linux/include/asm-sh/cpu-sh3/dma.h
Kristoffer Ericson 4f247e84bd sh: dma: Fix up build for SH7709 support.
Trivial build fixes for SH7709.

Signed-off-by: Kristoffer Ericson <Kristoffer.Ericson@gmail.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2007-09-21 11:57:53 +09:00

50 lines
998 B
C

#ifndef __ASM_CPU_SH3_DMA_H
#define __ASM_CPU_SH3_DMA_H
#if defined(CONFIG_CPU_SUBTYPE_SH7720) || defined(CONFIG_CPU_SUBTYPE_SH7709)
#define SH_DMAC_BASE 0xa4010020
#define DMTE0_IRQ 48
#define DMTE1_IRQ 49
#define DMTE2_IRQ 50
#define DMTE3_IRQ 51
#define DMTE4_IRQ 76
#define DMTE5_IRQ 77
#else
#define SH_DMAC_BASE 0xa4000020
#endif
/* Definitions for the SuperH DMAC */
#define TM_BURST 0x00000020
#define TS_8 0x00000000
#define TS_16 0x00000008
#define TS_32 0x00000010
#define TS_128 0x00000018
#define CHCR_TS_MASK 0x18
#define CHCR_TS_SHIFT 3
#define DMAOR_INIT DMAOR_DME
/*
* The SuperH DMAC supports a number of transmit sizes, we list them here,
* with their respective values as they appear in the CHCR registers.
*/
enum {
XMIT_SZ_8BIT,
XMIT_SZ_16BIT,
XMIT_SZ_32BIT,
XMIT_SZ_128BIT,
};
static unsigned int ts_shift[] __maybe_unused = {
[XMIT_SZ_8BIT] = 0,
[XMIT_SZ_16BIT] = 1,
[XMIT_SZ_32BIT] = 2,
[XMIT_SZ_128BIT] = 4,
};
#endif /* __ASM_CPU_SH3_DMA_H */