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| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-07-19 07:36:23 +0200 |
|---|---|---|
| committer | Kukjin Kim <kgene.kim@samsung.com> | 2012-07-19 07:36:23 +0200 |
| commit | 5fc3e8311ccc87e9d9c9ce2aa36d0e5069e0807c (patch) | |
| tree | 36cf6ecf6a3525dec0e0583f9961755c65fc2f6d /drivers/spi/spi-s3c64xx.c | |
| parent | spi/s3c64xx: Convert to devm_request_and_ioremap() (diff) | |
| download | linux-5fc3e8311ccc87e9d9c9ce2aa36d0e5069e0807c.tar.xz linux-5fc3e8311ccc87e9d9c9ce2aa36d0e5069e0807c.zip | |
spi/s3c64xx: Expand S3C64XX_SPI_{DE,}ACT macros at call sites
They have very few users and they're both just doing a single register
write so the advantage of having the macro is a bit limited. An inline
function might make sense but it's as easy to just do the writes directly.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Diffstat (limited to 'drivers/spi/spi-s3c64xx.c')
| -rw-r--r-- | drivers/spi/spi-s3c64xx.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c index 04f947d8d3c7..646a7657fe62 100644 --- a/drivers/spi/spi-s3c64xx.c +++ b/drivers/spi/spi-s3c64xx.c @@ -79,11 +79,6 @@ #define S3C64XX_SPI_SLAVE_AUTO (1<<1) #define S3C64XX_SPI_SLAVE_SIG_INACT (1<<0) -#define S3C64XX_SPI_ACT(c) writel(0, (c)->regs + S3C64XX_SPI_SLAVE_SEL) - -#define S3C64XX_SPI_DEACT(c) writel(S3C64XX_SPI_SLAVE_SIG_INACT, \ - (c)->regs + S3C64XX_SPI_SLAVE_SEL) - #define S3C64XX_SPI_INT_TRAILING_EN (1<<6) #define S3C64XX_SPI_INT_RX_OVERRUN_EN (1<<5) #define S3C64XX_SPI_INT_RX_UNDERRUN_EN (1<<4) @@ -737,14 +732,15 @@ static int s3c64xx_spi_transfer_one_message(struct spi_master *master, enable_cs(sdd, spi); /* Start the signals */ - S3C64XX_SPI_ACT(sdd); + writel(0, sdd->regs + S3C64XX_SPI_SLAVE_SEL); spin_unlock_irqrestore(&sdd->lock, flags); status = wait_for_xfer(sdd, xfer, use_dma); /* Quiese the signals */ - S3C64XX_SPI_DEACT(sdd); + writel(S3C64XX_SPI_SLAVE_SIG_INACT, + sdd->regs + S3C64XX_SPI_SLAVE_SEL); if (status) { dev_err(&spi->dev, "I/O Error: " @@ -1032,7 +1028,7 @@ static void s3c64xx_spi_hwinit(struct s3c64xx_spi_driver_data *sdd, int channel) sdd->cur_speed = 0; - S3C64XX_SPI_DEACT(sdd); + writel(S3C64XX_SPI_SLAVE_SIG_INACT, sdd->regs + S3C64XX_SPI_SLAVE_SEL); /* Disable Interrupts - we use Polling if not DMA mode */ writel(0, regs + S3C64XX_SPI_INT_EN); |