| Guennadi Liakhovetski | 8b1935e | 2010-02-11 16:50:14 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Common header for the legacy SH DMA driver and the new dmaengine driver |
| 3 | * |
| 4 | * extracted from arch/sh/include/asm/dma-sh.h: |
| 5 | * |
| 6 | * Copyright (C) 2000 Takashi YOSHII |
| 7 | * Copyright (C) 2003 Paul Mundt |
| 8 | * |
| 9 | * This file is subject to the terms and conditions of the GNU General Public |
| 10 | * License. See the file "COPYING" in the main directory of this archive |
| 11 | * for more details. |
| 12 | */ |
| 13 | #ifndef DMA_REGISTER_H |
| 14 | #define DMA_REGISTER_H |
| 15 | |
| 16 | /* DMA register */ |
| 17 | #define SAR 0x00 |
| 18 | #define DAR 0x04 |
| 19 | #define TCR 0x08 |
| 20 | #define CHCR 0x0C |
| 21 | #define DMAOR 0x40 |
| 22 | |
| 23 | /* DMAOR definitions */ |
| 24 | #define DMAOR_AE 0x00000004 |
| 25 | #define DMAOR_NMIF 0x00000002 |
| 26 | #define DMAOR_DME 0x00000001 |
| 27 | |
| 28 | /* Definitions for the SuperH DMAC */ |
| 29 | #define REQ_L 0x00000000 |
| 30 | #define REQ_E 0x00080000 |
| 31 | #define RACK_H 0x00000000 |
| 32 | #define RACK_L 0x00040000 |
| 33 | #define ACK_R 0x00000000 |
| 34 | #define ACK_W 0x00020000 |
| 35 | #define ACK_H 0x00000000 |
| 36 | #define ACK_L 0x00010000 |
| 37 | #define DM_INC 0x00004000 |
| 38 | #define DM_DEC 0x00008000 |
| 39 | #define DM_FIX 0x0000c000 |
| 40 | #define SM_INC 0x00001000 |
| 41 | #define SM_DEC 0x00002000 |
| 42 | #define SM_FIX 0x00003000 |
| 43 | #define RS_IN 0x00000200 |
| 44 | #define RS_OUT 0x00000300 |
| 45 | #define TS_BLK 0x00000040 |
| 46 | #define TM_BUR 0x00000020 |
| 47 | #define CHCR_DE 0x00000001 |
| 48 | #define CHCR_TE 0x00000002 |
| 49 | #define CHCR_IE 0x00000004 |
| 50 | |
| 51 | #endif |