From: Boris BREZILLON <boris.brezil...@free-electrons.com>
Add LCD panel related nodes (backlight, regulators and panel) to sama5d3
Display Module dtsi.
Reference LCD pin muxing used by sama5d3xek boards.
Signed-off-by: Boris Brezillon <boris.brezillon at free-electrons.com>
---
arch/arm/boot/dts/sama5d3xdm.dtsi | 58 +++++++++++++++++++++++++++++++++++++++
1 file changed, 58 insertions(+)
diff --git a/arch/arm/boot/dts/sama5d3xdm.dtsi
b/arch/arm/boot/dts/sama5d3xdm.dtsi
index 035ab72..91975eb 100644
--- a/arch/arm/boot/dts/sama5d3xdm.dtsi
+++ b/arch/arm/boot/dts/sama5d3xdm.dtsi
@@ -36,6 +36,64 @@
};
};
};
+
+ hlcdc: hlcdc at f0030000 {
+ hlcdc-display-controller {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_lcd_base
&pinctrl_lcd_rgb888_alt>;
+
+ port at 0 {
+ hlcdc_panel_output: endpoint at
0 {
+ reg = <0>;
+ remote-endpoint =
<&panel_input>;
+ };
+ };
+ };
+ };
+ };
+ };
+
+ bl_reg: backlight_regulator {
+ compatible = "regulator-fixed";
+ regulator-name = "backlight-power-supply";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ status = "disabled";
+ };
+
+ panel_reg: panel_regulator {
+ compatible = "regulator-fixed";
+ regulator-name = "panel-power-supply";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ status = "disabled";
+ };
+
+ backlight: backlight {
+ compatible = "pwm-backlight";
+ pwms = <&hlcdc_pwm 0 50000 0>;
+ brightness-levels = <0 4 8 16 32 64 128 255>;
+ default-brightness-level = <6>;
+ power-supply = <&bl_reg>;
+ status = "disabled";
+ };
+
+ panel: panel {
+ compatible = "foxlink,fl500wvr00-a0t", "simple-panel";
+ backlight = <&backlight>;
+ power-supply = <&panel_reg>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+
+ port at 0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ panel_input: endpoint at 0 {
+ reg = <0>;
+ remote-endpoint = <&hlcdc_panel_output>;
+ };
};
};
};
--
1.9.1
