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authorLaurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>2021-06-24 03:03:00 +0300
committerRobert Foss <robert.foss@linaro.org>2021-06-24 13:38:39 +0200
commitbbda1704fc1513383db2fa9c35b8463bf1afe8bc (patch)
treeaa5d74ef660541b0e12cd3ca543269dbdad111e3
parent0715786771f24190b3f2dcdcaf2af263c1ef46eb (diff)
drm/bridge: ti-sn65dsi86: Make enable GPIO optional
The enable signal may not be controllable by the kernel. Make it optional. Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> Reviewed-by: Jagan Teki <jagan@amarulasolutions.com> Reviewed-by: Stephen Boyd <swboyd@chromium.org> Reviewed-by: Douglas Anderson <dianders@chromium.org> Signed-off-by: Robert Foss <robert.foss@linaro.org> Link: https://patchwork.freedesktop.org/patch/msgid/20210624000304.16281-3-laurent.pinchart+renesas@ideasonboard.com
-rw-r--r--drivers/gpu/drm/bridge/ti-sn65dsi86.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi86.c b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
index 5d712c8c3c3b..f0c7c6d4b2c1 100644
--- a/drivers/gpu/drm/bridge/ti-sn65dsi86.c
+++ b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
@@ -1459,7 +1459,8 @@ static int ti_sn65dsi86_probe(struct i2c_client *client,
return dev_err_probe(dev, PTR_ERR(pdata->regmap),
"regmap i2c init failed\n");
- pdata->enable_gpio = devm_gpiod_get(dev, "enable", GPIOD_OUT_LOW);
+ pdata->enable_gpio = devm_gpiod_get_optional(dev, "enable",
+ GPIOD_OUT_LOW);
if (IS_ERR(pdata->enable_gpio))
return dev_err_probe(dev, PTR_ERR(pdata->enable_gpio),
"failed to get enable gpio from DT\n");