dt-bindings: display: tegra: vi: add 'vip' property and example

The Tegra20 VI peripheral can receive parallel input from the VIP parallel
input module. Add it to the allowed properties and augment the existing
nvidia,tegra20-vi example to show a 'vip' property.

Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>

diff --git a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-vi.yaml b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-vi.yaml
index a42bf33d1e7da1050002ca8727d48426bd628957..2181855a0920ea2d5decc842e45f2a4a1615ff6e 100644 (file)
--- a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-vi.yaml
+++ b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-vi.yaml
@@ -73,6 +73,18 @@ properties:
   avdd-dsi-csi-supply:
     description: DSI/CSI power supply. Must supply 1.2 V.
 
+  vip:
+    $ref: /schemas/display/tegra/nvidia,tegra20-vip.yaml
+
+  ports:
+    $ref: /schemas/graph.yaml#/properties/ports
+
+    properties:
+      port@0:
+        $ref: /schemas/graph.yaml#/properties/port
+        description:
+          Input from the VIP (parallel input capture) module
+
 patternProperties:
   "^csi@[0-9a-f]+$":
     type: object
@@ -108,6 +120,22 @@ examples:
     #include <dt-bindings/clock/tegra20-car.h>
     #include <dt-bindings/interrupt-controller/arm-gic.h>
 
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+        camera@48 {
+            compatible = "aptina,mt9v111";
+            reg = <0x48>;
+            clocks = <&camera_clk>;
+
+            port {
+                mt9v111_out: endpoint {
+                    remote-endpoint = <&vi_vip_in>;
+                };
+            };
+        };
+    };
+
     vi@54080000 {
         compatible = "nvidia,tegra20-vi";
         reg = <0x54080000 0x00040000>;
@@ -115,6 +143,37 @@ examples:
         clocks = <&tegra_car TEGRA20_CLK_VI>;
         resets = <&tegra_car 100>;
         reset-names = "vi";
+
+        vip {
+            compatible = "nvidia,tegra20-vip";
+            ports {
+                #address-cells = <1>;
+                #size-cells = <0>;
+                port@0 {
+                    reg = <0>;
+                    vi_vip_in: endpoint {
+                        remote-endpoint = <&mt9v111_out>;
+                    };
+                };
+                port@1 {
+                    reg = <1>;
+                    vi_vip_out: endpoint {
+                        remote-endpoint = <&vi_in>;
+                    };
+                };
+            };
+        };
+
+        ports {
+            #address-cells = <1>;
+            #size-cells = <0>;
+            port@0 {
+                reg = <0>;
+                vi_in: endpoint {
+                    remote-endpoint = <&vi_vip_out>;
+                };
+            };
+        };
     };
 
   - |

diff --git a/MAINTAINERS b/MAINTAINERS
index 2b080e17105bd787eed0de64c0d37eaf4b0ca817..3d44daf1ac15d7d87cc449e1499391a44fb0a74c 100644 (file)
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -20822,6 +20822,7 @@ L:      linux-media@vger.kernel.org
 L:     linux-tegra@vger.kernel.org
 S:     Maintained
 F:     Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.yaml
+F:     Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-vi.yaml
 F:     Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-vip.yaml
 F:     drivers/staging/media/tegra-video/