[PATCH] dt-bindings: soc: imx8mp-media-blk-ctrl: Add LDB into DT example

[Marek Vasut <marex@xxxxxxx>]

Document the LDB bridge subnode and add the subnode into the example.
For the subnode to work, the block control must be compatible with
simple-mfd in addition to the existing compatibles.

Signed-off-by: Marek Vasut <marex@xxxxxxx>
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
Cc: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
Cc: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
Cc: NXP Linux Team <linux-imx@xxxxxxx>
Cc: Paul Elder <paul.elder@xxxxxxxxxxxxxxxx>
Cc: Peng Fan <peng.fan@xxxxxxx>
Cc: Rob Herring <robh+dt@xxxxxxxxxx>
Cc: devicetree@xxxxxxxxxxxxxxx
---
 .../soc/imx/fsl,imx8mp-media-blk-ctrl.yaml    | 54 ++++++++++++++++++-
 1 file changed, 53 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/soc/imx/fsl,imx8mp-media-blk-ctrl.yaml b/Documentation/devicetree/bindings/soc/imx/fsl,imx8mp-media-blk-ctrl.yaml
index b246d8386ba4a..05a19d3229830 100644
--- a/Documentation/devicetree/bindings/soc/imx/fsl,imx8mp-media-blk-ctrl.yaml
+++ b/Documentation/devicetree/bindings/soc/imx/fsl,imx8mp-media-blk-ctrl.yaml
@@ -18,11 +18,18 @@ properties:
   compatible:
     items:
       - const: fsl,imx8mp-media-blk-ctrl
+      - const: simple-mfd
       - const: syscon
 
   reg:
     maxItems: 1
 
+  '#address-cells':
+    const: 1
+
+  '#size-cells':
+    const: 1
+
   '#power-domain-cells':
     const: 1
 
@@ -64,9 +71,16 @@ properties:
       - const: isp
       - const: phy
 
+  bridge@5c:
+    type: object
+    $ref: "/schemas/display/bridge/fsl,ldb.yaml#"
+    unevaluatedProperties: false
+
 required:
   - compatible
   - reg
+  - '#address-cells'
+  - '#size-cells'
   - '#power-domain-cells'
   - power-domains
   - power-domain-names
@@ -81,7 +95,7 @@ examples:
     #include <dt-bindings/power/imx8mp-power.h>
 
     media_blk_ctl: blk-ctl@32ec0000 {
-        compatible = "fsl,imx8mp-media-blk-ctrl", "syscon";
+        compatible = "fsl,imx8mp-media-blk-ctrl", "simple-mfd", "syscon";
         reg = <0x32ec0000 0x138>;
         power-domains = <&mediamix_pd>, <&mipi_phy1_pd>, <&mipi_phy1_pd>,
                         <&mediamix_pd>, <&mediamix_pd>, <&mipi_phy2_pd>,
@@ -100,5 +114,43 @@ examples:
         clock-names = "apb", "axi", "cam1", "cam2", "disp1", "disp2",
                       "isp", "phy";
         #power-domain-cells = <1>;
+        #address-cells = <1>;
+        #size-cells = <1>;
+
+        bridge@5c {
+            compatible = "fsl,imx8mp-ldb";
+            clocks = <&clk IMX8MP_CLK_MEDIA_LDB>;
+            clock-names = "ldb";
+            reg = <0x5c 0x4>, <0x128 0x4>;
+            reg-names = "ldb", "lvds";
+
+            ports {
+                #address-cells = <1>;
+                #size-cells = <0>;
+
+                port@0 {
+                    reg = <0>;
+
+                    ldb_from_lcdif2: endpoint {
+                        remote-endpoint = <&lcdif2_to_ldb>;
+                    };
+                };
+
+                port@1 {
+                    reg = <1>;
+
+                    ldb_lvds_ch0: endpoint {
+                        remote-endpoint = <&ldb_to_lvdsx4panel>;
+                    };
+                };
+
+                port@2 {
+                    reg = <2>;
+
+                    ldb_lvds_ch1: endpoint {
+                    };
+                };
+            };
+        };
     };
 ...
-- 
2.35.1