5 files changed, 16 insertions, 20 deletions

diff --git a/arch/arm/mach-imx/dma.c b/arch/arm/mach-imx/dma.c
index c10810c936b..1536583eece 100644
--- a/arch/arm/mach-imx/dma.c
+++ b/arch/arm/mach-imx/dma.c
@@ -28,10 +28,11 @@
 #include <linux/interrupt.h>
 #include <linux/errno.h>
 
+#include <asm/scatterlist.h>
 #include <asm/system.h>
 #include <asm/irq.h>
 #include <mach/hardware.h>
-#include <asm/dma.h>
+#include <mach/dma.h>
 #include <mach/imx-dma.h>
 
 struct imx_dma_channel imx_dma_channels[IMX_DMA_CHANNELS];
@@ -138,7 +139,7 @@ imx_dma_setup_sg_base(imx_dmach_t dma_ch,
 int
 imx_dma_setup_single(imx_dmach_t dma_ch, dma_addr_t dma_address,
 		     unsigned int dma_length, unsigned int dev_addr,
-		     dmamode_t dmamode)
+		     unsigned int dmamode)
 {
 	struct imx_dma_channel *imxdma = &imx_dma_channels[dma_ch];
 
@@ -223,7 +224,7 @@ imx_dma_setup_single(imx_dmach_t dma_ch, dma_addr_t dma_address,
 int
 imx_dma_setup_sg(imx_dmach_t dma_ch,
 		 struct scatterlist *sg, unsigned int sgcount, unsigned int dma_length,
-		 unsigned int dev_addr, dmamode_t dmamode)
+		 unsigned int dev_addr, unsigned int dmamode)
 {
 	int res;
 	struct imx_dma_channel *imxdma = &imx_dma_channels[dma_ch];
diff --git a/arch/arm/mach-imx/include/mach/gpio.h b/arch/arm/mach-imx/include/mach/gpio.h
index 6e3d795f226..502d5aa2c09 100644
--- a/arch/arm/mach-imx/include/mach/gpio.h
+++ b/arch/arm/mach-imx/include/mach/gpio.h
@@ -1,5 +1,6 @@
 #ifndef _IMX_GPIO_H
 
+#include <linux/kernel.h>
 #include <mach/imx-regs.h>
 
 #define IMX_GPIO_ALLOC_MODE_NORMAL	0
@@ -63,6 +64,8 @@ static inline int gpio_request(unsigned gpio, const char *label)
 
 static inline void gpio_free(unsigned gpio)
 {
+	might_sleep();
+
 	imx_gpio_free(gpio);
 }
 
diff --git a/arch/arm/mach-imx/include/mach/imx-dma.h b/arch/arm/mach-imx/include/mach/imx-dma.h
index 44d89c35539..bbe54df7f0d 100644
--- a/arch/arm/mach-imx/include/mach/imx-dma.h
+++ b/arch/arm/mach-imx/include/mach/imx-dma.h
@@ -18,7 +18,7 @@
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
-#include <asm/dma.h>
+#include <mach/dma.h>
 
 #ifndef __ASM_ARCH_IMX_DMA_H
 #define __ASM_ARCH_IMX_DMA_H
@@ -48,7 +48,7 @@ struct imx_dma_channel {
 	void (*irq_handler) (int, void *);
 	void (*err_handler) (int, void *, int errcode);
 	void *data;
-	dmamode_t  dma_mode;
+	unsigned int  dma_mode;
 	struct scatterlist *sg;
 	unsigned int sgbc;
 	unsigned int sgcount;
@@ -66,14 +66,18 @@ extern struct imx_dma_channel imx_dma_channels[IMX_DMA_CHANNELS];
 /* The type to distinguish channel numbers parameter from ordinal int type */
 typedef int imx_dmach_t;
 
+#define DMA_MODE_READ		0
+#define DMA_MODE_WRITE		1
+#define DMA_MODE_MASK		1
+
 int
 imx_dma_setup_single(imx_dmach_t dma_ch, dma_addr_t dma_address,
-		unsigned int dma_length, unsigned int dev_addr, dmamode_t dmamode);
+		unsigned int dma_length, unsigned int dev_addr, unsigned int dmamode);
 
 int
 imx_dma_setup_sg(imx_dmach_t dma_ch,
 		 struct scatterlist *sg, unsigned int sgcount, unsigned int dma_length,
-		 unsigned int dev_addr, dmamode_t dmamode);
+		 unsigned int dev_addr, unsigned int dmamode);
 
 int
 imx_dma_setup_handlers(imx_dmach_t dma_ch,
diff --git a/arch/arm/mach-imx/include/mach/io.h b/arch/arm/mach-imx/include/mach/io.h
index c50c5fa6fb8..9e197ae4590 100644
--- a/arch/arm/mach-imx/include/mach/io.h
+++ b/arch/arm/mach-imx/include/mach/io.h
@@ -20,11 +20,9 @@
 #ifndef __ASM_ARM_ARCH_IO_H
 #define __ASM_ARM_ARCH_IO_H
 
-#include <mach/hardware.h>
-
 #define IO_SPACE_LIMIT 0xffffffff
 
-#define __io(a)		((void __iomem *)(a))
+#define __io(a)		__typesafe_io(a)
 #define __mem_pci(a)	(a)
 
 #endif
diff --git a/arch/arm/mach-imx/include/mach/memory.h b/arch/arm/mach-imx/include/mach/memory.h
index 5c453063c0e..a93df7cba69 100644
--- a/arch/arm/mach-imx/include/mach/memory.h
+++ b/arch/arm/mach-imx/include/mach/memory.h
@@ -23,14 +23,4 @@
 
 #define PHYS_OFFSET	UL(0x08000000)
 
-/*
- * Virtual view <-> DMA view memory address translations
- * virt_to_bus: Used to translate the virtual address to an
- *              address suitable to be passed to set_dma_addr
- * bus_to_virt: Used to convert an address for DMA operations
- *              to an address that the kernel can use.
- */
-#define __virt_to_bus(x)	(x - PAGE_OFFSET + PHYS_OFFSET)
-#define __bus_to_virt(x)	(x - PHYS_OFFSET + PAGE_OFFSET)
-
 #endif