[PATCH v4 3/3] arm: dts: omap3-gta04: Add handling for tv output

From: Marek Belisko
Date: Wed Dec 03 2014 - 16:34:36 EST


Add handling for gta04 tv out chain:
venc -> opa362 -> svideo

Use invert-polarity in venc node because opa362
is doing polarity inversion also.

Signed-off-by: Marek Belisko <marek@xxxxxxxxxxxxx>
---
arch/arm/boot/dts/omap3-gta04.dtsi | 49 ++++++++++++++++++++++++++++++++++++++
1 file changed, 49 insertions(+)

diff --git a/arch/arm/boot/dts/omap3-gta04.dtsi b/arch/arm/boot/dts/omap3-gta04.dtsi
index fd34f91..a6e995b 100644
--- a/arch/arm/boot/dts/omap3-gta04.dtsi
+++ b/arch/arm/boot/dts/omap3-gta04.dtsi
@@ -83,6 +83,41 @@
compatible = "usb-nop-xceiv";
reset-gpios = <&gpio6 14 GPIO_ACTIVE_LOW>;
};
+
+ tv0: connector@1 {
+ compatible = "svideo-connector";
+ label = "tv";
+
+ port {
+ tv_connector_in: endpoint {
+ remote-endpoint = <&opa_out>;
+ };
+ };
+ };
+
+ tv_amp: opa362 {
+ compatible = "ti,opa362";
+ enable-gpios = <&gpio1 23 0>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ opa_in: endpoint@0 {
+ remote-endpoint = <&venc_out>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ opa_out: endpoint@0 {
+ remote-endpoint = <&tv_connector_in>;
+ };
+ };
+ };
+ };
};

&omap3_pmx_core {
@@ -396,6 +431,20 @@
};
};

+&venc {
+ status = "okay";
+
+ vdda-supply = <&vdac>;
+
+ port {
+ venc_out: endpoint {
+ remote-endpoint = <&opa_in>;
+ ti,channels = <2>;
+ ti,invert-polarity;
+ };
+ };
+};
+
&gpmc {
ranges = <0 0 0x30000000 0x04>; /* CS0: NAND */

--
1.9.1

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