Merge branch 'for-rmk' of git://linux-arm.org/linux-2.6 into devel

Conflicts:
	arch/arm/Kconfig
	arch/arm/kernel/smp.c
	arch/arm/mach-realview/Makefile
	arch/arm/mach-realview/platsmp.c

42 files changed, 1298 insertions, 429 deletions

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 430d2b75616..c857111ab96 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -849,7 +849,8 @@ source "kernel/time/Kconfig"
 
 config SMP
 	bool "Symmetric Multi-Processing (EXPERIMENTAL)"
-	depends on EXPERIMENTAL && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP ||ARCH_OMAP4)
+	depends on EXPERIMENTAL && (REALVIEW_EB_ARM11MP || REALVIEW_EB_A9MP ||\
+		 MACH_REALVIEW_PB11MP || MACH_REALVIEW_PBX || ARCH_OMAP4)
 	depends on GENERIC_CLOCKEVENTS
 	select USE_GENERIC_SMP_HELPERS
 	select HAVE_ARM_SCU if (ARCH_REALVIEW || ARCH_OMAP4)
@@ -920,7 +921,8 @@ config HOTPLUG_CPU
 
 config LOCAL_TIMERS
 	bool "Use local timer interrupts"
-	depends on SMP && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || REALVIEW_EB_A9MP || ARCH_OMAP4)
+	depends on SMP && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || \
+		REALVIEW_EB_A9MP || MACH_REALVIEW_PBX || ARCH_OMAP4)
 	default y
 	select HAVE_ARM_TWD if (ARCH_REALVIEW || ARCH_OMAP4)
 	help
@@ -1031,7 +1033,7 @@ config LEDS
 		   ARCH_OMAP || ARCH_P720T || ARCH_PXA_IDP || \
 		   ARCH_SA1100 || ARCH_SHARK || ARCH_VERSATILE || \
 		   ARCH_AT91 || ARCH_DAVINCI || \
-		   ARCH_KS8695 || MACH_RD88F5182
+		   ARCH_KS8695 || MACH_RD88F5182 || ARCH_REALVIEW
 	help
 	  If you say Y here, the LEDs on your machine will be used
 	  to provide useful information about your current system status.
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index e8ab87750e9..0c25f2cb73a 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -11,6 +11,9 @@
 # Copyright (C) 1995-2001 by Russell King
 
 LDFLAGS_vmlinux	:=-p --no-undefined -X
+ifeq ($(CONFIG_CPU_ENDIAN_BE8),y)
+LDFLAGS_vmlinux	+= --be8
+endif
 CPPFLAGS_vmlinux.lds = -DTEXT_OFFSET=$(TEXT_OFFSET)
 OBJCOPYFLAGS	:=-O binary -R .note -R .note.gnu.build-id -R .comment -S
 GZFLAGS		:=-9
diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile
index fbe5eef1f6c..ce39dc54008 100644
--- a/arch/arm/boot/compressed/Makefile
+++ b/arch/arm/boot/compressed/Makefile
@@ -40,7 +40,7 @@ ifeq ($(CONFIG_PXA_SHARPSL),y)
 OBJS		+= head-sharpsl.o
 endif
 
-ifeq ($(CONFIG_CPU_BIG_ENDIAN),y)
+ifeq ($(CONFIG_CPU_ENDIAN_BE32),y)
 ifeq ($(CONFIG_CPU_CP15),y)
 OBJS		+= big-endian.o
 else
@@ -78,6 +78,9 @@ EXTRA_AFLAGS  := -Wa,-march=all
 # linker symbols.  We only define initrd_phys and params_phys if the
 # machine class defined the corresponding makefile variable.
 LDFLAGS_vmlinux := --defsym zreladdr=$(ZRELADDR)
+ifeq ($(CONFIG_CPU_ENDIAN_BE8),y)
+LDFLAGS_vmlinux += --be8
+endif
 ifneq ($(INITRD_PHYS),)
 LDFLAGS_vmlinux += --defsym initrd_phys=$(INITRD_PHYS)
 endif
diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S
index b371fba1b95..01d49be3b2c 100644
--- a/arch/arm/boot/compressed/head.S
+++ b/arch/arm/boot/compressed/head.S
@@ -438,6 +438,9 @@ __armv4_mmu_cache_on:
 		mrc	p15, 0, r0, c1, c0, 0	@ read control reg
 		orr	r0, r0, #0x5000		@ I-cache enable, RR cache replacement
 		orr	r0, r0, #0x0030
+#ifdef CONFIG_CPU_ENDIAN_BE8
+		orr	r0, r0, #1 << 25	@ big-endian page tables
+#endif
 		bl	__common_mmu_cache_on
 		mov	r0, #0
 		mcr	p15, 0, r0, c8, c7, 0	@ flush I,D TLBs
@@ -455,6 +458,9 @@ __armv7_mmu_cache_on:
 		mrc	p15, 0, r0, c1, c0, 0	@ read control reg
 		orr	r0, r0, #0x5000		@ I-cache enable, RR cache replacement
 		orr	r0, r0, #0x003c		@ write buffer
+#ifdef CONFIG_CPU_ENDIAN_BE8
+		orr	r0, r0, #1 << 25	@ big-endian page tables
+#endif
 		orrne	r0, r0, #1		@ MMU enabled
 		movne	r1, #-1
 		mcrne	p15, 0, r3, c2, c0, 0	@ load page table pointer
diff --git a/arch/arm/include/asm/cputype.h b/arch/arm/include/asm/cputype.h
index 7b9d27e749b..b3e656c6fb7 100644
--- a/arch/arm/include/asm/cputype.h
+++ b/arch/arm/include/asm/cputype.h
@@ -8,6 +8,21 @@
 #define CPUID_TCM	2
 #define CPUID_TLBTYPE	3
 
+#define CPUID_EXT_PFR0	"c1, 0"
+#define CPUID_EXT_PFR1	"c1, 1"
+#define CPUID_EXT_DFR0	"c1, 2"
+#define CPUID_EXT_AFR0	"c1, 3"
+#define CPUID_EXT_MMFR0	"c1, 4"
+#define CPUID_EXT_MMFR1	"c1, 5"
+#define CPUID_EXT_MMFR2	"c1, 6"
+#define CPUID_EXT_MMFR3	"c1, 7"
+#define CPUID_EXT_ISAR0	"c2, 0"
+#define CPUID_EXT_ISAR1	"c2, 1"
+#define CPUID_EXT_ISAR2	"c2, 2"
+#define CPUID_EXT_ISAR3	"c2, 3"
+#define CPUID_EXT_ISAR4	"c2, 4"
+#define CPUID_EXT_ISAR5	"c2, 5"
+
 #ifdef CONFIG_CPU_CP15
 #define read_cpuid(reg)							\
 	({								\
@@ -18,9 +33,19 @@
 		    : "cc");						\
 		__val;							\
 	})
+#define read_cpuid_ext(ext_reg)						\
+	({								\
+		unsigned int __val;					\
+		asm("mrc	p15, 0, %0, c0, " ext_reg		\
+		    : "=r" (__val)					\
+		    :							\
+		    : "cc");						\
+		__val;							\
+	})
 #else
 extern unsigned int processor_id;
 #define read_cpuid(reg) (processor_id)
+#define read_cpuid_ext(reg) 0
 #endif
 
 /*
diff --git a/arch/arm/include/asm/hardware/cache-l2x0.h b/arch/arm/include/asm/hardware/cache-l2x0.h
index 64f2252a25c..cdb9022716f 100644
--- a/arch/arm/include/asm/hardware/cache-l2x0.h
+++ b/arch/arm/include/asm/hardware/cache-l2x0.h
@@ -24,6 +24,8 @@
 #define L2X0_CACHE_TYPE			0x004
 #define L2X0_CTRL			0x100
 #define L2X0_AUX_CTRL			0x104
+#define L2X0_TAG_LATENCY_CTRL		0x108
+#define L2X0_DATA_LATENCY_CTRL		0x10C
 #define L2X0_EVENT_CNT_CTRL		0x200
 #define L2X0_EVENT_CNT1_CFG		0x204
 #define L2X0_EVENT_CNT0_CFG		0x208
diff --git a/arch/arm/include/asm/processor.h b/arch/arm/include/asm/processor.h
index 1845892260e..6a89567ffc5 100644
--- a/arch/arm/include/asm/processor.h
+++ b/arch/arm/include/asm/processor.h
@@ -71,6 +71,7 @@ struct thread_struct {
 		regs->ARM_cpsr = USR26_MODE;				\
 	if (elf_hwcap & HWCAP_THUMB && pc & 1)				\
 		regs->ARM_cpsr |= PSR_T_BIT;				\
+	regs->ARM_cpsr |= PSR_ENDSTATE;					\
 	regs->ARM_pc = pc & ~1;		/* pc */			\
 	regs->ARM_sp = sp;		/* sp */			\
 	regs->ARM_r2 = stack[2];	/* r2 (envp) */			\
diff --git a/arch/arm/include/asm/ptrace.h b/arch/arm/include/asm/ptrace.h
index 236a06b9b7c..67b833c9b6b 100644
--- a/arch/arm/include/asm/ptrace.h
+++ b/arch/arm/include/asm/ptrace.h
@@ -50,6 +50,7 @@
 #define PSR_F_BIT	0x00000040
 #define PSR_I_BIT	0x00000080
 #define PSR_A_BIT	0x00000100
+#define PSR_E_BIT	0x00000200
 #define PSR_J_BIT	0x01000000
 #define PSR_Q_BIT	0x08000000
 #define PSR_V_BIT	0x10000000
@@ -65,6 +66,22 @@
 #define PSR_x		0x0000ff00	/* Extension		*/
 #define PSR_c		0x000000ff	/* Control		*/
 
+/*
+ * ARMv7 groups of APSR bits
+ */
+#define PSR_ISET_MASK	0x01000010	/* ISA state (J, T) mask */
+#define PSR_IT_MASK	0x0600fc00	/* If-Then execution state mask */
+#define PSR_ENDIAN_MASK	0x00000200	/* Endianness state mask */
+
+/*
+ * Default endianness state
+ */
+#ifdef CONFIG_CPU_ENDIAN_BE8
+#define PSR_ENDSTATE	PSR_E_BIT
+#else
+#define PSR_ENDSTATE	0
+#endif
+
 #ifndef __ASSEMBLY__
 
 /*
diff --git a/arch/arm/include/asm/tlbflush.h b/arch/arm/include/asm/tlbflush.h
index a62218013c7..c964f3fc3bc 100644
--- a/arch/arm/include/asm/tlbflush.h
+++ b/arch/arm/include/asm/tlbflush.h
@@ -40,6 +40,12 @@
 #define TLB_V6_I_ASID	(1 << 18)
 
 #define TLB_BTB		(1 << 28)
+
+/* Unified Inner Shareable TLB operations (ARMv7 MP extensions) */
+#define TLB_V7_UIS_PAGE	(1 << 19)
+#define TLB_V7_UIS_FULL (1 << 20)
+#define TLB_V7_UIS_ASID (1 << 21)
+
 #define TLB_L2CLEAN_FR	(1 << 29)		/* Feroceon */
 #define TLB_DCLEAN	(1 << 30)
 #define TLB_WB		(1 << 31)
@@ -176,9 +182,17 @@
 # define v6wbi_always_flags	(-1UL)
 #endif
 
+#ifdef CONFIG_SMP
+#define v7wbi_tlb_flags (TLB_WB | TLB_DCLEAN | TLB_BTB | \
+			 TLB_V7_UIS_FULL | TLB_V7_UIS_PAGE | TLB_V7_UIS_ASID)
+#else
+#define v7wbi_tlb_flags (TLB_WB | TLB_DCLEAN | TLB_BTB | \
+			 TLB_V6_U_FULL | TLB_V6_U_PAGE | TLB_V6_U_ASID)
+#endif
+
 #ifdef CONFIG_CPU_TLB_V7
-# define v7wbi_possible_flags	v6wbi_tlb_flags
-# define v7wbi_always_flags	v6wbi_tlb_flags
+# define v7wbi_possible_flags	v7wbi_tlb_flags
+# define v7wbi_always_flags	v7wbi_tlb_flags
 # ifdef _TLB
 #  define MULTI_TLB 1
 # else
@@ -316,6 +330,8 @@ static inline void local_flush_tlb_all(void)
 		asm("mcr p15, 0, %0, c8, c6, 0" : : "r" (zero) : "cc");
 	if (tlb_flag(TLB_V4_I_FULL | TLB_V6_I_FULL))
 		asm("mcr p15, 0, %0, c8, c5, 0" : : "r" (zero) : "cc");
+	if (tlb_flag(TLB_V7_UIS_FULL))
+		asm("mcr p15, 0, %0, c8, c3, 0" : : "r" (zero) : "cc");
 
 	if (tlb_flag(TLB_BTB)) {
 		/* flush the branch target cache */
@@ -351,6 +367,8 @@ static inline void local_flush_tlb_mm(struct mm_struct *mm)
 		asm("mcr p15, 0, %0, c8, c6, 2" : : "r" (asid) : "cc");
 	if (tlb_flag(TLB_V6_I_ASID))
 		asm("mcr p15, 0, %0, c8, c5, 2" : : "r" (asid) : "cc");
+	if (tlb_flag(TLB_V7_UIS_ASID))
+		asm("mcr p15, 0, %0, c8, c3, 2" : : "r" (asid) : "cc");
 
 	if (tlb_flag(TLB_BTB)) {
 		/* flush the branch target cache */
@@ -389,6 +407,8 @@ local_flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr)
 		asm("mcr p15, 0, %0, c8, c6, 1" : : "r" (uaddr) : "cc");
 	if (tlb_flag(TLB_V6_I_PAGE))
 		asm("mcr p15, 0, %0, c8, c5, 1" : : "r" (uaddr) : "cc");
+	if (tlb_flag(TLB_V7_UIS_PAGE))
+		asm("mcr p15, 0, %0, c8, c3, 1" : : "r" (uaddr) : "cc");
 
 	if (tlb_flag(TLB_BTB)) {
 		/* flush the branch target cache */
@@ -424,6 +444,8 @@ static inline void local_flush_tlb_kernel_page(unsigned long kaddr)
 		asm("mcr p15, 0, %0, c8, c6, 1" : : "r" (kaddr) : "cc");
 	if (tlb_flag(TLB_V6_I_PAGE))
 		asm("mcr p15, 0, %0, c8, c5, 1" : : "r" (kaddr) : "cc");
+	if (tlb_flag(TLB_V7_UIS_PAGE))
+		asm("mcr p15, 0, %0, c8, c3, 1" : : "r" (kaddr) : "cc");
 
 	if (tlb_flag(TLB_BTB)) {
 		/* flush the branch target cache */
diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S
index 83b1da6b7ba..fc8af43c500 100644
--- a/arch/arm/kernel/entry-armv.S
+++ b/arch/arm/kernel/entry-armv.S
@@ -482,6 +482,9 @@ __und_usr:
 	subeq	r4, r2, #4			@ ARM instr at LR - 4
 	subne	r4, r2, #2			@ Thumb instr at LR - 2
 1:	ldreqt	r0, [r4]
+#ifdef CONFIG_CPU_ENDIAN_BE8
+	reveq	r0, r0				@ little endian instruction
+#endif
 	beq	call_fpe
 	@ Thumb instruction
 #if __LINUX_ARM_ARCH__ >= 7
diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S
index b55cb033180..366e5097a41 100644
--- a/arch/arm/kernel/entry-common.S
+++ b/arch/arm/kernel/entry-common.S
@@ -210,6 +210,9 @@ ENTRY(vector_swi)
   A710(	teq	ip, #0x0f000000						)
   A710(	bne	.Larm710bug						)
 #endif
+#ifdef CONFIG_CPU_ENDIAN_BE8
+	rev	r10, r10			@ little endian instruction
+#endif
 
 #elif defined(CONFIG_AEABI)
 
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index c3265a2e7cd..1585423699e 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -365,7 +365,7 @@ pid_t kernel_thread(int (*fn)(void *), void *arg, unsigned long flags)
 	regs.ARM_r2 = (unsigned long)fn;
 	regs.ARM_r3 = (unsigned long)do_exit;
 	regs.ARM_pc = (unsigned long)kernel_thread_helper;
-	regs.ARM_cpsr = SVC_MODE;
+	regs.ARM_cpsr = SVC_MODE | PSR_ENDSTATE;
 
 	return do_fork(flags|CLONE_VM|CLONE_UNTRACED, 0, &regs, 0, NULL, NULL);
 }
diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c
index 80b8b5c7e07..442b87476f9 100644
--- a/arch/arm/kernel/signal.c
+++ b/arch/arm/kernel/signal.c
@@ -426,9 +426,13 @@ setup_return(struct pt_regs *regs, struct k_sigaction *ka,
 		 */
 		thumb = handler & 1;
 
-		if (thumb)
+		if (thumb) {
 			cpsr |= PSR_T_BIT;
-		else
+#if __LINUX_ARM_ARCH__ >= 7
+			/* clear the If-Then Thumb-2 execution state */
+			cpsr &= ~PSR_IT_MASK;
+#endif
+		} else
 			cpsr &= ~PSR_T_BIT;
 	}
 #endif
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index 0d8097fa4ca..de885fd256c 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -28,6 +28,7 @@
 #include <asm/atomic.h>
 #include <asm/cacheflush.h>
 #include <asm/cpu.h>
+#include <asm/cputype.h>
 #include <asm/mmu_context.h>
 #include <asm/pgtable.h>
 #include <asm/pgalloc.h>
@@ -585,6 +586,12 @@ struct tlb_args {
 	unsigned long ta_end;
 };
 
+/* all SMP configurations have the extended CPUID registers */
+static inline int tlb_ops_need_broadcast(void)
+{
+	return ((read_cpuid_ext(CPUID_EXT_MMFR3) >> 12) & 0xf) < 2;
+}
+
 static inline void ipi_flush_tlb_all(void *ignored)
 {
 	local_flush_tlb_all();
@@ -627,51 +634,61 @@ static inline void ipi_flush_tlb_kernel_range(void *arg)
 
 void flush_tlb_all(void)
 {
-	on_each_cpu(ipi_flush_tlb_all, NULL, 1);
+	if (tlb_ops_need_broadcast())
+		on_each_cpu(ipi_flush_tlb_all, NULL, 1);
+	else
+		local_flush_tlb_all();
 }
 
 void flush_tlb_mm(struct mm_struct *mm)
 {
-	on_each_cpu_mask(ipi_flush_tlb_mm, mm, 1, &mm->cpu_vm_mask);
+	if (tlb_ops_need_broadcast())
+		on_each_cpu_mask(ipi_flush_tlb_mm, mm, 1, &mm->cpu_vm_mask);
+	else
+		local_flush_tlb_mm(mm);
 }
 
 void flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr)
 {
-	struct tlb_args ta;
-
-	ta.ta_vma = vma;
-	ta.ta_start = uaddr;
-
-	on_each_cpu_mask(ipi_flush_tlb_page, &ta, 1, &vma->vm_mm->cpu_vm_mask);
+	if (tlb_ops_need_broadcast()) {
+		struct tlb_args ta;
+		ta.ta_vma = vma;
+		ta.ta_start = uaddr;
+		on_each_cpu_mask(ipi_flush_tlb_page, &ta, 1, &vma->vm_mm->cpu_vm_mask);
+	} else
+		local_flush_tlb_page(vma, uaddr);
 }
 
 void flush_tlb_kernel_page(unsigned long kaddr)
 {
-	struct tlb_args ta;
-
-	ta.ta_start = kaddr;
-
-	on_each_cpu(ipi_flush_tlb_kernel_page, &ta, 1);
+	if (tlb_ops_need_broadcast()) {
+		struct tlb_args ta;
+		ta.ta_start = kaddr;
+		on_each_cpu(ipi_flush_tlb_kernel_page, &ta, 1);
+	} else
+		local_flush_tlb_kernel_page(kaddr);
 }
 
 void flush_tlb_range(struct vm_area_struct *vma,
                      unsigned long start, unsigned long end)
 {
-	struct tlb_args ta;
-
-	ta.ta_vma = vma;
-	ta.ta_start = start;
-	ta.ta_end = end;
-
-	on_each_cpu_mask(ipi_flush_tlb_range, &ta, 1, &vma->vm_mm->cpu_vm_mask);
+	if (tlb_ops_need_broadcast()) {
+		struct tlb_args ta;
+		ta.ta_vma = vma;
+		ta.ta_start = start;
+		ta.ta_end = end;
+		on_each_cpu_mask(ipi_flush_tlb_range, &ta, 1, &vma->vm_mm->cpu_vm_mask);
+	} else
+		local_flush_tlb_range(vma, start, end);
 }
 
 void flush_tlb_kernel_range(unsigned long start, unsigned long end)
 {
-	struct tlb_args ta;
-
-	ta.ta_start = start;
-	ta.ta_end = end;
-
-	on_each_cpu(ipi_flush_tlb_kernel_range, &ta, 1);
+	if (tlb_ops_need_broadcast()) {
+		struct tlb_args ta;
+		ta.ta_start = start;
+		ta.ta_end = end;
+		on_each_cpu(ipi_flush_tlb_kernel_range, &ta, 1);
+	} else
+		local_flush_tlb_kernel_range(start, end);
 }
diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S
index c90f27250ea..6c077979254 100644
--- a/arch/arm/kernel/vmlinux.lds.S
+++ b/arch/arm/kernel/vmlinux.lds.S
@@ -141,6 +141,7 @@ SECTIONS
 
 	.data : AT(__data_loc) {
 		_data = .;		/* address in memory */
+		_sdata = .;
 
 		/*
 		 * first, the init task union, aligned
@@ -192,6 +193,7 @@ SECTIONS
 		__bss_start = .;	/* BSS				*/
 		*(.bss)
 		*(COMMON)
+		__bss_stop = .;
 		_end = .;
 	}
 					/* Stabs debugging sections.	*/
diff --git a/arch/arm/mach-realview/Kconfig b/arch/arm/mach-realview/Kconfig
index bf35cfd89f3..d4cfa214538 100644
--- a/arch/arm/mach-realview/Kconfig
+++ b/arch/arm/mach-realview/Kconfig
@@ -47,6 +47,15 @@ config MACH_REALVIEW_PB1176
 	help
 	  Include support for the ARM(R) RealView ARM1176 Platform Baseboard.
 
+config REALVIEW_PB1176_SECURE_FLASH
+	bool "Allow access to the secure flash memory block"
+	depends on MACH_REALVIEW_PB1176
+	default n
+	help
+	  Select this option if Linux will only run in secure mode on the
+	  RealView PB1176 platform and access to the secure flash memory
+	  block (64MB @ 0x3c000000) is required.
+
 config MACH_REALVIEW_PBA8
 	bool "Support RealView/PB-A8 platform"
 	select CPU_V7
@@ -57,6 +66,13 @@ config MACH_REALVIEW_PBA8
 	  PB-A8 is a platform with an on-board Cortex-A8 and has support for
 	  PCI-E and Compact Flash.
 
+config MACH_REALVIEW_PBX
+	bool "Support RealView/PBX platform"
+	select ARM_GIC
+	select HAVE_PATA_PLATFORM
+	help
+	  Include support for the ARM(R) RealView PBX platform.
+
 config REALVIEW_HIGH_PHYS_OFFSET
 	bool "High physical base address for the RealView platform"
 	depends on !MACH_REALVIEW_PB1176
diff --git a/arch/arm/mach-realview/Makefile b/arch/arm/mach-realview/Makefile
index e13d0947ad0..e704edb733c 100644
--- a/arch/arm/mach-realview/Makefile
+++ b/arch/arm/mach-realview/Makefile
@@ -7,6 +7,7 @@ obj-$(CONFIG_MACH_REALVIEW_EB)		+= realview_eb.o
 obj-$(CONFIG_MACH_REALVIEW_PB11MP)	+= realview_pb11mp.o
 obj-$(CONFIG_MACH_REALVIEW_PB1176)	+= realview_pb1176.o
 obj-$(CONFIG_MACH_REALVIEW_PBA8)	+= realview_pba8.o
+obj-$(CONFIG_MACH_REALVIEW_PBX)		+= realview_pbx.o
 obj-$(CONFIG_SMP)			+= platsmp.o headsmp.o
 obj-$(CONFIG_HOTPLUG_CPU)		+= hotplug.o
 obj-$(CONFIG_LOCAL_TIMERS)		+= localtimer.o
diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c
index 076acbc5070..9ea9c05093c 100644
--- a/arch/arm/mach-realview/core.c
+++ b/arch/arm/mach-realview/core.c
@@ -48,6 +48,9 @@
 
 #include <asm/hardware/gic.h>
 
+#include <mach/platform.h>
+#include <mach/irqs.h>
+
 #include "core.h"
 #include "clock.h"
 
@@ -578,21 +581,22 @@ void realview_leds_event(led_event_t ledevt)
 {
 	unsigned long flags;
 	u32 val;
+	u32 led = 1 << smp_processor_id();
 
 	local_irq_save(flags);
 	val = readl(VA_LEDS_BASE);
 
 	switch (ledevt) {
 	case led_idle_start:
-		val = val & ~REALVIEW_SYS_LED0;
+		val = val & ~led;
 		break;
 
 	case led_idle_end:
-		val = val | REALVIEW_SYS_LED0;
+		val = val | led;
 		break;
 
 	case led_timer:
-		val = val ^ REALVIEW_SYS_LED1;
+		val = val ^ REALVIEW_SYS_LED7;
 		break;
 
 	case led_halted:
diff --git a/arch/arm/mach-realview/include/mach/board-eb.h b/arch/arm/mach-realview/include/mach/board-eb.h
index 268d7701fa9..794a8d91a6a 100644
--- a/arch/arm/mach-realview/include/mach/board-eb.h
+++ b/arch/arm/mach-realview/include/mach/board-eb.h
@@ -62,111 +62,6 @@
 #define REALVIEW_EB11MP_SYS_PLD_CTRL1	0x74		/* Register offset for MPCore sysctl */
 #endif
 
-#define IRQ_EB_GIC_START	32
-
-/*
- * RealView EB interrupt sources
- */
-#define IRQ_EB_WDOG		(IRQ_EB_GIC_START + 0)		/* Watchdog timer */
-#define IRQ_EB_SOFT		(IRQ_EB_GIC_START + 1)		/* Software interrupt */
-#define IRQ_EB_COMMRx		(IRQ_EB_GIC_START + 2)		/* Debug Comm Rx interrupt */
-#define IRQ_EB_COMMTx		(IRQ_EB_GIC_START + 3)		/* Debug Comm Tx interrupt */
-#define IRQ_EB_TIMER0_1		(IRQ_EB_GIC_START + 4)		/* Timer 0 and 1 */
-#define IRQ_EB_TIMER2_3		(IRQ_EB_GIC_START + 5)		/* Timer 2 and 3 */
-#define IRQ_EB_GPIO0		(IRQ_EB_GIC_START + 6)		/* GPIO 0 */
-#define IRQ_EB_GPIO1		(IRQ_EB_GIC_START + 7)		/* GPIO 1 */
-#define IRQ_EB_GPIO2		(IRQ_EB_GIC_START + 8)		/* GPIO 2 */
-								/* 9 reserved */
-#define IRQ_EB_RTC		(IRQ_EB_GIC_START + 10)		/* Real Time Clock */
-#define IRQ_EB_SSP		(IRQ_EB_GIC_START + 11)		/* Synchronous Serial Port */
-#define IRQ_EB_UART0		(IRQ_EB_GIC_START + 12)		/* UART 0 on development chip */
-#define IRQ_EB_UART1		(IRQ_EB_GIC_START + 13)		/* UART 1 on development chip */
-#define IRQ_EB_UART2		(IRQ_EB_GIC_START + 14)		/* UART 2 on development chip */
-#define IRQ_EB_UART3		(IRQ_EB_GIC_START + 15)		/* UART 3 on development chip */
-#define IRQ_EB_SCI		(IRQ_EB_GIC_START + 16)		/* Smart Card Interface */
-#define IRQ_EB_MMCI0A		(IRQ_EB_GIC_START + 17)		/* Multimedia Card 0A */
-#define IRQ_EB_MMCI0B		(IRQ_EB_GIC_START + 18)		/* Multimedia Card 0B */
-#define IRQ_EB_AACI		(IRQ_EB_GIC_START + 19)		/* Audio Codec */
-#define IRQ_EB_KMI0		(IRQ_EB_GIC_START + 20)		/* Keyboard/Mouse port 0 */
-#define IRQ_EB_KMI1		(IRQ_EB_GIC_START + 21)		/* Keyboard/Mouse port 1 */
-#define IRQ_EB_CHARLCD		(IRQ_EB_GIC_START + 22)		/* Character LCD */
-#define IRQ_EB_CLCD		(IRQ_EB_GIC_START + 23)		/* CLCD controller */
-#define IRQ_EB_DMA		(IRQ_EB_GIC_START + 24)		/* DMA controller */
-#define IRQ_EB_PWRFAIL		(IRQ_EB_GIC_START + 25)		/* Power failure */
-#define IRQ_EB_PISMO		(IRQ_EB_GIC_START + 26)		/* PISMO interface */
-#define IRQ_EB_DoC		(IRQ_EB_GIC_START + 27)		/* Disk on Chip memory controller */
-#define IRQ_EB_ETH		(IRQ_EB_GIC_START + 28)		/* Ethernet controller */
-#define IRQ_EB_USB		(IRQ_EB_GIC_START + 29)		/* USB controller */
-#define IRQ_EB_TSPEN		(IRQ_EB_GIC_START + 30)		/* Touchscreen pen */
-#define IRQ_EB_TSKPAD		(IRQ_EB_GIC_START + 31)		/* Touchscreen keypad */
-
-/*
- * RealView EB + ARM11MPCore interrupt sources (primary GIC on the core tile)
- */
-#define IRQ_EB11MP_AACI		(IRQ_EB_GIC_START + 0)
-#define IRQ_EB11MP_TIMER0_1	(IRQ_EB_GIC_START + 1)
-#define IRQ_EB11MP_TIMER2_3	(IRQ_EB_GIC_START + 2)
-#define IRQ_EB11MP_USB		(IRQ_EB_GIC_START + 3)
-#define IRQ_EB11MP_UART0	(IRQ_EB_GIC_START + 4)
-#define IRQ_EB11MP_UART1	(IRQ_EB_GIC_START + 5)
-#define IRQ_EB11MP_RTC		(IRQ_EB_GIC_START + 6)
-#define IRQ_EB11MP_KMI0		(IRQ_EB_GIC_START + 7)
-#define IRQ_EB11MP_KMI1		(IRQ_EB_GIC_START + 8)
-#define IRQ_EB11MP_ETH		(IRQ_EB_GIC_START + 9)
-#define IRQ_EB11MP_EB_IRQ1	(IRQ_EB_GIC_START + 10)		/* main GIC */
-#define IRQ_EB11MP_EB_IRQ2	(IRQ_EB_GIC_START + 11)		/* tile GIC */
-#define IRQ_EB11MP_EB_FIQ1	(IRQ_EB_GIC_START + 12)		/* main GIC */
-#define IRQ_EB11MP_EB_FIQ2	(IRQ_EB_GIC_START + 13)		/* tile GIC */
-#define IRQ_EB11MP_MMCI0A	(IRQ_EB_GIC_START + 14)
-#define IRQ_EB11MP_MMCI0B	(IRQ_EB_GIC_START + 15)
-
-#define IRQ_EB11MP_PMU_CPU0	(IRQ_EB_GIC_START + 17)
-#define IRQ_EB11MP_PMU_CPU1	(IRQ_EB_GIC_START + 18)
-#define IRQ_EB11MP_PMU_CPU2	(IRQ_EB_GIC_START + 19)
-#define IRQ_EB11MP_PMU_CPU3	(IRQ_EB_GIC_START + 20)
-#define IRQ_EB11MP_PMU_SCU0	(IRQ_EB_GIC_START + 21)
-#define IRQ_EB11MP_PMU_SCU1	(IRQ_EB_GIC_START + 22)
-#define IRQ_EB11MP_PMU_SCU2	(IRQ_EB_GIC_START + 23)
-#define IRQ_EB11MP_PMU_SCU3	(IRQ_EB_GIC_START + 24)
-#define IRQ_EB11MP_PMU_SCU4	(IRQ_EB_GIC_START + 25)
-#define IRQ_EB11MP_PMU_SCU5	(IRQ_EB_GIC_START + 26)
-#define IRQ_EB11MP_PMU_SCU6	(IRQ_EB_GIC_START + 27)
-#define IRQ_EB11MP_PMU_SCU7	(IRQ_EB_GIC_START + 28)
-
-#define IRQ_EB11MP_L220_EVENT	(IRQ_EB_GIC_START + 29)
-#define IRQ_EB11MP_L220_SLAVE	(IRQ_EB_GIC_START + 30)
-#define IRQ_EB11MP_L220_DECODE	(IRQ_EB_GIC_START + 31)
-
-#define IRQ_EB11MP_UART2	-1
-#define IRQ_EB11MP_UART3	-1
-#define IRQ_EB11MP_CLCD		-1
-#define IRQ_EB11MP_DMA		-1
-#define IRQ_EB11MP_WDOG		-1
-#define IRQ_EB11MP_GPIO0	-1
-#define IRQ_EB11MP_GPIO1	-1
-#define IRQ_EB11MP_GPIO2	-1
-#define IRQ_EB11MP_SCI		-1
-#define IRQ_EB11MP_SSP		-1
-
-#define NR_GIC_EB11MP		2
-
-/*
- * Only define NR_IRQS if less than NR_IRQS_EB
- */
-#define NR_IRQS_EB		(IRQ_EB_GIC_START + 96)
-
-#if defined(CONFIG_MACH_REALVIEW_EB) \
-	&& (!defined(NR_IRQS) || (NR_IRQS < NR_IRQS_EB))
-#undef NR_IRQS
-#define NR_IRQS			NR_IRQS_EB
-#endif
-
-#if defined(CONFIG_REALVIEW_EB_ARM11MP) || defined(CONFIG_REALVIEW_EB_A9MP) \
-	&& (!defined(MAX_GIC_NR) || (MAX_GIC_NR < NR_GIC_EB11MP))
-#undef MAX_GIC_NR
-#define MAX_GIC_NR		NR_GIC_EB11MP
-#endif
-
 /*
  * Core tile identification (REALVIEW_SYS_PROCID)
  */
diff --git a/arch/arm/mach-realview/include/mach/board-pb1176.