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Message-ID: <20240402105925.905144-2-alex@shruggie.ro>
Date: Tue,  2 Apr 2024 13:59:25 +0300
From: Alexandru Ardelean <alex@...uggie.ro>
To: linux-kernel@...r.kernel.org,
	dri-devel@...ts.freedesktop.org,
	devicetree@...r.kernel.org
Cc: adrien.grassein@...il.com,
	andrzej.hajda@...el.com,
	neil.armstrong@...aro.org,
	rfoss@...nel.org,
	Laurent.pinchart@...asonboard.com,
	jonas@...boo.se,
	jernej.skrabec@...il.com,
	airlied@...il.com,
	daniel@...ll.ch,
	maarten.lankhorst@...ux.intel.com,
	mripard@...nel.org,
	tzimmermann@...e.de,
	robh@...nel.org,
	krzysztof.kozlowski+dt@...aro.org,
	conor+dt@...nel.org,
	stefan.eichenberger@...adex.com,
	francesco.dolcini@...adex.com,
	marius.muresan@....ro,
	irina.muresan@....ro,
	Alexandru Ardelean <alex@...uggie.ro>
Subject: [PATCH 2/2] dt-bindings: display: bridge: lt8912b: document 'lontium,pn-swap' property

On some HW designs, it's easier for the layout if the P/N pins are swapped.
The driver currently has a DT property to do that.

This change documents the 'lontium,pn-swap' property.

Signed-off-by: Alexandru Ardelean <alex@...uggie.ro>
---
 .../devicetree/bindings/display/bridge/lontium,lt8912b.yaml | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/bridge/lontium,lt8912b.yaml b/Documentation/devicetree/bindings/display/bridge/lontium,lt8912b.yaml
index 2cef252157985..3a804926b288a 100644
--- a/Documentation/devicetree/bindings/display/bridge/lontium,lt8912b.yaml
+++ b/Documentation/devicetree/bindings/display/bridge/lontium,lt8912b.yaml
@@ -24,6 +24,12 @@ properties:
     maxItems: 1
     description: GPIO connected to active high RESET pin.
 
+  lontium,pn-swap:
+    description: Swap the polarities of the P/N pins in software.
+      On some HW designs, the layout is simplified if the P/N pins
+      are inverted.
+    type: boolean
+
   ports:
     $ref: /schemas/graph.yaml#/properties/ports
 
-- 
2.44.0


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