From: Roland Stigge Date: Mon, 18 Jun 2012 09:28:26 +0000 (+0200) Subject: mips: pci-lantiq: Fix check for valid gpio X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=42b14cb037fefa33a2ff51c4d3915a49c71de3d5;p=linux-beck.git mips: pci-lantiq: Fix check for valid gpio This patch fixes two checks for valid gpio number, formerly (wrongly) considering zero as invalid, now using gpio_is_valid(). Signed-off-by: Roland Stigge Signed-off-by: Linus Walleij --- diff --git a/arch/mips/pci/pci-lantiq.c b/arch/mips/pci/pci-lantiq.c index ea453532a33c..075d87acd12a 100644 --- a/arch/mips/pci/pci-lantiq.c +++ b/arch/mips/pci/pci-lantiq.c @@ -129,7 +129,7 @@ static int __devinit ltq_pci_startup(struct platform_device *pdev) /* setup reset gpio used by pci */ reset_gpio = of_get_named_gpio(node, "gpio-reset", 0); - if (reset_gpio > 0) + if (gpio_is_valid(reset_gpio)) devm_gpio_request(&pdev->dev, reset_gpio, "pci-reset"); /* enable auto-switching between PCI and EBU */ @@ -192,7 +192,7 @@ static int __devinit ltq_pci_startup(struct platform_device *pdev) ltq_ebu_w32(ltq_ebu_r32(LTQ_EBU_PCC_IEN) | 0x10, LTQ_EBU_PCC_IEN); /* toggle reset pin */ - if (reset_gpio > 0) { + if (gpio_is_valid(reset_gpio)) { __gpio_set_value(reset_gpio, 0); wmb(); mdelay(1);