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Signed-off-by: Anand Moon --- drivers/usb/dwc3/dwc3-exynos.c | 49 +++------------------------------- 1 file changed, 4 insertions(+), 45 deletions(-) diff --git a/drivers/usb/dwc3/dwc3-exynos.c b/drivers/usb/dwc3/dwc3-exynos.c index 5d365ca51771..7c77f3c69825 100644 --- a/drivers/usb/dwc3/dwc3-exynos.c +++ b/drivers/usb/dwc3/dwc3-exynos.c @@ -32,9 +32,6 @@ struct dwc3_exynos { struct clk *clks[DWC3_EXYNOS_MAX_CLOCKS]; int num_clks; int suspend_clk_idx; - - struct regulator *vdd33; - struct regulator *vdd10; }; static int dwc3_exynos_probe(struct platform_device *pdev) @@ -44,6 +41,7 @@ static int dwc3_exynos_probe(struct platform_device *pdev) struct device_node *node = dev->of_node; const struct dwc3_exynos_driverdata *driver_data; int i, ret; + static const char * const regulators[] = { "vdd33", "vdd10" }; exynos = devm_kzalloc(dev, sizeof(*exynos), GFP_KERNEL); if (!exynos) @@ -78,27 +76,9 @@ static int dwc3_exynos_probe(struct platform_device *pdev) if (exynos->suspend_clk_idx >= 0) clk_prepare_enable(exynos->clks[exynos->suspend_clk_idx]); - exynos->vdd33 = devm_regulator_get(dev, "vdd33"); - if (IS_ERR(exynos->vdd33)) { - ret = PTR_ERR(exynos->vdd33); - goto vdd33_err; - } - ret = regulator_enable(exynos->vdd33); - if (ret) { - dev_err(dev, "Failed to enable VDD33 supply\n"); - goto vdd33_err; - } - - exynos->vdd10 = devm_regulator_get(dev, "vdd10"); - if (IS_ERR(exynos->vdd10)) { - ret = PTR_ERR(exynos->vdd10); - goto vdd10_err; - } - ret = regulator_enable(exynos->vdd10); - if (ret) { - dev_err(dev, "Failed to enable VDD10 supply\n"); - goto vdd10_err; - } + ret = devm_regulator_bulk_get_enable(dev, ARRAY_SIZE(regulators), regulators); + if (ret) + return dev_err_probe(dev, ret, "Failed to enable regulators\n"); if (node) { ret = of_platform_populate(node, NULL, NULL, dev); @@ -115,10 +95,6 @@ static int dwc3_exynos_probe(struct platform_device *pdev) return 0; populate_err: - regulator_disable(exynos->vdd10); -vdd10_err: - regulator_disable(exynos->vdd33); -vdd33_err: for (i = exynos->num_clks - 1; i >= 0; i--) clk_disable_unprepare(exynos->clks[i]); @@ -140,9 +116,6 @@ static void dwc3_exynos_remove(struct platform_device *pdev) if (exynos->suspend_clk_idx >= 0) clk_disable_unprepare(exynos->clks[exynos->suspend_clk_idx]); - - regulator_disable(exynos->vdd33); - regulator_disable(exynos->vdd10); } static const struct dwc3_exynos_driverdata exynos5250_drvdata = { @@ -196,9 +169,6 @@ static int dwc3_exynos_suspend(struct device *dev) for (i = exynos->num_clks - 1; i >= 0; i--) clk_disable_unprepare(exynos->clks[i]); - regulator_disable(exynos->vdd33); - regulator_disable(exynos->vdd10); - return 0; } @@ -207,17 +177,6 @@ static int dwc3_exynos_resume(struct device *dev) struct dwc3_exynos *exynos = dev_get_drvdata(dev); int i, ret; - ret = regulator_enable(exynos->vdd33); - if (ret) { - dev_err(dev, "Failed to enable VDD33 supply\n"); - return ret; - } - ret = regulator_enable(exynos->vdd10); - if (ret) { - dev_err(dev, "Failed to enable VDD10 supply\n"); - return ret; - } - for (i = 0; i < exynos->num_clks; i++) { ret = clk_prepare_enable(exynos->clks[i]); if (ret) {