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authorAndrey Smirnov <andrew.smirnov@gmail.com>2019-03-26 07:32:09 +0100
committerLinus Walleij <linus.walleij@linaro.org>2019-03-28 17:10:20 +0100
commit7ce40277bf848391705011ba37eac2e377cbd9e6 (patch)
treefa23231ecd7b8917dd94fbd60d89c5f73da95ad2 /drivers/gpio
parentgpio: of: Check propname before applying "cs-gpios" quirks (diff)
downloadlinux-7ce40277bf848391705011ba37eac2e377cbd9e6.tar.xz
linux-7ce40277bf848391705011ba37eac2e377cbd9e6.zip
gpio: of: Check for "spi-cs-high" in child instead of parent node
"spi-cs-high" is going to be specified in child node of an SPI controller's representing attached SPI device, so change the code to look for it there, instead of checking parent node. 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/gpio')
-rw-r--r--drivers/gpio/gpiolib-of.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c
index ee7f08386a72..0220dd6d64ed 100644
--- a/drivers/gpio/gpiolib-of.c
+++ b/drivers/gpio/gpiolib-of.c
@@ -143,16 +143,16 @@ static void of_gpio_flags_quirks(struct device_node *np,
* conflict and the "spi-cs-high" flag will
* take precedence.
*/
- if (of_property_read_bool(np, "spi-cs-high")) {
+ if (of_property_read_bool(child, "spi-cs-high")) {
if (*flags & OF_GPIO_ACTIVE_LOW) {
pr_warn("%s GPIO handle specifies active low - ignored\n",
- of_node_full_name(np));
+ of_node_full_name(child));
*flags &= ~OF_GPIO_ACTIVE_LOW;
}
} else {
if (!(*flags & OF_GPIO_ACTIVE_LOW))
pr_info("%s enforce active low on chipselect handle\n",
- of_node_full_name(np));
+ of_node_full_name(child));
*flags |= OF_GPIO_ACTIVE_LOW;
}
break;