6 files changed, 22 insertions, 9 deletions

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 955fc53c1c01..4039a133006e 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/mach-omap1/time.c b/arch/arm/mach-omap1/time.c
index 237651ebae5d..a4f8b2055437 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/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig
index c1f7e5a819a3..b917206ee906 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 ce17df31b845..8f56c255d1ee 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 91004a3c4794..793740686be2 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 66a1455595f4..8c78e4e57b5c 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 = {