static struct stedma40_chan_cfg msp0_dma_rx = {
        .high_priority = true,
        .dir = STEDMA40_PERIPH_TO_MEM,
-
        .dev_type = DB8500_DMA_DEV31_MSP0_SLIM0_CH0,
-
-       .src_info.psize = STEDMA40_PSIZE_LOG_4,
-       .dst_info.psize = STEDMA40_PSIZE_LOG_4,
-
-       /* data_width is set during configuration */
 };
 
 static struct stedma40_chan_cfg msp0_dma_tx = {
        .high_priority = true,
        .dir = STEDMA40_MEM_TO_PERIPH,
-
        .dev_type = DB8500_DMA_DEV31_MSP0_SLIM0_CH0,
-
-       .src_info.psize = STEDMA40_PSIZE_LOG_4,
-       .dst_info.psize = STEDMA40_PSIZE_LOG_4,
-
-       /* data_width is set during configuration */
 };
 
 struct msp_i2s_platform_data msp0_platform_data = {
 static struct stedma40_chan_cfg msp1_dma_rx = {
        .high_priority = true,
        .dir = STEDMA40_PERIPH_TO_MEM,
-
        .dev_type = DB8500_DMA_DEV30_MSP3,
-
-       .src_info.psize = STEDMA40_PSIZE_LOG_4,
-       .dst_info.psize = STEDMA40_PSIZE_LOG_4,
-
-       /* data_width is set during configuration */
 };
 
 static struct stedma40_chan_cfg msp1_dma_tx = {
        .high_priority = true,
        .dir = STEDMA40_MEM_TO_PERIPH,
-
        .dev_type = DB8500_DMA_DEV30_MSP1,
-
-       .src_info.psize = STEDMA40_PSIZE_LOG_4,
-       .dst_info.psize = STEDMA40_PSIZE_LOG_4,
-
-       /* data_width is set during configuration */
 };
 
 struct msp_i2s_platform_data msp1_platform_data = {
 static struct stedma40_chan_cfg msp2_dma_rx = {
        .high_priority = true,
        .dir = STEDMA40_PERIPH_TO_MEM,
-
        .dev_type = DB8500_DMA_DEV14_MSP2,
-
-       /* MSP2 DMA doesn't work with PSIZE == 4 on DB8500v2 */
-       .src_info.psize = STEDMA40_PSIZE_LOG_1,
-       .dst_info.psize = STEDMA40_PSIZE_LOG_1,
-
-       /* data_width is set during configuration */
 };
 
 static struct stedma40_chan_cfg msp2_dma_tx = {
        .high_priority = true,
        .dir = STEDMA40_MEM_TO_PERIPH,
-
        .dev_type = DB8500_DMA_DEV14_MSP2,
-
-       .src_info.psize = STEDMA40_PSIZE_LOG_4,
-       .dst_info.psize = STEDMA40_PSIZE_LOG_4,
-
        .use_fixed_channel = true,
        .phy_channel = 1,
-
-       /* data_width is set during configuration */
 };
 
 static struct platform_device *db8500_add_msp_i2s(struct device *parent,