linux-kernel - [PATCH v2 3/3] dt-binding: display: Require two resets on mantix panel

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Message-Id: <15d3dc7eb4e031f380be1298ed3ac9085626f26b.1602584953.git.agx@sigxcpu.org>
Date:   Tue, 13 Oct 2020 12:32:48 +0200
From:   Guido Günther <agx@...xcpu.org>
To:     Thierry Reding <thierry.reding@...il.com>,
        Sam Ravnborg <sam@...nborg.org>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v2 3/3] dt-binding: display: Require two resets on mantix panel

We need to reset both for the panel to show an image.

Signed-off-by: Guido Günther <agx@...xcpu.org>
---
 .../bindings/display/panel/mantix,mlaf057we51-x.yaml          | 4 ++++
 1 file changed, 4 insertions(+)

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>;
         };
     };
-- 
2.28.0