arch/arm/plat-samsung/include/plat/dma-pl330.h

   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_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         /* END Marker, also used to denote a reserved channel */
  86         DMACH_MAX,
  87 };
  88
  89 struct s3c2410_dma_client {
  90         char    *name;
  91 };
  92
  93 static inline bool samsung_dma_has_circular(void)
  94 {
  95         return true;
  96 }
  97
  98 static inline bool samsung_dma_is_dmadev(void)
  99 {
 100         return true;
 101 }
 102
 103 #include <plat/dma-ops.h>
 104
 105 #endif  /* __DMA_PL330_H_ */