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pinctrl: renesas: rza2: Mark GPIOs as used

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GPIOs showed up as unclaimed in debugfs, so they could be muxed to
something else even though they were in use.  Mark GPIOs as claimed when
in use to avoid that.

Reported-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Link: https://lore.kernel.org/2862093f7701dcaf29f37c0b2f9268234168338f.1727711124.git.geert+renesas@glider.be
This commit is contained in:
Geert Uytterhoeven 2024-09-30 17:47:19 +02:00
parent 9852d85ec9
commit 87146254f8
1 changed files with 3 additions and 0 deletions
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3
drivers/pinctrl/renesas/pinctrl-rza2.c
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@ -16,6 +16,7 @@
#include <linux/module.h>
#include <linux/mutex.h>
#include <linux/of.h>
#include <linux/pinctrl/consumer.h>
#include <linux/pinctrl/pinmux.h>
#include <linux/platform_device.h>
@ -229,6 +230,8 @@ static const char * const rza2_gpio_names[] = {
static struct gpio_chip chip = {
.names = rza2_gpio_names,
.base = -1,
.request = pinctrl_gpio_request,
.free = pinctrl_gpio_free,
.get_direction = rza2_chip_get_direction,
.direction_input = rza2_chip_direction_input,
.direction_output = rza2_chip_direction_output,