sh: migrate to arch/sh/include/
[linux-2.6.git] / arch / sh / include / cpu-sh4 / cpu / dma-sh7780.h
1 #ifndef __ASM_SH_CPU_SH4_DMA_SH7780_H
2 #define __ASM_SH_CPU_SH4_DMA_SH7780_H
3
4 #define REQ_HE  0x000000C0
5 #define REQ_H   0x00000080
6 #define REQ_LE  0x00000040
7 #define TM_BURST 0x0000020
8 #define TS_8    0x00000000
9 #define TS_16   0x00000008
10 #define TS_32   0x00000010
11 #define TS_16BLK        0x00000018
12 #define TS_32BLK        0x00100000
13
14 /*
15  * The SuperH DMAC supports a number of transmit sizes, we list them here,
16  * with their respective values as they appear in the CHCR registers.
17  *
18  * Defaults to a 64-bit transfer size.
19  */
20 enum {
21         XMIT_SZ_8BIT,
22         XMIT_SZ_16BIT,
23         XMIT_SZ_32BIT,
24         XMIT_SZ_128BIT,
25         XMIT_SZ_256BIT,
26 };
27
28 /*
29  * The DMA count is defined as the number of bytes to transfer.
30  */
31 static unsigned int ts_shift[] __maybe_unused = {
32         [XMIT_SZ_8BIT]          = 0,
33         [XMIT_SZ_16BIT]         = 1,
34         [XMIT_SZ_32BIT]         = 2,
35         [XMIT_SZ_128BIT]        = 4,
36         [XMIT_SZ_256BIT]        = 5,
37 };
38
39 #endif /* __ASM_SH_CPU_SH4_DMA_SH7780_H */