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Message-Id: <20221214115921.1845994-2-u.kleine-koenig@pengutronix.de>
Date: Wed, 14 Dec 2022 12:59:20 +0100
From: Uwe Kleine-König
<u.kleine-koenig@...gutronix.de>
To: Philipp Zabel <p.zabel@...gutronix.de>,
David Airlie <airlied@...il.com>,
Daniel Vetter <daniel@...ll.ch>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Shawn Guo <shawnguo@...nel.org>,
Sascha Hauer <s.hauer@...gutronix.de>
Cc: Pengutronix Kernel Team <kernel@...gutronix.de>,
Fabio Estevam <festevam@...il.com>,
NXP Linux Team <linux-imx@....com>,
dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH v2 1/2] dt-bindings: display: imx: Describe drm binding for fsl,imx-lcdc
Modify the existing (fb-like) binding to support the drm-like binding in
parallel.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
---
.../bindings/display/imx/fsl,imx-lcdc.yaml | 45 ++++++++++++++++++-
1 file changed, 44 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/display/imx/fsl,imx-lcdc.yaml b/Documentation/devicetree/bindings/display/imx/fsl,imx-lcdc.yaml
index 35a8fff036ca..2a8225b10890 100644
--- a/Documentation/devicetree/bindings/display/imx/fsl,imx-lcdc.yaml
+++ b/Documentation/devicetree/bindings/display/imx/fsl,imx-lcdc.yaml
@@ -21,6 +21,9 @@ properties:
- fsl,imx25-fb
- fsl,imx27-fb
- const: fsl,imx21-fb
+ - items:
+ - const: fsl,imx25-lcdc
+ - const: fsl,imx21-lcdc
clocks:
maxItems: 3
@@ -31,6 +34,9 @@ properties:
- const: ahb
- const: per
+ port:
+ $ref: /schemas/graph.yaml#/properties/port
+
display:
$ref: /schemas/types.yaml#/definitions/phandle
@@ -59,17 +65,54 @@ properties:
description:
LCDC Sharp Configuration Register value.
+if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - fsl,imx1-lcdc
+ - fsl,imx21-lcdc
+then:
+ properties:
+ display: false
+ fsl,dmacr: false
+ fsl,lpccr: false
+ fsl,lscr1: false
+
+ required:
+ - port
+
+else:
+ properties:
+ port: false
+
+ required:
+ - display
+
required:
- compatible
- clocks
- clock-names
- - display
- interrupts
- reg
additionalProperties: false
examples:
+ - |
+ lcdc@...bc000 {
+ compatible = "fsl,imx25-lcdc", "fsl,imx21-lcdc";
+ reg = <0x53fbc000 0x4000>;
+ interrupts = <39>;
+ clocks = <&clks 103>, <&clks 66>, <&clks 49>;
+ clock-names = "ipg", "ahb", "per";
+
+ port {
+ parallel_out: endpoint {
+ remote-endpoint = <&panel_in>;
+ };
+ };
+ };
- |
imxfb: fb@...21000 {
compatible = "fsl,imx21-fb";
--
2.38.1
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