kernel/include/linux/platform_data/dma-coh901318.h

   1 /*
   2  * Platform data for the COH901318 DMA controller
   3  * Copyright (C) 2007-2013 ST-Ericsson
   4  * License terms: GNU General Public License (GPL) version 2
   5  */
   6
   7 #ifndef PLAT_COH901318_H
   8 #define PLAT_COH901318_H
   9
  10 #ifdef CONFIG_COH901318
  11
  12 /* We only support the U300 DMA channels */
  13 #define U300_DMA_MSL_TX_0               0
  14 #define U300_DMA_MSL_TX_1               1
  15 #define U300_DMA_MSL_TX_2               2
  16 #define U300_DMA_MSL_TX_3               3
  17 #define U300_DMA_MSL_TX_4               4
  18 #define U300_DMA_MSL_TX_5               5
  19 #define U300_DMA_MSL_TX_6               6
  20 #define U300_DMA_MSL_RX_0               7
  21 #define U300_DMA_MSL_RX_1               8
  22 #define U300_DMA_MSL_RX_2               9
  23 #define U300_DMA_MSL_RX_3               10
  24 #define U300_DMA_MSL_RX_4               11
  25 #define U300_DMA_MSL_RX_5               12
  26 #define U300_DMA_MSL_RX_6               13
  27 #define U300_DMA_MMCSD_RX_TX            14
  28 #define U300_DMA_MSPRO_TX               15
  29 #define U300_DMA_MSPRO_RX               16
  30 #define U300_DMA_UART0_TX               17
  31 #define U300_DMA_UART0_RX               18
  32 #define U300_DMA_APEX_TX                19
  33 #define U300_DMA_APEX_RX                20
  34 #define U300_DMA_PCM_I2S0_TX            21
  35 #define U300_DMA_PCM_I2S0_RX            22
  36 #define U300_DMA_PCM_I2S1_TX            23
  37 #define U300_DMA_PCM_I2S1_RX            24
  38 #define U300_DMA_XGAM_CDI               25
  39 #define U300_DMA_XGAM_PDI               26
  40 #define U300_DMA_SPI_TX                 27
  41 #define U300_DMA_SPI_RX                 28
  42 #define U300_DMA_GENERAL_PURPOSE_0      29
  43 #define U300_DMA_GENERAL_PURPOSE_1      30
  44 #define U300_DMA_GENERAL_PURPOSE_2      31
  45 #define U300_DMA_GENERAL_PURPOSE_3      32
  46 #define U300_DMA_GENERAL_PURPOSE_4      33
  47 #define U300_DMA_GENERAL_PURPOSE_5      34
  48 #define U300_DMA_GENERAL_PURPOSE_6      35
  49 #define U300_DMA_GENERAL_PURPOSE_7      36
  50 #define U300_DMA_GENERAL_PURPOSE_8      37
  51 #define U300_DMA_UART1_TX               38
  52 #define U300_DMA_UART1_RX               39
  53
  54 #define U300_DMA_DEVICE_CHANNELS        32
  55 #define U300_DMA_CHANNELS               40
  56
  57 /**
  58  * coh901318_filter_id() - DMA channel filter function
  59  * @chan: dma channel handle
  60  * @chan_id: id of dma channel to be filter out
  61  *
  62  * In dma_request_channel() it specifies what channel id to be requested
  63  */
  64 bool coh901318_filter_id(struct dma_chan *chan, void *chan_id);
  65 #else
  66 static inline bool coh901318_filter_id(struct dma_chan *chan, void *chan_id)
  67 {
  68         return false;
  69 }
  70 #endif
  71
  72 #endif /* PLAT_COH901318_H */