1 /* arch/arm/mach-s3c2410/include/mach/dma.h
3 * Copyright (C) 2003-2006 Simtec Electronics
4 * Ben Dooks <ben@simtec.co.uk>
6 * Samsung S3C24XX DMA support
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
13 /* DMA Register definitions */
15 #define S3C2410_DMA_DISRC (0x00)
16 #define S3C2410_DMA_DISRCC (0x04)
17 #define S3C2410_DMA_DIDST (0x08)
18 #define S3C2410_DMA_DIDSTC (0x0C)
19 #define S3C2410_DMA_DCON (0x10)
20 #define S3C2410_DMA_DSTAT (0x14)
21 #define S3C2410_DMA_DCSRC (0x18)
22 #define S3C2410_DMA_DCDST (0x1C)
23 #define S3C2410_DMA_DMASKTRIG (0x20)
24 #define S3C2412_DMA_DMAREQSEL (0x24)
25 #define S3C2443_DMA_DMAREQSEL (0x24)
27 #define S3C2410_DISRCC_INC (1<<0)
28 #define S3C2410_DISRCC_APB (1<<1)
30 #define S3C2410_DMASKTRIG_STOP (1<<2)
31 #define S3C2410_DMASKTRIG_ON (1<<1)
32 #define S3C2410_DMASKTRIG_SWTRIG (1<<0)
34 #define S3C2410_DCON_DEMAND (0<<31)
35 #define S3C2410_DCON_HANDSHAKE (1<<31)
36 #define S3C2410_DCON_SYNC_PCLK (0<<30)
37 #define S3C2410_DCON_SYNC_HCLK (1<<30)
39 #define S3C2410_DCON_INTREQ (1<<29)
41 #define S3C2410_DCON_CH0_XDREQ0 (0<<24)
42 #define S3C2410_DCON_CH0_UART0 (1<<24)
43 #define S3C2410_DCON_CH0_SDI (2<<24)
44 #define S3C2410_DCON_CH0_TIMER (3<<24)
45 #define S3C2410_DCON_CH0_USBEP1 (4<<24)
47 #define S3C2410_DCON_CH1_XDREQ1 (0<<24)
48 #define S3C2410_DCON_CH1_UART1 (1<<24)
49 #define S3C2410_DCON_CH1_I2SSDI (2<<24)
50 #define S3C2410_DCON_CH1_SPI (3<<24)
51 #define S3C2410_DCON_CH1_USBEP2 (4<<24)
53 #define S3C2410_DCON_CH2_I2SSDO (0<<24)
54 #define S3C2410_DCON_CH2_I2SSDI (1<<24)
55 #define S3C2410_DCON_CH2_SDI (2<<24)
56 #define S3C2410_DCON_CH2_TIMER (3<<24)
57 #define S3C2410_DCON_CH2_USBEP3 (4<<24)
59 #define S3C2410_DCON_CH3_UART2 (0<<24)
60 #define S3C2410_DCON_CH3_SDI (1<<24)
61 #define S3C2410_DCON_CH3_SPI (2<<24)
62 #define S3C2410_DCON_CH3_TIMER (3<<24)
63 #define S3C2410_DCON_CH3_USBEP4 (4<<24)
65 #define S3C2410_DCON_SRCSHIFT (24)
66 #define S3C2410_DCON_SRCMASK (7<<24)
68 #define S3C2410_DCON_BYTE (0<<20)
69 #define S3C2410_DCON_HALFWORD (1<<20)
70 #define S3C2410_DCON_WORD (2<<20)
72 #define S3C2410_DCON_AUTORELOAD (0<<22)
73 #define S3C2410_DCON_NORELOAD (1<<22)
74 #define S3C2410_DCON_HWTRIG (1<<23)
76 #ifdef CONFIG_CPU_S3C2440
77 #define S3C2440_DIDSTC_CHKINT (1<<2)
79 #define S3C2440_DCON_CH0_I2SSDO (5<<24)
80 #define S3C2440_DCON_CH0_PCMIN (6<<24)
82 #define S3C2440_DCON_CH1_PCMOUT (5<<24)
83 #define S3C2440_DCON_CH1_SDI (6<<24)
85 #define S3C2440_DCON_CH2_PCMIN (5<<24)
86 #define S3C2440_DCON_CH2_MICIN (6<<24)
88 #define S3C2440_DCON_CH3_MICIN (5<<24)
89 #define S3C2440_DCON_CH3_PCMOUT (6<<24)
92 #ifdef CONFIG_CPU_S3C2412
94 #define S3C2412_DMAREQSEL_SRC(x) ((x)<<1)
96 #define S3C2412_DMAREQSEL_HW (1)
98 #define S3C2412_DMAREQSEL_SPI0TX S3C2412_DMAREQSEL_SRC(0)
99 #define S3C2412_DMAREQSEL_SPI0RX S3C2412_DMAREQSEL_SRC(1)
100 #define S3C2412_DMAREQSEL_SPI1TX S3C2412_DMAREQSEL_SRC(2)
101 #define S3C2412_DMAREQSEL_SPI1RX S3C2412_DMAREQSEL_SRC(3)
102 #define S3C2412_DMAREQSEL_I2STX S3C2412_DMAREQSEL_SRC(4)
103 #define S3C2412_DMAREQSEL_I2SRX S3C2412_DMAREQSEL_SRC(5)
104 #define S3C2412_DMAREQSEL_TIMER S3C2412_DMAREQSEL_SRC(9)
105 #define S3C2412_DMAREQSEL_SDI S3C2412_DMAREQSEL_SRC(10)
106 #define S3C2412_DMAREQSEL_USBEP1 S3C2412_DMAREQSEL_SRC(13)
107 #define S3C2412_DMAREQSEL_USBEP2 S3C2412_DMAREQSEL_SRC(14)
108 #define S3C2412_DMAREQSEL_USBEP3 S3C2412_DMAREQSEL_SRC(15)
109 #define S3C2412_DMAREQSEL_USBEP4 S3C2412_DMAREQSEL_SRC(16)
110 #define S3C2412_DMAREQSEL_XDREQ0 S3C2412_DMAREQSEL_SRC(17)
111 #define S3C2412_DMAREQSEL_XDREQ1 S3C2412_DMAREQSEL_SRC(18)
112 #define S3C2412_DMAREQSEL_UART0_0 S3C2412_DMAREQSEL_SRC(19)
113 #define S3C2412_DMAREQSEL_UART0_1 S3C2412_DMAREQSEL_SRC(20)
114 #define S3C2412_DMAREQSEL_UART1_0 S3C2412_DMAREQSEL_SRC(21)
115 #define S3C2412_DMAREQSEL_UART1_1 S3C2412_DMAREQSEL_SRC(22)
116 #define S3C2412_DMAREQSEL_UART2_0 S3C2412_DMAREQSEL_SRC(23)
117 #define S3C2412_DMAREQSEL_UART2_1 S3C2412_DMAREQSEL_SRC(24)
121 #define S3C2443_DMAREQSEL_SRC(x) ((x)<<1)
123 #define S3C2443_DMAREQSEL_HW (1)
125 #define S3C2443_DMAREQSEL_SPI0TX S3C2443_DMAREQSEL_SRC(0)
126 #define S3C2443_DMAREQSEL_SPI0RX S3C2443_DMAREQSEL_SRC(1)
127 #define S3C2443_DMAREQSEL_SPI1TX S3C2443_DMAREQSEL_SRC(2)
128 #define S3C2443_DMAREQSEL_SPI1RX S3C2443_DMAREQSEL_SRC(3)
129 #define S3C2443_DMAREQSEL_I2STX S3C2443_DMAREQSEL_SRC(4)
130 #define S3C2443_DMAREQSEL_I2SRX S3C2443_DMAREQSEL_SRC(5)
131 #define S3C2443_DMAREQSEL_TIMER S3C2443_DMAREQSEL_SRC(9)
132 #define S3C2443_DMAREQSEL_SDI S3C2443_DMAREQSEL_SRC(10)
133 #define S3C2443_DMAREQSEL_XDREQ0 S3C2443_DMAREQSEL_SRC(17)
134 #define S3C2443_DMAREQSEL_XDREQ1 S3C2443_DMAREQSEL_SRC(18)
135 #define S3C2443_DMAREQSEL_UART0_0 S3C2443_DMAREQSEL_SRC(19)
136 #define S3C2443_DMAREQSEL_UART0_1 S3C2443_DMAREQSEL_SRC(20)
137 #define S3C2443_DMAREQSEL_UART1_0 S3C2443_DMAREQSEL_SRC(21)
138 #define S3C2443_DMAREQSEL_UART1_1 S3C2443_DMAREQSEL_SRC(22)
139 #define S3C2443_DMAREQSEL_UART2_0 S3C2443_DMAREQSEL_SRC(23)
140 #define S3C2443_DMAREQSEL_UART2_1 S3C2443_DMAREQSEL_SRC(24)
141 #define S3C2443_DMAREQSEL_UART3_0 S3C2443_DMAREQSEL_SRC(25)
142 #define S3C2443_DMAREQSEL_UART3_1 S3C2443_DMAREQSEL_SRC(26)
143 #define S3C2443_DMAREQSEL_PCMOUT S3C2443_DMAREQSEL_SRC(27)
144 #define S3C2443_DMAREQSEL_PCMIN S3C2443_DMAREQSEL_SRC(28)
145 #define S3C2443_DMAREQSEL_MICIN S3C2443_DMAREQSEL_SRC(29)