fishHEADmaster

1 files changed, 20 insertions, 0 deletions

diff --git a/target/linux/lantiq/patches-3.7/0124-pci_fix.patch b/target/linux/lantiq/patches-3.7/0124-pci_fix.patch
new file mode 100644
index 0000000..831989e
--- /dev/null
+++ b/target/linux/lantiq/patches-3.7/0124-pci_fix.patch
@@ -0,0 +1,20 @@
+--- 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);