The enable signal may not be controllable by the kernel. Make it
optional.
This is a similar to commit bbda1704fc15 ("drm/bridge: ti-sn65dsi86: Make
enable GPIO optional")
Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
Reviewed-by: Sam Ravnborg <sam@xxxxxxxxxxxx>
Signed-off-by: Alexander Stein <alexander.stein@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/bridge/ti-sn65dsi83.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi83.c b/drivers/gpu/drm/bridge/ti-sn65dsi83.c
index 945f08de45f1..065610edc37a 100644
--- a/drivers/gpu/drm/bridge/ti-sn65dsi83.c
+++ b/drivers/gpu/drm/bridge/ti-sn65dsi83.c
@@ -662,7 +662,8 @@ static int sn65dsi83_probe(struct i2c_client *client,
}
/* Put the chip in reset, pull EN line low, and assure 10ms reset low timing. */
- ctx->enable_gpio = devm_gpiod_get(ctx->dev, "enable", GPIOD_OUT_LOW);
+ ctx->enable_gpio = devm_gpiod_get_optional(ctx->dev, "enable",
+ GPIOD_OUT_LOW);
if (IS_ERR(ctx->enable_gpio))
return PTR_ERR(ctx->enable_gpio);
--
2.25.1
