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From:   Javier Martinez Canillas <javierm@redhat.com>
To:     linux-kernel@vger.kernel.org
Cc:     Peter Robinson <pbrobinson@gmail.com>,
        Martijn Braam <martijn@brixit.nl>,
        Maya Matuszczyk <maccraft123mc@gmail.com>,
        Sam Ravnborg <sam@ravnborg.org>,
        Neal Gompa <ngompa13@gmail.com>,
        =?UTF-8?q?Kamil=20Trzci=C5=84ski?= <ayufan@ayufan.eu>,
        Tom Fitzhenry <tom@tom-fitzhenry.me.uk>,
        Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>,
        Robert Mader <robert.mader@posteo.de>,
        Onuralp Sezer <thunderbirdtr@fedoraproject.org>,
        Ondrej Jirman <megi@xff.cz>, dri-devel@lists.freedesktop.org,
        Javier Martinez Canillas <javierm@redhat.com>,
        Daniel Vetter <daniel@ffwll.ch>,
        David Airlie <airlied@gmail.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Rob Herring <robh+dt@kernel.org>,
        Thierry Reding <thierry.reding@gmail.com>,
        devicetree@vger.kernel.org
Subject: [PATCH v3 1/4] dt-bindings: display: Add Himax HX8394 panel controller
Date:   Tue, 27 Dec 2022 12:03:32 +0100
Message-Id: <20221227110335.2923359-2-javierm@redhat.com>
In-Reply-To: <20221227110335.2923359-1-javierm@redhat.com>
References: <20221227110335.2923359-1-javierm@redhat.com>
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Add device tree bindings for panels based on the Himax HX8394 controller,
such as the HannStar HSD060BHW4 720x1440 TFT LCD panel that is connected
through a MIPI-DSI video interface.

Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---

Changes in v3:
- Fix example snippet for `make dt_binding_check` to pass (Krzysztof Kozlowski).

Changes in v2:
- Drop redundant "bindings" in subject (Krzysztof Kozlowski).
- Drop "device tree bindings" in title (Krzysztof Kozlowski).
- Put port next to other "true" properties (Krzysztof Kozlowski).
- Add Krzysztof Kozlowski's Reviewed-by tag.

 .../bindings/display/panel/himax,hx8394.yaml  | 74 +++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/panel/himax,hx8394.yaml

diff --git a/Documentation/devicetree/bindings/display/panel/himax,hx8394.yaml b/Documentation/devicetree/bindings/display/panel/himax,hx8394.yaml
new file mode 100644
index 000000000000..fb1981cacfc8
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/himax,hx8394.yaml
@@ -0,0 +1,74 @@
+# SPDX-License-Identifier: (GPL-2.0-only or BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/panel/himax,hx8394.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Himax HX8394 MIPI-DSI LCD panel controller
+
+maintainers:
+  - Javier Martinez Canillas <javierm@redhat.com>
+
+description:
+  Device tree bindings for panels based on the Himax HX8394 controller,
+  such as the HannStar HSD060BHW4 720x1440 TFT LCD panel connected with
+  a MIPI-DSI video interface.
+
+allOf:
+  - $ref: panel-common.yaml#
+
+properties:
+  compatible:
+    enum:
+      # HannStar HSD060BHW4 5.99" 720x1440 TFT LCD panel
+      - hannstar,hsd060bhw4
+
+  reg: true
+
+  reset-gpios: true
+
+  backlight: true
+
+  port: true
+
+  vcc-supply:
+    description: Panel power supply
+
+  iovcc-supply:
+    description: I/O voltage supply
+
+required:
+  - compatible
+  - reg
+  - reset-gpios
+  - backlight
+  - port
+  - vcc-supply
+  - iovcc-supply
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+
+    dsi {
+        #address-cells = <1>;
+        #size-cells = <0>;
+        panel@0 {
+            compatible = "hannstar,hsd060bhw4";
+            reg = <0>;
+            vcc-supply = <&reg_2v8_p>;
+            iovcc-supply = <&reg_1v8_p>;
+            reset-gpios = <&gpio3 13 GPIO_ACTIVE_LOW>;
+            backlight = <&backlight>;
+
+            port {
+                mipi_in_panel: endpoint {
+                    remote-endpoint = <&mipi_out_panel>;
+                };
+            };
+        };
+    };
+
+...
-- 
2.38.1