From: Andrey Smirnov andrew.smirnov@gmail.com
[ Upstream commit e5545c94e43b8f6599ffc01df8d1aedf18ee912a ]
SPI GPIO device has more than just "cs-gpio" property in its node and would request those GPIOs as a part of its initialization. To avoid applying CS-specific quirk to all of them add a check to make sure that propname is "cs-gpios".
Signed-off-by: Andrey Smirnov andrew.smirnov@gmail.com Cc: Linus Walleij linus.walleij@linaro.org Cc: Bartosz Golaszewski bgolaszewski@baylibre.com Cc: Chris Healy cphealy@gmail.com Cc: linux-gpio@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Linus Walleij linus.walleij@linaro.org Signed-off-by: Sasha Levin (Microsoft) sashal@kernel.org --- drivers/gpio/gpiolib-of.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c index a1dd2f1c0d02..9470563f2506 100644 --- a/drivers/gpio/gpiolib-of.c +++ b/drivers/gpio/gpiolib-of.c @@ -119,7 +119,8 @@ static void of_gpio_flags_quirks(struct device_node *np, * to determine if the flags should have inverted semantics. */ if (IS_ENABLED(CONFIG_SPI_MASTER) && - of_property_read_bool(np, "cs-gpios")) { + of_property_read_bool(np, "cs-gpios") && + !strcmp(propname, "cs-gpios")) { struct device_node *child; u32 cs; int ret;