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 "irqs.h"
  13 #include <linux/platform_data/asoc-ux500-msp.h>
  14
  15 #include "ste-dma40-db8500.h"
  16 #include "board-mop500.h"
  17
  18 static struct stedma40_chan_cfg msp0_dma_rx = {
  19         .high_priority = true,
  20         .dir = DMA_DEV_TO_MEM,
  21         .dev_type = DB8500_DMA_DEV31_MSP0_SLIM0_CH0,
  22 };
  23
  24 static struct stedma40_chan_cfg msp0_dma_tx = {
  25         .high_priority = true,
  26         .dir = DMA_MEM_TO_DEV,
  27         .dev_type = DB8500_DMA_DEV31_MSP0_SLIM0_CH0,
  28 };
  29
  30 struct msp_i2s_platform_data msp0_platform_data = {
  31         .id = 0,
  32         .msp_i2s_dma_rx = &msp0_dma_rx,
  33         .msp_i2s_dma_tx = &msp0_dma_tx,
  34 };
  35
  36 static struct stedma40_chan_cfg msp1_dma_rx = {
  37         .high_priority = true,
  38         .dir = DMA_DEV_TO_MEM,
  39         .dev_type = DB8500_DMA_DEV30_MSP3,
  40 };
  41
  42 static struct stedma40_chan_cfg msp1_dma_tx = {
  43         .high_priority = true,
  44         .dir = DMA_MEM_TO_DEV,
  45         .dev_type = DB8500_DMA_DEV30_MSP1,
  46 };
  47
  48 struct msp_i2s_platform_data msp1_platform_data = {
  49         .id = 1,
  50         .msp_i2s_dma_rx = NULL,
  51         .msp_i2s_dma_tx = &msp1_dma_tx,
  52 };
  53
  54 static struct stedma40_chan_cfg msp2_dma_rx = {
  55         .high_priority = true,
  56         .dir = DMA_DEV_TO_MEM,
  57         .dev_type = DB8500_DMA_DEV14_MSP2,
  58 };
  59
  60 static struct stedma40_chan_cfg msp2_dma_tx = {
  61         .high_priority = true,
  62         .dir = DMA_MEM_TO_DEV,
  63         .dev_type = DB8500_DMA_DEV14_MSP2,
  64         .use_fixed_channel = true,
  65         .phy_channel = 1,
  66 };
  67
  68 struct msp_i2s_platform_data msp2_platform_data = {
  69         .id = 2,
  70         .msp_i2s_dma_rx = &msp2_dma_rx,
  71         .msp_i2s_dma_tx = &msp2_dma_tx,
  72 };
  73
  74 struct msp_i2s_platform_data msp3_platform_data = {
  75         .id             = 3,
  76         .msp_i2s_dma_rx = &msp1_dma_rx,
  77         .msp_i2s_dma_tx = NULL,
  78 };