[PATCH v3 02/10] dt-bindings: display: bridge: Add MHDP HDMI for i.MX8MQ

Sandor Yu Sandor.yu at nxp.com
Tue Nov 8 13:00:05 UTC 2022


Add bindings for i.MX8MQ MHDP HDMI.

Signed-off-by: Sandor Yu <Sandor.yu at nxp.com>
---
 .../display/bridge/cdns,mhdp-imx8mq-hdmi.yaml | 59 +++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/bridge/cdns,mhdp-imx8mq-hdmi.yaml

diff --git a/Documentation/devicetree/bindings/display/bridge/cdns,mhdp-imx8mq-hdmi.yaml b/Documentation/devicetree/bindings/display/bridge/cdns,mhdp-imx8mq-hdmi.yaml
new file mode 100644
index 000000000000..8c0afef157aa
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/bridge/cdns,mhdp-imx8mq-hdmi.yaml
@@ -0,0 +1,59 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/bridge/cdns,mhdp-imx8mq-hdmi.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Cadence MHDP HDMI bridge
+
+maintainers:
+  - Sandor Yu <Sandor.yu at nxp.com>
+
+description:
+  The Cadence MHDP TX HDMI interface.
+
+properties:
+  compatible:
+    enum:
+      - cdns,mhdp-imx8mq-hdmi
+
+  reg:
+    maxItems: 1
+
+  phys:
+    maxItems: 1
+
+  interrupts:
+    items:
+      - description: Hotplug detect interrupter for cable plugin event.
+      - description: Hotplug detect interrupter for cable plugout event.
+
+  interrupt-names:
+    items:
+      - const: plug_in
+      - const: plug_out
+
+  port:
+    $ref: /schemas/graph.yaml#/properties/port
+    description:
+      A port node pointing to the output port of a display controller.
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    mhdp_hdmi: hdmi-bridge at 32c00000 {
+        compatible = "cdns,mhdp-imx8mq-hdmi";
+        reg = <0x32c00000 0x100000>;
+        interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>,
+                <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
+        interrupt-names = "plug_in", "plug_out";
+        phys = <&hdmi_phy>;
+
+        port {
+            mhdp_in: endpoint {
+                remote-endpoint = <&dcss_out>;
+            };
+        };
+    };
-- 
2.34.1



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