diff options
author | Alexander Stein <alexander.stein@ew.tq-group.com> | 2021-12-13 14:36:24 +0100 |
---|---|---|
committer | Francesco Dolcini <francesco.dolcini@toradex.com> | 2023-12-01 09:04:08 +0000 |
commit | 144b99fad3cbe980c3c695baa84d65f4cda3e485 (patch) | |
tree | 5a7229db3261fa52f3c58f6060fa189e30b64c42 /drivers/gpu | |
parent | 54f759c5adbbdee5eee86fef977991459c27ce2f (diff) |
drm/bridge: ti-sn65dsi83: Make enable GPIO optional
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")
Upstream-Status: Backport [5995aef006698bb639547a439f47492de5c37f05]
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20211213133626.2498056-3-alexander.stein@ew.tq-group.com
Diffstat (limited to 'drivers/gpu')
-rw-r--r-- | drivers/gpu/drm/bridge/ti-sn65dsi83.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi83.c b/drivers/gpu/drm/bridge/ti-sn65dsi83.c index 78dfe5691664..c191ff4627a6 100644 --- a/drivers/gpu/drm/bridge/ti-sn65dsi83.c +++ b/drivers/gpu/drm/bridge/ti-sn65dsi83.c @@ -676,7 +676,8 @@ 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); |