diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c index e30562f96a4c..d5ec32bda158 100644 --- a/drivers/spi/spi-s3c64xx.c +++ b/drivers/spi/spi-s3c64xx.c @@ -1244,46 +1244,28 @@ static int s3c64xx_spi_probe(struct platform_device *pdev) } /* Setup clocks */ - sdd->clk = devm_clk_get(&pdev->dev, "spi"); + sdd->clk = devm_clk_get_enabled(&pdev->dev, "spi"); if (IS_ERR(sdd->clk)) { dev_err(&pdev->dev, "Unable to acquire clock 'spi'\n"); ret = PTR_ERR(sdd->clk); goto err_deref_master; } - ret = clk_prepare_enable(sdd->clk); - if (ret) { - dev_err(&pdev->dev, "Couldn't enable clock 'spi'\n"); - goto err_deref_master; - } - sprintf(clk_name, "spi_busclk%d", sci->src_clk_nr); - sdd->src_clk = devm_clk_get(&pdev->dev, clk_name); + sdd->src_clk = devm_clk_get_enabled(&pdev->dev, clk_name); if (IS_ERR(sdd->src_clk)) { dev_err(&pdev->dev, "Unable to acquire clock '%s'\n", clk_name); ret = PTR_ERR(sdd->src_clk); - goto err_disable_clk; - } - - ret = clk_prepare_enable(sdd->src_clk); - if (ret) { - dev_err(&pdev->dev, "Couldn't enable clock '%s'\n", clk_name); - goto err_disable_clk; + goto err_deref_master; } if (sdd->port_conf->clk_ioclk) { - sdd->ioclk = devm_clk_get(&pdev->dev, "spi_ioclk"); + sdd->ioclk = devm_clk_get_enabled(&pdev->dev, "spi_ioclk"); if (IS_ERR(sdd->ioclk)) { dev_err(&pdev->dev, "Unable to acquire 'ioclk'\n"); ret = PTR_ERR(sdd->ioclk); - goto err_disable_src_clk; - } - - ret = clk_prepare_enable(sdd->ioclk); - if (ret) { - dev_err(&pdev->dev, "Couldn't enable clock 'ioclk'\n"); - goto err_disable_src_clk; + goto err_deref_master; } } @@ -1332,11 +1314,6 @@ err_pm_put: pm_runtime_disable(&pdev->dev); pm_runtime_set_suspended(&pdev->dev); - clk_disable_unprepare(sdd->ioclk); -err_disable_src_clk: - clk_disable_unprepare(sdd->src_clk); -err_disable_clk: - clk_disable_unprepare(sdd->clk); err_deref_master: spi_master_put(master); @@ -1357,12 +1334,6 @@ static void s3c64xx_spi_remove(struct platform_device *pdev) dma_release_channel(sdd->tx_dma.ch); } - clk_disable_unprepare(sdd->ioclk); - - clk_disable_unprepare(sdd->src_clk); - - clk_disable_unprepare(sdd->clk); - pm_runtime_put_noidle(&pdev->dev); pm_runtime_disable(&pdev->dev); pm_runtime_set_suspended(&pdev->dev);