kernel/arch/arm/mach-ux500/board-mop500-audio.c

   1 /*
   2  * Copyright (C) ST-Ericsson SA 2010
   3  *
   4  * License terms: GNU General Public License (GPL), version 2
   5  */
   6
   7 #include <linux/platform_device.h>
   8 #include <linux/init.h>
   9 #include <linux/gpio.h>
  10 #include <linux/platform_data/dma-ste-dma40.h>
  11
  12 #include <linux/platform_data/asoc-ux500-msp.h>
  13
  14 #include "ste-dma40-db8500.h"
  15 #include "board-mop500.h"
  16
  17 static struct stedma40_chan_cfg msp0_dma_rx = {
  18         .high_priority = true,
  19         .dir = DMA_DEV_TO_MEM,
  20         .dev_type = DB8500_DMA_DEV31_MSP0_SLIM0_CH0,
  21 };
  22
  23 static struct stedma40_chan_cfg msp0_dma_tx = {
  24         .high_priority = true,
  25         .dir = DMA_MEM_TO_DEV,
  26         .dev_type = DB8500_DMA_DEV31_MSP0_SLIM0_CH0,
  27 };
  28
  29 struct msp_i2s_platform_data msp0_platform_data = {
  30         .id = 0,
  31         .msp_i2s_dma_rx = &msp0_dma_rx,
  32         .msp_i2s_dma_tx = &msp0_dma_tx,
  33 };
  34
  35 static struct stedma40_chan_cfg msp1_dma_rx = {
  36         .high_priority = true,
  37         .dir = DMA_DEV_TO_MEM,
  38         .dev_type = DB8500_DMA_DEV30_MSP3,
  39 };
  40
  41 static struct stedma40_chan_cfg msp1_dma_tx = {
  42         .high_priority = true,
  43         .dir = DMA_MEM_TO_DEV,
  44         .dev_type = DB8500_DMA_DEV30_MSP1,
  45 };
  46
  47 struct msp_i2s_platform_data msp1_platform_data = {
  48         .id = 1,
  49         .msp_i2s_dma_rx = NULL,
  50         .msp_i2s_dma_tx = &msp1_dma_tx,
  51 };
  52
  53 static struct stedma40_chan_cfg msp2_dma_rx = {
  54         .high_priority = true,
  55         .dir = DMA_DEV_TO_MEM,
  56         .dev_type = DB8500_DMA_DEV14_MSP2,
  57 };
  58
  59 static struct stedma40_chan_cfg msp2_dma_tx = {
  60         .high_priority = true,
  61         .dir = DMA_MEM_TO_DEV,
  62         .dev_type = DB8500_DMA_DEV14_MSP2,
  63         .use_fixed_channel = true,
  64         .phy_channel = 1,
  65 };
  66
  67 struct msp_i2s_platform_data msp2_platform_data = {
  68         .id = 2,
  69         .msp_i2s_dma_rx = &msp2_dma_rx,
  70         .msp_i2s_dma_tx = &msp2_dma_tx,
  71 };
  72
  73 struct msp_i2s_platform_data msp3_platform_data = {
  74         .id             = 3,
  75         .msp_i2s_dma_rx = &msp1_dma_rx,
  76         .msp_i2s_dma_tx = NULL,
  77 };