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authorManisha Agrawal <manisha.agrawal@ti.com>2015-11-03 15:22:50 -0600
committerTomi Valkeinen <tomi.valkeinen@ti.com>2016-03-03 17:36:41 +0200
commitd8e316376ccbe3fe365a137d8a667a33eaff1883 (patch)
tree55d20e2539b39e545c64dae0a5a57531c20ab663 /drivers/gpu/drm/omapdrm/displays/encoder-tpd12s015.c
parent460543ba2937283ca810f2f544e1bb5b5da3cd9d (diff)
downloadlinux-d8e316376ccbe3fe365a137d8a667a33eaff1883.tar.bz2
drm/omap: tpd12s015: CT_CP_HPD as optional gpio
tpd12s015 HW has LS_OE, CT_CP_HPD and HPD gpios. Out of these gpios, driver only handled LS_OE as optional. The CT_CP_HPD gpio should also be treated as optional gpio as it is just a power saving feature. Some boards hardwire this gpio to be always enable. In this patch, all access to CT_CP_HPD gpio is made optional. Signed-off-by: Manisha Agrawal <manisha.agrawal@ti.com> Acked-by: Tomi Valkeinen <tomi.valkeinen@ti.com> Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Diffstat (limited to 'drivers/gpu/drm/omapdrm/displays/encoder-tpd12s015.c')
-rw-r--r--drivers/gpu/drm/omapdrm/displays/encoder-tpd12s015.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/omapdrm/displays/encoder-tpd12s015.c b/drivers/gpu/drm/omapdrm/displays/encoder-tpd12s015.c
index 7fa80f5b4c6b..916a89978387 100644
--- a/drivers/gpu/drm/omapdrm/displays/encoder-tpd12s015.c
+++ b/drivers/gpu/drm/omapdrm/displays/encoder-tpd12s015.c
@@ -236,7 +236,7 @@ static int tpd_probe(struct platform_device *pdev)
return r;
- gpio = devm_gpiod_get_index(&pdev->dev, NULL, 0,
+ gpio = devm_gpiod_get_index_optional(&pdev->dev, NULL, 0,
GPIOD_OUT_LOW);
if (IS_ERR(gpio))
goto err_gpio;