[ 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.smir...@gmail.com>
Cc: Linus Walleij <linus.wall...@linaro.org>
Cc: Bartosz Golaszewski <bgolaszew...@baylibre.com>
Cc: Chris Healy <cphe...@gmail.com>
Cc: linux-g...@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Linus Walleij <linus.wall...@linaro.org>
Signed-off-by: Sasha Levin (Microsoft) <sas...@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;
--
2.19.1
