diff options
Diffstat (limited to 'drivers/spi')
| -rw-r--r-- | drivers/spi/spi-sh-msiof.c | 25 |
1 files changed, 1 insertions, 24 deletions
diff --git a/drivers/spi/spi-sh-msiof.c b/drivers/spi/spi-sh-msiof.c index 3ffb8eed5ac5..b6b013a2f397 100644 --- a/drivers/spi/spi-sh-msiof.c +++ b/drivers/spi/spi-sh-msiof.c @@ -449,9 +449,6 @@ static int sh_msiof_prepare_message(struct spi_master *master, struct sh_msiof_spi_priv *p = spi_master_get_devdata(master); const struct spi_device *spi = msg->spi; - pm_runtime_get_sync(&p->pdev->dev); - clk_enable(p->clk); - /* Configure pins before asserting CS */ sh_msiof_spi_set_pin_regs(p, !!(spi->mode & SPI_CPOL), !!(spi->mode & SPI_CPHA), @@ -461,16 +458,6 @@ static int sh_msiof_prepare_message(struct spi_master *master, return 0; } -static int sh_msiof_unprepare_message(struct spi_master *master, - struct spi_message *msg) -{ - struct sh_msiof_spi_priv *p = spi_master_get_devdata(master); - - clk_disable(p->clk); - pm_runtime_put(&p->pdev->dev); - return 0; -} - static int sh_msiof_spi_txrx_once(struct sh_msiof_spi_priv *p, void (*tx_fifo)(struct sh_msiof_spi_priv *, const void *, int, int), @@ -743,12 +730,6 @@ static int sh_msiof_spi_probe(struct platform_device *pdev) goto err1; } - ret = clk_prepare(p->clk); - if (ret < 0) { - dev_err(&pdev->dev, "unable to prepare clock\n"); - goto err1; - } - p->pdev = pdev; pm_runtime_enable(&pdev->dev); @@ -769,8 +750,8 @@ static int sh_msiof_spi_probe(struct platform_device *pdev) master->num_chipselect = p->info->num_chipselect; master->setup = sh_msiof_spi_setup; master->prepare_message = sh_msiof_prepare_message; - master->unprepare_message = sh_msiof_unprepare_message; master->bits_per_word_mask = SPI_BPW_RANGE_MASK(8, 32); + master->auto_runtime_pm = true; master->transfer_one = sh_msiof_transfer_one; ret = devm_spi_register_master(&pdev->dev, master); @@ -783,7 +764,6 @@ static int sh_msiof_spi_probe(struct platform_device *pdev) err2: pm_runtime_disable(&pdev->dev); - clk_unprepare(p->clk); err1: spi_master_put(master); return ret; @@ -791,10 +771,7 @@ static int sh_msiof_spi_probe(struct platform_device *pdev) static int sh_msiof_spi_remove(struct platform_device *pdev) { - struct sh_msiof_spi_priv *p = platform_get_drvdata(pdev); - pm_runtime_disable(&pdev->dev); - clk_unprepare(p->clk); return 0; } |