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[v2,2/6] drm/bridge: ti-sn65dsi86: Make enable GPIO optional

Message ID 20210624000304.16281-3-laurent.pinchart+renesas@ideasonboard.com (mailing list archive)
State New, archived
Headers show
Series drm/bridge: ti-sn65dsi86: Misc improvements | expand

Commit Message

Laurent Pinchart June 24, 2021, 12:03 a.m. UTC
The enable signal may not be controllable by the kernel. Make it

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>
 drivers/gpu/drm/bridge/ti-sn65dsi86.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
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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");