diff options
Diffstat (limited to 'arch/sh/include/asm/dma-sh.h')
| -rw-r--r-- | arch/sh/include/asm/dma-sh.h | 55 |
1 files changed, 47 insertions, 8 deletions
diff --git a/arch/sh/include/asm/dma-sh.h b/arch/sh/include/asm/dma-sh.h index 78eed3e0bdf..e934a2e6665 100644 --- a/arch/sh/include/asm/dma-sh.h +++ b/arch/sh/include/asm/dma-sh.h @@ -20,14 +20,14 @@ defined(CONFIG_CPU_SUBTYPE_SH7780) || \ defined(CONFIG_CPU_SUBTYPE_SH7785) #define dmaor_read_reg(n) \ - (n ? ctrl_inw(SH_DMAC_BASE1 + DMAOR) \ - : ctrl_inw(SH_DMAC_BASE0 + DMAOR)) + (n ? __raw_readw(SH_DMAC_BASE1 + DMAOR) \ + : __raw_readw(SH_DMAC_BASE0 + DMAOR)) #define dmaor_write_reg(n, data) \ - (n ? ctrl_outw(data, SH_DMAC_BASE1 + DMAOR) \ - : ctrl_outw(data, SH_DMAC_BASE0 + DMAOR)) + (n ? __raw_writew(data, SH_DMAC_BASE1 + DMAOR) \ + : __raw_writew(data, SH_DMAC_BASE0 + DMAOR)) #else /* Other CPU */ -#define dmaor_read_reg(n) ctrl_inw(SH_DMAC_BASE0 + DMAOR) -#define dmaor_write_reg(n, data) ctrl_outw(data, SH_DMAC_BASE0 + DMAOR) +#define dmaor_read_reg(n) __raw_readw(SH_DMAC_BASE0 + DMAOR) +#define dmaor_write_reg(n, data) __raw_writew(data, SH_DMAC_BASE0 + DMAOR) #endif static int dmte_irq_map[] __maybe_unused = { @@ -64,8 +64,10 @@ static int dmte_irq_map[] __maybe_unused = { #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 @@ -83,7 +85,7 @@ static int dmte_irq_map[] __maybe_unused = { * 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_32) +#define RS_DUAL (DM_INC | SM_INC | 0x400 | TS_INDEX2VAL(XMIT_SZ_32BIT)) /* DMA base address */ static u32 dma_base_addr[] __maybe_unused = { @@ -123,10 +125,47 @@ static u32 dma_base_addr[] __maybe_unused = { */ #define SHDMA_MIX_IRQ (1 << 1) #define SHDMA_DMAOR1 (1 << 2) -#define SHDMA_DMAE1 (1 << 3) +#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_pdata { unsigned int mode; + struct sh_dmae_slave_config *config; + int config_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 */ |