1
/* arch/arm/mach-lh7a40x/include/mach/dma.h
3
* Copyright (C) 2005 Marc Singer
5
* This program is free software; you can redistribute it and/or
6
* modify it under the terms of the GNU General Public License
7
* version 2 as published by the Free Software Foundation.
14
DMA_M2P0 = 2, /* Tx */
15
DMA_M2P1 = 3, /* Rx */
16
DMA_M2P2 = 4, /* Tx */
17
DMA_M2P3 = 5, /* Rx */
18
DMA_M2P4 = 6, /* Tx - AC97 */
19
DMA_M2P5 = 7, /* Rx - AC97 */
20
DMA_M2P6 = 8, /* Tx */
21
DMA_M2P7 = 9, /* Rx */
24
#define DMA_LENGTH_MAX ((64*1024) - 4) /* bytes */
26
#define DMAC_GCA __REG(DMAC_PHYS + 0x2b80)
27
#define DMAC_GIR __REG(DMAC_PHYS + 0x2bc0)
29
#define DMAC_GIR_MMI1 (1<<11)
30
#define DMAC_GIR_MMI0 (1<<10)
31
#define DMAC_GIR_MPI8 (1<<9)
32
#define DMAC_GIR_MPI9 (1<<8)
33
#define DMAC_GIR_MPI6 (1<<7)
34
#define DMAC_GIR_MPI7 (1<<6)
35
#define DMAC_GIR_MPI4 (1<<5)
36
#define DMAC_GIR_MPI5 (1<<4)
37
#define DMAC_GIR_MPI2 (1<<3)
38
#define DMAC_GIR_MPI3 (1<<2)
39
#define DMAC_GIR_MPI0 (1<<1)
40
#define DMAC_GIR_MPI1 (1<<0)
42
#define DMAC_M2P0 0x0000
43
#define DMAC_M2P1 0x0040
44
#define DMAC_M2P2 0x0080
45
#define DMAC_M2P3 0x00c0
46
#define DMAC_M2P4 0x0240
47
#define DMAC_M2P5 0x0200
48
#define DMAC_M2P6 0x02c0
49
#define DMAC_M2P7 0x0280
50
#define DMAC_M2P8 0x0340
51
#define DMAC_M2P9 0x0300
52
#define DMAC_M2M0 0x0100
53
#define DMAC_M2M1 0x0140
55
#define DMAC_P_PCONTROL(c) __REG(DMAC_PHYS + (c) + 0x00)
56
#define DMAC_P_PINTERRUPT(c) __REG(DMAC_PHYS + (c) + 0x04)
57
#define DMAC_P_PPALLOC(c) __REG(DMAC_PHYS + (c) + 0x08)
58
#define DMAC_P_PSTATUS(c) __REG(DMAC_PHYS + (c) + 0x0c)
59
#define DMAC_P_REMAIN(c) __REG(DMAC_PHYS + (c) + 0x14)
60
#define DMAC_P_MAXCNT0(c) __REG(DMAC_PHYS + (c) + 0x20)
61
#define DMAC_P_BASE0(c) __REG(DMAC_PHYS + (c) + 0x24)
62
#define DMAC_P_CURRENT0(c) __REG(DMAC_PHYS + (c) + 0x28)
63
#define DMAC_P_MAXCNT1(c) __REG(DMAC_PHYS + (c) + 0x30)
64
#define DMAC_P_BASE1(c) __REG(DMAC_PHYS + (c) + 0x34)
65
#define DMAC_P_CURRENT1(c) __REG(DMAC_PHYS + (c) + 0x38)
67
#define DMAC_PCONTROL_ENABLE (1<<4)
69
#define DMAC_PORT_USB 0
70
#define DMAC_PORT_SDMMC 1
71
#define DMAC_PORT_AC97_1 2
72
#define DMAC_PORT_AC97_2 3
73
#define DMAC_PORT_AC97_3 4
74
#define DMAC_PORT_UART1 6
75
#define DMAC_PORT_UART2 7
76
#define DMAC_PORT_UART3 8
78
#define DMAC_PSTATUS_CURRSTATE_SHIFT 4
79
#define DMAC_PSTATUS_CURRSTATE_MASK 0x3
81
#define DMAC_PSTATUS_NEXTBUF (1<<6)
82
#define DMAC_PSTATUS_STALLRINT (1<<0)
84
#define DMAC_INT_CHE (1<<3)
85
#define DMAC_INT_NFB (1<<1)
86
#define DMAC_INT_STALL (1<<0)