---

yaml --- r: 355321 b: refs/heads/master c: 2aecd7d h: refs/heads/master i: 355319: 857670f v: v3
git-mirror · Feb 10, 2013 · dfcd37d · dfcd37d
1 parent 7f0bfc6
commit dfcd37d
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diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: b65adbec2d92769242e0ffe742630d88e68f7f22
+refs/heads/master: 2aecd7dd2b269989aca99a4f2717504a89a2565c
diff --git a/trunk/MAINTAINERS b/trunk/MAINTAINERS
@@ -4216,6 +4216,7 @@ M:	Thomas Gleixner <tglx@linutronix.de>
 S:	Maintained
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git irq/core
 F:	kernel/irq/
+F:	drivers/irqchip/
 
 IRQ DOMAINS (IRQ NUMBER MAPPING LIBRARY)
 M:	Benjamin Herrenschmidt <benh@kernel.crashing.org>

diff --git a/trunk/arch/arm/Kconfig b/trunk/arch/arm/Kconfig
@@ -344,10 +344,10 @@ config ARCH_BCM2835
 	select ARM_ERRATA_411920
 	select ARM_TIMER_SP804
 	select CLKDEV_LOOKUP
+	select CLKSRC_OF
 	select COMMON_CLK
 	select CPU_V6
 	select GENERIC_CLOCKEVENTS
-	select GENERIC_GPIO
 	select MULTI_IRQ_HANDLER
 	select PINCTRL
 	select PINCTRL_BCM2835
@@ -642,9 +642,9 @@ config ARCH_TEGRA
 	select ARCH_HAS_CPUFREQ
 	select CLKDEV_LOOKUP
 	select CLKSRC_MMIO
+	select CLKSRC_OF
 	select COMMON_CLK
 	select GENERIC_CLOCKEVENTS
-	select GENERIC_GPIO
 	select HAVE_CLK
 	select HAVE_SMP
 	select MIGHT_HAVE_CACHE_L2X0
@@ -744,7 +744,6 @@ config ARCH_S3C24XX
 	select ARCH_HAS_CPUFREQ
 	select ARCH_USES_GETTIMEOFFSET
 	select CLKDEV_LOOKUP
-	select GENERIC_GPIO
 	select HAVE_CLK
 	select HAVE_S3C2410_I2C if I2C
 	select HAVE_S3C2410_WATCHDOG if WATCHDOG
@@ -787,7 +786,6 @@ config ARCH_S5P64X0
 	select CLKSRC_MMIO
 	select CPU_V6
 	select GENERIC_CLOCKEVENTS
-	select GENERIC_GPIO
 	select HAVE_CLK
 	select HAVE_S3C2410_I2C if I2C
 	select HAVE_S3C2410_WATCHDOG if WATCHDOG
@@ -802,7 +800,6 @@ config ARCH_S5PC100
 	select ARCH_USES_GETTIMEOFFSET
 	select CLKDEV_LOOKUP
 	select CPU_V7
-	select GENERIC_GPIO
 	select HAVE_CLK
 	select HAVE_S3C2410_I2C if I2C
 	select HAVE_S3C2410_WATCHDOG if WATCHDOG
@@ -820,7 +817,6 @@ config ARCH_S5PV210
 	select CLKSRC_MMIO
 	select CPU_V7
 	select GENERIC_CLOCKEVENTS
-	select GENERIC_GPIO
 	select HAVE_CLK
 	select HAVE_S3C2410_I2C if I2C
 	select HAVE_S3C2410_WATCHDOG if WATCHDOG
@@ -838,7 +834,6 @@ config ARCH_EXYNOS
 	select CLKDEV_LOOKUP
 	select CPU_V7
 	select GENERIC_CLOCKEVENTS
-	select GENERIC_GPIO
 	select HAVE_CLK
 	select HAVE_S3C2410_I2C if I2C
 	select HAVE_S3C2410_WATCHDOG if WATCHDOG
@@ -873,7 +868,6 @@ config ARCH_U300
 	select COMMON_CLK
 	select CPU_ARM926T
 	select GENERIC_CLOCKEVENTS
-	select GENERIC_GPIO
 	select HAVE_TCM
 	select SPARSE_IRQ
 	help
@@ -957,7 +951,6 @@ config ARCH_VT8500_SINGLE
 	select COMMON_CLK
 	select CPU_ARM926T
 	select GENERIC_CLOCKEVENTS
-	select GENERIC_GPIO
 	select HAVE_CLK
 	select MULTI_IRQ_HANDLER
 	select SPARSE_IRQ
@@ -1086,17 +1079,12 @@ source "arch/arm/mach-realview/Kconfig"
 source "arch/arm/mach-sa1100/Kconfig"
 
 source "arch/arm/plat-samsung/Kconfig"
-source "arch/arm/plat-s3c24xx/Kconfig"
 
 source "arch/arm/mach-socfpga/Kconfig"
 
 source "arch/arm/plat-spear/Kconfig"
 
 source "arch/arm/mach-s3c24xx/Kconfig"
-if ARCH_S3C24XX
-source "arch/arm/mach-s3c2412/Kconfig"
-source "arch/arm/mach-s3c2440/Kconfig"
-endif
 
 if ARCH_S3C64XX
 source "arch/arm/mach-s3c64xx/Kconfig"

diff --git a/trunk/arch/arm/Kconfig.debug b/trunk/arch/arm/Kconfig.debug
@@ -219,12 +219,12 @@ choice
 		  Say Y here if you want kernel low-level debugging support
 		  on i.MX51.
 
-	config DEBUG_IMX50_IMX53_UART
-		bool "i.MX50 and i.MX53 Debug UART"
-		depends on SOC_IMX50 || SOC_IMX53
+	config DEBUG_IMX53_UART
+		bool "i.MX53 Debug UART"
+		depends on SOC_IMX53
 		help
 		  Say Y here if you want kernel low-level debugging support
-		  on i.MX50 or i.MX53.
+		  on i.MX53.
 
 	config DEBUG_IMX6Q_UART
 		bool "i.MX6Q Debug UART"
@@ -497,7 +497,7 @@ config DEBUG_LL_INCLUDE
 				 DEBUG_IMX21_IMX27_UART || \
 				 DEBUG_IMX31_IMX35_UART || \
 				 DEBUG_IMX51_UART || \
-				 DEBUG_IMX50_IMX53_UART ||\
+				 DEBUG_IMX53_UART ||\
 				 DEBUG_IMX6Q_UART
 	default "debug/highbank.S" if DEBUG_HIGHBANK_UART
 	default "debug/mvebu.S" if DEBUG_MVEBU_UART

diff --git a/trunk/arch/arm/Makefile b/trunk/arch/arm/Makefile
@@ -173,7 +173,7 @@ machine-$(CONFIG_ARCH_PRIMA2)		+= prima2
 machine-$(CONFIG_ARCH_PXA)		+= pxa
 machine-$(CONFIG_ARCH_REALVIEW)		+= realview
 machine-$(CONFIG_ARCH_RPC)		+= rpc
-machine-$(CONFIG_ARCH_S3C24XX)		+= s3c24xx s3c2412 s3c2440
+machine-$(CONFIG_ARCH_S3C24XX)		+= s3c24xx
 machine-$(CONFIG_ARCH_S3C64XX)		+= s3c64xx
 machine-$(CONFIG_ARCH_S5P64X0)		+= s5p64x0
 machine-$(CONFIG_ARCH_S5PC100)		+= s5pc100
@@ -204,7 +204,7 @@ plat-$(CONFIG_ARCH_S3C64XX)	+= samsung
 plat-$(CONFIG_PLAT_IOP)		+= iop
 plat-$(CONFIG_PLAT_ORION)	+= orion
 plat-$(CONFIG_PLAT_PXA)		+= pxa
-plat-$(CONFIG_PLAT_S3C24XX)	+= s3c24xx samsung
+plat-$(CONFIG_PLAT_S3C24XX)	+= samsung
 plat-$(CONFIG_PLAT_S5P)		+= samsung
 plat-$(CONFIG_PLAT_SPEAR)	+= spear
 plat-$(CONFIG_PLAT_VERSATILE)	+= versatile

diff --git a/trunk/arch/arm/boot/compressed/decompress.c b/trunk/arch/arm/boot/compressed/decompress.c
@@ -13,8 +13,6 @@ extern void error(char *);
 #define STATIC static
 #define STATIC_RW_DATA	/* non-static please */
 
-#define ARCH_HAS_DECOMP_WDOG
-
 /* Diagnostic functions */
 #ifdef DEBUG
 #  define Assert(cond,msg) {if(!(cond)) error(msg);}

diff --git a/trunk/arch/arm/common/Kconfig b/trunk/arch/arm/common/Kconfig
@@ -1,26 +1,3 @@
-config ARM_GIC
-	bool
-	select IRQ_DOMAIN
-	select MULTI_IRQ_HANDLER
-
-config GIC_NON_BANKED
-	bool
-
-config ARM_VIC
-	bool
-	select IRQ_DOMAIN
-	select MULTI_IRQ_HANDLER
-
-config ARM_VIC_NR
-	int
-	default 4 if ARCH_S5PV210
-	default 3 if ARCH_S5PC100
-	default 2
-	depends on ARM_VIC
-	help
-	  The maximum number of VICs available in the system, for
-	  power management.
-
 config ICST
 	bool
 

diff --git a/trunk/arch/arm/common/Makefile b/trunk/arch/arm/common/Makefile
@@ -2,8 +2,6 @@
 # Makefile for the linux kernel.
 #
 
-obj-$(CONFIG_ARM_GIC)		+= gic.o
-obj-$(CONFIG_ARM_VIC)		+= vic.o
 obj-$(CONFIG_ICST)		+= icst.o
 obj-$(CONFIG_SA1111)		+= sa1111.o
 obj-$(CONFIG_PCI_HOST_VIA82C505) += via82c505.o

diff --git a/trunk/arch/arm/configs/imx_v6_v7_defconfig b/trunk/arch/arm/configs/imx_v6_v7_defconfig
@@ -32,7 +32,6 @@ CONFIG_MACH_PCM043=y
 CONFIG_MACH_MX35_3DS=y
 CONFIG_MACH_VPR200=y
 CONFIG_MACH_IMX51_DT=y
-CONFIG_MACH_MX51_3DS=y
 CONFIG_MACH_EUKREA_CPUIMX51SD=y
 CONFIG_SOC_IMX53=y
 CONFIG_SOC_IMX6Q=y

diff --git a/trunk/arch/arm/include/asm/mach/arch.h b/trunk/arch/arm/include/asm/mach/arch.h
@@ -12,7 +12,6 @@
 
 struct tag;
 struct meminfo;
-struct sys_timer;
 struct pt_regs;
 struct smp_operations;
 #ifdef CONFIG_SMP
@@ -48,7 +47,7 @@ struct machine_desc {
 	void			(*map_io)(void);/* IO mapping function	*/
 	void			(*init_early)(void);
 	void			(*init_irq)(void);
-	struct sys_timer	*timer;		/* system tick timer	*/
+	void			(*init_time)(void);
 	void			(*init_machine)(void);
 	void			(*init_late)(void);
 #ifdef CONFIG_MULTI_IRQ_HANDLER

diff --git a/trunk/arch/arm/include/asm/mach/irq.h b/trunk/arch/arm/include/asm/mach/irq.h
@@ -22,6 +22,7 @@ extern int show_fiq_list(struct seq_file *, int);
 
 #ifdef CONFIG_MULTI_IRQ_HANDLER
 extern void (*handle_arch_irq)(struct pt_regs *);
+extern void set_handle_irq(void (*handle_irq)(struct pt_regs *));
 #endif
 
 /*

diff --git a/trunk/arch/arm/include/asm/mach/time.h b/trunk/arch/arm/include/asm/mach/time.h
@@ -10,36 +10,6 @@
 #ifndef __ASM_ARM_MACH_TIME_H
 #define __ASM_ARM_MACH_TIME_H
 
-/*
- * This is our kernel timer structure.
- *
- * - init
- *   Initialise the kernels jiffy timer source, claim interrupt
- *   using setup_irq.  This is called early on during initialisation
- *   while interrupts are still disabled on the local CPU.
- * - suspend
- *   Suspend the kernel jiffy timer source, if necessary.  This
- *   is called with interrupts disabled, after all normal devices
- *   have been suspended.  If no action is required, set this to
- *   NULL.
- * - resume
- *   Resume the kernel jiffy timer source, if necessary.  This
- *   is called with interrupts disabled before any normal devices
- *   are resumed.  If no action is required, set this to NULL.
- * - offset
- *   Return the timer offset in microseconds since the last timer
- *   interrupt.  Note: this must take account of any unprocessed
- *   timer interrupt which may be pending.
- */
-struct sys_timer {
-	void			(*init)(void);
-	void			(*suspend)(void);
-	void			(*resume)(void);
-#ifdef CONFIG_ARCH_USES_GETTIMEOFFSET
-	unsigned long		(*offset)(void);
-#endif
-};
-
 extern void timer_tick(void);
 
 struct timespec;

diff --git a/trunk/arch/arm/include/debug/imx.S b/trunk/arch/arm/include/debug/imx.S
@@ -34,7 +34,7 @@
 #define UART_PADDR	0x43f90000
 #elif defined (CONFIG_DEBUG_IMX51_UART)
 #define UART_PADDR	0x73fbc000
-#elif defined (CONFIG_DEBUG_IMX50_IMX53_UART)
+#elif defined (CONFIG_DEBUG_IMX53_UART)
 #define UART_PADDR	0x53fbc000
 #elif defined (CONFIG_DEBUG_IMX6Q_UART)
 #define UART_PADDR	IMX6Q_DEBUG_UART_BASE

diff --git a/trunk/arch/arm/kernel/irq.c b/trunk/arch/arm/kernel/irq.c
@@ -117,6 +117,16 @@ void __init init_IRQ(void)
 	machine_desc->init_irq();
 }
 
+#ifdef CONFIG_MULTI_IRQ_HANDLER
+void __init set_handle_irq(void (*handle_irq)(struct pt_regs *))
+{
+	if (handle_arch_irq)
+		return;
+
+	handle_arch_irq = handle_irq;
+}
+#endif
+
 #ifdef CONFIG_SPARSE_IRQ
 int __init arch_probe_nr_irqs(void)
 {

diff --git a/trunk/arch/arm/kernel/smp.c b/trunk/arch/arm/kernel/smp.c
@@ -416,7 +416,8 @@ static void (*smp_cross_call)(const struct cpumask *, unsigned int);
 
 void __init set_smp_cross_call(void (*fn)(const struct cpumask *, unsigned int))
 {
-	smp_cross_call = fn;
+	if (!smp_cross_call)
+		smp_cross_call = fn;
 }
 
 void arch_send_call_function_ipi_mask(const struct cpumask *mask)

diff --git a/trunk/arch/arm/kernel/smp_twd.c b/trunk/arch/arm/kernel/smp_twd.c
@@ -24,7 +24,6 @@
 
 #include <asm/smp_twd.h>
 #include <asm/localtimer.h>
-#include <asm/hardware/gic.h>
 
 /* set up by the platform code */
 static void __iomem *twd_base;

diff --git a/trunk/arch/arm/kernel/time.c b/trunk/arch/arm/kernel/time.c
@@ -21,7 +21,6 @@
 #include <linux/timex.h>
 #include <linux/errno.h>
 #include <linux/profile.h>
-#include <linux/syscore_ops.h>
 #include <linux/timer.h>
 #include <linux/irq.h>
 
@@ -31,11 +30,6 @@
 #include <asm/mach/arch.h>
 #include <asm/mach/time.h>
 
-/*
- * Our system timer.
- */
-static struct sys_timer *system_timer;
-
 #if defined(CONFIG_RTC_DRV_CMOS) || defined(CONFIG_RTC_DRV_CMOS_MODULE) || \
     defined(CONFIG_NVRAM) || defined(CONFIG_NVRAM_MODULE)
 /* this needs a better home */
@@ -69,16 +63,6 @@ unsigned long profile_pc(struct pt_regs *regs)
 EXPORT_SYMBOL(profile_pc);
 #endif
 
-#ifdef CONFIG_ARCH_USES_GETTIMEOFFSET
-u32 arch_gettimeoffset(void)
-{
-	if (system_timer->offset != NULL)
-		return system_timer->offset() * 1000;
-
-	return 0;
-}
-#endif /* CONFIG_ARCH_USES_GETTIMEOFFSET */
-
 #ifndef CONFIG_GENERIC_CLOCKEVENTS
 /*
  * Kernel system timer support.
@@ -129,43 +113,8 @@ int __init register_persistent_clock(clock_access_fn read_boot,
 	return -EINVAL;
 }
 
-#if defined(CONFIG_PM) && !defined(CONFIG_GENERIC_CLOCKEVENTS)
-static int timer_suspend(void)
-{
-	if (system_timer->suspend)
-		system_timer->suspend();
-
-	return 0;
-}
-
-static void timer_resume(void)
-{
-	if (system_timer->resume)
-		system_timer->resume();
-}
-#else
-#define timer_suspend NULL
-#define timer_resume NULL
-#endif
-
-static struct syscore_ops timer_syscore_ops = {
-	.suspend	= timer_suspend,
-	.resume		= timer_resume,
-};
-
-static int __init timer_init_syscore_ops(void)
-{
-	register_syscore_ops(&timer_syscore_ops);
-
-	return 0;
-}
-
-device_initcall(timer_init_syscore_ops);
-
 void __init time_init(void)
 {
-	system_timer = machine_desc->timer;
-	system_timer->init();
+	machine_desc->init_time();
 	sched_clock_postinit();
 }
-
-Original file line number
+Diff line change
@@ Expand Up / @@ -22,6 +22,7 @@ extern int show_fiq_list(struct seq_file *, int); @@
     #ifdef CONFIG_MULTI_IRQ_HANDLER
     extern void (*handle_arch_irq)(struct pt_regs *);
+    extern void set_handle_irq(void (*handle_irq)(struct pt_regs *));
     #endif
     /*
@@ Expand Down @@