diff options
Diffstat (limited to 'arch/mips/pci/pci-lantiq.c')
| -rw-r--r-- | arch/mips/pci/pci-lantiq.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/arch/mips/pci/pci-lantiq.c b/arch/mips/pci/pci-lantiq.c index 9568178..f32664b 100644 --- a/arch/mips/pci/pci-lantiq.c +++ b/arch/mips/pci/pci-lantiq.c @@ -129,8 +129,16 @@ static int ltq_pci_startup(struct platform_device *pdev) /* 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); |
