview_pb1176_fixup(struct tag *tags, char **from,
 				  struct meminfo *meminfo)
 {
 	/*
@@ -338,7 +365,8 @@ static void __init realview_pb1176_init(void)
 #endif
 
 	realview_flash_register(realview_pb1176_flash_resources,
-				PB1176_FLASH_BLOCKS);
+				ARRAY_SIZE(realview_pb1176_flash_resources));
+	platform_device_register(&pb1176_rom_device);
 	realview_eth_register(NULL, realview_pb1176_smsc911x_resources);
 	platform_device_register(&realview_i2c_device);
 	realview_usb_register(realview_pb1176_isp1761_resources);

arch/arm/mach-realview/realview_pbx.c

@@ -319,8 +319,8 @@ static struct sys_timer realview_pbx_timer = {
 	.init		= realview_pbx_timer_init,
 };
 
-static void realview_pbx_fixup(struct machine_desc *mdesc, struct tag *tags,
-			       char **from, struct meminfo *meminfo)
+static void realview_pbx_fixup(struct tag *tags, char **from,
+			       struct meminfo *meminfo)
 {
 #ifdef CONFIG_SPARSEMEM
 	/*
@@ -335,7 +335,7 @@ static void realview_pbx_fixup(struct machine_desc *mdesc, struct tag *tags,
 	meminfo->bank[2].size = SZ_256M;
 	meminfo->nr_banks = 3;
 #else
-	realview_fixup(mdesc, tags, from, meminfo);
+	realview_fixup(tags, from, meminfo);
 #endif
 }
 

arch/arm/mach-rpc/Makefile.boot

-   zreladdr-y	:= 0x10008000
+   zreladdr-y	+= 0x10008000
 params_phys-y	:= 0x10000100
 initrd_phys-y	:= 0x18000000
 

arch/arm/mach-s3c2410/Makefile.boot

 ifeq ($(CONFIG_PM_H1940),y)
-	zreladdr-y		:= 0x30108000
+	zreladdr-y	+= 0x30108000
 	params_phys-y	:= 0x30100100
 else
-	zreladdr-y		:= 0x30008000
+	zreladdr-y	+= 0x30008000
 	params_phys-y	:= 0x30000100
 endif

arch/arm/mach-s3c2412/mach-smdk2413.c

@@ -92,8 +92,7 @@ static struct platform_device *smdk2413_devices[] __initdata = {
 	&s3c_device_usbgadget,
 };
 
-static void __init smdk2413_fixup(struct machine_desc *desc,
-				  struct tag *tags, char **cmdline,
+static void __init smdk2413_fixup(struct tag *tags, char **cmdline,
 				  struct meminfo *mi)
 {
 	if (tags != phys_to_virt(S3C2410_SDRAM_PA + 0x100)) {

arch/arm/mach-s3c2412/mach-vstms.c

@@ -129,9 +129,8 @@ static struct platform_device *vstms_devices[] __initdata = {
 	&s3c_device_nand,
 };
 
-static void __init vstms_fixup(struct machine_desc *desc,
-				  struct tag *tags, char **cmdline,
-				  struct meminfo *mi)
+static void __init vstms_fixup(struct tag *tags, char **cmdline,
+			       struct meminfo *mi)
 {
 	if (tags != phys_to_virt(S3C2410_SDRAM_PA + 0x100)) {
 		mi->nr_banks=1;

arch/arm/mach-s3c64xx/Makefile.boot

-   zreladdr-y	:= 0x50008000
+   zreladdr-y	+= 0x50008000
 params_phys-y	:= 0x50000100

arch/arm/mach-s5p64x0/Makefile.boot

-   zreladdr-y	:= 0x20008000
+   zreladdr-y	+= 0x20008000
 params_phys-y	:= 0x20000100

arch/arm/mach-s5pc100/Makefile.boot

-   zreladdr-y	:= 0x20008000
+   zreladdr-y	+= 0x20008000
 params_phys-y	:= 0x20000100

arch/arm/mach-s5pv210/Makefile.boot

-   zreladdr-y	:= 0x20008000
+   zreladdr-y	+= 0x20008000
 params_phys-y	:= 0x20000100

arch/arm/mach-sa1100/Makefile

@@ -45,7 +45,6 @@ obj-$(CONFIG_SA1100_PLEB)		+= pleb.o
 obj-$(CONFIG_SA1100_SHANNON)		+= shannon.o
 
 obj-$(CONFIG_SA1100_SIMPAD)		+= simpad.o
-led-$(CONFIG_SA1100_SIMPAD)		+= leds-simpad.o
 
 # LEDs support
 obj-$(CONFIG_LEDS) += $(led-y)

arch/arm/mach-sa1100/Makefile.boot

-   zreladdr-y	:= 0xc0008000
 ifeq ($(CONFIG_ARCH_SA1100),y)
-   zreladdr-$(CONFIG_SA1111)		:= 0xc0208000
+   zreladdr-$(CONFIG_SA1111)		+= 0xc0208000
+else
+   zreladdr-y	+= 0xc0008000
 endif
 params_phys-y	:= 0xc0000100
 initrd_phys-y	:= 0xc0800000

arch/arm/mach-sa1100/assabet.c

@@ -301,8 +301,7 @@ static void __init get_assabet_scr(void)
 }
 
 static void __init
-fixup_assabet(struct machine_desc *desc, struct tag *tags,
-	      char **cmdline, struct meminfo *mi)
+fixup_assabet(struct tag *tags, char **cmdline, struct meminfo *mi)
 {
 	/* This must be done before any call to machine_has_neponset() */
 	map_sa1100_gpio_regs();

arch/arm/mach-sa1100/include/mach/simpad.h

@@ -48,32 +48,80 @@
 #define GPIO_SMART_CARD		GPIO_GPIO10
 #define IRQ_GPIO_SMARD_CARD	IRQ_GPIO10
 
-// CS3 Latch is write only, a shadow is necessary
+/*--- ucb1x00 GPIO ---*/
+#define SIMPAD_UCB1X00_GPIO_BASE	(GPIO_MAX + 1)
+#define SIMPAD_UCB1X00_GPIO_PROG1	(SIMPAD_UCB1X00_GPIO_BASE)
+#define SIMPAD_UCB1X00_GPIO_PROG2	(SIMPAD_UCB1X00_GPIO_BASE + 1)
+#define SIMPAD_UCB1X00_GPIO_UP		(SIMPAD_UCB1X00_GPIO_BASE + 2)
+#define SIMPAD_UCB1X00_GPIO_DOWN	(SIMPAD_UCB1X00_GPIO_BASE + 3)
+#define SIMPAD_UCB1X00_GPIO_LEFT	(SIMPAD_UCB1X00_GPIO_BASE + 4)
+#define SIMPAD_UCB1X00_GPIO_RIGHT	(SIMPAD_UCB1X00_GPIO_BASE + 5)
+#define SIMPAD_UCB1X00_GPIO_6		(SIMPAD_UCB1X00_GPIO_BASE + 6)
+#define SIMPAD_UCB1X00_GPIO_7		(SIMPAD_UCB1X00_GPIO_BASE + 7)
+#define SIMPAD_UCB1X00_GPIO_HEADSET	(SIMPAD_UCB1X00_GPIO_BASE + 8)
+#define SIMPAD_UCB1X00_GPIO_SPEAKER	(SIMPAD_UCB1X00_GPIO_BASE + 9)
+
+/*--- CS3 Latch ---*/
+#define SIMPAD_CS3_GPIO_BASE		(GPIO_MAX + 11)
+#define SIMPAD_CS3_VCC_5V_EN		(SIMPAD_CS3_GPIO_BASE)
+#define SIMPAD_CS3_VCC_3V_EN		(SIMPAD_CS3_GPIO_BASE + 1)
+#define SIMPAD_CS3_EN1			(SIMPAD_CS3_GPIO_BASE + 2)
+#define SIMPAD_CS3_EN0			(SIMPAD_CS3_GPIO_BASE + 3)
+#define SIMPAD_CS3_DISPLAY_ON		(SIMPAD_CS3_GPIO_BASE + 4)
+#define SIMPAD_CS3_PCMCIA_BUFF_DIS	(SIMPAD_CS3_GPIO_BASE + 5)
+#define SIMPAD_CS3_MQ_RESET		(SIMPAD_CS3_GPIO_BASE + 6)
+#define SIMPAD_CS3_PCMCIA_RESET		(SIMPAD_CS3_GPIO_BASE + 7)
+#define SIMPAD_CS3_DECT_POWER_ON	(SIMPAD_CS3_GPIO_BASE + 8)
+#define SIMPAD_CS3_IRDA_SD		(SIMPAD_CS3_GPIO_BASE + 9)
+#define SIMPAD_CS3_RS232_ON		(SIMPAD_CS3_GPIO_BASE + 10)
+#define SIMPAD_CS3_SD_MEDIAQ		(SIMPAD_CS3_GPIO_BASE + 11)
+#define SIMPAD_CS3_LED2_ON		(SIMPAD_CS3_GPIO_BASE + 12)
+#define SIMPAD_CS3_IRDA_MODE		(SIMPAD_CS3_GPIO_BASE + 13)
+#define SIMPAD_CS3_ENABLE_5V		(SIMPAD_CS3_GPIO_BASE + 14)
+#define SIMPAD_CS3_RESET_SIMCARD	(SIMPAD_CS3_GPIO_BASE + 15)
+
+#define SIMPAD_CS3_PCMCIA_BVD1		(SIMPAD_CS3_GPIO_BASE + 16)
+#define SIMPAD_CS3_PCMCIA_BVD2		(SIMPAD_CS3_GPIO_BASE + 17)
+#define SIMPAD_CS3_PCMCIA_VS1		(SIMPAD_CS3_GPIO_BASE + 18)
+#define SIMPAD_CS3_PCMCIA_VS2		(SIMPAD_CS3_GPIO_BASE + 19)
+#define SIMPAD_CS3_LOCK_IND		(SIMPAD_CS3_GPIO_BASE + 20)
+#define SIMPAD_CS3_CHARGING_STATE	(SIMPAD_CS3_GPIO_BASE + 21)
+#define SIMPAD_CS3_PCMCIA_SHORT		(SIMPAD_CS3_GPIO_BASE + 22)
+#define SIMPAD_CS3_GPIO_23		(SIMPAD_CS3_GPIO_BASE + 23)
 
-#define CS3BUSTYPE unsigned volatile long
 #define CS3_BASE        0xf1000000
 
-#define VCC_5V_EN       0x0001 // For 5V PCMCIA
-#define VCC_3V_EN       0x0002 // FOR 3.3V PCMCIA
-#define EN1             0x0004 // This is only for EPROM's
-#define EN0             0x0008 // Both should be enable for 3.3V or 5V
-#define DISPLAY_ON      0x0010
-#define PCMCIA_BUFF_DIS 0x0020
-#define MQ_RESET        0x0040
-#define PCMCIA_RESET    0x0080
-#define DECT_POWER_ON   0x0100
-#define IRDA_SD         0x0200 // Shutdown for powersave
-#define RS232_ON        0x0400
-#define SD_MEDIAQ       0x0800 // Shutdown for powersave
-#define LED2_ON         0x1000
-#define IRDA_MODE       0x2000 // Fast/Slow IrDA mode
-#define ENABLE_5V       0x4000 // Enable 5V circuit
-#define RESET_SIMCARD   0x8000
-
-#define RS232_ENABLE    0x0440
-#define PCMCIAMASK      0x402f
-
-
+long simpad_get_cs3_ro(void);
+long simpad_get_cs3_shadow(void);
+void simpad_set_cs3_bit(int value);
+void simpad_clear_cs3_bit(int value);
+
+#define VCC_5V_EN	0x0001 /* For 5V PCMCIA */
+#define VCC_3V_EN	0x0002 /* FOR 3.3V PCMCIA */
+#define EN1		0x0004 /* This is only for EPROM's */
+#define EN0		0x0008 /* Both should be enable for 3.3V or 5V */
+#define DISPLAY_ON	0x0010
+#define PCMCIA_BUFF_DIS	0x0020
+#define MQ_RESET	0x0040
+#define PCMCIA_RESET	0x0080
+#define DECT_POWER_ON	0x0100
+#define IRDA_SD		0x0200 /* Shutdown for powersave */
+#define RS232_ON	0x0400
+#define SD_MEDIAQ	0x0800 /* Shutdown for powersave */
+#define LED2_ON		0x1000
+#define IRDA_MODE	0x2000 /* Fast/Slow IrDA mode */
+#define ENABLE_5V	0x4000 /* Enable 5V circuit */
+#define RESET_SIMCARD	0x8000
+
+#define PCMCIA_BVD1	0x01
+#define PCMCIA_BVD2	0x02
+#define PCMCIA_VS1	0x04
+#define PCMCIA_VS2	0x08
+#define LOCK_IND	0x10
+#define CHARGING_STATE	0x20
+#define PCMCIA_SHORT	0x40
+
+/*--- Battery ---*/
 struct simpad_battery {
 	unsigned char ac_status;	/* line connected yes/no */
 	unsigned char status;		/* battery loading yes/no */

arch/arm/mach-sa1100/leds-simpad.c

-/*
- * linux/arch/arm/mach-sa1100/leds-simpad.c
- *
- * Author: Juergen Messerer <juergen.messerer@siemens.ch>
- */
-#include <linux/init.h>
-
-#include <mach/hardware.h>
-#include <asm/leds.h>
-#include <asm/system.h>
-#include <mach/simpad.h>
-
-#include "leds.h"
-
-
-#define LED_STATE_ENABLED	1
-#define LED_STATE_CLAIMED	2
-
-static unsigned int led_state;
-static unsigned int hw_led_state;
-
-#define	LED_GREEN	(1)
-#define	LED_MASK	(1)
-
-extern void set_cs3_bit(int value);
-extern void clear_cs3_bit(int value);     
-
-void simpad_leds_event(led_event_t evt)
-{
-	switch (evt)
-	{
-	case led_start:
-	        hw_led_state = LED_GREEN;
-		led_state = LED_STATE_ENABLED;
-		break;
-
-	case led_stop:
-		led_state &= ~LED_STATE_ENABLED;
-		break;
-
-	case led_claim:
-		led_state |= LED_STATE_CLAIMED;
-		hw_led_state = LED_GREEN;
-		break;
-
-	case led_release:
-		led_state &= ~LED_STATE_CLAIMED;
-		hw_led_state = LED_GREEN;
-		break;
-
-#ifdef CONFIG_LEDS_TIMER
-	case led_timer:
-		if (!(led_state & LED_STATE_CLAIMED))
-			hw_led_state ^= LED_GREEN;
-		break;
-#endif
-
-#ifdef CONFIG_LEDS_CPU
-	case led_idle_start:
-		break;
-
-	case led_idle_end:
-		break;
-#endif
-
-	case led_halted:
-		break;
-
-	case led_green_on:
-		if (led_state & LED_STATE_CLAIMED)
-			hw_led_state |= LED_GREEN;
-		break;
-
-	case led_green_off:
-		if (led_state & LED_STATE_CLAIMED)
-			hw_led_state &= ~LED_GREEN;
-		break;
-
-	case led_amber_on:
-		break;
-
-	case led_amber_off:
-		break;
-
-	case led_red_on:
-		break;
-
-	case led_red_off:
-		break;
-
-	default:
-		break;
-	}
-
-	if  (led_state & LED_STATE_ENABLED)
-		set_cs3_bit(LED2_ON);
-	else 
-	        clear_cs3_bit(LED2_ON);
-}
-

arch/arm/mach-sa1100/leds.c

@@ -42,8 +42,6 @@ sa1100_leds_init(void)
 		leds_event = adsbitsy_leds_event;
 	if (machine_is_pt_system3())
 		leds_event = system3_leds_event;
-	if (machine_is_simpad())
-		leds_event = simpad_leds_event; /* what about machine registry? including led, apm... -zecke */
 
 	leds_event(led_start);
 	return 0;

arch/arm/mach-sa1100/leds.h

@@ -11,4 +11,3 @@ extern void pfs168_leds_event(led_event_t evt);
 extern void graphicsmaster_leds_event(led_event_t evt);
 extern void adsbitsy_leds_event(led_event_t evt);
 extern void system3_leds_event(led_event_t evt);
-extern void simpad_leds_event(led_event_t evt);

arch/arm/mach-sa1100/simpad.c

@@ -13,6 +13,7 @@
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
 #include <linux/io.h>
+#include <linux/gpio.h>
 
 #include <asm/irq.h>
 #include <mach/hardware.h>
@@ -28,35 +29,92 @@
 
 #include <linux/serial_core.h>
 #include <linux/ioport.h>
+#include <linux/input.h>
+#include <linux/gpio_keys.h>
+#include <linux/leds.h>
+#include <linux/i2c-gpio.h>
 
 #include "generic.h"
 
-long cs3_shadow;
+/*
+ * CS3 support
+ */
 
-long get_cs3_shadow(void)
+static long cs3_shadow;
+static spinlock_t cs3_lock;
+static struct gpio_chip cs3_gpio;
+
+long simpad_get_cs3_ro(void)
+{
+	return readl(CS3_BASE);
+}
+EXPORT_SYMBOL(simpad_get_cs3_ro);
+
+long simpad_get_cs3_shadow(void)
 {
 	return cs3_shadow;
 }
+EXPORT_SYMBOL(simpad_get_cs3_shadow);
 
-void set_cs3(long value)
+static void __simpad_write_cs3(void)
 {
-	*(CS3BUSTYPE *)(CS3_BASE) = cs3_shadow = value;
+	writel(cs3_shadow, CS3_BASE);
 }
 
-void set_cs3_bit(int value)
+void simpad_set_cs3_bit(int value)
 {
+	unsigned long flags;
+
+	spin_lock_irqsave(&cs3_lock, flags);
 	cs3_shadow |= value;
-	*(CS3BUSTYPE *)(CS3_BASE) = cs3_shadow;
+	__simpad_write_cs3();
+	spin_unlock_irqrestore(&cs3_lock, flags);
 }
+EXPORT_SYMBOL(simpad_set_cs3_bit);
 
-void clear_cs3_bit(int value)
+void simpad_clear_cs3_bit(int value)
 {
+	unsigned long flags;
+
+	spin_lock_irqsave(&cs3_lock, flags);
 	cs3_shadow &= ~value;
-	*(CS3BUSTYPE *)(CS3_BASE) = cs3_shadow;
+	__simpad_write_cs3();
+	spin_unlock_irqrestore(&cs3_lock, flags);
 }
+EXPORT_SYMBOL(simpad_clear_cs3_bit);
+
+static void cs3_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
+{
+	if (offset > 15)
+		return;
+	if (value)
+		simpad_set_cs3_bit(1 << offset);
+	else
+		simpad_clear_cs3_bit(1 << offset);
+};
+
+static int cs3_gpio_get(struct gpio_chip *chip, unsigned offset)
+{
+	if (offset > 15)
+		return simpad_get_cs3_ro() & (1 << (offset - 16));
+	return simpad_get_cs3_shadow() & (1 << offset);
+};
 
-EXPORT_SYMBOL(set_cs3_bit);
-EXPORT_SYMBOL(clear_cs3_bit);
+static int cs3_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
+{
+	if (offset > 15)
+		return 0;
+	return -EINVAL;
+};
+
+static int cs3_gpio_direction_output(struct gpio_chip *chip, unsigned offset,
+	int value)
+{
+	if (offset > 15)
+		return -EINVAL;
+	cs3_gpio_set(chip, offset, value);
+	return 0;
+};
 
 static struct map_desc simpad_io_desc[] __initdata = {
 	{	/* MQ200 */
@@ -64,9 +122,9 @@ static struct map_desc simpad_io_desc[] __initdata = {
 		.pfn		= __phys_to_pfn(0x4b800000),
 		.length		= 0x00800000,
 		.type		= MT_DEVICE
-	}, {	/* Paules CS3, write only */
-		.virtual	=  0xf1000000,
-		.pfn		= __phys_to_pfn(0x18000000),
+	}, {	/* Simpad CS3 */
+		.virtual	= CS3_BASE,
+		.pfn		= __phys_to_pfn(SA1100_CS3_PHYS),
 		.length		= 0x00100000,
 		.type		= MT_DEVICE
 	},
@@ -78,12 +136,12 @@ static void simpad_uart_pm(struct uart_port *port, u_int state, u_int oldstate)
 	if (port->mapbase == (u_int)&Ser1UTCR0) {
 		if (state)
 		{
-			clear_cs3_bit(RS232_ON);
-			clear_cs3_bit(DECT_POWER_ON);
+			simpad_clear_cs3_bit(RS232_ON);
+			simpad_clear_cs3_bit(DECT_POWER_ON);
 		}else
 		{
-			set_cs3_bit(RS232_ON);
-			set_cs3_bit(DECT_POWER_ON);
+			simpad_set_cs3_bit(RS232_ON);
+			simpad_set_cs3_bit(DECT_POWER_ON);
 		}
 	}
 }
@@ -132,6 +190,7 @@ static struct resource simpad_flash_resources [] = {
 static struct mcp_plat_data simpad_mcp_data = {
 	.mccr0		= MCCR0_ADM,
 	.sclk_rate	= 11981000,
+	.gpio_base	= SIMPAD_UCB1X00_GPIO_BASE,
 };
 
 
@@ -142,9 +201,10 @@ static void __init simpad_map_io(void)
 
 	iotable_init(simpad_io_desc, ARRAY_SIZE(simpad_io_desc));
 
-	set_cs3_bit (EN1 | EN0 | LED2_ON | DISPLAY_ON | RS232_ON |
-		      ENABLE_5V | RESET_SIMCARD | DECT_POWER_ON);
-
+	/* Initialize CS3 */
+	cs3_shadow = (EN1 | EN0 | LED2_ON | DISPLAY_ON |
+		RS232_ON | ENABLE_5V | RESET_SIMCARD | DECT_POWER_ON);
+	__simpad_write_cs3(); /* Spinlocks not yet initialized */
 
         sa1100_register_uart_fns(&simpad_port_fns);
 	sa1100_register_uart(0, 3);  /* serial interface */
@@ -170,13 +230,14 @@ static void __init simpad_map_io(void)
 
 static void simpad_power_off(void)
 {
-	local_irq_disable(); // was cli
-	set_cs3(0x800);        /* only SD_MEDIAQ */
+	local_irq_disable();
+	cs3_shadow = SD_MEDIAQ;
+	__simpad_write_cs3(); /* Bypass spinlock here */
 
 	/* disable internal oscillator, float CS lines */
 	PCFR = (PCFR_OPDE | PCFR_FP | PCFR_FS);
-	/* enable wake-up on GPIO0 (Assabet...) */
-	PWER = GFER = GRER = 1;
+	/* enable wake-up on GPIO0 */
+	PWER = GFER = GRER = PWER_GPIO0;
 	/*
 	 * set scratchpad to zero, just in case it is used as a
 	 * restart address by the bootloader.
@@ -192,6 +253,91 @@ static void simpad_power_off(void)
 
 }
 
+/*
+ * gpio_keys
+*/
+
+static struct gpio_keys_button simpad_button_table[] = {
+	{ KEY_POWER, IRQ_GPIO_POWER_BUTTON, 1, "power button" },
+};
+
+static struct gpio_keys_platform_data simpad_keys_data = {
+	.buttons = simpad_button_table,
+	.nbuttons = ARRAY_SIZE(simpad_button_table),
+};
+
+static struct platform_device simpad_keys = {
+	.name = "gpio-keys",
+	.dev = {
+		.platform_data = &simpad_keys_data,
+	},
+};
+
+static struct gpio_keys_button simpad_polled_button_table[] = {
+	{ KEY_PROG1, SIMPAD_UCB1X00_GPIO_PROG1, 1, "prog1 button" },
+	{ KEY_PROG2, SIMPAD_UCB1X00_GPIO_PROG2, 1, "prog2 button" },
+	{ KEY_UP,    SIMPAD_UCB1X00_GPIO_UP,    1, "up button" },
+	{ KEY_DOWN,  SIMPAD_UCB1X00_GPIO_DOWN,  1, "down button" },
+	{ KEY_LEFT,  SIMPAD_UCB1X00_GPIO_LEFT,  1, "left button" },
+	{ KEY_RIGHT, SIMPAD_UCB1X00_GPIO_RIGHT, 1, "right button" },
+};
+
+static struct gpio_keys_platform_data simpad_polled_keys_data = {
+	.buttons = simpad_polled_button_table,
+	.nbuttons = ARRAY_SIZE(simpad_polled_button_table),
+	.poll_interval = 50,
+};
+
+static struct platform_device simpad_polled_keys = {
+	.name = "gpio-keys-polled",
+	.dev = {
+		.platform_data = &simpad_polled_keys_data,
+	},
+};
+
+/*
+ * GPIO LEDs
+ */
+
+static struct gpio_led simpad_leds[] = {
+	{
+		.name = "simpad:power",
+		.gpio = SIMPAD_CS3_LED2_ON,
+		.active_low = 0,
+		.default_trigger = "default-on",
+	},
+};
+
+static struct gpio_led_platform_data simpad_led_data = {
+	.num_leds = ARRAY_SIZE(simpad_leds),
+	.leds = simpad_leds,
+};
+
+static struct platform_device simpad_gpio_leds = {
+	.name = "leds-gpio",
+	.id = 0,
+	.dev = {
+		.platform_data = &simpad_led_data,
+	},
+};
+
+/*
+ * i2c
+ */
+static struct i2c_gpio_platform_data simpad_i2c_data = {
+	.sda_pin = GPIO_GPIO21,
+	.scl_pin = GPIO_GPIO25,
+	.udelay = 10,
+	.timeout = HZ,
+};
+
+static struct platform_device simpad_i2c = {
+	.name = "i2c-gpio",
+	.id = 0,
+	.dev = {
+		.platform_data = &simpad_i2c_data,
+	},
+};
 
 /*
  * MediaQ Video Device
@@ -202,7 +348,11 @@ static struct platform_device simpad_mq200fb = {
 };
 
 static struct platform_device *devices[] __initdata = {
-	&simpad_mq200fb
+	&simpad_keys,
+	&simpad_polled_keys,
+	&simpad_mq200fb,
+	&simpad_gpio_leds,
+	&simpad_i2c,
 };
 
 
@@ -211,6 +361,19 @@ static int __init simpad_init(void)
 {
 	int ret;
 
+	spin_lock_init(&cs3_lock);
+
+	cs3_gpio.label = "simpad_cs3";
+	cs3_gpio.base = SIMPAD_CS3_GPIO_BASE;
+	cs3_gpio.ngpio = 24;
+	cs3_gpio.set = cs3_gpio_set;
+	cs3_gpio.get = cs3_gpio_get;
+	cs3_gpio.direction_input = cs3_gpio_direction_input;
+	cs3_gpio.direction_output = cs3_gpio_direction_output;
+	ret = gpiochip_add(&cs3_gpio);
+	if (ret)
+		printk(KERN_WARNING "simpad: Unable to register cs3 GPIO device");
+
 	pm_power_off = simpad_power_off;
 
 	sa11x0_register_mtd(&simpad_flash_data, simpad_flash_resources,

arch/arm/mach-shark/Makefile.boot

-   zreladdr-y	:= 0x08008000
+   zreladdr-y	+= 0x08008000
 

arch/arm/mach-shmobile/Makefile.boot

 __ZRELADDR	:= $(shell /bin/bash -c 'printf "0x%08x" \
 		     $$[$(CONFIG_MEMORY_START) + 0x8000]')
 
-   zreladdr-y   := $(__ZRELADDR)
+   zreladdr-y   += $(__ZRELADDR)
 
 # Unsupported legacy stuff
 #

arch/arm/mach-spear3xx/Makefile.boot

-zreladdr-y	:= 0x00008000
+zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 initrd_phys-y	:= 0x00800000

arch/arm/mach-spear6xx/Makefile.boot

-zreladdr-y	:= 0x00008000
+zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 initrd_phys-y	:= 0x00800000

arch/arm/mach-tcc8k/Makefile.boot

-   zreladdr-y		:= 0x20008000
+   zreladdr-y		+= 0x20008000
 params_phys-y		:= 0x20000100
 initrd_phys-y		:= 0x20800000

arch/arm/mach-tegra/Makefile.boot

-zreladdr-$(CONFIG_ARCH_TEGRA_2x_SOC)	:= 0x00008000
+zreladdr-$(CONFIG_ARCH_TEGRA_2x_SOC)	+= 0x00008000
 params_phys-$(CONFIG_ARCH_TEGRA_2x_SOC)	:= 0x00000100
 initrd_phys-$(CONFIG_ARCH_TEGRA_2x_SOC)	:= 0x00800000
 

arch/arm/mach-tegra/board-harmony.c

@@ -123,8 +123,8 @@ static struct platform_device *harmony_devices[] __initdata = {
 	&harmony_audio_device,
 };
 
-static void __init tegra_harmony_fixup(struct machine_desc *desc,
-	struct tag *tags, char **cmdline, struct meminfo *mi)
+static void __init tegra_harmony_fixup(struct tag *tags, char **cmdline,
+	struct meminfo *mi)
 {
 	mi->nr_banks = 2;
 	mi->bank[0].start = PHYS_OFFSET;

arch/arm/mach-tegra/board-paz00.c

@@ -84,8 +84,8 @@ static void paz00_usb_init(void)
 	platform_device_register(&tegra_ehci3_device);
 }
 
-static void __init tegra_paz00_fixup(struct machine_desc *desc,
-	struct tag *tags, char **cmdline, struct meminfo *mi)
+static void __init tegra_paz00_fixup(struct tag *tags, char **cmdline,
+	struct meminfo *mi)
 {
 	mi->nr_banks = 1;
 	mi->bank[0].start = PHYS_OFFSET;

arch/arm/mach-tegra/board-trimslice.c

@@ -126,8 +126,8 @@ static void trimslice_usb_init(void)
 	platform_device_register(&tegra_ehci1_device);
 }
 
-static void __init tegra_trimslice_fixup(struct machine_desc *desc,
-	struct tag *tags, char **cmdline, struct meminfo *mi)
+static void __init tegra_trimslice_fixup(struct tag *tags, char **cmdline,
+	struct meminfo *mi)
 {
 	mi->nr_banks = 2;
 	mi->bank[0].start = PHYS_OFFSET;

arch/arm/mach-u300/Makefile.boot

@@ -4,10 +4,10 @@
 #   INITRD_PHYS must be in RAM
 
 ifdef CONFIG_MACH_U300_SINGLE_RAM
-     zreladdr-y	:= 0x28E08000
+     zreladdr-y	+= 0x28E08000
   params_phys-y	:= 0x28E00100
 else
-     zreladdr-y	:= 0x48008000
+     zreladdr-y	+= 0x48008000
   params_phys-y	:= 0x48000100
 endif
 

arch/arm/mach-ux500/Makefile.boot

-   zreladdr-y	:= 0x00008000
+   zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 initrd_phys-y	:= 0x00800000
 

arch/arm/mach-versatile/Makefile.boot

-   zreladdr-y	:= 0x00008000
+   zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 initrd_phys-y	:= 0x00800000
 

arch/arm/mach-vexpress/Makefile.boot

-   zreladdr-y	:= 0x60008000
+   zreladdr-y	+= 0x60008000
 params_phys-y	:= 0x60000100
 initrd_phys-y	:= 0x60800000

arch/arm/mach-vexpress/hotplug.c

@@ -13,6 +13,7 @@
 #include <linux/smp.h>
 
 #include <asm/cacheflush.h>
+#include <asm/system.h>
 
 extern volatile int pen_release;
 
@@ -62,13 +63,7 @@ static inline void platform_do_lowpower(unsigned int cpu, int *spurious)
 	 * code will have already disabled interrupts
 	 */
 	for (;;) {
-		/*
-		 * here's the WFI
-		 */
-		asm(".word	0xe320f003\n"
-		    :
-		    :
-		    : "memory", "cc");
+		wfi();
 
 		if (pen_release == cpu) {
 			/*

arch/arm/mach-vt8500/Makefile.boot

-   zreladdr-y	:= 0x00008000
+   zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 initrd_phys-y	:= 0x01000000

arch/arm/mach-w90x900/Makefile.boot

-zreladdr-y	:= 0x00008000
+zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 

arch/arm/mach-zynq/Makefile.boot

-   zreladdr-y	:= 0x00008000
+   zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 initrd_phys-y	:= 0x00800000

arch/arm/mm/ioremap.c

@@ -289,6 +289,27 @@ __arm_ioremap(unsigned long phys_addr, size_t size, unsigned int mtype)
 }
 EXPORT_SYMBOL(__arm_ioremap);
 
+/*
+ * Remap an arbitrary physical address space into the kernel virtual
+ * address space as memory. Needed when the kernel wants to execute
+ * code in external memory. This is needed for reprogramming source
+ * clocks that would affect normal memory for example. Please see
+ * CONFIG_GENERIC_ALLOCATOR for allocating external memory.
+ */
+void __iomem *
+__arm_ioremap_exec(unsigned long phys_addr, size_t size, bool cached)
+{
+	unsigned int mtype;
+
+	if (cached)
+		mtype = MT_MEMORY;
+	else
+		mtype = MT_MEMORY_NONCACHED;
+
+	return __arm_ioremap_caller(phys_addr, size, mtype,
+			__builtin_return_address(0));
+}
+
 void __iounmap(volatile void __iomem *io_addr)
 {
 	void *addr = (void *)(PAGE_MASK & (unsigned long)io_addr);

arch/arm/tools/mach-types

@@ -12,10 +12,9 @@
 #
 #   http://www.arm.linux.org.uk/developer/machines/?action=new
 #
-# XXX: This is a cut-down version of the file; it contains only machines that
-# XXX: are in mainline or have been submitted to the machine database within
-# XXX: the last 12 months.  If your entry is missing please email rmk at
-# XXX: <linux@arm.linux.org.uk>
+# This is a cut-down version of the file; it contains only machines that
+# are merged into mainline or have been edited in the machine database
+# within the last 12 months.  References to machine_is_NAME() do not count!
 #
 # Last update: Sat May 7 08:48:24 2011
 #
@@ -65,6 +64,7 @@ h7201			ARCH_H7201		H7201			161
 h7202			ARCH_H7202		H7202			162
 iq80321			ARCH_IQ80321		IQ80321			169
 ks8695			ARCH_KS8695		KS8695			180
+karo			ARCH_KARO		KARO			190
 smdk2410		ARCH_SMDK2410		SMDK2410		193
 ceiva			ARCH_CEIVA		CEIVA			200
 voiceblue		MACH_VOICEBLUE		VOICEBLUE		218
@@ -188,6 +188,7 @@ omap_2430sdp		MACH_OMAP_2430SDP	OMAP_2430SDP		900
 davinci_evm		MACH_DAVINCI_EVM	DAVINCI_EVM		901
 palmz72			MACH_PALMZ72		PALMZ72			904
 nxdb500			MACH_NXDB500		NXDB500			905
+apf9328			MACH_APF9328		APF9328			906
 palmt5			MACH_PALMT5		PALMT5			917
 palmtc			MACH_PALMTC		PALMTC			918
 omap_apollon		MACH_OMAP_APOLLON	OMAP_APOLLON		919
@@ -271,10 +272,12 @@ pcm038			MACH_PCM038		PCM038			1551
 ts_x09			MACH_TS209		TS209			1565
 at91cap9adk		MACH_AT91CAP9ADK	AT91CAP9ADK		1566
 mx31moboard		MACH_MX31MOBOARD	MX31MOBOARD		1574
+vision_ep9307		MACH_VISION_EP9307	VISION_EP9307		1578
 terastation_pro2	MACH_TERASTATION_PRO2	TERASTATION_PRO2	1584
 linkstation_pro		MACH_LINKSTATION_PRO	LINKSTATION_PRO		1585
 e350			MACH_E350		E350			1596
 ts409			MACH_TS409		TS409			1601
+rsi_ews			MACH_RSI_EWS		RSI_EWS			1609
 cm_x300			MACH_CM_X300		CM_X300			1616
 at91sam9g20ek		MACH_AT91SAM9G20EK	AT91SAM9G20EK		1624
 smdk6410		MACH_SMDK6410		SMDK6410		1626
@@ -331,6 +334,7 @@ smdkc100		MACH_SMDKC100		SMDKC100		1826
 tavorevb		MACH_TAVOREVB		TAVOREVB		1827
 saar			MACH_SAAR		SAAR			1828
 at91sam9m10g45ek	MACH_AT91SAM9M10G45EK	AT91SAM9M10G45EK	1830
+usb_a9g20		MACH_USB_A9G20		USB_A9G20		1841
 mxlads			MACH_MXLADS		MXLADS			1851
 linkstation_mini	MACH_LINKSTATION_MINI	LINKSTATION_MINI	1858
 afeb9260		MACH_AFEB9260		AFEB9260		1859
@@ -369,6 +373,7 @@ pcm043			MACH_PCM043		PCM043			2072
 sheevaplug		MACH_SHEEVAPLUG		SHEEVAPLUG		2097
 avengers_lite		MACH_AVENGERS_LITE	AVENGERS_LITE		2104
 mx51_babbage		MACH_MX51_BABBAGE	MX51_BABBAGE		2125
+tx37			MACH_TX37		TX37			2127
 rd78x00_masa		MACH_RD78X00_MASA	RD78X00_MASA		2135
 dm355_leopard		MACH_DM355_LEOPARD	DM355_LEOPARD		2138
 ts219			MACH_TS219		TS219			2139
@@ -379,6 +384,7 @@ omap_4430sdp		MACH_OMAP_4430SDP	OMAP_4430SDP		2160
 magx_zn5		MACH_MAGX_ZN5		MAGX_ZN5		2162
 btmavb101		MACH_BTMAVB101		BTMAVB101		2172
 btmawb101		MACH_BTMAWB101		BTMAWB101		2173
+tx25			MACH_TX25		TX25			2177
 omap3_torpedo		MACH_OMAP3_TORPEDO	OMAP3_TORPEDO		2178
 anw6410			MACH_ANW6410		ANW6410			2183
 imx27_visstrim_m10	MACH_IMX27_VISSTRIM_M10	IMX27_VISSTRIM_M10	2187
@@ -423,6 +429,7 @@ raumfeld_rc		MACH_RAUMFELD_RC	RAUMFELD_RC		2413
 raumfeld_connector	MACH_RAUMFELD_CONNECTOR	RAUMFELD_CONNECTOR	2414
 raumfeld_speaker	MACH_RAUMFELD_SPEAKER	RAUMFELD_SPEAKER	2415
 tnetv107x		MACH_TNETV107X		TNETV107X		2418
+mx51_m2id		MACH_MX51_M2ID		MX51_M2ID		2428
 smdkv210		MACH_SMDKV210		SMDKV210		2456
 omap_zoom3		MACH_OMAP_ZOOM3		OMAP_ZOOM3		2464
 omap_3630sdp		MACH_OMAP_3630SDP	OMAP_3630SDP		2465
@@ -433,14 +440,17 @@ omapl138_hawkboard	MACH_OMAPL138_HAWKBOARD	OMAPL138_HAWKBOARD	2495
 ts41x			MACH_TS41X		TS41X			2502
 phy3250			MACH_PHY3250		PHY3250			2511
 mini6410		MACH_MINI6410		MINI6410		2520
+tx51			MACH_TX51		TX51			2529
 mx28evk			MACH_MX28EVK		MX28EVK			2531
 smartq5			MACH_SMARTQ5		SMARTQ5			2534
 davinci_dm6467tevm	MACH_DAVINCI_DM6467TEVM	DAVINCI_DM6467TEVM	2548
 mxt_td60		MACH_MXT_TD60		MXT_TD60		2550
 riot_bei2		MACH_RIOT_BEI2		RIOT_BEI2		2576
 riot_x37		MACH_RIOT_X37		RIOT_X37		2578
+pca101			MACH_PCA101		PCA101			2595
 capc7117		MACH_CAPC7117		CAPC7117		2612
 icontrol		MACH_ICONTROL		ICONTROL		2624
+gplugd			MACH_GPLUGD		GPLUGD			2625
 qsd8x50a_st1_5		MACH_QSD8X50A_ST1_5	QSD8X50A_ST1_5		2627
 mx23evk			MACH_MX23EVK		MX23EVK			2629
 ap4evb			MACH_AP4EVB		AP4EVB			2630
@@ -1113,3 +1123,5 @@ blissc			MACH_BLISSC		BLISSC			3491
 thales_adc		MACH_THALES_ADC		THALES_ADC		3492
 ubisys_p9d_evp		MACH_UBISYS_P9D_EVP	UBISYS_P9D_EVP		3493
 atdgp318		MACH_ATDGP318		ATDGP318		3494
+smdk4212		MACH_SMDK4212		SMDK4212		3638
+smdk4412		MACH_SMDK4412		SMDK4412		3765

drivers/pcmcia/sa1100_simpad.c

@@ -15,10 +15,6 @@
 #include <mach/simpad.h>
 #include "sa1100_generic.h"
  
-extern long get_cs3_shadow(void);
-extern void set_cs3_bit(int value); 
-extern void clear_cs3_bit(int value);
-
 static struct pcmcia_irqs irqs[] = {
 	{ 1, IRQ_GPIO_CF_CD, "CF_CD" },
 };
@@ -26,7 +22,7 @@ static struct pcmcia_irqs irqs[] = {
 static int simpad_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
 {
 
-	clear_cs3_bit(VCC_3V_EN|VCC_5V_EN|EN0|EN1);
+	simpad_clear_cs3_bit(VCC_3V_EN|VCC_5V_EN|EN0|EN1);
 
 	skt->socket.pci_irq = IRQ_GPIO_CF_IRQ;
 
@@ -38,8 +34,8 @@ static void simpad_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt)
 	soc_pcmcia_free_irqs(skt, irqs, ARRAY_SIZE(irqs));
 
 	/* Disable CF bus: */
-	//set_cs3_bit(PCMCIA_BUFF_DIS);
-	clear_cs3_bit(PCMCIA_RESET);       
+	/*simpad_set_cs3_bit(PCMCIA_BUFF_DIS);*/
+	simpad_clear_cs3_bit(PCMCIA_RESET);
 }
 
 static void
@@ -47,15 +43,16 @@ simpad_pcmcia_socket_state(struct soc_pcmcia_socket *skt,
 			   struct pcmcia_state *state)
 {
 	unsigned long levels = GPLR;
-	long cs3reg = get_cs3_shadow();
+	long cs3reg = simpad_get_cs3_ro();
 
 	state->detect=((levels & GPIO_CF_CD)==0)?1:0;
 	state->ready=(levels & GPIO_CF_IRQ)?1:0;
-	state->bvd1=1; /* Not available on Simpad. */
-	state->bvd2=1; /* Not available on Simpad. */
+	state->bvd1 = 1; /* Might be cs3reg & PCMCIA_BVD1 */
+	state->bvd2 = 1; /* Might be cs3reg & PCMCIA_BVD2 */
 	state->wrprot=0; /* Not available on Simpad. */
-  
-	if((cs3reg & 0x0c) == 0x0c) {
+
+	if ((cs3reg & (PCMCIA_VS1|PCMCIA_VS2)) ==
+			(PCMCIA_VS1|PCMCIA_VS2)) {
 		state->vs_3v=0;
 		state->vs_Xv=0;
 	} else {
@@ -75,23 +72,23 @@ simpad_pcmcia_configure_socket(struct soc_pcmcia_socket *skt,
 	/* Murphy: see table of MIC2562a-1 */
 	switch (state->Vcc) {
 	case 0:
-		clear_cs3_bit(VCC_3V_EN|VCC_5V_EN|EN0|EN1);
+		simpad_clear_cs3_bit(VCC_3V_EN|VCC_5V_EN|EN0|EN1);
 		break;
 
 	case 33:  
-		clear_cs3_bit(VCC_3V_EN|EN1);
-		set_cs3_bit(VCC_5V_EN|EN0);
+		simpad_clear_cs3_bit(VCC_3V_EN|EN1);
+		simpad_set_cs3_bit(VCC_5V_EN|EN0);
 		break;
 
 	case 50:
-		clear_cs3_bit(VCC_5V_EN|EN1);
-		set_cs3_bit(VCC_3V_EN|EN0);
+		simpad_clear_cs3_bit(VCC_5V_EN|EN1);
+		simpad_set_cs3_bit(VCC_3V_EN|EN0);
 		break;
 
 	default:
 		printk(KERN_ERR "%s(): unrecognized Vcc %u\n",
 			__func__, state->Vcc);
-		clear_cs3_bit(VCC_3V_EN|VCC_5V_EN|EN0|EN1);
+		simpad_clear_cs3_bit(VCC_3V_EN|VCC_5V_EN|EN0|EN1);
 		local_irq_restore(flags);
 		return -1;
 	}
@@ -110,7 +107,7 @@ static void simpad_pcmcia_socket_init(struct soc_pcmcia_socket *skt)
 static void simpad_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt)
 {
 	soc_pcmcia_disable_irqs(skt, irqs, ARRAY_SIZE(irqs));
-	set_cs3_bit(PCMCIA_RESET);
+	simpad_set_cs3_bit(PCMCIA_RESET);
 }
 
 static struct pcmcia_low_level simpad_pcmcia_ops = {