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

* master.kernel.org:/home/rmk/linux-2.6-arm:
  [ARM] pxa: fix pxa27x keyboard driver
  [ARM] Fix 4417/1: Serial: Fix AMBA drivers locking
  [ARM] 4421/1: AT91: Value of _KEY fields.
  [ARM] Solve buggy smp_processor_id() usage
  [ARM] 4422/1: Fix default value handling in gpio_direction_output (PXA)
  [ARM] 4419/1: AT91: SAM9 USB clocks check for suspending
  [ARM] 4418/1: AT91: Number of programmable clocks differs
  [ARM] 4392/2: Do not corrupt the SP register in compressed/head.S

arch/arm/boot/compressed/head.S

@@ -247,7 +247,7 @@ not_relocated:	mov	r0, #0
 		mov	r3, r7
 		bl	decompress_kernel
 
-		add	r0, r0, #127
+		add	r0, r0, #127 + 128	@ alignment + stack
 		bic	r0, r0, #127		@ align the kernel length
 /*
  * r0     = decompressed kernel length
@@ -269,6 +269,7 @@ not_relocated:	mov	r0, #0
 		stmia	r1!, {r9 - r14}
 		cmp	r2, r3
 		blo	1b
+		add	sp, r1, #128		@ relocate the stack
 
 		bl	cache_clean_flush
 		add	pc, r5, r0		@ call relocation code
@@ -476,6 +477,7 @@ __common_mmu_cache_on:
  */
 		.align	5
 reloc_start:	add	r9, r5, r0
+		sub	r9, r9, #128		@ do not copy the stack
 		debug_reloc_start
 		mov	r1, r4
 1:
@@ -486,6 +488,7 @@ reloc_start:	add	r9, r5, r0
 
 		cmp	r5, r9
 		blo	1b
+		add	sp, r1, #128		@ relocate the stack
 		debug_reloc_end
 
 call_kernel:	bl	cache_clean_flush

arch/arm/mach-at91/clock.c

@@ -364,19 +364,14 @@ static int at91_clk_show(struct seq_file *s, void *unused)
 {
 	u32		scsr, pcsr, sr;
 	struct clk	*clk;
-	unsigned	i;
 
 	seq_printf(s, "SCSR = %8x\n", scsr = at91_sys_read(AT91_PMC_SCSR));
 	seq_printf(s, "PCSR = %8x\n", pcsr = at91_sys_read(AT91_PMC_PCSR));
-
 	seq_printf(s, "MOR  = %8x\n", at91_sys_read(AT91_CKGR_MOR));
 	seq_printf(s, "MCFR = %8x\n", at91_sys_read(AT91_CKGR_MCFR));
 	seq_printf(s, "PLLA = %8x\n", at91_sys_read(AT91_CKGR_PLLAR));
 	seq_printf(s, "PLLB = %8x\n", at91_sys_read(AT91_CKGR_PLLBR));
-
 	seq_printf(s, "MCKR = %8x\n", at91_sys_read(AT91_PMC_MCKR));
-	for (i = 0; i < 4; i++)
-		seq_printf(s, "PCK%d = %8x\n", i, at91_sys_read(AT91_PMC_PCKR(i)));
 	seq_printf(s, "SR   = %8x\n", sr = at91_sys_read(AT91_PMC_SR));
 
 	seq_printf(s, "\n");

arch/arm/mach-at91/pm.c

@@ -76,12 +76,11 @@ static int at91_pm_verify_clocks(void)
 			pr_debug("AT91: PM - Suspend-to-RAM with USB still active\n");
 			return 0;
 		}
-	} else if (cpu_is_at91sam9260()) {
-#warning "Check SAM9260 USB clocks"
-	} else if (cpu_is_at91sam9261()) {
-#warning "Check SAM9261 USB clocks"
-	} else if (cpu_is_at91sam9263()) {
-#warning "Check SAM9263 USB clocks"
+	} else if (cpu_is_at91sam9260() || cpu_is_at91sam9261() || cpu_is_at91sam9263()) {
+		if ((scsr & (AT91SAM926x_PMC_UHP | AT91SAM926x_PMC_UDP)) != 0) {
+			pr_debug("AT91: PM - Suspend-to-RAM with USB still active\n");
+			return 0;
+		}
 	}
 
 #ifdef CONFIG_AT91_PROGRAMMABLE_CLOCKS

arch/arm/oprofile/op_model_mpcore.c

@@ -200,8 +200,10 @@ static int em_call_function(int (*fn)(void))
 	data.fn = fn;
 	data.ret = 0;
 
+	preempt_disable();
 	smp_call_function(em_func, &data, 1, 1);
 	em_func(&data);
+	preempt_enable();
 
 	return data.ret;
 }

drivers/input/keyboard/pxa27x_keyboard.c

@@ -104,7 +104,7 @@ static int pxakbd_open(struct input_dev *dev)
 	KPREC = 0x7F;
 
 	/* Enable unit clock */
-	pxa_set_cken(CKEN19_KEYPAD, 1);
+	pxa_set_cken(CKEN_KEYPAD, 1);
 
 	return 0;
 }
@@ -112,7 +112,7 @@ static int pxakbd_open(struct input_dev *dev)
 static void pxakbd_close(struct input_dev *dev)
 {
 	/* Disable clock unit */
-	pxa_set_cken(CKEN19_KEYPAD, 0);
+	pxa_set_cken(CKEN_KEYPAD, 0);
 }
 
 #ifdef CONFIG_PM
@@ -185,7 +185,7 @@ static int __devinit pxakbd_probe(struct platform_device *pdev)
 			    DRIVER_NAME, pdev);
 	if (error) {
 		printk(KERN_ERR "Cannot request keypad IRQ\n");
-		pxa_set_cken(CKEN19_KEYPAD, 0);
+		pxa_set_cken(CKEN_KEYPAD, 0);
 		goto err_free_dev;
 	}
 

drivers/serial/amba-pl010.c

@@ -167,9 +167,9 @@ static void pl010_rx_chars(struct uart_amba_port *uap)
 	ignore_char:
 		status = readb(uap->port.membase + UART01x_FR);
 	}
-	spin_unlock(&port->lock);
+	spin_unlock(&uap->port.lock);
 	tty_flip_buffer_push(tty);
-	spin_lock(&port->lock);
+	spin_lock(&uap->port.lock);
 }
 
 static void pl010_tx_chars(struct uart_amba_port *uap)

include/asm-arm/arch-at91/at91_shdwc.h

@@ -14,8 +14,8 @@
 #define AT91_SHDWC_H
 
 #define AT91_SHDW_CR		(AT91_SHDWC + 0x00)	/* Shut Down Control Register */
-#define		AT91_SHDW_SHDW		(1    << 0)		/* Processor Reset */
-#define		AT91_SHDW_KEY		(0xff << 24)		/* KEY Password */
+#define		AT91_SHDW_SHDW		(1    << 0)		/* Shut Down command */
+#define		AT91_SHDW_KEY		(0xa5 << 24)		/* KEY Password */
 
 #define AT91_SHDW_MR		(AT91_SHDWC + 0x04)	/* Shut Down Mode Register */
 #define		AT91_SHDW_WKMODE0	(3 << 0)		/* Wake-up 0 Mode Selection */

include/asm-arm/arch-at91/at91_wdt.h

@@ -15,7 +15,7 @@
 
 #define AT91_WDT_CR		(AT91_WDT + 0x00)	/* Watchdog Control Register */
 #define		AT91_WDT_WDRSTT		(1    << 0)		/* Restart */
-#define		AT91_WDT_KEY		(0xff << 24)		/* KEY Password */
+#define		AT91_WDT_KEY		(0xa5 << 24)		/* KEY Password */
 
 #define AT91_WDT_MR		(AT91_WDT + 0x04)	/* Watchdog Mode Register */
 #define		AT91_WDT_WDV		(0xfff << 0)		/* Counter Value */

include/asm-arm/arch-pxa/gpio.h

@@ -45,7 +45,8 @@ static inline int gpio_direction_input(unsigned gpio)
 
 static inline int gpio_direction_output(unsigned gpio, int value)
 {
-	return pxa_gpio_mode(gpio | GPIO_OUT | (value ? 0 : GPIO_DFLT_LOW));
+	return pxa_gpio_mode(gpio | GPIO_OUT |
+                         (value ? GPIO_DFLT_HIGH : GPIO_DFLT_LOW));
 }
 
 static inline int __gpio_get_value(unsigned gpio)