gpiolib: of: add polarity quirk for Freescale PCIe controller

Bindings for Freescale PCIe controller use a separate property called
"reset-gpio-active-high" to control polarity of its reset line, add it
to the list of quirks in gpiolib so that gpiod API can be used in the
driver.

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c
index e72b56a87b86cbef6cb29ba5410f31bd509d567d..be9c34cca32256ca45f1854f6cbe369c0fd386a7 100644 (file)
--- a/drivers/gpio/gpiolib-of.c
+++ b/drivers/gpio/gpiolib-of.c
@@ -208,6 +208,15 @@ static void of_gpio_set_polarity_by_property(const struct device_node *np,
                { "fsl,imx8qm-fec",  "phy-reset-gpios", "phy-reset-active-high" },
                { "fsl,s32v234-fec", "phy-reset-gpios", "phy-reset-active-high" },
 #endif
+#if IS_ENABLED(CONFIG_PCI_IMX6)
+               { "fsl,imx6q-pcie",  "reset-gpio", "reset-gpio-active-high" },
+               { "fsl,imx6sx-pcie", "reset-gpio", "reset-gpio-active-high" },
+               { "fsl,imx6qp-pcie", "reset-gpio", "reset-gpio-active-high" },
+               { "fsl,imx7d-pcie",  "reset-gpio", "reset-gpio-active-high" },
+               { "fsl,imx8mq-pcie", "reset-gpio", "reset-gpio-active-high" },
+               { "fsl,imx8mm-pcie", "reset-gpio", "reset-gpio-active-high" },
+               { "fsl,imx8mp-pcie", "reset-gpio", "reset-gpio-active-high" },
+#endif
 
                /*
                 * The regulator GPIO handles are specified such that the