diff options
Diffstat (limited to 'drivers/spi/spi-sh-hspi.c')
| -rw-r--r-- | drivers/spi/spi-sh-hspi.c | 26 |
1 files changed, 4 insertions, 22 deletions
diff --git a/drivers/spi/spi-sh-hspi.c b/drivers/spi/spi-sh-hspi.c index 60cfae51c713..0b68cb592fa4 100644 --- a/drivers/spi/spi-sh-hspi.c +++ b/drivers/spi/spi-sh-hspi.c @@ -89,7 +89,7 @@ static int hspi_status_check_timeout(struct hspi_priv *hspi, u32 mask, u32 val) if ((mask & hspi_read(hspi, SPSR)) == val) return 0; - msleep(20); + udelay(10); } dev_err(hspi->dev, "timeout\n"); @@ -99,21 +99,6 @@ static int hspi_status_check_timeout(struct hspi_priv *hspi, u32 mask, u32 val) /* * spi master function */ -static int hspi_prepare_transfer(struct spi_master *master) -{ - struct hspi_priv *hspi = spi_master_get_devdata(master); - - pm_runtime_get_sync(hspi->dev); - return 0; -} - -static int hspi_unprepare_transfer(struct spi_master *master) -{ - struct hspi_priv *hspi = spi_master_get_devdata(master); - - pm_runtime_put_sync(hspi->dev); - return 0; -} #define hspi_hw_cs_enable(hspi) hspi_hw_cs_ctrl(hspi, 0) #define hspi_hw_cs_disable(hspi) hspi_hw_cs_ctrl(hspi, 1) @@ -297,7 +282,7 @@ static int hspi_probe(struct platform_device *pdev) } hspi = spi_master_get_devdata(master); - dev_set_drvdata(&pdev->dev, hspi); + platform_set_drvdata(pdev, hspi); /* init hspi */ hspi->master = master; @@ -316,9 +301,8 @@ static int hspi_probe(struct platform_device *pdev) master->setup = hspi_setup; master->cleanup = hspi_cleanup; master->mode_bits = SPI_CPOL | SPI_CPHA; - master->prepare_transfer_hardware = hspi_prepare_transfer; + master->auto_runtime_pm = true; master->transfer_one_message = hspi_transfer_one_message; - master->unprepare_transfer_hardware = hspi_unprepare_transfer; ret = spi_register_master(master); if (ret < 0) { dev_err(&pdev->dev, "spi_register_master error.\n"); @@ -327,8 +311,6 @@ static int hspi_probe(struct platform_device *pdev) pm_runtime_enable(&pdev->dev); - dev_info(&pdev->dev, "probed\n"); - return 0; error1: @@ -341,7 +323,7 @@ static int hspi_probe(struct platform_device *pdev) static int hspi_remove(struct platform_device *pdev) { - struct hspi_priv *hspi = dev_get_drvdata(&pdev->dev); + struct hspi_priv *hspi = platform_get_drvdata(pdev); pm_runtime_disable(&pdev->dev); |