[PATCH 2/4] drm/panel: ilitek-ili9882t: Make enable GPIO optional

[Marek Vasut]

The enable GPIO may not be accessible on the panel, make it optional.
This is the case on 10" Raspberry Pi Touch Display 2.

Signed-off-by: Marek Vasut <marek.vasut+renesas at mailbox.org>
---
Cc: Conor Dooley <conor+dt at kernel.org>
Cc: Dave Stevenson <dave.stevenson at raspberrypi.com>
Cc: David Airlie <airlied at gmail.com>
Cc: Jessica Zhang <jesszhan0024 at gmail.com>
Cc: Krzysztof Kozlowski <krzk+dt at kernel.org>
Cc: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
Cc: Maxime Ripard <mripard at kernel.org>
Cc: Neil Armstrong <neil.armstrong at linaro.org>
Cc: Rob Herring <robh at kernel.org>
Cc: Simona Vetter <simona at ffwll.ch>
Cc: Thomas Zimmermann <tzimmermann at suse.de>
Cc: devicetree at vger.kernel.org
Cc: dri-devel at lists.freedesktop.org
Cc: linux-renesas-soc at vger.kernel.org
---
 drivers/gpu/drm/panel/panel-ilitek-ili9882t.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9882t.c b/drivers/gpu/drm/panel/panel-ilitek-ili9882t.c
index 6d07fe901357e..219d048cb883f 100644
--- a/drivers/gpu/drm/panel/panel-ilitek-ili9882t.c
+++ b/drivers/gpu/drm/panel/panel-ilitek-ili9882t.c
@@ -787,7 +787,7 @@ static int ili9882t_add(struct ili9882t *ili)
 	if (IS_ERR(ili->pp1800))
 		return PTR_ERR(ili->pp1800);
 
-	ili->enable_gpio = devm_gpiod_get(dev, "enable", GPIOD_OUT_LOW);
+	ili->enable_gpio = devm_gpiod_get_optional(dev, "enable", GPIOD_OUT_LOW);
 	if (IS_ERR(ili->enable_gpio)) {
 		dev_err(dev, "cannot get enable-gpios %ld\n",
 			PTR_ERR(ili->enable_gpio));
-- 
2.53.0