Messages in this thread Patch in this message | | | From | Wadim Egorov <> | Subject | [PATCH] drm/bridge: sii902x: Allow reset line to be tied to a sleepy GPIO controller | Date | Wed, 28 Dec 2022 15:57:04 +0100 |
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Switch to gpiod_set_value_cansleep() in sii902x_reset(). This is relevant if the reset line is tied to a I2C GPIO controller.
Signed-off-by: Wadim Egorov <w.egorov@phytec.de> --- drivers/gpu/drm/bridge/sii902x.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/bridge/sii902x.c b/drivers/gpu/drm/bridge/sii902x.c index 878fb7d3732b..980611aec2f6 100644 --- a/drivers/gpu/drm/bridge/sii902x.c +++ b/drivers/gpu/drm/bridge/sii902x.c @@ -240,12 +240,12 @@ static void sii902x_reset(struct sii902x *sii902x) if (!sii902x->reset_gpio) return; - gpiod_set_value(sii902x->reset_gpio, 1); + gpiod_set_value_cansleep(sii902x->reset_gpio, 1); /* The datasheet says treset-min = 100us. Make it 150us to be sure. */ usleep_range(150, 200); - gpiod_set_value(sii902x->reset_gpio, 0); + gpiod_set_value_cansleep(sii902x->reset_gpio, 0); } static enum drm_connector_status sii902x_detect(struct sii902x *sii902x) -- 2.34.1
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