Merge bk://bk.arm.linux.org.uk/linux-2.6-rmk

into home.osdl.org:/home/torvalds/v2.5/linux

arch/arm/Makefile

@@ -34,7 +34,7 @@ comma = ,
 # Note that GCC does not numerically define an architecture version
 # macro, but instead defines a whole series of macros which makes
 # testing for a specific architecture or later rather impossible.
-arch-$(CONFIG_CPU_32v5)		:=-D__LINUX_ARM_ARCH__=5 $(call check_gcc,-march=armv5te,-march=armv4 -Wa$(comma)-mxscale)
+arch-$(CONFIG_CPU_32v5)		:=-D__LINUX_ARM_ARCH__=5 $(call check_gcc,-march=armv5te,-march=armv4)
 arch-$(CONFIG_CPU_32v4)		:=-D__LINUX_ARM_ARCH__=4 -march=armv4
 arch-$(CONFIG_CPU_32v3)		:=-D__LINUX_ARM_ARCH__=3 -march=armv3
 
@@ -47,8 +47,9 @@ tune-$(CONFIG_CPU_ARM922T)	:=-mtune=arm9tdmi
 tune-$(CONFIG_CPU_ARM926T)	:=-mtune=arm9tdmi
 tune-$(CONFIG_CPU_SA110)	:=-mtune=strongarm110
 tune-$(CONFIG_CPU_SA1100)	:=-mtune=strongarm1100
-tune-$(CONFIG_CPU_XSCALE)	:=$(call check_gcc,-mtune=xscale,-mtune=strongarm110)
+tune-$(CONFIG_CPU_XSCALE)	:=$(call check_gcc,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
 
+# Need -Uarm for gcc < 3.x
 CFLAGS_BOOT	:=-mapcs-32 $(arch-y) $(tune-y) -mshort-load-bytes -msoft-float -Wa,-mno-fpu -Uarm
 CFLAGS		+=-mapcs-32 $(arch-y) $(tune-y) -mshort-load-bytes -msoft-float -Wa,-mno-fpu -Uarm
 AFLAGS		+=-mapcs-32 $(arch-y) $(tune-y) -msoft-float -Wa,-mno-fpu

arch/arm/kernel/entry-armv.S

@@ -772,8 +772,8 @@ __irq_svc:	sub	sp, sp, #S_FRAME_SIZE
 preempt_return:
 		ldr	r0, [r8, #TI_PREEMPT]		@ read preempt value
 		teq	r0, r7
-		strne	r0, [r0, -r0]			@ bug()
 		str	r9, [r8, #TI_PREEMPT]		@ restore preempt count
+		strne	r0, [r0, -r0]			@ bug()
 #endif
 		ldr	r0, [sp, #S_PSR]		@ irqs are already disabled
 		msr	spsr, r0
@@ -908,8 +908,8 @@ __irq_usr:	sub	sp, sp, #S_FRAME_SIZE
 #ifdef CONFIG_PREEMPT
 		ldr	r0, [r8, #TI_PREEMPT]
 		teq	r0, r7
-		strne	r0, [r0, -r0]
 		str	r9, [r8, #TI_PREEMPT]
+		strne	r0, [r0, -r0]
 		mov	tsk, r8
 #else
 		get_thread_info tsk

arch/arm/kernel/head.S

@@ -120,9 +120,9 @@ __turn_mmu_on:
 	orr	r0, r0, #2			@ ...........A.
 #endif
 	mcr	p15, 0, r0, c1, c0, 0		@ write control reg
-	mrc	p15, 0, r0, c1, c0, 0		@ read it back.
-	mov	r0, r0
-	mov	r0, r0
+	mrc	p15, 0, r3, c0, c0, 0		@ read id reg
+	mov	r3, r3
+	mov	r3, r3
 	mov	pc, lr
 
 /*

arch/arm/kernel/pm.c

@@ -11,6 +11,7 @@
 #include <linux/config.h>
 #include <linux/pm.h>
 #include <linux/device.h>
+#include <linux/sysdev.h>
 #include <linux/errno.h>
 #include <linux/sched.h>
 
@@ -36,18 +37,25 @@ int suspend(void)
 	if (ret != 0)
 		goto out;
 
-	device_suspend(3);
+	ret = device_suspend(3);
+	if (ret)
+		goto resume_legacy;
 
 	local_irq_disable();
 	leds_event(led_stop);
 
+	sysdev_suspend(3);
+
 	ret = pm_do_suspend();
 
+	sysdev_resume();
+
 	leds_event(led_start);
 	local_irq_enable();
 
 	device_resume();
 
+ resume_legacy:
 	pm_send_all(PM_RESUME, (void *)0);
 
  out:

arch/arm/kernel/setup.c

@@ -28,6 +28,7 @@
 #include <asm/procinfo.h>
 #include <asm/setup.h>
 #include <asm/mach-types.h>
+#include <asm/cacheflush.h>
 #include <asm/tlbflush.h>
 
 #include <asm/mach/arch.h>

arch/arm/mach-integrator/impd1.c

@@ -186,7 +186,7 @@ static int impd1_probe(struct device *dev)
 		memset(d, 0, sizeof(struct amba_device));
 
 		snprintf(d->dev.bus_id, sizeof(d->dev.bus_id),
-			 "lm%x:%5.5x", pdev->id, idev->offset >> 12);
+			 "lm%x:%5.5lx", pdev->id, idev->offset >> 12);
 
 		d->dev.parent	= &pdev->dev;
 		d->res.start	= res->start + idev->offset;

arch/arm/mach-pxa/pm.c

@@ -12,6 +12,7 @@
  */
 
 #include <linux/errno.h>
+#include <linux/time.h>
 
 #include <asm/hardware.h>
 #include <asm/memory.h>
@@ -63,15 +64,11 @@ int pm_do_suspend(void)
 {
 	unsigned long sleep_save[SLEEP_SAVE_SIZE];
 	unsigned long checksum = 0;
+	unsigned long delta;
 	int i;
 
-	cli();
-	clf();
-
-	leds_event(led_stop);
-
 	/* preserve current time */
-	RCNR = xtime.tv_sec;
+	delta = xtime.tv_sec - RCNR;
 
 	/*
 	 * Temporary solution.  This won't be necessary once
@@ -184,16 +181,12 @@ int pm_do_suspend(void)
 	RESTORE(FFIER);
 
 	/* restore current time */
-	xtime.tv_sec = RCNR;
+	xtime.tv_sec = RCNR + delta;
 
 #ifdef DEBUG
 	printk(KERN_DEBUG "*** made it back from resume\n");
 #endif
 
-	leds_event(led_start);
-
-	sti();
-
 	return 0;
 }
 

arch/arm/mach-sa1100/cpu-sa1110.c

@@ -270,8 +270,12 @@ static int sa1110_target(struct cpufreq_policy *policy,
 	 * We wait 20ms to be safe.
 	 */
 	sdram_set_refresh(2);
-	set_current_state(TASK_UNINTERRUPTIBLE);
-	schedule_timeout(20 * HZ / 1000);
+	if (!irqs_disabled()) {
+		set_current_state(TASK_UNINTERRUPTIBLE);
+		schedule_timeout(20 * HZ / 1000);
+	} else {
+		mdelay(20);
+	}
 
 	/*
 	 * Reprogram the DRAM timings with interrupts disabled, and

arch/arm/mach-sa1100/pm.c

@@ -57,9 +57,11 @@ enum {	SLEEP_SAVE_SP = 0,
 int pm_do_suspend(void)
 {
 	unsigned long sleep_save[SLEEP_SAVE_SIZE];
+	unsigned long delta, gpio;
 
 	/* preserve current time */
-	RCNR = xtime.tv_sec;
+	delta = xtime.tv_sec - RCNR;
+	gpio = GPLR;
 
 	/* save vital registers */
 	SAVE(OSCR);
@@ -112,6 +114,9 @@ int pm_do_suspend(void)
 
 	RESTORE(Ser1SDCR0);
 
+	GPSR = gpio;
+	GPCR = ~gpio;
+
 	/*
 	 * Clear the peripheral sleep-hold bit.
 	 */
@@ -125,7 +130,7 @@ int pm_do_suspend(void)
 	RESTORE(OIER);
 
 	/* restore current time */
-	xtime.tv_sec = RCNR;
+	xtime.tv_sec = RCNR + delta;
 
 	return 0;
 }

arch/arm/mm/proc-arm1020.S

@@ -79,7 +79,7 @@ ENTRY(cpu_arm1020_proc_fin)
 	stmfd	sp!, {lr}
 	mov	ip, #PSR_F_BIT | PSR_I_BIT | SVC_MODE
 	msr	cpsr_c, ip
-	bl	cpu_arm1020_cache_clean_invalidate_all
+	bl	arm1020_flush_kern_cache_all
 	mrc	p15, 0, r0, c1, c0, 0		@ ctrl register
 	bic	r0, r0, #0x1000 		@ ...i............
 	bic	r0, r0, #0x000e 		@ ............wca.