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[ARM] MX2: DMA updates
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This one updates DMA support on MX2 which got broken in:
[ARM] Hide ISA DMA API when ISA_DMA_API is unset

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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Sascha Hauer committed Dec 16, 2008
1 parent 7e1548a commit 33ebc19
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Showing 2 changed files with 9 additions and 8 deletions.
7 changes: 3 additions & 4 deletions arch/arm/plat-mxc/dma-mx1-mx2.c
Original file line number Diff line number Diff line change
Expand Up @@ -34,7 +34,6 @@
#include <asm/system.h>
#include <asm/irq.h>
#include <mach/hardware.h>
#include <mach/dma.h>
#include <mach/dma-mx1-mx2.h>

#define DMA_DCR 0x00 /* Control Register */
Expand Down Expand Up @@ -114,7 +113,7 @@ struct imx_dma_channel {
void (*err_handler) (int, void *, int errcode);
void (*prog_handler) (int, void *, struct scatterlist *);
void *data;
dmamode_t dma_mode;
unsigned int dma_mode;
struct scatterlist *sg;
unsigned int resbytes;
int dma_num;
Expand Down Expand Up @@ -193,7 +192,7 @@ static inline int imx_dma_sg_next(int channel, struct scatterlist *sg)
int
imx_dma_setup_single(int channel, 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[channel];

Expand Down Expand Up @@ -288,7 +287,7 @@ int
imx_dma_setup_sg(int channel,
struct scatterlist *sg, unsigned int sgcount,
unsigned int dma_length, unsigned int dev_addr,
dmamode_t dmamode)
unsigned int dmamode)
{
struct imx_dma_channel *imxdma = &imx_dma_channels[channel];

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10 changes: 6 additions & 4 deletions arch/arm/plat-mxc/include/mach/dma-mx1-mx2.h
Original file line number Diff line number Diff line change
Expand Up @@ -22,13 +22,15 @@
* MA 02110-1301, USA.
*/

#include <mach/dma.h>

#ifndef __ASM_ARCH_MXC_DMA_H
#define __ASM_ARCH_MXC_DMA_H

#define IMX_DMA_CHANNELS 16

#define DMA_MODE_READ 0
#define DMA_MODE_WRITE 1
#define DMA_MODE_MASK 1

#define DMA_BASE IO_ADDRESS(DMA_BASE_ADDR)

#define IMX_DMA_MEMSIZE_32 (0 << 4)
Expand All @@ -54,12 +56,12 @@ imx_dma_config_burstlen(int channel, unsigned int burstlen);
int
imx_dma_setup_single(int channel, dma_addr_t dma_address,
unsigned int dma_length, unsigned int dev_addr,
dmamode_t dmamode);
unsigned int dmamode);

int
imx_dma_setup_sg(int channel, 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(int channel,
Expand Down

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