On Fri, Apr 1, 2016 at 9:41 AM, Petr Štetiar <ynezz@xxxxxxx> wrote:
> /* Some boards don't have PCIe reset GPIO. */
> if (gpio_is_valid(imx6_pcie->reset_gpio)) {
> - gpio_set_value_cansleep(imx6_pcie->reset_gpio, 0);
> + gpio_set_value_cansleep(imx6_pcie->reset_gpio,
> + !!imx6_pcie->gpio_active_high);
gpio_set_value_cansleep(imx6_pcie->reset_gpio,
imx6_pcie->gpio_active_high); is enough.
> @@ -546,9 +549,14 @@ static int __init imx6_pcie_probe(struct platform_device *pdev)
>
> /* Fetch GPIOs */
> imx6_pcie->reset_gpio = of_get_named_gpio(np, "reset-gpio", 0);
> + imx6_pcie->gpio_active_high = of_property_read_bool(np,
> + "reset-gpio-active-high");
You need to document reset-gpio-active-high property in
Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.txt.
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