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path: root/drivers/spi/spi-s3c64xx.c
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Diffstat (limited to 'drivers/spi/spi-s3c64xx.c')
-rw-r--r--drivers/spi/spi-s3c64xx.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c
index 4dd7b7ce5c5a..ad93231a8038 100644
--- a/drivers/spi/spi-s3c64xx.c
+++ b/drivers/spi/spi-s3c64xx.c
@@ -215,6 +215,10 @@ static void flush_fifo(struct s3c64xx_spi_driver_data *sdd)
215 writel(0, regs + S3C64XX_SPI_PACKET_CNT); 215 writel(0, regs + S3C64XX_SPI_PACKET_CNT);
216 216
217 val = readl(regs + S3C64XX_SPI_CH_CFG); 217 val = readl(regs + S3C64XX_SPI_CH_CFG);
218 val &= ~(S3C64XX_SPI_CH_RXCH_ON | S3C64XX_SPI_CH_TXCH_ON);
219 writel(val, regs + S3C64XX_SPI_CH_CFG);
220
221 val = readl(regs + S3C64XX_SPI_CH_CFG);
218 val |= S3C64XX_SPI_CH_SW_RST; 222 val |= S3C64XX_SPI_CH_SW_RST;
219 val &= ~S3C64XX_SPI_CH_HS_EN; 223 val &= ~S3C64XX_SPI_CH_HS_EN;
220 writel(val, regs + S3C64XX_SPI_CH_CFG); 224 writel(val, regs + S3C64XX_SPI_CH_CFG);
@@ -248,10 +252,6 @@ static void flush_fifo(struct s3c64xx_spi_driver_data *sdd)
248 val = readl(regs + S3C64XX_SPI_MODE_CFG); 252 val = readl(regs + S3C64XX_SPI_MODE_CFG);
249 val &= ~(S3C64XX_SPI_MODE_TXDMA_ON | S3C64XX_SPI_MODE_RXDMA_ON); 253 val &= ~(S3C64XX_SPI_MODE_TXDMA_ON | S3C64XX_SPI_MODE_RXDMA_ON);
250 writel(val, regs + S3C64XX_SPI_MODE_CFG); 254 writel(val, regs + S3C64XX_SPI_MODE_CFG);
251
252 val = readl(regs + S3C64XX_SPI_CH_CFG);
253 val &= ~(S3C64XX_SPI_CH_RXCH_ON | S3C64XX_SPI_CH_TXCH_ON);
254 writel(val, regs + S3C64XX_SPI_CH_CFG);
255} 255}
256 256
257static void s3c64xx_spi_dmacb(void *data) 257static void s3c64xx_spi_dmacb(void *data)
@@ -771,8 +771,6 @@ static int s3c64xx_spi_transfer_one_message(struct spi_master *master,
771 if (list_is_last(&xfer->transfer_list, 771 if (list_is_last(&xfer->transfer_list,
772 &msg->transfers)) 772 &msg->transfers))
773 cs_toggle = 1; 773 cs_toggle = 1;
774 else
775 disable_cs(sdd, spi);
776 } 774 }
777 775
778 msg->actual_length += xfer->len; 776 msg->actual_length += xfer->len;