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Merge commit 'renesas-shdma-for-v3.17' into for-linus

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This commit is contained in:
Vinod Koul 2014-07-21 19:06:28 +05:30
commit ff4d02419a
8 changed files with 110 additions and 107 deletions
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2
arch/sh/drivers/dma/dma-sh.c
View file

@ -25,7 +25,7 @@
* Define the default configuration for dual address memory-memory transfer.
* The 0x400 value represents auto-request, external->external.
*/
#define RS_DUAL (DM_INC | SM_INC | 0x400 | TS_INDEX2VAL(XMIT_SZ_32BIT))
#define RS_DUAL (DM_INC | SM_INC | RS_AUTO | TS_INDEX2VAL(XMIT_SZ_32BIT))
static unsigned long dma_find_base(unsigned int chan)
{

36
arch/sh/include/asm/dma-register.h
View file

@ -13,17 +13,17 @@
#ifndef DMA_REGISTER_H
#define DMA_REGISTER_H
/* DMA register */
#define SAR 0x00
#define DAR 0x04
#define TCR 0x08
#define CHCR 0x0C
#define DMAOR 0x40
/* DMA registers */
#define SAR 0x00 /* Source Address Register */
#define DAR 0x04 /* Destination Address Register */
#define TCR 0x08 /* Transfer Count Register */
#define CHCR 0x0C /* Channel Control Register */
#define DMAOR 0x40 /* DMA Operation Register */
/* DMAOR definitions */
#define DMAOR_AE 0x00000004
#define DMAOR_AE 0x00000004 /* Address Error Flag */
#define DMAOR_NMIF 0x00000002
#define DMAOR_DME 0x00000001
#define DMAOR_DME 0x00000001 /* DMA Master Enable */
/* Definitions for the SuperH DMAC */
#define REQ_L 0x00000000
@ -34,18 +34,20 @@
#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 DM_INC 0x00004000 /* Destination addresses are incremented */
#define DM_DEC 0x00008000 /* Destination addresses are decremented */
#define DM_FIX 0x0000c000 /* Destination address is fixed */
#define SM_INC 0x00001000 /* Source addresses are incremented */
#define SM_DEC 0x00002000 /* Source addresses are decremented */
#define SM_FIX 0x00003000 /* Source address is fixed */
#define RS_IN 0x00000200
#define RS_OUT 0x00000300
#define RS_AUTO 0x00000400 /* Auto Request */
#define RS_ERS 0x00000800 /* DMA extended resource selector */
#define TS_BLK 0x00000040
#define TM_BUR 0x00000020
#define CHCR_DE 0x00000001
#define CHCR_TE 0x00000002
#define CHCR_IE 0x00000004
#define CHCR_DE 0x00000001 /* DMA Enable */
#define CHCR_TE 0x00000002 /* Transfer End Flag */
#define CHCR_IE 0x00000004 /* Interrupt Enable */
#endif

24
arch/sh/kernel/cpu/sh4a/setup-sh7722.c
View file

@ -30,62 +30,62 @@ static const struct sh_dmae_slave_config sh7722_dmae_slaves[] = {
{
.slave_id = SHDMA_SLAVE_SCIF0_TX,
.addr = 0xffe0000c,
.chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
.chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x21,
}, {
.slave_id = SHDMA_SLAVE_SCIF0_RX,
.addr = 0xffe00014,
.chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
.chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x22,
}, {
.slave_id = SHDMA_SLAVE_SCIF1_TX,
.addr = 0xffe1000c,
.chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
.chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x25,
}, {
.slave_id = SHDMA_SLAVE_SCIF1_RX,
.addr = 0xffe10014,
.chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
.chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x26,
}, {
.slave_id = SHDMA_SLAVE_SCIF2_TX,
.addr = 0xffe2000c,
.chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
.chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x29,
}, {
.slave_id = SHDMA_SLAVE_SCIF2_RX,
.addr = 0xffe20014,
.chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
.chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x2a,
}, {
.slave_id = SHDMA_SLAVE_SIUA_TX,
.addr = 0xa454c098,
.chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_32BIT),
.chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_32BIT),
.mid_rid = 0xb1,
}, {
.slave_id = SHDMA_SLAVE_SIUA_RX,
.addr = 0xa454c090,
.chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_32BIT),
.chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_32BIT),
.mid_rid = 0xb2,
}, {
.slave_id = SHDMA_SLAVE_SIUB_TX,
.addr = 0xa454c09c,
.chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_32BIT),
.chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_32BIT),
.mid_rid = 0xb5,
}, {
.slave_id = SHDMA_SLAVE_SIUB_RX,
.addr = 0xa454c094,
.chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_32BIT),
.chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_32BIT),
.mid_rid = 0xb6,
}, {
.slave_id = SHDMA_SLAVE_SDHI0_TX,
.addr = 0x04ce0030,
.chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_16BIT),
.chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_16BIT),
.mid_rid = 0xc1,
}, {
.slave_id = SHDMA_SLAVE_SDHI0_RX,
.addr = 0x04ce0030,
.chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_16BIT),
.chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_16BIT),
.mid_rid = 0xc2,
},
};

48
arch/sh/kernel/cpu/sh4a/setup-sh7724.c
View file

@ -36,122 +36,122 @@ static const struct sh_dmae_slave_config sh7724_dmae_slaves[] = {
{
.slave_id = SHDMA_SLAVE_SCIF0_TX,
.addr = 0xffe0000c,
.chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
.chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x21,
}, {
.slave_id = SHDMA_SLAVE_SCIF0_RX,
.addr = 0xffe00014,
.chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
.chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x22,
}, {
.slave_id = SHDMA_SLAVE_SCIF1_TX,
.addr = 0xffe1000c,
.chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
.chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x25,
}, {
.slave_id = SHDMA_SLAVE_SCIF1_RX,
.addr = 0xffe10014,
.chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
.chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x26,
}, {
.slave_id = SHDMA_SLAVE_SCIF2_TX,
.addr = 0xffe2000c,
.chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
.chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x29,
}, {
.slave_id = SHDMA_SLAVE_SCIF2_RX,
.addr = 0xffe20014,
.chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
.chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x2a,
}, {
.slave_id = SHDMA_SLAVE_SCIF3_TX,
.addr = 0xa4e30020,
.chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
.chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x2d,
}, {
.slave_id = SHDMA_SLAVE_SCIF3_RX,
.addr = 0xa4e30024,
.chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
.chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x2e,
}, {
.slave_id = SHDMA_SLAVE_SCIF4_TX,
.addr = 0xa4e40020,
.chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
.chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x31,
}, {
.slave_id = SHDMA_SLAVE_SCIF4_RX,
.addr = 0xa4e40024,
.chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
.chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x32,
}, {
.slave_id = SHDMA_SLAVE_SCIF5_TX,
.addr = 0xa4e50020,
.chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
.chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x35,
}, {
.slave_id = SHDMA_SLAVE_SCIF5_RX,
.addr = 0xa4e50024,
.chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
.chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x36,
}, {
.slave_id = SHDMA_SLAVE_USB0D0_TX,
.addr = 0xA4D80100,
.chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_32BIT),
.chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_32BIT),
.mid_rid = 0x73,
}, {
.slave_id = SHDMA_SLAVE_USB0D0_RX,
.addr = 0xA4D80100,
.chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_32BIT),
.chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_32BIT),
.mid_rid = 0x73,
}, {
.slave_id = SHDMA_SLAVE_USB0D1_TX,
.addr = 0xA4D80120,
.chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_32BIT),
.chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_32BIT),
.mid_rid = 0x77,
}, {
.slave_id = SHDMA_SLAVE_USB0D1_RX,
.addr = 0xA4D80120,
.chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_32BIT),
.chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_32BIT),
.mid_rid = 0x77,
}, {
.slave_id = SHDMA_SLAVE_USB1D0_TX,
.addr = 0xA4D90100,
.chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_32BIT),
.chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_32BIT),
.mid_rid = 0xab,
}, {
.slave_id = SHDMA_SLAVE_USB1D0_RX,
.addr = 0xA4D90100,
.chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_32BIT),
.chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_32BIT),
.mid_rid = 0xab,
}, {
.slave_id = SHDMA_SLAVE_USB1D1_TX,
.addr = 0xA4D90120,
.chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_32BIT),
.chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_32BIT),
.mid_rid = 0xaf,
}, {
.slave_id = SHDMA_SLAVE_USB1D1_RX,
.addr = 0xA4D90120,
.chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_32BIT),
.chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_32BIT),
.mid_rid = 0xaf,
}, {
.slave_id = SHDMA_SLAVE_SDHI0_TX,
.addr = 0x04ce0030,
.chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_16BIT),
.chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_16BIT),
.mid_rid = 0xc1,
}, {
.slave_id = SHDMA_SLAVE_SDHI0_RX,
.addr = 0x04ce0030,
.chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_16BIT),
.chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_16BIT),
.mid_rid = 0xc2,
}, {
.slave_id = SHDMA_SLAVE_SDHI1_TX,
.addr = 0x04cf0030,
.chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_16BIT),
.chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_16BIT),
.mid_rid = 0xc9,
}, {
.slave_id = SHDMA_SLAVE_SDHI1_RX,
.addr = 0x04cf0030,
.chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_16BIT),
.chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_16BIT),
.mid_rid = 0xca,
},
};

64
arch/sh/kernel/cpu/sh4a/setup-sh7757.c
View file

@ -123,28 +123,28 @@ static const struct sh_dmae_slave_config sh7757_dmae0_slaves[] = {
{
.slave_id = SHDMA_SLAVE_SDHI_TX,
.addr = 0x1fe50030,
.chcr = SM_INC | 0x800 | 0x40000000 |
.chcr = SM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_16BIT),
.mid_rid = 0xc5,
},
{
.slave_id = SHDMA_SLAVE_SDHI_RX,
.addr = 0x1fe50030,
.chcr = DM_INC | 0x800 | 0x40000000 |
.chcr = DM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_16BIT),
.mid_rid = 0xc6,
},
{
.slave_id = SHDMA_SLAVE_MMCIF_TX,
.addr = 0x1fcb0034,
.chcr = SM_INC | 0x800 | 0x40000000 |
.chcr = SM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_32BIT),
.mid_rid = 0xd3,
},
{
.slave_id = SHDMA_SLAVE_MMCIF_RX,
.addr = 0x1fcb0034,
.chcr = DM_INC | 0x800 | 0x40000000 |
.chcr = DM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_32BIT),
.mid_rid = 0xd7,
},
@ -154,56 +154,56 @@ static const struct sh_dmae_slave_config sh7757_dmae1_slaves[] = {
{
.slave_id = SHDMA_SLAVE_SCIF2_TX,
.addr = 0x1f4b000c,
.chcr = SM_INC | 0x800 | 0x40000000 |
.chcr = SM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x21,
},
{
.slave_id = SHDMA_SLAVE_SCIF2_RX,
.addr = 0x1f4b0014,
.chcr = DM_INC | 0x800 | 0x40000000 |
.chcr = DM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x22,
},
{
.slave_id = SHDMA_SLAVE_SCIF3_TX,
.addr = 0x1f4c000c,
.chcr = SM_INC | 0x800 | 0x40000000 |
.chcr = SM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x29,
},
{
.slave_id = SHDMA_SLAVE_SCIF3_RX,
.addr = 0x1f4c0014,
.chcr = DM_INC | 0x800 | 0x40000000 |
.chcr = DM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x2a,
},
{
.slave_id = SHDMA_SLAVE_SCIF4_TX,
.addr = 0x1f4d000c,
.chcr = SM_INC | 0x800 | 0x40000000 |
.chcr = SM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x41,
},
{
.slave_id = SHDMA_SLAVE_SCIF4_RX,
.addr = 0x1f4d0014,
.chcr = DM_INC | 0x800 | 0x40000000 |
.chcr = DM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x42,
},
{
.slave_id = SHDMA_SLAVE_RSPI_TX,
.addr = 0xfe480004,
.chcr = SM_INC | 0x800 | 0x40000000 |
.chcr = SM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_16BIT),
.mid_rid = 0xc1,
},
{
.slave_id = SHDMA_SLAVE_RSPI_RX,
.addr = 0xfe480004,
.chcr = DM_INC | 0x800 | 0x40000000 |
.chcr = DM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_16BIT),
.mid_rid = 0xc2,
},
@ -213,70 +213,70 @@ static const struct sh_dmae_slave_config sh7757_dmae2_slaves[] = {
{
.slave_id = SHDMA_SLAVE_RIIC0_TX,
.addr = 0x1e500012,
.chcr = SM_INC | 0x800 | 0x40000000 |
.chcr = SM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x21,
},
{
.slave_id = SHDMA_SLAVE_RIIC0_RX,
.addr = 0x1e500013,
.chcr = DM_INC | 0x800 | 0x40000000 |
.chcr = DM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x22,
},
{
.slave_id = SHDMA_SLAVE_RIIC1_TX,
.addr = 0x1e510012,
.chcr = SM_INC | 0x800 | 0x40000000 |
.chcr = SM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x29,
},
{
.slave_id = SHDMA_SLAVE_RIIC1_RX,
.addr = 0x1e510013,
.chcr = DM_INC | 0x800 | 0x40000000 |
.chcr = DM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x2a,
},
{
.slave_id = SHDMA_SLAVE_RIIC2_TX,
.addr = 0x1e520012,
.chcr = SM_INC | 0x800 | 0x40000000 |
.chcr = SM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0xa1,
},
{
.slave_id = SHDMA_SLAVE_RIIC2_RX,
.addr = 0x1e520013,
.chcr = DM_INC | 0x800 | 0x40000000 |
.chcr = DM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0xa2,
},
{
.slave_id = SHDMA_SLAVE_RIIC3_TX,
.addr = 0x1e530012,
.chcr = SM_INC | 0x800 | 0x40000000 |
.chcr = SM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0xa9,
},
{
.slave_id = SHDMA_SLAVE_RIIC3_RX,
.addr = 0x1e530013,
.chcr = DM_INC | 0x800 | 0x40000000 |
.chcr = DM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0xaf,
},
{
.slave_id = SHDMA_SLAVE_RIIC4_TX,
.addr = 0x1e540012,
.chcr = SM_INC | 0x800 | 0x40000000 |
.chcr = SM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0xc5,
},
{
.slave_id = SHDMA_SLAVE_RIIC4_RX,
.addr = 0x1e540013,
.chcr = DM_INC | 0x800 | 0x40000000 |
.chcr = DM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0xc6,
},
@ -286,70 +286,70 @@ static const struct sh_dmae_slave_config sh7757_dmae3_slaves[] = {
{
.slave_id = SHDMA_SLAVE_RIIC5_TX,
.addr = 0x1e550012,
.chcr = SM_INC | 0x800 | 0x40000000 |
.chcr = SM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x21,
},
{
.slave_id = SHDMA_SLAVE_RIIC5_RX,
.addr = 0x1e550013,
.chcr = DM_INC | 0x800 | 0x40000000 |
.chcr = DM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x22,
},
{
.slave_id = SHDMA_SLAVE_RIIC6_TX,
.addr = 0x1e560012,
.chcr = SM_INC | 0x800 | 0x40000000 |
.chcr = SM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x29,
},
{
.slave_id = SHDMA_SLAVE_RIIC6_RX,
.addr = 0x1e560013,
.chcr = DM_INC | 0x800 | 0x40000000 |
.chcr = DM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x2a,
},
{
.slave_id = SHDMA_SLAVE_RIIC7_TX,
.addr = 0x1e570012,
.chcr = SM_INC | 0x800 | 0x40000000 |
.chcr = SM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x41,
},
{
.slave_id = SHDMA_SLAVE_RIIC7_RX,
.addr = 0x1e570013,
.chcr = DM_INC | 0x800 | 0x40000000 |
.chcr = DM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x42,
},
{
.slave_id = SHDMA_SLAVE_RIIC8_TX,
.addr = 0x1e580012,
.chcr = SM_INC | 0x800 | 0x40000000 |
.chcr = SM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x45,
},
{
.slave_id = SHDMA_SLAVE_RIIC8_RX,
.addr = 0x1e580013,
.chcr = DM_INC | 0x800 | 0x40000000 |
.chcr = DM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x46,
},
{
.slave_id = SHDMA_SLAVE_RIIC9_TX,
.addr = 0x1e590012,
.chcr = SM_INC | 0x800 | 0x40000000 |
.chcr = SM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x51,
},
{
.slave_id = SHDMA_SLAVE_RIIC9_RX,
.addr = 0x1e590013,
.chcr = DM_INC | 0x800 | 0x40000000 |
.chcr = DM_INC | RS_ERS | 0x40000000 |
TS_INDEX2VAL(XMIT_SZ_8BIT),
.mid_rid = 0x52,
},

4
drivers/dma/sh/shdma-arm.h
View file

@ -45,7 +45,7 @@ enum {
((((i) & TS_LOW_BIT) << TS_LOW_SHIFT) |\
(((i) & TS_HI_BIT) << TS_HI_SHIFT))
#define CHCR_TX(xmit_sz) (DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL((xmit_sz)))
#define CHCR_RX(xmit_sz) (DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL((xmit_sz)))
#define CHCR_TX(xmit_sz) (DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL((xmit_sz)))
#define CHCR_RX(xmit_sz) (DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL((xmit_sz)))
#endif

15
drivers/dma/sh/shdmac.c
View file

@ -38,12 +38,12 @@
#include "../dmaengine.h"
#include "shdma.h"
/* DMA register */
#define SAR 0x00
#define DAR 0x04
#define TCR 0x08
#define CHCR 0x0C
#define DMAOR 0x40
/* DMA registers */
#define SAR 0x00 /* Source Address Register */
#define DAR 0x04 /* Destination Address Register */
#define TCR 0x08 /* Transfer Count Register */
#define CHCR 0x0C /* Channel Control Register */
#define DMAOR 0x40 /* DMA Operation Register */
#define TEND 0x18 /* USB-DMAC */
@ -239,9 +239,8 @@ static void dmae_init(struct sh_dmae_chan *sh_chan)
{
/*
* Default configuration for dual address memory-memory transfer.
* 0x400 represents auto-request.
*/
u32 chcr = DM_INC | SM_INC | 0x400 | log2size_to_chcr(sh_chan,
u32 chcr = DM_INC | SM_INC | RS_AUTO | log2size_to_chcr(sh_chan,
LOG2_DEFAULT_XFER_SIZE);
sh_chan->xmit_shift = calc_xmit_shift(sh_chan, chcr);
chcr_write(sh_chan, chcr);

24
include/linux/sh_dma.h
View file

@ -95,19 +95,21 @@ struct sh_dmae_pdata {
};
/* DMAOR definitions */
#define DMAOR_AE 0x00000004
#define DMAOR_AE 0x00000004 /* Address Error Flag */
#define DMAOR_NMIF 0x00000002
#define DMAOR_DME 0x00000001
#define DMAOR_DME 0x00000001 /* DMA Master Enable */
/* Definitions for the SuperH DMAC */
#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 CHCR_DE 0x00000001
#define CHCR_TE 0x00000002
#define CHCR_IE 0x00000004
#define DM_INC 0x00004000 /* Destination addresses are incremented */
#define DM_DEC 0x00008000 /* Destination addresses are decremented */
#define DM_FIX 0x0000c000 /* Destination address is fixed */
#define SM_INC 0x00001000 /* Source addresses are incremented */
#define SM_DEC 0x00002000 /* Source addresses are decremented */
#define SM_FIX 0x00003000 /* Source address is fixed */
#define RS_AUTO 0x00000400 /* Auto Request */
#define RS_ERS 0x00000800 /* DMA extended resource selector */
#define CHCR_DE 0x00000001 /* DMA Enable */
#define CHCR_TE 0x00000002 /* Transfer End Flag */
#define CHCR_IE 0x00000004 /* Interrupt Enable */
#endif