[PATCH v5 3/4] ARM: dts: da850-lcdk: add the vga-bridge node
Bartosz Golaszewski
bgolaszewski at baylibre.com
Wed Dec 7 02:42:44 PST 2016
Add the vga-bridge node to the board DT together with corresponding
ports and vga connector. This allows to retrieve the edid info from
the display automatically.
Signed-off-by: Bartosz Golaszewski <bgolaszewski at baylibre.com>
---
arch/arm/boot/dts/da850-lcdk.dts | 67 ++++++++++++++++++++++++++++++++++++++++
1 file changed, 67 insertions(+)
diff --git a/arch/arm/boot/dts/da850-lcdk.dts b/arch/arm/boot/dts/da850-lcdk.dts
index afcb482..39602eb 100644
--- a/arch/arm/boot/dts/da850-lcdk.dts
+++ b/arch/arm/boot/dts/da850-lcdk.dts
@@ -51,6 +51,51 @@
system-clock-frequency = <24576000>;
};
};
+
+ vga-bridge {
+ compatible = "ti,ths8135";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port at 0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+
+ vga_bridge_in: endpoint at 0 {
+ reg = <0>;
+ remote-endpoint = <&lcdc_out_vga>;
+ };
+ };
+
+ port at 1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+
+ vga_bridge_out: endpoint at 0 {
+ reg = <0>;
+ remote-endpoint = <&vga_con_in>;
+ };
+ };
+ };
+ };
+
+ vga {
+ compatible = "vga-connector";
+
+ ddc-i2c-bus = <&i2c0>;
+
+ port {
+ vga_con_in: endpoint {
+ remote-endpoint = <&vga_bridge_out>;
+ };
+ };
+ };
};
&pmx_core {
@@ -236,3 +281,25 @@
&memctrl {
status = "okay";
};
+
+&lcdc {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&lcd_pins>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ lcdc_out: port at 1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+
+ lcdc_out_vga: endpoint at 0 {
+ reg = <0>;
+ remote-endpoint = <&vga_bridge_in>;
+ };
+ };
+ };
+};
--
2.9.3
More information about the linux-arm-kernel
mailing list