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charset="utf-8" Use devm_clk_get_enabled() to simplify code and avoids the calls to clk_disable_unprepare(). Signed-off-by: zhangxirui --- drivers/mmc/host/sdhci-milbeaut.c | 25 ++++--------------------- 1 file changed, 4 insertions(+), 21 deletions(-) diff --git a/drivers/mmc/host/sdhci-milbeaut.c b/drivers/mmc/host/sdhci-mil= beaut.c index 83706edc9796..455e1e695ad6 100644 --- a/drivers/mmc/host/sdhci-milbeaut.c +++ b/drivers/mmc/host/sdhci-milbeaut.c @@ -275,39 +275,26 @@ static int sdhci_milbeaut_probe(struct platform_devic= e *pdev) if (dev_of_node(dev)) { sdhci_get_of_property(pdev); =20 - priv->clk_iface =3D devm_clk_get(&pdev->dev, "iface"); + priv->clk_iface =3D devm_clk_get_enabled(&pdev->dev, "iface"); if (IS_ERR(priv->clk_iface)) { ret =3D PTR_ERR(priv->clk_iface); goto err; } =20 - ret =3D clk_prepare_enable(priv->clk_iface); - if (ret) - goto err; - - priv->clk =3D devm_clk_get(&pdev->dev, "core"); + priv->clk =3D devm_clk_get_enabled(&pdev->dev, "core"); if (IS_ERR(priv->clk)) { ret =3D PTR_ERR(priv->clk); - goto err_clk; + goto err; } - - ret =3D clk_prepare_enable(priv->clk); - if (ret) - goto err_clk; } =20 sdhci_milbeaut_init(host); =20 ret =3D sdhci_add_host(host); if (ret) - goto err_add_host; + goto err; =20 return 0; - -err_add_host: - clk_disable_unprepare(priv->clk); -err_clk: - clk_disable_unprepare(priv->clk_iface); err: sdhci_free_host(host); return ret; @@ -316,14 +303,10 @@ static int sdhci_milbeaut_probe(struct platform_devic= e *pdev) static void sdhci_milbeaut_remove(struct platform_device *pdev) { struct sdhci_host *host =3D platform_get_drvdata(pdev); - struct f_sdhost_priv *priv =3D sdhci_priv(host); =20 sdhci_remove_host(host, readl(host->ioaddr + SDHCI_INT_STATUS) =3D=3D 0xffffffff); =20 - clk_disable_unprepare(priv->clk_iface); - clk_disable_unprepare(priv->clk); - sdhci_free_host(host); platform_set_drvdata(pdev, NULL); } --=20 2.25.1