diff options
Diffstat (limited to 'arch/sh/include/cpu-sh4/cpu/dma.h')
| -rw-r--r-- | arch/sh/include/cpu-sh4/cpu/dma.h | 56 |
1 files changed, 5 insertions, 51 deletions
diff --git a/arch/sh/include/cpu-sh4/cpu/dma.h b/arch/sh/include/cpu-sh4/cpu/dma.h index bcb30246e85..a520eb21962 100644 --- a/arch/sh/include/cpu-sh4/cpu/dma.h +++ b/arch/sh/include/cpu-sh4/cpu/dma.h @@ -1,63 +1,17 @@ #ifndef __ASM_CPU_SH4_DMA_H #define __ASM_CPU_SH4_DMA_H -/* SH7751/7760/7780 DMA IRQ sources */ +#include <linux/sh_intc.h> -#ifdef CONFIG_CPU_SH4A - -#define DMAOR_INIT (DMAOR_DME) -#define CHCR_TS_MASK 0x18 -#define CHCR_TS_SHIFT 3 - -#include <cpu/dma-sh4a.h> -#else /* CONFIG_CPU_SH4A */ /* * SH7750/SH7751/SH7760 */ -#define DMTE0_IRQ 34 -#define DMTE4_IRQ 44 -#define DMTE6_IRQ 46 -#define DMAE0_IRQ 38 +#define DMTE0_IRQ evt2irq(0x640) +#define DMTE4_IRQ evt2irq(0x780) +#define DMTE6_IRQ evt2irq(0x7c0) +#define DMAE0_IRQ evt2irq(0x6c0) -#define DMAOR_INIT (0x8000|DMAOR_DME) #define SH_DMAC_BASE0 0xffa00000 #define SH_DMAC_BASE1 0xffa00070 -/* Definitions for the SuperH DMAC */ -#define TM_BURST 0x00000080 -#define TS_8 0x00000010 -#define TS_16 0x00000020 -#define TS_32 0x00000030 -#define TS_64 0x00000000 - -#define CHCR_TS_MASK 0x70 -#define CHCR_TS_SHIFT 4 - -#define DMAOR_COD 0x00000008 - -/* - * The SuperH DMAC supports a number of transmit sizes, we list them here, - * with their respective values as they appear in the CHCR registers. - * - * Defaults to a 64-bit transfer size. - */ -enum { - XMIT_SZ_64BIT, - XMIT_SZ_8BIT, - XMIT_SZ_16BIT, - XMIT_SZ_32BIT, - XMIT_SZ_256BIT, -}; - -/* - * The DMA count is defined as the number of bytes to transfer. - */ -static unsigned int ts_shift[] __maybe_unused = { - [XMIT_SZ_64BIT] = 3, - [XMIT_SZ_8BIT] = 0, - [XMIT_SZ_16BIT] = 1, - [XMIT_SZ_32BIT] = 2, - [XMIT_SZ_256BIT] = 5, -}; -#endif #endif /* __ASM_CPU_SH4_DMA_H */ |