From 2580a493a97da4a302cb66251b558bfc04c16e68 Mon Sep 17 00:00:00 2001
From: Guido Günther <agx@sigxcpu.org>
Date: Tue, 13 Oct 2020 12:32:48 +0200
Subject: dt-binding: display: Require two resets on mantix panel
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We need to reset both for the panel to show an image.

Fixes: b9ab1248d801 ("dt-bindings: Add Mantix MLAF057WE51-X panel bindings")
Signed-off-by: Guido Günther <agx@sigxcpu.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/15d3dc7eb4e031f380be1298ed3ac9085626f26b.1602584953.git.agx@sigxcpu.org
---
 .../devicetree/bindings/display/panel/mantix,mlaf057we51-x.yaml       | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'Documentation')

diff --git a/Documentation/devicetree/bindings/display/panel/mantix,mlaf057we51-x.yaml b/Documentation/devicetree/bindings/display/panel/mantix,mlaf057we51-x.yaml
index 937323cc9aaa..51f423297ec8 100644
--- a/Documentation/devicetree/bindings/display/panel/mantix,mlaf057we51-x.yaml
+++ b/Documentation/devicetree/bindings/display/panel/mantix,mlaf057we51-x.yaml
@@ -37,6 +37,9 @@ properties:
 
   reset-gpios: true
 
+  'mantix,tp-rstn-gpios':
+    description: second reset line that triggers DSI config load
+
   backlight: true
 
 required:
@@ -63,6 +66,7 @@ examples:
             avee-supply = <&reg_avee>;
             vddi-supply = <&reg_1v8_p>;
             reset-gpios = <&gpio1 29 GPIO_ACTIVE_LOW>;
+            mantix,tp-rstn-gpios = <&gpio1 24 GPIO_ACTIVE_LOW>;
             backlight = <&backlight>;
         };
     };
-- 
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