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dma-pl330.h
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1 /*
2  * Copyright (C) 2010 Samsung Electronics Co. Ltd.
3  * Jaswinder Singh <[email protected]>
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_DT_PROP = -1,
25  DMACH_UART0_RX = 0,
26  DMACH_UART0_TX,
27  DMACH_UART1_RX,
28  DMACH_UART1_TX,
29  DMACH_UART2_RX,
30  DMACH_UART2_TX,
31  DMACH_UART3_RX,
32  DMACH_UART3_TX,
33  DMACH_UART4_RX,
34  DMACH_UART4_TX,
35  DMACH_UART5_RX,
36  DMACH_UART5_TX,
37  DMACH_USI_RX,
38  DMACH_USI_TX,
39  DMACH_IRDA,
40  DMACH_I2S0_RX,
41  DMACH_I2S0_TX,
42  DMACH_I2S0S_TX,
43  DMACH_I2S1_RX,
44  DMACH_I2S1_TX,
45  DMACH_I2S2_RX,
46  DMACH_I2S2_TX,
47  DMACH_SPI0_RX,
48  DMACH_SPI0_TX,
49  DMACH_SPI1_RX,
50  DMACH_SPI1_TX,
51  DMACH_SPI2_RX,
52  DMACH_SPI2_TX,
53  DMACH_AC97_MICIN,
54  DMACH_AC97_PCMIN,
55  DMACH_AC97_PCMOUT,
56  DMACH_EXTERNAL,
57  DMACH_PWM,
58  DMACH_SPDIF,
59  DMACH_HSI_RX,
60  DMACH_HSI_TX,
61  DMACH_PCM0_TX,
62  DMACH_PCM0_RX,
63  DMACH_PCM1_TX,
64  DMACH_PCM1_RX,
65  DMACH_PCM2_TX,
66  DMACH_PCM2_RX,
67  DMACH_MSM_REQ3,
68  DMACH_MSM_REQ2,
69  DMACH_MSM_REQ1,
70  DMACH_MSM_REQ0,
71  DMACH_SLIMBUS0_RX,
72  DMACH_SLIMBUS0_TX,
73  DMACH_SLIMBUS0AUX_RX,
74  DMACH_SLIMBUS0AUX_TX,
75  DMACH_SLIMBUS1_RX,
76  DMACH_SLIMBUS1_TX,
77  DMACH_SLIMBUS2_RX,
78  DMACH_SLIMBUS2_TX,
79  DMACH_SLIMBUS3_RX,
80  DMACH_SLIMBUS3_TX,
81  DMACH_SLIMBUS4_RX,
82  DMACH_SLIMBUS4_TX,
83  DMACH_SLIMBUS5_RX,
84  DMACH_SLIMBUS5_TX,
85  DMACH_MIPI_HSI0,
86  DMACH_MIPI_HSI1,
87  DMACH_MIPI_HSI2,
88  DMACH_MIPI_HSI3,
89  DMACH_MIPI_HSI4,
90  DMACH_MIPI_HSI5,
91  DMACH_MIPI_HSI6,
92  DMACH_MIPI_HSI7,
93  DMACH_DISP1,
94  DMACH_MTOM_0,
95  DMACH_MTOM_1,
96  DMACH_MTOM_2,
97  DMACH_MTOM_3,
98  DMACH_MTOM_4,
99  DMACH_MTOM_5,
100  DMACH_MTOM_6,
101  DMACH_MTOM_7,
102  /* END Marker, also used to denote a reserved channel */
103  DMACH_MAX,
104 };
105 
106 struct s3c2410_dma_client {
107  char *name;
108 };
109 
110 static inline bool samsung_dma_has_circular(void)
111 {
112  return true;
113 }
114 
115 static inline bool samsung_dma_is_dmadev(void)
116 {
117  return true;
118 }
119 
120 #include <plat/dma-ops.h>
121 
122 #endif /* __DMA_PL330_H_ */
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