add gpio led uart

hc

2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

 kernel/drivers/usb/host/ehci-orion.c
..
..
@@ -182,6 +182,23 @@
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182
 	return ret;
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 }
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184
 
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+static int __maybe_unused ehci_orion_drv_suspend(struct device *dev)
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+{
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+	struct usb_hcd *hcd = dev_get_drvdata(dev);
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+
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+	return ehci_suspend(hcd, device_may_wakeup(dev));
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+}
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+
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+static int __maybe_unused ehci_orion_drv_resume(struct device *dev)
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+{
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+	struct usb_hcd *hcd = dev_get_drvdata(dev);
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+
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+	return ehci_resume(hcd, false);
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+}
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+
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+static SIMPLE_DEV_PM_OPS(ehci_orion_pm_ops, ehci_orion_drv_suspend,
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+			 ehci_orion_drv_resume);
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+
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 static const struct ehci_driver_overrides orion_overrides __initconst = {
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 	.extra_priv_size =	sizeof(struct orion_ehci_hcd),
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204
 	.reset = ehci_orion_drv_reset,
..
..
@@ -206,9 +223,6 @@
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223
 
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 	irq = platform_get_irq(pdev, 0);
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 	if (irq <= 0) {
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-		dev_err(&pdev->dev,
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-			"Found HC with no IRQ. Check %s setup!\n",
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-			dev_name(&pdev->dev));
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 		err = -ENODEV;
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 		goto err;
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 	}
..
..
@@ -260,15 +274,7 @@
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 	if (IS_ERR(priv->phy)) {
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 		err = PTR_ERR(priv->phy);
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 		if (err != -ENOSYS)
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-			goto err_phy_get;
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-	} else {
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-		err = phy_init(priv->phy);
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-		if (err)
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-			goto err_phy_init;
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-
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-		err = phy_power_on(priv->phy);
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-		if (err)
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-			goto err_phy_power_on;
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+			goto err_dis_clk;
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 	}
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279
 
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 	/*
..
..
@@ -300,19 +306,12 @@
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306
 
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 	err = usb_add_hcd(hcd, irq, IRQF_SHARED);
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 	if (err)
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-		goto err_add_hcd;
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+		goto err_dis_clk;
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310
 
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 	device_wakeup_enable(hcd->self.controller);
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 	return 0;
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313
 
308
-err_add_hcd:
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-	if (!IS_ERR(priv->phy))
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-		phy_power_off(priv->phy);
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-err_phy_power_on:
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-	if (!IS_ERR(priv->phy))
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-		phy_exit(priv->phy);
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-err_phy_init:
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-err_phy_get:
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+err_dis_clk:
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 	if (!IS_ERR(priv->clk))
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 		clk_disable_unprepare(priv->clk);
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317
 err_put_hcd:
..
..
@@ -330,11 +329,6 @@
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 	struct orion_ehci_hcd *priv = hcd_to_orion_priv(hcd);
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330
 
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 	usb_remove_hcd(hcd);
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-
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-	if (!IS_ERR(priv->phy)) {
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-		phy_power_off(priv->phy);
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-		phy_exit(priv->phy);
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-	}
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332
 
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 	if (!IS_ERR(priv->clk))
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 		clk_disable_unprepare(priv->clk);
..
..
@@ -358,6 +352,7 @@
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 	.driver = {
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 		.name	= "orion-ehci",
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 		.of_match_table = ehci_orion_dt_ids,
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+		.pm = &ehci_orion_pm_ops,
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 	},
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 };
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