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From:   "H. Nikolaus Schaller" <hns@goldelico.com>
To:     Paul Cercueil <paul@crapouillou.net>,
        Rob Herring <robh+dt@kernel.org>,
        Mark Rutland <mark.rutland@arm.com>,
        Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
        "H. Nikolaus Schaller" <hns@goldelico.com>,
        Geert Uytterhoeven <geert+renesas@glider.be>,
        Kees Cook <keescook@chromium.org>,
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        Miquel Raynal <miquel.raynal@bootlin.com>,
        David Airlie <airlied@linux.ie>,
        Daniel Vetter <daniel@ffwll.ch>,
        Neil Armstrong <narmstrong@baylibre.com>,
        Robert Foss <robert.foss@linaro.org>,
        Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
        Jernej Skrabec <jernej.skrabec@gmail.com>,
        Harry Wentland <harry.wentland@amd.com>,
        Sam Ravnborg <sam@ravnborg.org>,
        Maxime Ripard <maxime@cerno.tech>,
        Hans Verkuil <hverkuil-cisco@xs4all.nl>,
        Liam Girdwood <lgirdwood@gmail.com>,
        Mark Brown <broonie@kernel.org>,
        Paul Boddie <paul@boddie.org.uk>,
        Andrzej Hajda <andrzej.hajda@intel.com>,
        Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Cc:     devicetree@vger.kernel.org, linux-mips@vger.kernel.org,
        linux-kernel@vger.kernel.org, letux-kernel@openphoenux.org,
        Jonas Karlman <jonas@kwiboo.se>,
        dri-devel@lists.freedesktop.org, Rob Herring <robh@kernel.org>
Subject: [PATCH v12 3/9] dt-bindings: display: Add ingenic,jz4780-dw-hdmi DT Schema
Date:   Mon, 31 Jan 2022 13:26:49 +0100
Message-Id: <2386420a975e0a6c17393828af776991f3d17c01.1643632014.git.hns@goldelico.com>
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From: Sam Ravnborg <sam@ravnborg.org>

Add DT bindings for the hdmi driver for the Ingenic JZ4780 SoC.
Based on .txt binding from Zubair Lutfullah Kakakhel

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>
Cc: Rob Herring <robh@kernel.org>
Cc: devicetree@vger.kernel.org
---
 .../display/bridge/ingenic,jz4780-hdmi.yaml   | 83 +++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/bridge/ingenic,jz4780-hdmi.yaml

diff --git a/Documentation/devicetree/bindings/display/bridge/ingenic,jz4780-hdmi.yaml b/Documentation/devicetree/bindings/display/bridge/ingenic,jz4780-hdmi.yaml
new file mode 100644
index 0000000000000..5a2767308c0ab
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/bridge/ingenic,jz4780-hdmi.yaml
@@ -0,0 +1,83 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/bridge/ingenic,jz4780-hdmi.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Bindings for Ingenic JZ4780 HDMI Transmitter
+
+maintainers:
+  - H. Nikolaus Schaller <hns@goldelico.com>
+
+description: |
+  The HDMI Transmitter in the Ingenic JZ4780 is a Synopsys DesignWare HDMI 1.4
+  TX controller IP with accompanying PHY IP.
+
+allOf:
+  - $ref: synopsys,dw-hdmi.yaml#
+
+properties:
+  compatible:
+    const: ingenic,jz4780-dw-hdmi
+
+  reg-io-width:
+    const: 4
+
+  clocks:
+    maxItems: 2
+
+  ports:
+    $ref: /schemas/graph.yaml#/properties/ports
+
+    properties:
+      port@0:
+        $ref: /schemas/graph.yaml#/properties/port
+        description: Input from LCD controller output.
+
+      port@1:
+        $ref: /schemas/graph.yaml#/properties/port
+        description: Link to the HDMI connector.
+
+required:
+  - compatible
+  - clocks
+  - clock-names
+  - ports
+  - reg-io-width
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/ingenic,jz4780-cgu.h>
+
+    hdmi: hdmi@10180000 {
+        compatible = "ingenic,jz4780-dw-hdmi";
+        reg = <0x10180000 0x8000>;
+        reg-io-width = <4>;
+        ddc-i2c-bus = <&i2c4>;
+        interrupt-parent = <&intc>;
+        interrupts = <3>;
+        clocks = <&cgu JZ4780_CLK_AHB0>, <&cgu JZ4780_CLK_HDMI>;
+        clock-names = "iahb", "isfr";
+        hdmi-5v-supply = <&hdmi_power>;
+
+        ports {
+            #address-cells = <1>;
+            #size-cells = <0>;
+            hdmi_in: port@0 {
+                reg = <0>;
+                dw_hdmi_in: endpoint {
+                    remote-endpoint = <&jz4780_lcd_out>;
+                };
+            };
+            hdmi_out: port@1 {
+                reg = <1>;
+                dw_hdmi_out: endpoint {
+                    remote-endpoint = <&hdmi_con>;
+                };
+            };
+        };
+    };
+
+...
-- 
2.33.0