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 | 43 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)

diff --git a/arch/arm/boot/dts/sama5d3xdm.dtsi 
b/arch/arm/boot/dts/sama5d3xdm.dtsi
index 035ab72..690055e 100644
--- a/arch/arm/boot/dts/sama5d3xdm.dtsi
+++ b/arch/arm/boot/dts/sama5d3xdm.dtsi
@@ -36,6 +36,49 @@
                                        };
                                };
                        };
+
+                       hlcdc: hlcdc at f0030000 {
+                               hlcdc-display-controller {
+                                       pinctrl-names = "default", "rgb-444", 
"rgb-565", "rgb-666", "rgb-888";
+                                       pinctrl-0 = <&pinctrl_lcd_base>;
+                                       pinctrl-1 = <&pinctrl_lcd_base 
&pinctrl_lcd_rgb444>;
+                                       pinctrl-2 = <&pinctrl_lcd_base 
&pinctrl_lcd_rgb565>;
+                                       pinctrl-3 = <&pinctrl_lcd_base 
&pinctrl_lcd_rgb666_alt>;
+                                       pinctrl-4 = <&pinctrl_lcd_base 
&pinctrl_lcd_rgb888_alt>;
+                               };
+                       };
                };
        };
+
+       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>;
+               status = "disabled";
+       };
 };
-- 
1.8.3.2

Reply via email to