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authorGuennadi Liakhovetski <g.liakhovetski@gmx.de>2010-02-11 16:50:14 +0000
committerPaul Mundt <lethal@linux-sh.org>2010-03-02 11:09:04 +0900
commit8b1935e6a36b0967efc593d67ed3aebbfbc1f5b1 (patch)
tree811ebd670e9704790625137b4a824e548bded00b /arch/sh/include/asm/dma-sh.h
parent027811b9b81a6b3ae5aa20c3302897bee9dcf09e (diff)
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dmaengine: shdma: separate DMA headers.
Separate SH DMA headers into ones, commonly used by both drivers, and ones, specific to each of them. This will make the future development of the dmaengine driver easier. Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/include/asm/dma-sh.h')
-rw-r--r--arch/sh/include/asm/dma-sh.h95
1 files changed, 2 insertions, 93 deletions
diff --git a/arch/sh/include/asm/dma-sh.h b/arch/sh/include/asm/dma-sh.h
index 2e3631d6e273..f3acb8e34c6b 100644
--- a/arch/sh/include/asm/dma-sh.h
+++ b/arch/sh/include/asm/dma-sh.h
@@ -11,7 +11,8 @@
#ifndef __DMA_SH_H
#define __DMA_SH_H
-#include <asm/dma.h>
+#include <asm/dma-register.h>
+#include <cpu/dma-register.h>
#include <cpu/dma.h>
/* DMAOR contorl: The DMAOR access size is different by CPU.*/
@@ -53,34 +54,6 @@ static int dmte_irq_map[] __maybe_unused = {
#endif
};
-/* Definitions for the SuperH DMAC */
-#define REQ_L 0x00000000
-#define REQ_E 0x00080000
-#define RACK_H 0x00000000
-#define RACK_L 0x00040000
-#define ACK_R 0x00000000
-#define ACK_W 0x00020000
-#define ACK_H 0x00000000
-#define ACK_L 0x00010000
-#define DM_INC 0x00004000
-#define DM_DEC 0x00008000
-#define DM_FIX 0x0000c000
-#define SM_INC 0x00001000
-#define SM_DEC 0x00002000
-#define SM_FIX 0x00003000
-#define RS_IN 0x00000200
-#define RS_OUT 0x00000300
-#define TS_BLK 0x00000040
-#define TM_BUR 0x00000020
-#define CHCR_DE 0x00000001
-#define CHCR_TE 0x00000002
-#define CHCR_IE 0x00000004
-
-/* DMAOR definitions */
-#define DMAOR_AE 0x00000004
-#define DMAOR_NMIF 0x00000002
-#define DMAOR_DME 0x00000001
-
/*
* Define the default configuration for dual address memory-memory transfer.
* The 0x400 value represents auto-request, external->external.
@@ -111,68 +84,4 @@ static u32 dma_base_addr[] __maybe_unused = {
#endif
};
-/* DMA register */
-#define SAR 0x00
-#define DAR 0x04
-#define TCR 0x08
-#define CHCR 0x0C
-#define DMAOR 0x40
-
-/*
- * for dma engine
- *
- * SuperH DMA mode
- */
-#define SHDMA_MIX_IRQ (1 << 1)
-#define SHDMA_DMAOR1 (1 << 2)
-#define SHDMA_DMAE1 (1 << 3)
-
-enum sh_dmae_slave_chan_id {
- SHDMA_SLAVE_SCIF0_TX,
- SHDMA_SLAVE_SCIF0_RX,
- SHDMA_SLAVE_SCIF1_TX,
- SHDMA_SLAVE_SCIF1_RX,
- SHDMA_SLAVE_SCIF2_TX,
- SHDMA_SLAVE_SCIF2_RX,
- SHDMA_SLAVE_SCIF3_TX,
- SHDMA_SLAVE_SCIF3_RX,
- SHDMA_SLAVE_SCIF4_TX,
- SHDMA_SLAVE_SCIF4_RX,
- SHDMA_SLAVE_SCIF5_TX,
- SHDMA_SLAVE_SCIF5_RX,
- SHDMA_SLAVE_SIUA_TX,
- SHDMA_SLAVE_SIUA_RX,
- SHDMA_SLAVE_SIUB_TX,
- SHDMA_SLAVE_SIUB_RX,
- SHDMA_SLAVE_NUMBER, /* Must stay last */
-};
-
-struct sh_dmae_slave_config {
- enum sh_dmae_slave_chan_id slave_id;
- dma_addr_t addr;
- u32 chcr;
- char mid_rid;
-};
-
-struct sh_dmae_channel {
- unsigned int offset;
- unsigned int dmars;
- unsigned int dmars_bit;
-};
-
-struct sh_dmae_pdata {
- struct sh_dmae_slave_config *slave;
- int slave_num;
- struct sh_dmae_channel *channel;
- int channel_num;
-};
-
-struct device;
-
-struct sh_dmae_slave {
- enum sh_dmae_slave_chan_id slave_id; /* Set by the platform */
- struct device *dma_dev; /* Set by the platform */
- struct sh_dmae_slave_config *config; /* Set by the driver */
-};
-
#endif /* __DMA_SH_H */