diff options
Diffstat (limited to 'drivers/gpio/gpiolib-of.c')
| -rw-r--r-- | drivers/gpio/gpiolib-of.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c index aec7bd86ae7e..2533f2471821 100644 --- a/drivers/gpio/gpiolib-of.c +++ b/drivers/gpio/gpiolib-of.c @@ -158,6 +158,12 @@ static void of_gpio_flags_quirks(struct device_node *np, } } } + + /* Legacy handling of stmmac's active-low PHY reset line */ + if (IS_ENABLED(CONFIG_STMMAC_ETH) && + !strcmp(propname, "snps,reset-gpio") && + of_property_read_bool(np, "snps,reset-active-low")) + *flags |= OF_GPIO_ACTIVE_LOW; } /** |