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path: root/target/linux/lantiq/patches-3.7/0124-pci_fix.patch
blob: 831989e16599200b92e3e0319ad0972f69532abc (plain)
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--- a/arch/mips/pci/pci-lantiq.c
+++ b/arch/mips/pci/pci-lantiq.c
@@ -129,8 +129,15 @@ static int __devinit ltq_pci_startup(str
 
 	/* setup reset gpio used by pci */
 	reset_gpio = of_get_named_gpio(node, "gpio-reset", 0);
-	if (gpio_is_valid(reset_gpio))
-		devm_gpio_request(&pdev->dev, reset_gpio, "pci-reset");
+	if (gpio_is_valid(reset_gpio)) {
+		int ret = devm_gpio_request(&pdev->dev, reset_gpio, "pci-reset");
+		if (ret) {
+			dev_err(&pdev->dev,
+				"failed to request gpio %d\n", reset_gpio);
+			return ret;
+		}
+		gpio_direction_output(reset_gpio, 1);
+	}
 
 	/* enable auto-switching between PCI and EBU */
 	ltq_pci_w32(0xa, PCI_CR_CLK_CTRL);