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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>
This commit is contained in:
Dmitry Torokhov 2022-10-29 21:40:47 -07:00 committed by Bartosz Golaszewski
parent 34cb9352b6
commit b8b80348c5
1 changed files with 9 additions and 0 deletions
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9
drivers/gpio/gpiolib-of.c
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@ -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