1 files changed, 51 insertions, 33 deletions

diff --git a/drivers/usb/dwc3/dwc3-exynos.c b/drivers/usb/dwc3/dwc3-exynos.c
index 48b68b6f0dc8..e934f94e8fd8 100644
--- a/drivers/usb/dwc3/dwc3-exynos.c
+++ b/drivers/usb/dwc3/dwc3-exynos.c
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-2.0
-/**
+/*
  * dwc3-exynos.c - Samsung Exynos DWC3 Specific Glue layer
  *
  * Copyright (c) 2012 Samsung Electronics Co., Ltd.
@@ -37,15 +37,6 @@ struct dwc3_exynos {
 	struct regulator	*vdd10;
 };
 
-static int dwc3_exynos_remove_child(struct device *dev, void *unused)
-{
-	struct platform_device *pdev = to_platform_device(dev);
-
-	platform_device_unregister(pdev);
-
-	return 0;
-}
-
 static int dwc3_exynos_probe(struct platform_device *pdev)
 {
 	struct dwc3_exynos	*exynos;
@@ -137,12 +128,12 @@ vdd33_err:
 	return ret;
 }
 
-static int dwc3_exynos_remove(struct platform_device *pdev)
+static void dwc3_exynos_remove(struct platform_device *pdev)
 {
 	struct dwc3_exynos	*exynos = platform_get_drvdata(pdev);
 	int i;
 
-	device_for_each_child(&pdev->dev, NULL, dwc3_exynos_remove_child);
+	of_platform_depopulate(&pdev->dev);
 
 	for (i = exynos->num_clks - 1; i >= 0; i--)
 		clk_disable_unprepare(exynos->clks[i]);
@@ -152,20 +143,18 @@ static int dwc3_exynos_remove(struct platform_device *pdev)
 
 	regulator_disable(exynos->vdd33);
 	regulator_disable(exynos->vdd10);
-
-	return 0;
 }
 
-static const struct dwc3_exynos_driverdata exynos5250_drvdata = {
-	.clk_names = { "usbdrd30" },
+static const struct dwc3_exynos_driverdata exynos2200_drvdata = {
+	.clk_names = { "link_aclk" },
 	.num_clks = 1,
 	.suspend_clk_idx = -1,
 };
 
-static const struct dwc3_exynos_driverdata exynos5420_drvdata = {
-	.clk_names = { "usbdrd30", "usbdrd30_susp_clk"},
-	.num_clks = 2,
-	.suspend_clk_idx = 1,
+static const struct dwc3_exynos_driverdata exynos5250_drvdata = {
+	.clk_names = { "usbdrd30" },
+	.num_clks = 1,
+	.suspend_clk_idx = -1,
 };
 
 static const struct dwc3_exynos_driverdata exynos5433_drvdata = {
@@ -180,25 +169,60 @@ static const struct dwc3_exynos_driverdata exynos7_drvdata = {
 	.suspend_clk_idx = 1,
 };
 
+static const struct dwc3_exynos_driverdata exynos7870_drvdata = {
+	.clk_names = { "bus_early", "ref", "ctrl" },
+	.num_clks = 3,
+	.suspend_clk_idx = -1,
+};
+
+static const struct dwc3_exynos_driverdata exynos850_drvdata = {
+	.clk_names = { "bus_early", "ref" },
+	.num_clks = 2,
+	.suspend_clk_idx = -1,
+};
+
+static const struct dwc3_exynos_driverdata gs101_drvdata = {
+	.clk_names = { "bus_early", "susp_clk", "link_aclk", "link_pclk" },
+	.num_clks = 4,
+	.suspend_clk_idx = 1,
+};
+
+static const struct dwc3_exynos_driverdata exynosautov920_drvdata = {
+	.clk_names = { "ref", "susp_clk"},
+	.num_clks = 2,
+	.suspend_clk_idx = 1,
+};
+
 static const struct of_device_id exynos_dwc3_match[] = {
 	{
+		.compatible = "samsung,exynos2200-dwusb3",
+		.data = &exynos2200_drvdata,
+	}, {
 		.compatible = "samsung,exynos5250-dwusb3",
 		.data = &exynos5250_drvdata,
 	}, {
-		.compatible = "samsung,exynos5420-dwusb3",
-		.data = &exynos5420_drvdata,
-	}, {
 		.compatible = "samsung,exynos5433-dwusb3",
 		.data = &exynos5433_drvdata,
 	}, {
 		.compatible = "samsung,exynos7-dwusb3",
 		.data = &exynos7_drvdata,
 	}, {
+		.compatible = "samsung,exynos7870-dwusb3",
+		.data = &exynos7870_drvdata,
+	}, {
+		.compatible = "samsung,exynos850-dwusb3",
+		.data = &exynos850_drvdata,
+	}, {
+		.compatible = "samsung,exynosautov920-dwusb3",
+		.data = &exynosautov920_drvdata,
+	}, {
+		.compatible = "google,gs101-dwusb3",
+		.data = &gs101_drvdata,
+	}, {
 	}
 };
 MODULE_DEVICE_TABLE(of, exynos_dwc3_match);
 
-#ifdef CONFIG_PM_SLEEP
 static int dwc3_exynos_suspend(struct device *dev)
 {
 	struct dwc3_exynos *exynos = dev_get_drvdata(dev);
@@ -241,14 +265,8 @@ static int dwc3_exynos_resume(struct device *dev)
 	return 0;
 }
 
-static const struct dev_pm_ops dwc3_exynos_dev_pm_ops = {
-	SET_SYSTEM_SLEEP_PM_OPS(dwc3_exynos_suspend, dwc3_exynos_resume)
-};
-
-#define DEV_PM_OPS	(&dwc3_exynos_dev_pm_ops)
-#else
-#define DEV_PM_OPS	NULL
-#endif /* CONFIG_PM_SLEEP */
+static DEFINE_SIMPLE_DEV_PM_OPS(dwc3_exynos_dev_pm_ops,
+				dwc3_exynos_suspend, dwc3_exynos_resume);
 
 static struct platform_driver dwc3_exynos_driver = {
 	.probe		= dwc3_exynos_probe,
@@ -256,7 +274,7 @@ static struct platform_driver dwc3_exynos_driver = {
 	.driver		= {
 		.name	= "exynos-dwc3",
 		.of_match_table = exynos_dwc3_match,
-		.pm	= DEV_PM_OPS,
+		.pm	= pm_sleep_ptr(&dwc3_exynos_dev_pm_ops),
 	},
 };