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

9 files changed, 21 insertions, 21 deletions

diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S
index 2568d311be21..23348e9561b9 100644
--- a/arch/arm/boot/compressed/head.S
+++ b/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
diff --git a/arch/arm/mach-at91/clock.c b/arch/arm/mach-at91/clock.c
index 06c9a0507d0d..848efb2a4ebf 100644
--- a/arch/arm/mach-at91/clock.c
+++ b/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");
diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c
index ff8db29e989e..47ff676aca5f 100644
--- a/arch/arm/mach-at91/pm.c
+++ b/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
diff --git a/arch/arm/oprofile/op_model_mpcore.c b/arch/arm/oprofile/op_model_mpcore.c
index 7791da791f5f..75bae067922d 100644
--- a/arch/arm/oprofile/op_model_mpcore.c
+++ b/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;
 }
diff --git a/drivers/input/keyboard/pxa27x_keyboard.c b/drivers/input/keyboard/pxa27x_keyboard.c
index 06eaf766d9d2..f9e82c9ca421 100644
--- a/drivers/input/keyboard/pxa27x_keyboard.c
+++ b/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;
         }
 
diff --git a/drivers/serial/amba-pl010.c b/drivers/serial/amba-pl010.c
index 00d1255e4c12..e88da72f8304 100644
--- a/drivers/serial/amba-pl010.c
+++ b/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)
diff --git a/include/asm-arm/arch-at91/at91_shdwc.h b/include/asm-arm/arch-at91/at91_shdwc.h
index 795fcc266228..01b433de2272 100644
--- a/include/asm-arm/arch-at91/at91_shdwc.h
+++ b/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 */
diff --git a/include/asm-arm/arch-at91/at91_wdt.h b/include/asm-arm/arch-at91/at91_wdt.h
index 7251a344c740..1014e9bf181f 100644
--- a/include/asm-arm/arch-at91/at91_wdt.h
+++ b/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 */
diff --git a/include/asm-arm/arch-pxa/gpio.h b/include/asm-arm/arch-pxa/gpio.h
index aeba24347f8e..9e99241f3edf 100644
--- a/include/asm-arm/arch-pxa/gpio.h
+++ b/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)