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

21 files changed, 677 insertions, 115 deletions

diff --git a/arch/arm/mach-realview/Kconfig b/arch/arm/mach-realview/Kconfig
index 603d1db9baf0..ad911854eb4c 100644
--- a/arch/arm/mach-realview/Kconfig
+++ b/arch/arm/mach-realview/Kconfig
@@ -7,6 +7,13 @@ config MACH_REALVIEW_EB
 	help
 	  Include support for the ARM(R) RealView Emulation Baseboard platform.
 
+config REALVIEW_EB_A9MP
+	bool "Support Multicore Cortex-A9"
+	depends on MACH_REALVIEW_EB
+	select CPU_V7
+	help
+	  Enable support for the Cortex-A9MPCore tile on the Realview platform.
+
 config REALVIEW_EB_ARM11MP
 	bool "Support ARM11MPCore tile"
 	depends on MACH_REALVIEW_EB
@@ -26,6 +33,7 @@ config REALVIEW_EB_ARM11MP_REVB
 
 config MACH_REALVIEW_PB11MP
 	bool "Support RealView/PB11MPCore platform"
+	select CPU_V6
 	select ARM_GIC
 	help
 	  Include support for the ARM(R) RealView MPCore Platform Baseboard.
@@ -39,4 +47,24 @@ config MACH_REALVIEW_PB1176
 	help
 	  Include support for the ARM(R) RealView ARM1176 Platform Baseboard.
 
+config MACH_REALVIEW_PBA8
+	bool "Support RealView/PB-A8 platform"
+	select CPU_V7
+	select ARM_GIC
+	help
+	  Include support for the ARM(R) RealView Cortex-A8 Platform Baseboard.
+	  PB-A8 is a platform with an on-board Cortex-A8 and has support for
+	  PCI-E and Compact Flash.
+
+config REALVIEW_HIGH_PHYS_OFFSET
+	bool "High physical base address for the RealView platform"
+	depends on !MACH_REALVIEW_PB1176
+	default y
+	help
+	  RealView boards other than PB1176 have the RAM available at
+	  0x70000000, 256MB of which being mirrored at 0x00000000. If
+	  the board supports 512MB of RAM, this option allows the
+	  memory to be accessed contiguously at the high physical
+	  offset.
+
 endmenu
diff --git a/arch/arm/mach-realview/Makefile b/arch/arm/mach-realview/Makefile
index d2ae077431dd..7bea8ffc4b59 100644
--- a/arch/arm/mach-realview/Makefile
+++ b/arch/arm/mach-realview/Makefile
@@ -6,5 +6,6 @@ obj-y					:= core.o clock.o
 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-$(CONFIG_SMP)			+= platsmp.o headsmp.o localtimer.o
 obj-$(CONFIG_HOTPLUG_CPU)		+= hotplug.o
diff --git a/arch/arm/mach-realview/Makefile.boot b/arch/arm/mach-realview/Makefile.boot
index c7e75acfe6c9..d97e003d3df4 100644
--- a/arch/arm/mach-realview/Makefile.boot
+++ b/arch/arm/mach-realview/Makefile.boot
@@ -1,4 +1,9 @@
+ifeq ($(CONFIG_REALVIEW_HIGH_PHYS_OFFSET),y)
+   zreladdr-y	:= 0x70008000
+params_phys-y	:= 0x70000100
+initrd_phys-y	:= 0x70800000
+else
    zreladdr-y	:= 0x00008000
 params_phys-y	:= 0x00000100
 initrd_phys-y	:= 0x00800000
-
+endif
diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c
index 2491374818e9..5f1d55963ced 100644
--- a/arch/arm/mach-realview/core.c
+++ b/arch/arm/mach-realview/core.c
@@ -28,12 +28,14 @@
 #include <linux/clocksource.h>
 #include <linux/clockchips.h>
 #include <linux/io.h>
+#include <linux/smc911x.h>
 
 #include <asm/clkdev.h>
 #include <asm/system.h>
 #include <mach/hardware.h>
 #include <asm/irq.h>
 #include <asm/leds.h>
+#include <asm/mach-types.h>
 #include <asm/hardware/arm_timer.h>
 #include <asm/hardware/icst307.h>
 
@@ -50,7 +52,7 @@
 
 #define REALVIEW_REFCOUNTER	(__io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_24MHz_OFFSET)
 
-/* used by entry-macro.S */
+/* used by entry-macro.S and platsmp.c */
 void __iomem *gic_cpu_base_addr;
 
 /*
@@ -125,6 +127,29 @@ int realview_flash_register(struct resource *res, u32 num)
 	return platform_device_register(&realview_flash_device);
 }
 
+static struct smc911x_platdata realview_smc911x_platdata = {
+	.flags		= SMC911X_USE_32BIT,
+	.irq_flags	= IRQF_SHARED,
+	.irq_polarity	= 1,
+};
+
+static struct platform_device realview_eth_device = {
+	.name		= "smc911x",
+	.id		= 0,
+	.num_resources	= 2,
+};
+
+int realview_eth_register(const char *name, struct resource *res)
+{
+	if (name)
+		realview_eth_device.name = name;
+	realview_eth_device.resource = res;
+	if (strcmp(realview_eth_device.name, "smc911x") == 0)
+		realview_eth_device.dev.platform_data = &realview_smc911x_platdata;
+
+	return platform_device_register(&realview_eth_device);
+}
+
 static struct resource realview_i2c_resource = {
 	.start		= REALVIEW_I2C_BASE,
 	.end		= REALVIEW_I2C_BASE + SZ_4K - 1,
@@ -178,9 +203,14 @@ static const struct icst307_params realview_oscvco_params = {
 static void realview_oscvco_set(struct clk *clk, struct icst307_vco vco)
 {
 	void __iomem *sys_lock = __io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_LOCK_OFFSET;
-	void __iomem *sys_osc = __io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_OSC4_OFFSET;
+	void __iomem *sys_osc;
 	u32 val;
 
+	if (machine_is_realview_pb1176())
+		sys_osc = __io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_OSC0_OFFSET;
+	else
+		sys_osc = __io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_OSC4_OFFSET;
+
 	val = readl(sys_osc) & ~0x7ffff;
 	val |= vco.v | (vco.r << 9) | (vco.s << 16);
 
@@ -274,7 +304,30 @@ static struct clcd_panel vga = {
 	.width		= -1,
 	.height		= -1,
 	.tim2		= TIM2_BCD | TIM2_IPC,
-	.cntl		= CNTL_LCDTFT | CNTL_LCDVCOMP(1),
+	.cntl		= CNTL_LCDTFT | CNTL_BGR | CNTL_LCDVCOMP(1),
+	.bpp		= 16,
+};
+
+static struct clcd_panel xvga = {
+	.mode		= {
+		.name		= "XVGA",
+		.refresh	= 60,
+		.xres		= 1024,
+		.yres		= 768,
+		.pixclock	= 15748,
+		.left_margin	= 152,
+		.right_margin	= 48,
+		.upper_margin	= 23,
+		.lower_margin	= 3,
+		.hsync_len	= 104,
+		.vsync_len	= 4,
+		.sync		= 0,
+		.vmode		= FB_VMODE_NONINTERLACED,
+	},
+	.width		= -1,
+	.height		= -1,
+	.tim2		= TIM2_BCD | TIM2_IPC,
+	.cntl		= CNTL_LCDTFT | CNTL_BGR | CNTL_LCDVCOMP(1),
 	.bpp		= 16,
 };
 
@@ -297,7 +350,7 @@ static struct clcd_panel sanyo_3_8_in = {
 	.width		= -1,
 	.height		= -1,
 	.tim2		= TIM2_BCD,
-	.cntl		= CNTL_LCDTFT | CNTL_LCDVCOMP(1),
+	.cntl		= CNTL_LCDTFT | CNTL_BGR | CNTL_LCDVCOMP(1),
 	.bpp		= 16,
 };
 
@@ -320,7 +373,7 @@ static struct clcd_panel sanyo_2_5_in = {
 	.width		= -1,
 	.height		= -1,
 	.tim2		= TIM2_IVS | TIM2_IHS | TIM2_IPC,
-	.cntl		= CNTL_LCDTFT | CNTL_LCDVCOMP(1),
+	.cntl		= CNTL_LCDTFT | CNTL_BGR | CNTL_LCDVCOMP(1),
 	.bpp		= 16,
 };
 
@@ -343,7 +396,7 @@ static struct clcd_panel epson_2_2_in = {
 	.width		= -1,
 	.height		= -1,
 	.tim2		= TIM2_BCD | TIM2_IPC,
-	.cntl		= CNTL_LCDTFT | CNTL_LCDVCOMP(1),
+	.cntl		= CNTL_LCDTFT | CNTL_BGR | CNTL_LCDVCOMP(1),
 	.bpp		= 16,
 };
 
@@ -356,9 +409,15 @@ static struct clcd_panel epson_2_2_in = {
 static struct clcd_panel *realview_clcd_panel(void)
 {
 	void __iomem *sys_clcd = __io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_CLCD_OFFSET;
-	struct clcd_panel *panel = &vga;
+	struct clcd_panel *vga_panel;
+	struct clcd_panel *panel;
 	u32 val;
 
+	if (machine_is_realview_eb())
+		vga_panel = &vga;
+	else
+		vga_panel = &xvga;
+
 	val = readl(sys_clcd) & SYS_CLCD_ID_MASK;
 	if (val == SYS_CLCD_ID_SANYO_3_8)
 		panel = &sanyo_3_8_in;
@@ -367,11 +426,11 @@ static struct clcd_panel *realview_clcd_panel(void)
 	else if (val == SYS_CLCD_ID_EPSON_2_2)
 		panel = &epson_2_2_in;
 	else if (val == SYS_CLCD_ID_VGA)
-		panel = &vga;
+		panel = vga_panel;
 	else {
 		printk(KERN_ERR "CLCD: unknown LCD panel ID 0x%08x, using VGA\n",
 			val);
-		panel = &vga;
+		panel = vga_panel;
 	}
 
 	return panel;
@@ -406,12 +465,18 @@ static void realview_clcd_enable(struct clcd_fb *fb)
 	writel(val, sys_clcd);
 }
 
-static unsigned long framesize = SZ_1M;
-
 static int realview_clcd_setup(struct clcd_fb *fb)
 {
+	unsigned long framesize;
 	dma_addr_t dma;
 
+	if (machine_is_realview_eb())
+		/* VGA, 16bpp */
+		framesize = 640 * 480 * 2;
+	else
+		/* XVGA, 16bpp */
+		framesize = 1024 * 768 * 2;
+
 	fb->panel		= realview_clcd_panel();
 
 	fb->fb.screen_base = dma_alloc_writecombine(&fb->dev->dev, framesize,
@@ -636,7 +701,7 @@ void __init realview_timer_init(unsigned int timer_irq)
 	 * The dummy clock device has to be registered before the main device
 	 * so that the latter will broadcast the clock events
 	 */
-	local_timer_setup(smp_processor_id());
+	local_timer_setup();
 #endif
 
 	/* 
diff --git a/arch/arm/mach-realview/core.h b/arch/arm/mach-realview/core.h
index 614e8cb31713..63be2abdc19c 100644
--- a/arch/arm/mach-realview/core.h
+++ b/arch/arm/mach-realview/core.h
@@ -51,8 +51,7 @@ extern struct mmc_platform_data realview_mmc1_plat_data;
 extern struct clcd_board clcd_plat_data;
 extern void __iomem *gic_cpu_base_addr;
 #ifdef CONFIG_LOCAL_TIMERS
-extern void __iomem *twd_base_addr;
-extern unsigned int twd_size;
+extern void __iomem *twd_base;
 #endif
 extern void __iomem *timer0_va_base;
 extern void __iomem *timer1_va_base;
@@ -62,5 +61,6 @@ extern void __iomem *timer3_va_base;
 extern void realview_leds_event(led_event_t ledevt);
 extern void realview_timer_init(unsigned int timer_irq);
 extern int realview_flash_register(struct resource *res, u32 num);
+extern int realview_eth_register(const char *name, struct resource *res);
 
 #endif
diff --git a/arch/arm/mach-realview/hotplug.c b/arch/arm/mach-realview/hotplug.c
index 09748cbcd10e..be048e3e8799 100644
--- a/arch/arm/mach-realview/hotplug.c
+++ b/arch/arm/mach-realview/hotplug.c
@@ -13,6 +13,8 @@
 #include <linux/smp.h>
 #include <linux/completion.h>
 
+#include <asm/cacheflush.h>
+
 extern volatile int pen_release;
 
 static DECLARE_COMPLETION(cpu_killed);
@@ -21,7 +23,8 @@ static inline void cpu_enter_lowpower(void)
 {
 	unsigned int v;
 
-	asm volatile(	"mcr	p15, 0, %1, c7, c14, 0\n"
+	flush_cache_all();
+	asm volatile(
 	"	mcr	p15, 0, %1, c7, c5, 0\n"
 	"	mcr	p15, 0, %1, c7, c10, 4\n"
 	/*
diff --git a/arch/arm/mach-realview/include/mach/board-eb.h b/arch/arm/mach-realview/include/mach/board-eb.h
index 8d699fd324d0..268d7701fa9b 100644
--- a/arch/arm/mach-realview/include/mach/board-eb.h
+++ b/arch/arm/mach-realview/include/mach/board-eb.h
@@ -49,16 +49,14 @@
 #ifdef CONFIG_REALVIEW_EB_ARM11MP_REVB
 #define REALVIEW_EB11MP_SCU_BASE	0x10100000	/* SCU registers */
 #define REALVIEW_EB11MP_GIC_CPU_BASE	0x10100100	/* Generic interrupt controller CPU interface */
-#define REALVIEW_EB11MP_TWD_BASE	0x10100700
-#define REALVIEW_EB11MP_TWD_SIZE	0x00000100
+#define REALVIEW_EB11MP_TWD_BASE	0x10100600
 #define REALVIEW_EB11MP_GIC_DIST_BASE	0x10101000	/* Generic interrupt controller distributor */
 #define REALVIEW_EB11MP_L220_BASE	0x10102000	/* L220 registers */
 #define REALVIEW_EB11MP_SYS_PLD_CTRL1	0xD8		/* Register offset for MPCore sysctl */
 #else
 #define REALVIEW_EB11MP_SCU_BASE	0x1F000000	/* SCU registers */
 #define REALVIEW_EB11MP_GIC_CPU_BASE	0x1F000100	/* Generic interrupt controller CPU interface */
-#define REALVIEW_EB11MP_TWD_BASE	0x1F000700
-#define REALVIEW_EB11MP_TWD_SIZE	0x00000100
+#define REALVIEW_EB11MP_TWD_BASE	0x1F000600
 #define REALVIEW_EB11MP_GIC_DIST_BASE	0x1F001000	/* Generic interrupt controller distributor */
 #define REALVIEW_EB11MP_L220_BASE	0x1F002000	/* L220 registers */
 #define REALVIEW_EB11MP_SYS_PLD_CTRL1	0x74		/* Register offset for MPCore sysctl */
@@ -163,7 +161,7 @@
 #define NR_IRQS			NR_IRQS_EB
 #endif
 
-#if defined(CONFIG_REALVIEW_EB_ARM11MP) \
+#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
@@ -177,6 +175,7 @@
 #define REALVIEW_EB_PROC_ARM9		0x02000000
 #define REALVIEW_EB_PROC_ARM11		0x04000000
 #define REALVIEW_EB_PROC_ARM11MP	0x06000000
+#define REALVIEW_EB_PROC_A9MP		0x0C000000
 
 #define check_eb_proc(proc_type)						\
 	((readl(__io_address(REALVIEW_SYS_PROCID)) & REALVIEW_EB_PROC_MASK)	\
@@ -188,4 +187,13 @@
 #define core_tile_eb11mp()	0
 #endif
 
+#ifdef CONFIG_REALVIEW_EB_A9MP
+#define core_tile_a9mp()	check_eb_proc(REALVIEW_EB_PROC_A9MP)
+#else
+#define core_tile_a9mp()	0
+#endif
+
+#define machine_is_realview_eb_mp() \
+	(machine_is_realview_eb() && (core_tile_eb11mp() || core_tile_a9mp()))
+
 #endif	/* __ASM_ARCH_BOARD_EB_H */
diff --git a/arch/arm/mach-realview/include/mach/board-pb11mp.h b/arch/arm/mach-realview/include/mach/board-pb11mp.h
index ecd80e58631e..53ea0e7a1267 100644
--- a/arch/arm/mach-realview/include/mach/board-pb11mp.h
+++ b/arch/arm/mach-realview/include/mach/board-pb11mp.h
@@ -77,8 +77,7 @@
  */
 #define REALVIEW_TC11MP_SCU_BASE		0x1F000000	/* IRQ, Test chip */
 #define REALVIEW_TC11MP_GIC_CPU_BASE		0x1F000100	/* Test chip interrupt controller CPU interface */
-#define REALVIEW_TC11MP_TWD_BASE		0x1F000700
-#define REALVIEW_TC11MP_TWD_SIZE		0x00000100
+#define REALVIEW_TC11MP_TWD_BASE		0x1F000600
 #define REALVIEW_TC11MP_GIC_DIST_BASE		0x1F001000	/* Test chip interrupt controller distributor */
 #define REALVIEW_TC11MP_L220_BASE		0x1F002000	/* L220 registers */
 
diff --git a/arch/arm/mach-realview/include/mach/board-pba8.h b/arch/arm/mach-realview/include/mach/board-pba8.h
new file mode 100644
index 000000000000..c8bed8f58bab
--- /dev/null
+++ b/arch/arm/mach-realview/include/mach/board-pba8.h
@@ -0,0 +1,152 @@
+/*
+ * include/asm-arm/arch-realview/board-pba8.h
+ *
+ * Copyright (C) 2008 ARM Limited
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ */
+
+#ifndef __ASM_ARCH_BOARD_PBA8_H
+#define __ASM_ARCH_BOARD_PBA8_H
+
+#include <mach/platform.h>
+
+/*
+ * Peripheral addresses
+ */
+#define REALVIEW_PBA8_UART0_BASE		0x10009000	/* UART 0 */
+#define REALVIEW_PBA8_UART1_BASE		0x1000A000	/* UART 1 */
+#define REALVIEW_PBA8_UART2_BASE		0x1000B000	/* UART 2 */
+#define REALVIEW_PBA8_UART3_BASE		0x1000C000	/* UART 3 */
+#define REALVIEW_PBA8_SSP_BASE			0x1000D000	/* Synchronous Serial Port */
+#define REALVIEW_PBA8_WATCHDOG0_BASE		0x1000F000	/* Watchdog 0 */
+#define REALVIEW_PBA8_WATCHDOG_BASE		0x10010000	/* watchdog interface */
+#define REALVIEW_PBA8_TIMER0_1_BASE		0x10011000	/* Timer 0 and 1 */
+#define REALVIEW_PBA8_TIMER2_3_BASE		0x10012000	/* Timer 2 and 3 */
+#define REALVIEW_PBA8_GPIO0_BASE		0x10013000	/* GPIO port 0 */
+#define REALVIEW_PBA8_RTC_BASE			0x10017000	/* Real Time Clock */
+#define REALVIEW_PBA8_TIMER4_5_BASE		0x10018000	/* Timer 4/5 */
+#define REALVIEW_PBA8_TIMER6_7_BASE		0x10019000	/* Timer 6/7 */
+#define REALVIEW_PBA8_SCTL_BASE			0x1001A000	/* System Controller */
+#define REALVIEW_PBA8_CLCD_BASE			0x10020000	/* CLCD */
+#define REALVIEW_PBA8_ONB_SRAM_BASE		0x10060000	/* On-board SRAM */
+#define REALVIEW_PBA8_DMC_BASE			0x100E0000	/* DMC configuration */
+#define REALVIEW_PBA8_SMC_BASE			0x100E1000	/* SMC configuration */
+#define REALVIEW_PBA8_CAN_BASE			0x100E2000	/* CAN bus */
+#define REALVIEW_PBA8_CF_BASE			0x18000000	/* Compact flash */
+#define REALVIEW_PBA8_CF_MEM_BASE		0x18003000	/* SMC for Compact flash */
+#define REALVIEW_PBA8_GIC_CPU_BASE		0x1E000000	/* Generic interrupt controller CPU interface */
+#define REALVIEW_PBA8_FLASH0_BASE		0x40000000
+#define REALVIEW_PBA8_FLASH0_SIZE		SZ_64M
+#define REALVIEW_PBA8_FLASH1_BASE		0x44000000
+#define REALVIEW_PBA8_FLASH1_SIZE		SZ_64M
+#define REALVIEW_PBA8_ETH_BASE			0x4E000000	/* Ethernet */
+#define REALVIEW_PBA8_USB_BASE			0x4F000000	/* USB */
+#define REALVIEW_PBA8_GIC_DIST_BASE		0x1E001000	/* Generic interrupt controller distributor */
+#define REALVIEW_PBA8_LT_BASE			0xC0000000	/* Logic Tile expansion */
+#define REALVIEW_PBA8_SDRAM6_BASE		0x70000000	/* SDRAM bank 6 256MB */
+#define REALVIEW_PBA8_SDRAM7_BASE		0x80000000	/* SDRAM bank 7 256MB */
+
+#define REALVIEW_PBA8_SYS_PLD_CTRL1		0x74
+
+/*
+ * PBA8 PCI regions
+ */
+#define REALVIEW_PBA8_PCI_BASE			0x90040000	/* PCI-X Unit base */
+#define REALVIEW_PBA8_PCI_IO_BASE		0x90050000	/* IO Region on AHB */
+#define REALVIEW_PBA8_PCI_MEM_BASE		0xA0000000	/* MEM Region on AHB */
+
+#define REALVIEW_PBA8_PCI_BASE_SIZE		0x10000		/* 16 Kb */
+#define REALVIEW_PBA8_PCI_IO_SIZE		0x1000		/* 4 Kb */
+#define REALVIEW_PBA8_PCI_MEM_SIZE		0x20000000	/* 512 MB */
+
+/*
+ * Irqs
+ */
+#define IRQ_PBA8_GIC_START			32
+
+/* L220
+#define IRQ_PBA8_L220_EVENT	(IRQ_PBA8_GIC_START + 29)
+#define IRQ_PBA8_L220_SLAVE	(IRQ_PBA8_GIC_START + 30)
+#define IRQ_PBA8_L220_DECODE	(IRQ_PBA8_GIC_START + 31)
+*/
+
+/*
+ * PB-A8 on-board gic irq sources
+ */
+#define IRQ_PBA8_WATCHDOG	(IRQ_PBA8_GIC_START + 0)	/* Watchdog timer */
+#define IRQ_PBA8_SOFT		(IRQ_PBA8_GIC_START + 1)	/* Software interrupt */
+#define IRQ_PBA8_COMMRx		(IRQ_PBA8_GIC_START + 2)	/* Debug Comm Rx interrupt */
+#define IRQ_PBA8_COMMTx		(IRQ_PBA8_GIC_START + 3)	/* Debug Comm Tx interrupt */
+#define IRQ_PBA8_TIMER0_1	(IRQ_PBA8_GIC_START + 4)	/* Timer 0/1 (default timer) */
+#define IRQ_PBA8_TIMER2_3	(IRQ_PBA8_GIC_START + 5)	/* Timer 2/3 */
+#define IRQ_PBA8_GPIO0		(IRQ_PBA8_GIC_START + 6)	/* GPIO 0 */
+#define IRQ_PBA8_GPIO1		(IRQ_PBA8_GIC_START + 7)	/* GPIO 1 */
+#define IRQ_PBA8_GPIO2		(IRQ_PBA8_GIC_START + 8)	/* GPIO 2 */
+								/* 9 reserved */
+#define IRQ_PBA8_RTC		(IRQ_PBA8_GIC_START + 10)	/* Real Time Clock */
+#define IRQ_PBA8_SSP		(IRQ_PBA8_GIC_START + 11)	/* Synchronous Serial Port */
+#define IRQ_PBA8_UART0		(IRQ_PBA8_GIC_START + 12)	/* UART 0 on development chip */
+#define IRQ_PBA8_UART1		(IRQ_PBA8_GIC_START + 13)	/* UART 1 on development chip */
+#define IRQ_PBA8_UART2		(IRQ_PBA8_GIC_START + 14)	/* UART 2 on development chip */
+#define IRQ_PBA8_UART3		(IRQ_PBA8_GIC_START + 15)	/* UART 3 on development chip */
+#define IRQ_PBA8_SCI		(IRQ_PBA8_GIC_START + 16)	/* Smart Card Interface */
+#define IRQ_PBA8_MMCI0A		(IRQ_PBA8_GIC_START + 17)	/* Multimedia Card 0A */
+#define IRQ_PBA8_MMCI0B		(IRQ_PBA8_GIC_START + 18)	/* Multimedia Card 0B */
+#define IRQ_PBA8_AACI		(IRQ_PBA8_GIC_START + 19)	/* Audio Codec */
+#define IRQ_PBA8_KMI0		(IRQ_PBA8_GIC_START + 20)	/* Keyboard/Mouse port 0 */
+#define IRQ_PBA8_KMI1		(IRQ_PBA8_GIC_START + 21)	/* Keyboard/Mouse port 1 */
+#define IRQ_PBA8_CHARLCD	(IRQ_PBA8_GIC_START + 22)	/* Character LCD */
+#define IRQ_PBA8_CLCD		(IRQ_PBA8_GIC_START + 23)	/* CLCD controller */
+#define IRQ_PBA8_DMAC		(IRQ_PBA8_GIC_START + 24)	/* DMA controller */
+#define IRQ_PBA8_PWRFAIL	(IRQ_PBA8_GIC_START + 25)	/* Power failure */
+#define IRQ_PBA8_PISMO		(IRQ_PBA8_GIC_START + 26)	/* PISMO interface */
+#define IRQ_PBA8_DoC		(IRQ_PBA8_GIC_START + 27)	/* Disk on Chip memory controller */
+#define IRQ_PBA8_ETH		(IRQ_PBA8_GIC_START + 28)	/* Ethernet controller */
+#define IRQ_PBA8_USB		(IRQ_PBA8_GIC_START + 29)	/* USB controller */
+#define IRQ_PBA8_TSPEN		(IRQ_PBA8_GIC_START + 30)	/* Touchscreen pen */
+#define IRQ_PBA8_TSKPAD		(IRQ_PBA8_GIC_START + 31)	/* Touchscreen keypad */
+
+/* ... */
+#define IRQ_PBA8_PCI0		(IRQ_PBA8_GIC_START + 50)
+#define IRQ_PBA8_PCI1		(IRQ_PBA8_GIC_START + 51)
+#define IRQ_PBA8_PCI2		(IRQ_PBA8_GIC_START + 52)
+#define IRQ_PBA8_PCI3		(IRQ_PBA8_GIC_START + 53)
+
+#define IRQ_PBA8_SMC		-1
+#define IRQ_PBA8_SCTL		-1
+
+#define NR_GIC_PBA8		1
+
+/*
+ * Only define NR_IRQS if less than NR_IRQS_PBA8
+ */
+#define NR_IRQS_PBA8		(IRQ_PBA8_GIC_START + 64)
+
+#if defined(CONFIG_MACH_REALVIEW_PBA8)
+
+#if !defined(NR_IRQS) || (NR_IRQS < NR_IRQS_PBA8)
+#undef NR_IRQS
+#define NR_IRQS			NR_IRQS_PBA8
+#endif
+
+#if !defined(MAX_GIC_NR) || (MAX_GIC_NR < NR_GIC_PBA8)
+#undef MAX_GIC_NR
+#define MAX_GIC_NR		NR_GIC_PBA8
+#endif
+
+#endif	/* CONFIG_MACH_REALVIEW_PBA8 */
+
+#endif	/* __ASM_ARCH_BOARD_PBA8_H */
diff --git a/arch/arm/mach-realview/include/mach/debug-macro.S b/arch/arm/mach-realview/include/mach/debug-macro.S
index 7196bcadff0c..92dbcb9e1792 100644
--- a/arch/arm/mach-realview/include/mach/debug-macro.S
+++ b/arch/arm/mach-realview/include/mach/debug-macro.S
@@ -8,15 +8,36 @@
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.
- *
-*/
+ */
+
+#if defined(CONFIG_MACH_REALVIEW_EB) || \
+    defined(CONFIG_MACH_REALVIEW_PB11MP) || \
+    defined(CONFIG_MACH_REALVIEW_PBA8)
+#ifndef DEBUG_LL_UART_OFFSET
+#define DEBUG_LL_UART_OFFSET	0x00009000
+#elif DEBUG_LL_UART_OFFSET != 0x00009000
+#warning "DEBUG_LL_UART_OFFSET already defined to a different value"
+#endif
+#endif
+
+#ifdef CONFIG_MACH_REALVIEW_PB1176
+#ifndef DEBUG_LL_UART_OFFSET
+#define DEBUG_LL_UART_OFFSET	0x0010c000
+#elif DEBUG_LL_UART_OFFSET != 0x0010c000
+#warning "DEBUG_LL_UART_OFFSET already defined to a different value"
+#endif
+#endif
+
+#ifndef DEBUG_LL_UART_OFFSET
+#error "Unknown RealView platform"
+#endif
 
 		.macro	addruart,rx
 		mrc	p15, 0, \rx, c1, c0
 		tst	\rx, #1			@ MMU enabled?
 		moveq	\rx,      #0x10000000
-		movne	\rx,      #0xf0000000	@ virtual base
-		orr	\rx, \rx, #0x00009000
+		movne	\rx,      #0xfb000000	@ virtual base
+		orr	\rx, \rx, #DEBUG_LL_UART_OFFSET
 		.endm
 
 #include <asm/hardware/debug-pl01x.S>
diff --git a/arch/arm/mach-realview/include/mach/hardware.h b/arch/arm/mach-realview/include/mach/hardware.h
index 79a93b3dfca9..b42c14f89acb 100644
--- a/arch/arm/mach-realview/include/mach/hardware.h
+++ b/arch/arm/mach-realview/include/mach/hardware.h
@@ -25,7 +25,14 @@
 #include <asm/sizes.h>
 
 /* macro to get at IO space when running virtually */
-#define IO_ADDRESS(x)		(((x) & 0x0fffffff) + 0xf0000000)
+/*
+ * Statically mapped addresses:
+ *
+ * 10xx xxxx -> fbxx xxxx
+ * 1exx xxxx -> fdxx xxxx
+ * 1fxx xxxx -> fexx xxxx
+ */
+#define IO_ADDRESS(x)		(((x) & 0x03ffffff) + 0xfb000000)
 #define __io_address(n)		__io(IO_ADDRESS(n))
 
 #endif
diff --git a/arch/arm/mach-realview/include/mach/irqs.h b/arch/arm/mach-realview/include/mach/irqs.h
index 02a918529db3..fe5cb987aa21 100644
--- a/arch/arm/mach-realview/include/mach/irqs.h
+++ b/arch/arm/mach-realview/include/mach/irqs.h
@@ -25,6 +25,7 @@
 #include <mach/board-eb.h>
 #include <mach/board-pb11mp.h>
 #include <mach/board-pb1176.h>
+#include <mach/board-pba8.h>
 
 #define IRQ_LOCALTIMER		29
 #define IRQ_LOCALWDOG		30
diff --git a/arch/arm/mach-realview/include/mach/memory.h b/arch/arm/mach-realview/include/mach/memory.h
index 65a0742094f7..293c30025e7e 100644
--- a/arch/arm/mach-realview/include/mach/memory.h
+++ b/arch/arm/mach-realview/include/mach/memory.h
@@ -23,6 +23,10 @@
 /*
  * Physical DRAM offset.
  */
+#ifdef CONFIG_REALVIEW_HIGH_PHYS_OFFSET
+#define PHYS_OFFSET		UL(0x70000000)
+#else
 #define PHYS_OFFSET		UL(0x00000000)
+#endif
 
 #endif
diff --git a/arch/arm/mach-realview/include/mach/uncompress.h b/arch/arm/mach-realview/include/mach/uncompress.h
index 79f50f218e77..415d634d52ab 100644
--- a/arch/arm/mach-realview/include/mach/uncompress.h
+++ b/arch/arm/mach-realview/include/mach/uncompress.h
@@ -23,6 +23,7 @@
 #include <mach/board-eb.h>
 #include <mach/board-pb11mp.h>
 #include <mach/board-pb1176.h>
+#include <mach/board-pba8.h>
 
 #define AMBA_UART_DR(base)	(*(volatile unsigned char *)((base) + 0x00))
 #define AMBA_UART_LCRH(base)	(*(volatile unsigned char *)((base) + 0x2c))
@@ -40,6 +41,8 @@ static inline unsigned long get_uart_base(void)
 		return REALVIEW_PB11MP_UART0_BASE;
 	else if (machine_is_realview_pb1176())
 		return REALVIEW_PB1176_UART0_BASE;
+	else if (machine_is_realview_pba8())
+		return REALVIEW_PBA8_UART0_BASE;
 	else
 		return 0;
 }
diff --git a/arch/arm/mach-realview/include/mach/vmalloc.h b/arch/arm/mach-realview/include/mach/vmalloc.h
index 48cbcc873db2..fe0de1b507ac 100644
--- a/arch/arm/mach-realview/include/mach/vmalloc.h
+++ b/arch/arm/mach-realview/include/mach/vmalloc.h
@@ -18,4 +18,4 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
-#define VMALLOC_END		(PAGE_OFFSET + 0x18000000)
+#define VMALLOC_END		0xf8000000
diff --git a/arch/arm/mach-realview/localtimer.c b/arch/arm/mach-realview/localtimer.c
index 44d178cd5733..9019ef2e5611 100644
--- a/arch/arm/mach-realview/localtimer.c
+++ b/arch/arm/mach-realview/localtimer.c
@@ -38,18 +38,14 @@ void local_timer_interrupt(void)
 
 #ifdef CONFIG_LOCAL_TIMERS
 
-#define TWD_BASE(cpu)	(twd_base_addr + (cpu) * twd_size)
-
 /* set up by the platform code */
-void __iomem *twd_base_addr;
-unsigned int twd_size;
+void __iomem *twd_base;
 
 static unsigned long mpcore_timer_rate;
 
 static void local_timer_set_mode(enum clock_event_mode mode,
 				 struct clock_event_device *clk)
 {
-	void __iomem *base = TWD_BASE(smp_processor_id());
 	unsigned long ctrl;
 
 	switch(mode) {
@@ -68,17 +64,16 @@ static void local_timer_set_mode(enum clock_event_mode mode,
 		ctrl = 0;
 	}
 
-	__raw_writel(ctrl, base + TWD_TIMER_CONTROL);
+	__raw_writel(ctrl, twd_base + TWD_TIMER_CONTROL);
 }
 
 static int local_timer_set_next_event(unsigned long evt,
 				      struct clock_event_device *unused)
 {
-	void __iomem *base = TWD_BASE(smp_processor_id());
-	unsigned long ctrl = __raw_readl(base + TWD_TIMER_CONTROL);
+	unsigned long ctrl = __raw_readl(twd_base + TWD_TIMER_CONTROL);
 
-	__raw_writel(evt, base + TWD_TIMER_COUNTER);
-	__raw_writel(ctrl | TWD_TIMER_CONTROL_ENABLE, base + TWD_TIMER_CONTROL);
+	__raw_writel(evt, twd_base + TWD_TIMER_COUNTER);
+	__raw_writel(ctrl | TWD_TIMER_CONTROL_ENABLE, twd_base + TWD_TIMER_CONTROL);
 
 	return 0;
 }
@@ -91,19 +86,16 @@ static int local_timer_set_next_event(unsigned long evt,
  */
 int local_timer_ack(void)
 {
-	void __iomem *base = TWD_BASE(smp_processor_id());
-
-	if (__raw_readl(base + TWD_TIMER_INTSTAT)) {
-		__raw_writel(1, base + TWD_TIMER_INTSTAT);
+	if (__raw_readl(twd_base + TWD_TIMER_INTSTAT)) {
+		__raw_writel(1, twd_base + TWD_TIMER_INTSTAT);
 		return 1;
 	}
 
 	return 0;
 }
 
-static void __cpuinit twd_calibrate_rate(unsigned int cpu)
+static void __cpuinit twd_calibrate_rate(void)
 {
-	void __iomem *base = TWD_BASE(cpu);
 	unsigned long load, count;
 	u64 waitjiffies;
 
@@ -124,15 +116,15 @@ static void __cpuinit twd_calibrate_rate(unsigned int cpu)
 		waitjiffies += 5;
 
 				 /* enable, no interrupt or reload */
-		__raw_writel(0x1, base + TWD_TIMER_CONTROL);
+		__raw_writel(0x1, twd_base + TWD_TIMER_CONTROL);
 
 				 /* maximum value */
-		__raw_writel(0xFFFFFFFFU, base + TWD_TIMER_COUNTER);
+		__raw_writel(0xFFFFFFFFU, twd_base + TWD_TIMER_COUNTER);
 
 		while (get_jiffies_64() < waitjiffies)
 			udelay(10);
 
-		count = __raw_readl(base + TWD_TIMER_COUNTER);
+		count = __raw_readl(twd_base + TWD_TIMER_COUNTER);
 
 		mpcore_timer_rate = (0xFFFFFFFFU - count) * (HZ / 5);
 
@@ -142,18 +134,19 @@ static void __cpuinit twd_calibrate_rate(unsigned int cpu)
 
 	load = mpcore_timer_rate / HZ;
 
-	__raw_writel(load, base + TWD_TIMER_LOAD);
+	__raw_writel(load, twd_base + TWD_TIMER_LOAD);
 }
 
 /*
  * Setup the local clock events for a CPU.
  */
-void __cpuinit local_timer_setup(unsigned int cpu)
+void __cpuinit local_timer_setup(void)
 {
+	unsigned int cpu = smp_processor_id();
 	struct clock_event_device *clk = &per_cpu(local_clockevent, cpu);
 	unsigned long flags;
 
-	twd_calibrate_rate(cpu);
+	twd_calibrate_rate();
 
 	clk->name		= "local_timer";
 	clk->features		= CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT;
@@ -178,9 +171,9 @@ void __cpuinit local_timer_setup(unsigned int cpu)
 /*
  * take a local timer down
  */
-void __cpuexit local_timer_stop(unsigned int cpu)
+void __cpuexit local_timer_stop(void)
 {
-	__raw_writel(0, TWD_BASE(cpu) + TWD_TIMER_CONTROL);
+	__raw_writel(0, twd_base + TWD_TIMER_CONTROL);
 }
 
 #else	/* CONFIG_LOCAL_TIMERS */
@@ -190,8 +183,9 @@ static void dummy_timer_set_mode(enum clock_event_mode mode,
 {
 }