1 /*
2 * Copyright (C) 2010 Samsung Electronics Co. Ltd.
3 * Jaswinder Singh <jassi.brar@samsung.com>
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 */
10
11 #ifndef __DMA_PL330_H_
12 #define __DMA_PL330_H_ __FILE__
13
14 /*
15 * PL330 can assign any channel to communicate with
16 * any of the peripherals attched to the DMAC.
17 * For the sake of consistency across client drivers,
18 * We keep the channel names unchanged and only add
19 * missing peripherals are added.
20 * Order is not important since DMA PL330 API driver
21 * use these just as IDs.
22 */
23 enum dma_ch {
24 DMACH_UART0_RX = 0,
25 DMACH_UART0_TX,
26 DMACH_UART1_RX,
27 DMACH_UART1_TX,
28 DMACH_UART2_RX,
29 DMACH_UART2_TX,
30 DMACH_UART3_RX,
31 DMACH_UART3_TX,
32 DMACH_UART4_RX,
33 DMACH_UART4_TX,
34 DMACH_UART5_RX,
35 DMACH_UART5_TX,
36 DMACH_USI_RX,
37 DMACH_USI_TX,
38 DMACH_IRDA,
39 DMACH_I2S0_RX,
40 DMACH_I2S0_TX,
41 DMACH_I2S0S_TX,
42 DMACH_I2S1_RX,
43 DMACH_I2S1_TX,
44 DMACH_I2S2_RX,
45 DMACH_I2S2_TX,
46 DMACH_SPI0_RX,
47 DMACH_SPI0_TX,
48 DMACH_SPI1_RX,
49 DMACH_SPI1_TX,
50 DMACH_SPI2_RX,
51 DMACH_SPI2_TX,
52 DMACH_AC97_MICIN,
53 DMACH_AC97_PCMIN,
54 DMACH_AC97_PCMOUT,
55 DMACH_EXTERNAL,
56 DMACH_PWM,
57 DMACH_SPDIF,
58 DMACH_HSI_RX,
59 DMACH_HSI_TX,
60 DMACH_PCM0_TX,
61 DMACH_PCM0_RX,
62 DMACH_PCM1_TX,
63 DMACH_PCM1_RX,
64 DMACH_PCM2_TX,
65 DMACH_PCM2_RX,
66 DMACH_MSM_REQ3,
67 DMACH_MSM_REQ2,
68 DMACH_MSM_REQ1,
69 DMACH_MSM_REQ0,
70 DMACH_SLIMBUS0_RX,
71 DMACH_SLIMBUS0_TX,
72 DMACH_SLIMBUS0AUX_RX,
73 DMACH_SLIMBUS0AUX_TX,
74 DMACH_SLIMBUS1_RX,
75 DMACH_SLIMBUS1_TX,
76 DMACH_SLIMBUS2_RX,
77 DMACH_SLIMBUS2_TX,
78 DMACH_SLIMBUS3_RX,
79 DMACH_SLIMBUS3_TX,
80 DMACH_SLIMBUS4_RX,
81 DMACH_SLIMBUS4_TX,
82 DMACH_SLIMBUS5_RX,
83 DMACH_SLIMBUS5_TX,
84 DMACH_MIPI_HSI0,
85 DMACH_MIPI_HSI1,
86 DMACH_MIPI_HSI2,
87 DMACH_MIPI_HSI3,
88 DMACH_MIPI_HSI4,
89 DMACH_MIPI_HSI5,
90 DMACH_MIPI_HSI6,
91 DMACH_MIPI_HSI7,
92 DMACH_DISP1,
93 DMACH_MTOM_0,
94 DMACH_MTOM_1,
95 DMACH_MTOM_2,
96 DMACH_MTOM_3,
97 DMACH_MTOM_4,
98 DMACH_MTOM_5,
99 DMACH_MTOM_6,
100 DMACH_MTOM_7,
101 /* END Marker, also used to denote a reserved channel */
102 DMACH_MAX,
103 };
104
105 struct s3c2410_dma_client {
106 char *name;
107 };
108
samsung_dma_has_circular(void)109 static inline bool samsung_dma_has_circular(void)
110 {
111 return true;
112 }
113
samsung_dma_is_dmadev(void)114 static inline bool samsung_dma_is_dmadev(void)
115 {
116 return true;
117 }
118
119 #include <plat/dma-ops.h>
120
121 #endif /* __DMA_PL330_H_ */
122