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

* master.kernel.org:/home/rmk/linux-2.6-arm: (23 commits) ARM: Fix RiscPC decompressor build errors ARM: Fix sorting of platform group config options and includes ARM: 5991/1: Fix regression in restore_user_regs macro ARM: 5989/1: ARM: KGDB: add support for SMP platforms ARM: 5990/1: ARM: use __armv5tej_mmu_cache_flush for V5TEJ instead of __armv4_mmu_cache_flush ARM: Add final piece to fix XIP decompressor in read-only memory video: enable sh_mobile_lcdc on SH-Mobile ARM ARM: mach-shmobile: ap4evb SDHI0 platform data V2 ARM: mach-shmobile: sh7372 SDHI vector merge ARM: mach-shmobile: sh7377 SDHI vector merge ARM: mach-shmobile: sh7367 SDHI vector merge ARM: mach-shmobile: G4EVM KEYSC platform data mtd: enable sh_flctl on SH-Mobile ARM ARM: mach-shmobile: G3EVM FLCTL platform data ARM: mach-shmobile: G3EVM KEYSC platform data Video: ARM CLCD: Better fix for swapped IENB and CNTL registers ARM: Add L2 cache handling to smp boot support ARM: 5960/1: ARM: perf-events: fix v7 event selection mask ARM: 5959/1: ARM: perf-events: request PMU interrupts with IRQF_NOBALANCING ARM: 5988/1: pgprot_dmacoherent() for non-mmu builds ...
mariux64 · Mar 18, 2010 · c3a0bd7 · c3a0bd7
2 parents a41842f + 0d5e6f7
commit c3a0bd7
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Showing 23 changed files with 403 additions and 134 deletions.
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
@@ -218,6 +218,10 @@ config MMU
 	  Select if you want MMU-based virtualised addressing space
 	  support by paged memory management. If unsure, say 'Y'.
 
+#
+# The "ARM system type" choice list is ordered alphabetically by option
+# text.  Please add new entries in the option alphabetic order.
+#
 choice
 	prompt "ARM system type"
 	default ARCH_VERSATILE
@@ -274,6 +278,18 @@ config ARCH_AT91
 	  This enables support for systems based on the Atmel AT91RM9200,
 	  AT91SAM9 and AT91CAP9 processors.
 
+config ARCH_BCMRING
+	bool "Broadcom BCMRING"
+	depends on MMU
+	select CPU_V6
+	select ARM_AMBA
+	select COMMON_CLKDEV
+	select GENERIC_TIME
+	select GENERIC_CLOCKEVENTS
+	select ARCH_WANT_OPTIONAL_GPIOLIB
+	help
+	  Support for Broadcom's BCMRing platform.
+
 config ARCH_CLPS711X
 	bool "Cirrus Logic CLPS711x/EP721x-based"
 	select CPU_ARM720T
@@ -359,20 +375,6 @@ config ARCH_H720X
 	help
 	  This enables support for systems based on the Hynix HMS720x
 
-config ARCH_NOMADIK
-	bool "STMicroelectronics Nomadik"
-	select ARM_AMBA
-	select ARM_VIC
-	select CPU_ARM926T
-	select HAVE_CLK
-	select COMMON_CLKDEV
-	select GENERIC_TIME
-	select GENERIC_CLOCKEVENTS
-	select GENERIC_GPIO
-	select ARCH_REQUIRE_GPIOLIB
-	help
-	  Support for the Nomadik platform by ST-Ericsson
-
 config ARCH_IOP13XX
 	bool "IOP13xx-based"
 	depends on MMU
@@ -747,6 +749,30 @@ config ARCH_U300
 	help
 	  Support for ST-Ericsson U300 series mobile platforms.
 
+config ARCH_U8500
+	bool "ST-Ericsson U8500 Series"
+	select CPU_V7
+	select ARM_AMBA
+	select GENERIC_TIME
+	select GENERIC_CLOCKEVENTS
+	select COMMON_CLKDEV
+	help
+	  Support for ST-Ericsson's Ux500 architecture
+
+config ARCH_NOMADIK
+	bool "STMicroelectronics Nomadik"
+	select ARM_AMBA
+	select ARM_VIC
+	select CPU_ARM926T
+	select HAVE_CLK
+	select COMMON_CLKDEV
+	select GENERIC_TIME
+	select GENERIC_CLOCKEVENTS
+	select GENERIC_GPIO
+	select ARCH_REQUIRE_GPIOLIB
+	help
+	  Support for the Nomadik platform by ST-Ericsson
+
 config ARCH_DAVINCI
 	bool "TI DaVinci"
 	select CPU_ARM926T
@@ -775,30 +801,13 @@ config ARCH_OMAP
 	help
 	  Support for TI's OMAP platform (OMAP1 and OMAP2).
 
-config ARCH_BCMRING
-	bool "Broadcom BCMRING"
-	depends on MMU
-	select CPU_V6
-	select ARM_AMBA
-	select COMMON_CLKDEV
-	select GENERIC_TIME
-	select GENERIC_CLOCKEVENTS
-	select ARCH_WANT_OPTIONAL_GPIOLIB
-	help
-	  Support for Broadcom's BCMRing platform.
-
-config ARCH_U8500
-	bool "ST-Ericsson U8500 Series"
-	select CPU_V7
-	select ARM_AMBA
-	select GENERIC_TIME
-	select GENERIC_CLOCKEVENTS
-	select COMMON_CLKDEV
-	help
-	  Support for ST-Ericsson's Ux500 architecture
-
 endchoice
 
+#
+# This is sorted alphabetically by mach-* pathname.  However, plat-*
+# Kconfigs may be included either alphabetically (according to the
+# plat- suffix) or along side the corresponding mach-* source.
+#
 source "arch/arm/mach-aaec2000/Kconfig"
 
 source "arch/arm/mach-at91/Kconfig"

diff --git a/arch/arm/boot/compressed/decompress.c b/arch/arm/boot/compressed/decompress.c
@@ -11,6 +11,7 @@ extern unsigned long free_mem_end_ptr;
 extern void error(char *);
 
 #define STATIC static
+#define STATIC_RW_DATA	/* non-static please */
 
 #define ARCH_HAS_DECOMP_WDOG
 

diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S
@@ -742,7 +742,7 @@ proc_types:
 		.word	0x000f0000
 		W(b)	__armv4_mmu_cache_on
 		W(b)	__armv4_mmu_cache_off
-		W(b)	__armv4_mmu_cache_flush
+		W(b)	__armv5tej_mmu_cache_flush
 
 		.word	0x0007b000		@ ARMv6
 		.word	0x000ff000

diff --git a/arch/arm/boot/compressed/misc.c b/arch/arm/boot/compressed/misc.c
@@ -33,6 +33,7 @@ unsigned int __machine_arch_type;
 #else
 
 static void putstr(const char *ptr);
+extern void error(char *x);
 
 #include <mach/uncompress.h>
 

diff --git a/arch/arm/include/asm/elf.h b/arch/arm/include/asm/elf.h
@@ -98,6 +98,7 @@ extern int elf_check_arch(const struct elf32_hdr *);
 extern int arm_elf_read_implies_exec(const struct elf32_hdr *, int);
 #define elf_read_implies_exec(ex,stk) arm_elf_read_implies_exec(&(ex), stk)
 
+struct task_struct;
 int dump_task_regs(struct task_struct *t, elf_gregset_t *elfregs);
 #define ELF_CORE_COPY_TASK_REGS dump_task_regs
 

diff --git a/arch/arm/include/asm/pgtable-nommu.h b/arch/arm/include/asm/pgtable-nommu.h
@@ -67,6 +67,7 @@ static inline int pte_file(pte_t pte) { return 0; }
  */
 #define pgprot_noncached(prot)	__pgprot(0)
 #define pgprot_writecombine(prot) __pgprot(0)
+#define pgprot_dmacoherent(prot) __pgprot(0)
 
 
 /*

diff --git a/arch/arm/kernel/entry-header.S b/arch/arm/kernel/entry-header.S
@@ -102,6 +102,8 @@
 	.else
 	ldmdb	sp, {r0 - lr}^			@ get calling r0 - lr
 	.endif
+	mov	r0, r0				@ ARMv5T and earlier require a nop
+						@ after ldm {}^
 	add	sp, sp, #S_FRAME_SIZE - S_PC
 	movs	pc, lr				@ return & move spsr_svc into cpsr
 	.endm

diff --git a/arch/arm/kernel/kgdb.c b/arch/arm/kernel/kgdb.c
@@ -9,6 +9,7 @@
  * Authors:  George Davis <davis_g@mvista.com>
  *           Deepak Saxena <dsaxena@plexity.net>
  */
+#include <linux/irq.h>
 #include <linux/kgdb.h>
 #include <asm/traps.h>
 
@@ -158,6 +159,18 @@ static struct undef_hook kgdb_compiled_brkpt_hook = {
 	.fn			= kgdb_compiled_brk_fn
 };
 
+static void kgdb_call_nmi_hook(void *ignored)
+{
+       kgdb_nmicallback(raw_smp_processor_id(), get_irq_regs());
+}
+
+void kgdb_roundup_cpus(unsigned long flags)
+{
+       local_irq_enable();
+       smp_call_function(kgdb_call_nmi_hook, NULL, 0);
+       local_irq_disable();
+}
+
 /**
  *	kgdb_arch_init - Perform any architecture specific initalization.
  *

diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c
@@ -332,7 +332,8 @@ armpmu_reserve_hardware(void)
 
 	for (i = 0; i < pmu_irqs->num_irqs; ++i) {
 		err = request_irq(pmu_irqs->irqs[i], armpmu->handle_irq,
-				  IRQF_DISABLED, "armpmu", NULL);
+				  IRQF_DISABLED | IRQF_NOBALANCING,
+				  "armpmu", NULL);
 		if (err) {
 			pr_warning("unable to request IRQ%d for ARM "
 				   "perf counters\n", pmu_irqs->irqs[i]);
@@ -1624,7 +1625,7 @@ enum armv7_counters {
 /*
  * EVTSEL: Event selection reg
  */
-#define	ARMV7_EVTSEL_MASK	0x7f		/* Mask for writable bits */
+#define	ARMV7_EVTSEL_MASK	0xff		/* Mask for writable bits */
 
 /*
  * SELECT: Counter selection reg

diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
@@ -99,14 +99,16 @@ int __cpuinit __cpu_up(unsigned int cpu)
 	*pmd = __pmd((PHYS_OFFSET & PGDIR_MASK) |
 		     PMD_TYPE_SECT | PMD_SECT_AP_WRITE);
 	flush_pmd_entry(pmd);
+	outer_clean_range(__pa(pmd), __pa(pmd + 1));
 
 	/*
 	 * We need to tell the secondary core where to find
 	 * its stack and the page tables.
 	 */
 	secondary_data.stack = task_stack_page(idle) + THREAD_START_SP;
 	secondary_data.pgdir = virt_to_phys(pgd);
-	wmb();
+	__cpuc_flush_dcache_area(&secondary_data, sizeof(secondary_data));
+	outer_clean_range(__pa(&secondary_data), __pa(&secondary_data + 1));
 
 	/*
 	 * Now bring the CPU into our world.

diff --git a/arch/arm/mach-at91/board-sam9g20ek.c b/arch/arm/mach-at91/board-sam9g20ek.c
@@ -271,10 +271,12 @@ static void __init ek_add_device_buttons(void) {}
 
 
 static struct i2c_board_info __initdata ek_i2c_devices[] = {
-	{
-		I2C_BOARD_INFO("24c512", 0x50),
-		I2C_BOARD_INFO("wm8731", 0x1b),
-	},
+        {
+                I2C_BOARD_INFO("24c512", 0x50)
+        },
+        {
+                I2C_BOARD_INFO("wm8731", 0x1b)
+        },
 };
 
 

diff --git a/arch/arm/mach-rpc/include/mach/uncompress.h b/arch/arm/mach-rpc/include/mach/uncompress.h
@@ -109,8 +109,6 @@ static inline void flush(void)
 {
 }
 
-static void error(char *x);
-
 /*
  * Setup for decompression
  */

diff --git a/arch/arm/mach-shmobile/board-ap4evb.c b/arch/arm/mach-shmobile/board-ap4evb.c
@@ -206,10 +206,32 @@ static struct platform_device keysc_device = {
 	},
 };
 
+/* SDHI0 */
+static struct resource sdhi0_resources[] = {
+	[0] = {
+		.name	= "SDHI0",
+		.start  = 0xe6850000,
+		.end    = 0xe68501ff,
+		.flags  = IORESOURCE_MEM,
+	},
+	[1] = {
+		.start  = 96,
+		.flags  = IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device sdhi0_device = {
+	.name           = "sh_mobile_sdhi",
+	.num_resources  = ARRAY_SIZE(sdhi0_resources),
+	.resource       = sdhi0_resources,
+	.id             = 0,
+};
+
 static struct platform_device *ap4evb_devices[] __initdata = {
 	&nor_flash_device,
 	&smc911x_device,
 	&keysc_device,
+	&sdhi0_device,
 };
 
 static struct map_desc ap4evb_io_desc[] __initdata = {
@@ -286,6 +308,16 @@ static void __init ap4evb_init(void)
 	gpio_request(GPIO_FN_KEYIN3_133, NULL);
 	gpio_request(GPIO_FN_KEYIN4,     NULL);
 
+	/* SDHI0 */
+	gpio_request(GPIO_FN_SDHICD0, NULL);
+	gpio_request(GPIO_FN_SDHIWP0, NULL);
+	gpio_request(GPIO_FN_SDHICMD0, NULL);
+	gpio_request(GPIO_FN_SDHICLK0, NULL);
+	gpio_request(GPIO_FN_SDHID0_3, NULL);
+	gpio_request(GPIO_FN_SDHID0_2, NULL);
+	gpio_request(GPIO_FN_SDHID0_1, NULL);
+	gpio_request(GPIO_FN_SDHID0_0, NULL);
+
 	sh7372_add_standard_devices();
 
 	platform_add_devices(ap4evb_devices, ARRAY_SIZE(ap4evb_devices));