diff options
Diffstat (limited to 'drivers/spi/spi-dw-mid.c')
| -rw-r--r-- | drivers/spi/spi-dw-mid.c | 28 |
1 files changed, 16 insertions, 12 deletions
diff --git a/drivers/spi/spi-dw-mid.c b/drivers/spi/spi-dw-mid.c index 130e55537db..6d207afec8c 100644 --- a/drivers/spi/spi-dw-mid.c +++ b/drivers/spi/spi-dw-mid.c @@ -22,6 +22,7 @@ #include <linux/interrupt.h> #include <linux/slab.h> #include <linux/spi/spi.h> +#include <linux/types.h> #include "spi-dw.h" @@ -116,13 +117,13 @@ static int mid_spi_dma_transfer(struct dw_spi *dws, int cs_change) /* 1. setup DMA related registers */ if (cs_change) { spi_enable_chip(dws, 0); - dw_writew(dws, dmardlr, 0xf); - dw_writew(dws, dmatdlr, 0x10); + dw_writew(dws, DW_SPI_DMARDLR, 0xf); + dw_writew(dws, DW_SPI_DMATDLR, 0x10); if (dws->tx_dma) dma_ctrl |= 0x2; if (dws->rx_dma) dma_ctrl |= 0x1; - dw_writew(dws, dmacr, dma_ctrl); + dw_writew(dws, DW_SPI_DMACR, dma_ctrl); spi_enable_chip(dws, 1); } @@ -131,11 +132,12 @@ static int mid_spi_dma_transfer(struct dw_spi *dws, int cs_change) rxchan = dws->rxchan; /* 2. Prepare the TX dma transfer */ - txconf.direction = DMA_TO_DEVICE; + txconf.direction = DMA_MEM_TO_DEV; txconf.dst_addr = dws->dma_addr; txconf.dst_maxburst = LNW_DMA_MSIZE_16; txconf.src_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; txconf.dst_addr_width = DMA_SLAVE_BUSWIDTH_2_BYTES; + txconf.device_fc = false; txchan->device->device_control(txchan, DMA_SLAVE_CONFIG, (unsigned long) &txconf); @@ -144,20 +146,21 @@ static int mid_spi_dma_transfer(struct dw_spi *dws, int cs_change) dws->tx_sgl.dma_address = dws->tx_dma; dws->tx_sgl.length = dws->len; - txdesc = txchan->device->device_prep_slave_sg(txchan, + txdesc = dmaengine_prep_slave_sg(txchan, &dws->tx_sgl, 1, - DMA_TO_DEVICE, - DMA_PREP_INTERRUPT | DMA_COMPL_SKIP_DEST_UNMAP); + DMA_MEM_TO_DEV, + DMA_PREP_INTERRUPT); txdesc->callback = dw_spi_dma_done; txdesc->callback_param = dws; /* 3. Prepare the RX dma transfer */ - rxconf.direction = DMA_FROM_DEVICE; + rxconf.direction = DMA_DEV_TO_MEM; rxconf.src_addr = dws->dma_addr; rxconf.src_maxburst = LNW_DMA_MSIZE_16; rxconf.dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; rxconf.src_addr_width = DMA_SLAVE_BUSWIDTH_2_BYTES; + rxconf.device_fc = false; rxchan->device->device_control(rxchan, DMA_SLAVE_CONFIG, (unsigned long) &rxconf); @@ -166,11 +169,11 @@ static int mid_spi_dma_transfer(struct dw_spi *dws, int cs_change) dws->rx_sgl.dma_address = dws->rx_dma; dws->rx_sgl.length = dws->len; - rxdesc = rxchan->device->device_prep_slave_sg(rxchan, + rxdesc = dmaengine_prep_slave_sg(rxchan, &dws->rx_sgl, 1, - DMA_FROM_DEVICE, - DMA_PREP_INTERRUPT | DMA_COMPL_SKIP_DEST_UNMAP); + DMA_DEV_TO_MEM, + DMA_PREP_INTERRUPT); rxdesc->callback = dw_spi_dma_done; rxdesc->callback_param = dws; @@ -200,7 +203,8 @@ static struct dw_spi_dma_ops mid_dma_ops = { int dw_spi_mid_init(struct dw_spi *dws) { - u32 *clk_reg, clk_cdiv; + void __iomem *clk_reg; + u32 clk_cdiv; clk_reg = ioremap_nocache(MRST_CLK_SPI0_REG, 16); if (!clk_reg) |