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authorAndrey Smirnov <andrew.smirnov@gmail.com>2019-03-25 23:32:08 -0700
committerLinus Walleij <linus.walleij@linaro.org>2019-03-28 17:06:58 +0100
commite5545c94e43b8f6599ffc01df8d1aedf18ee912a (patch)
tree50832a9df8973a90546a4e52637732d732639f5f /drivers
parent3b55cb88c3898239ebbca86372ece1d145013010 (diff)
gpio: of: Check propname before applying "cs-gpios" quirks
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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpio/gpiolib-of.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c
index 8b9c3ab70f6e..ee7f08386a72 100644
--- a/drivers/gpio/gpiolib-of.c
+++ b/drivers/gpio/gpiolib-of.c
@@ -120,7 +120,8 @@ 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;