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

* master.kernel.org:/home/rmk/linux-2.6-arm:
  [ARM] 4872/1: Replaces buggy macro in S3C2410 irq include
  [ARM] 4870/1: fix signal return code when enable CONFIG_OABI_COMPAT
  [ARM] 4869/1: ARM: OMAP: Fix compile for mcbsp
  [ARM] 4865/1: Register the F75375 device in the GLAN Tank platform code
  [ARM] 4864/1: Enable write buffer coalescing on IOP
  [ARM] 4863/1: AT91: CAP9 USART definitions for early debug
  [ARM] 4861/1: AT91: Update maintainer email address (again)
  ARM: OMAP1: Fix typo in OMAP1 MPU clock source initialization
  ARM: OMAP: Fix DMA CLINK mask, clear spurious interrupt
  ARM: OMAP: Fix chain_a_transfer return value
  ARM: OMAP: Fix missing makefile options
  ARM: OMAP: Fix GPIO IRQ unmask
  ARM: OMAP: Fix clockevent support for hrtimers

9 files changed, 40 insertions, 11 deletions

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 955fc53c1c0..4039a133006 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -469,6 +469,7 @@ config ARCH_OMAP
 	bool "TI OMAP"
 	select GENERIC_GPIO
 	select GENERIC_TIME
+	select GENERIC_CLOCKEVENTS
 	help
 	  Support for TI's OMAP platform (OMAP1 and OMAP2).
 
diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c
index 54cdf1aeefc..ef2f86a5e78 100644
--- a/arch/arm/kernel/signal.c
+++ b/arch/arm/kernel/signal.c
@@ -26,8 +26,8 @@
 /*
  * For ARM syscalls, we encode the syscall number into the instruction.
  */
-#define SWI_SYS_SIGRETURN	(0xef000000|(__NR_sigreturn))
-#define SWI_SYS_RT_SIGRETURN	(0xef000000|(__NR_rt_sigreturn))
+#define SWI_SYS_SIGRETURN	(0xef000000|(__NR_sigreturn)|(__NR_OABI_SYSCALL_BASE))
+#define SWI_SYS_RT_SIGRETURN	(0xef000000|(__NR_rt_sigreturn)|(__NR_OABI_SYSCALL_BASE))
 
 /*
  * With EABI, the syscall number has to be loaded into r7.
diff --git a/arch/arm/mach-iop32x/glantank.c b/arch/arm/mach-iop32x/glantank.c
index 74c65ce221d..d2a7b04f1cb 100644
--- a/arch/arm/mach-iop32x/glantank.c
+++ b/arch/arm/mach-iop32x/glantank.c
@@ -14,8 +14,10 @@
 
 #include <linux/mm.h>
 #include <linux/init.h>
+#include <linux/f75375s.h>
 #include <linux/kernel.h>
 #include <linux/pci.h>
+#include <linux/pm.h>
 #include <linux/string.h>
 #include <linux/slab.h>
 #include <linux/serial_core.h>
@@ -167,11 +169,21 @@ static struct platform_device glantank_serial_device = {
 	.resource	= &glantank_uart_resource,
 };
 
+static struct f75375s_platform_data glantank_f75375s = {
+	.pwm		= { 255, 255 },
+	.pwm_enable	= { 0, 0 },
+};
+
 static struct i2c_board_info __initdata glantank_i2c_devices[] = {
 	{
 		I2C_BOARD_INFO("rtc-rs5c372", 0x32),
 		.type = "rs5c372a",
 	},
+	{
+		I2C_BOARD_INFO("f75375", 0x2e),
+		.type = "f75375",
+		.platform_data = &glantank_f75375s,
+	},
 };
 
 static void glantank_power_off(void)
diff --git a/arch/arm/mach-omap1/time.c b/arch/arm/mach-omap1/time.c
index 237651ebae5..a4f8b205543 100644
--- a/arch/arm/mach-omap1/time.c
+++ b/arch/arm/mach-omap1/time.c
@@ -132,13 +132,20 @@ static inline void omap_mpu_timer_start(int nr, unsigned long load_val,
 	timer->cntl = timerflags;
 }
 
+static inline void omap_mpu_timer_stop(int nr)
+{
+	volatile omap_mpu_timer_regs_t* timer = omap_mpu_timer_base(nr);
+
+	timer->cntl &= ~MPU_TIMER_ST;
+}
+
 /*
  * ---------------------------------------------------------------------------
  * MPU timer 1 ... count down to zero, interrupt, reload
  * ---------------------------------------------------------------------------
  */
 static int omap_mpu_set_next_event(unsigned long cycles,
-				    struct clock_event_device *evt)
+				   struct clock_event_device *evt)
 {
 	omap_mpu_timer_start(0, cycles, 0);
 	return 0;
@@ -152,6 +159,7 @@ static void omap_mpu_set_mode(enum clock_event_mode mode,
 		omap_mpu_set_autoreset(0);
 		break;
 	case CLOCK_EVT_MODE_ONESHOT:
+		omap_mpu_timer_stop(0);
 		omap_mpu_remove_autoreset(0);
 		break;
 	case CLOCK_EVT_MODE_UNUSED:
@@ -163,7 +171,7 @@ static void omap_mpu_set_mode(enum clock_event_mode mode,
 
 static struct clock_event_device clockevent_mpu_timer1 = {
 	.name		= "mpu_timer1",
-	.features       = CLOCK_EVT_FEAT_PERIODIC, CLOCK_EVT_FEAT_ONESHOT,
+	.features       = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT,
 	.shift		= 32,
 	.set_next_event	= omap_mpu_set_next_event,
 	.set_mode	= omap_mpu_set_mode,
diff --git a/arch/arm/mm/proc-xscale.S b/arch/arm/mm/proc-xscale.S
index c156ddab9a2..016690b9d56 100644
--- a/arch/arm/mm/proc-xscale.S
+++ b/arch/arm/mm/proc-xscale.S
@@ -114,6 +114,10 @@ clean_addr:	.word	CLEAN_ADDR
  * Nothing too exciting at the moment
  */
 ENTRY(cpu_xscale_proc_init)
+	@ enable write buffer coalescing. Some bootloader disable it
+	mrc	p15, 0, r1, c1, c0, 1
+	bic	r1, r1, #1
+	mcr	p15, 0, r1, c1, c0, 1
 	mov	pc, lr
 
 /*
diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig
index c1f7e5a819a..b917206ee90 100644
--- a/arch/arm/plat-omap/Kconfig
+++ b/arch/arm/plat-omap/Kconfig
@@ -11,7 +11,6 @@ choice
 
 config ARCH_OMAP1
 	bool "TI OMAP1"
-	select GENERIC_CLOCKEVENTS
 
 config ARCH_OMAP2
 	bool "TI OMAP2"
diff --git a/arch/arm/plat-omap/Makefile b/arch/arm/plat-omap/Makefile
index ce17df31b84..8f56c255d1e 100644
--- a/arch/arm/plat-omap/Makefile
+++ b/arch/arm/plat-omap/Makefile
@@ -14,9 +14,14 @@ obj-$(CONFIG_OMAP_32K_TIMER)	+= timer32k.o
 # OCPI interconnect support for 1710, 1610 and 5912
 obj-$(CONFIG_ARCH_OMAP16XX) += ocpi.o
 
+obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o
 
 obj-$(CONFIG_CPU_FREQ) += cpu-omap.o
 obj-$(CONFIG_OMAP_DM_TIMER) += dmtimer.o
 obj-$(CONFIG_OMAP_DEBUG_DEVICES) += debug-devices.o
 obj-$(CONFIG_OMAP_DEBUG_LEDS) += debug-leds.o
 obj-$(CONFIG_I2C_OMAP) += i2c.o
+
+# OMAP mailbox framework
+obj-$(CONFIG_OMAP_MBOX_FWK) += mailbox.o
+
diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c
index 91004a3c479..793740686be 100644
--- a/arch/arm/plat-omap/dma.c
+++ b/arch/arm/plat-omap/dma.c
@@ -1020,12 +1020,12 @@ static void create_dma_lch_chain(int lch_head, int lch_queue)
 	}
 
 	w = OMAP_DMA_CLNK_CTRL_REG(lch_head);
-	w &= ~(0x0f);
+	w &= ~(0x1f);
 	w |= lch_queue;
 	OMAP_DMA_CLNK_CTRL_REG(lch_head) = w;
 
 	w = OMAP_DMA_CLNK_CTRL_REG(lch_queue);
-	w &= ~(0x0f);
+	w &= ~(0x1f);
 	w |= (dma_chan[lch_queue].next_linked_ch);
 	OMAP_DMA_CLNK_CTRL_REG(lch_queue) = w;
 }
@@ -1248,7 +1248,7 @@ EXPORT_SYMBOL(omap_dma_chain_status);
  * @param frame_count
  * @param callbk_data - channel callback parameter data.
  *
- * @return  - Success : start_dma status
+ * @return  - Success : 0
  * 	      Failure: -EINVAL/-EBUSY
  */
 int omap_dma_chain_a_transfer(int chain_id, int src_start, int dest_start,
@@ -1367,7 +1367,7 @@ int omap_dma_chain_a_transfer(int chain_id, int src_start, int dest_start,
 			dma_chan[lch].flags |= OMAP_DMA_ACTIVE;
 		}
 	}
-	return start_dma;
+	return 0;
 }
 EXPORT_SYMBOL(omap_dma_chain_a_transfer);
 
@@ -1663,6 +1663,7 @@ static int omap2_dma_handle_ch(int ch)
 	if (!status) {
 		if (printk_ratelimit())
 			printk(KERN_WARNING "Spurious DMA IRQ for lch %d\n", ch);
+		omap_writel(1 << ch, OMAP_DMA4_IRQSTATUS_L0);
 		return 0;
 	}
 	if (unlikely(dma_chan[ch].dev_id == -1)) {
diff --git a/arch/arm/plat-omap/gpio.c b/arch/arm/plat-omap/gpio.c
index 66a1455595f..8c78e4e57b5 100644
--- a/arch/arm/plat-omap/gpio.c
+++ b/arch/arm/plat-omap/gpio.c
@@ -1134,10 +1134,9 @@ static void gpio_mask_irq(unsigned int irq)
 static void gpio_unmask_irq(unsigned int irq)
 {
 	unsigned int gpio = irq - IH_GPIO_BASE;
-	unsigned int gpio_idx = get_gpio_index(gpio);
 	struct gpio_bank *bank = get_irq_chip_data(irq);
 
-	_set_gpio_irqenable(bank, gpio_idx, 1);
+	_set_gpio_irqenable(bank, gpio, 1);
 }
 
 static struct irq_chip gpio_irq_chip = {