[PATCH v2 2/3] media: dt-bindings: vpif: extend the example with an output port
From: Bartosz Golaszewski
Date: Wed Feb 22 2017 - 08:44:42 EST
This makes the example more or less correspond with the da850-evm
hardware setup.
Signed-off-by: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
---
.../devicetree/bindings/media/ti,da850-vpif.txt | 40 +++++++++++++++++-----
1 file changed, 32 insertions(+), 8 deletions(-)
diff --git a/Documentation/devicetree/bindings/media/ti,da850-vpif.txt b/Documentation/devicetree/bindings/media/ti,da850-vpif.txt
index 9c7510b..df7182a 100644
--- a/Documentation/devicetree/bindings/media/ti,da850-vpif.txt
+++ b/Documentation/devicetree/bindings/media/ti,da850-vpif.txt
@@ -16,8 +16,10 @@ Required properties:
Video Capture:
VPIF has a 16-bit parallel bus input, supporting 2 8-bit channels or a
-single 16-bit channel. It should contain at least one port child node
-with child 'endpoint' node. Please refer to the bindings defined in
+single 16-bit channel. It should contain one or two port child nodes
+with child 'endpoint' node. If there are two ports then port@0 must
+describe the input and port@1 output channels. Please refer to the
+bindings defined in
Documentation/devicetree/bindings/media/video-interfaces.txt.
Example using 2 8-bit input channels, one of which is connected to an
@@ -28,19 +30,26 @@ I2C-connected TVP5147 decoder:
reg = <0x217000 0x1000>;
interrupts = <92>;
- port {
- vpif_ch0: endpoint@0 {
+ port@0 {
+ vpif_input_ch0: endpoint@0 {
reg = <0>;
bus-width = <8>;
- remote-endpoint = <&composite>;
+ remote-endpoint = <&composite_in>;
};
- vpif_ch1: endpoint@1 {
+ vpif_input_ch1: endpoint@1 {
reg = <1>;
bus-width = <8>;
data-shift = <8>;
};
};
+
+ port@1 {
+ vpif_output_ch0: endpoint {
+ bus-width = <8>;
+ remote-endpoint = <&composite_out>;
+ };
+ };
};
[ ... ]
@@ -53,13 +62,28 @@ I2C-connected TVP5147 decoder:
status = "okay";
port {
- composite: endpoint {
+ composite_in: endpoint {
hsync-active = <1>;
vsync-active = <1>;
pclk-sample = <0>;
/* VPIF channel 0 (lower 8-bits) */
- remote-endpoint = <&vpif_ch0>;
+ remote-endpoint = <&vpif_input_ch0>;
+ bus-width = <8>;
+ };
+ };
+ };
+
+ adv7343@2a {
+ compatible = "adi,adv7343";
+ reg = <0x2a>;
+
+ port {
+ composite_out: endpoint {
+ adi,dac-enable = <1 1 1>;
+ adi,sd-dac-enable = <1>;
+
+ remote-endpoint = <&vpif_output_ch0>;
bus-width = <8>;
};
};
--
2.9.3