From 40e8c0198a51656086b746597af8c36f291b53d1 Mon Sep 17 00:00:00 2001 From: Michael Trimarchi Date: Sat, 16 Oct 2021 10:22:31 +0000 Subject: [PATCH] drm/panel: ilitek-ili9881c: Make gpio-reset optional Depends in how logic is connected to the board the gpio is not stricly required. Signed-off-by: Michael Trimarchi Signed-off-by: Sam Ravnborg Link: https://patchwork.freedesktop.org/patch/msgid/20211016102232.202119-5-michael@amarulasolutions.com --- Documentation/devicetree/bindings/display/panel/ilitek,ili9881c.yaml | 1 - drivers/gpu/drm/panel/panel-ilitek-ili9881c.c | 2 +- 2 files changed, 1 insertion(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/display/panel/ilitek,ili9881c.yaml b/Documentation/devicetree/bindings/display/panel/ilitek,ili9881c.yaml index 2d4a564..07789d5 100644 --- a/Documentation/devicetree/bindings/display/panel/ilitek,ili9881c.yaml +++ b/Documentation/devicetree/bindings/display/panel/ilitek,ili9881c.yaml @@ -27,7 +27,6 @@ required: - compatible - power-supply - reg - - reset-gpios additionalProperties: false diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c index 0614446..c12faef 100644 --- a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c +++ b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c @@ -882,7 +882,7 @@ static int ili9881c_dsi_probe(struct mipi_dsi_device *dsi) return dev_err_probe(&dsi->dev, PTR_ERR(ctx->power), "Couldn't get our power regulator\n"); - ctx->reset = devm_gpiod_get(&dsi->dev, "reset", GPIOD_OUT_LOW); + ctx->reset = devm_gpiod_get_optional(&dsi->dev, "reset", GPIOD_OUT_LOW); if (IS_ERR(ctx->reset)) return dev_err_probe(&dsi->dev, PTR_ERR(ctx->reset), "Couldn't get our reset GPIO\n"); -- 2.7.4