1efdbd734SRob HerringDevice-Tree bindings for Atmel's HLCDC (High LCD Controller) DRM driver
2efdbd734SRob Herring
3efdbd734SRob HerringThe Atmel HLCDC Display Controller is subdevice of the HLCDC MFD device.
4efdbd734SRob HerringSee ../mfd/atmel-hlcdc.txt for more details.
5efdbd734SRob Herring
6efdbd734SRob HerringRequired properties:
7efdbd734SRob Herring - compatible: value should be "atmel,hlcdc-display-controller"
8efdbd734SRob Herring - pinctrl-names: the pin control state names. Should contain "default".
9efdbd734SRob Herring - pinctrl-0: should contain the default pinctrl states.
10efdbd734SRob Herring - #address-cells: should be set to 1.
11efdbd734SRob Herring - #size-cells: should be set to 0.
12efdbd734SRob Herring
13efdbd734SRob HerringRequired children nodes:
14efdbd734SRob Herring Children nodes are encoding available output ports and their connections
15efdbd734SRob Herring to external devices using the OF graph reprensentation (see ../graph.txt).
16efdbd734SRob Herring At least one port node is required.
17efdbd734SRob Herring
18efdbd734SRob HerringExample:
19efdbd734SRob Herring
20efdbd734SRob Herring	hlcdc: hlcdc@f0030000 {
21efdbd734SRob Herring		compatible = "atmel,sama5d3-hlcdc";
22efdbd734SRob Herring		reg = <0xf0030000 0x2000>;
23efdbd734SRob Herring		interrupts = <36 IRQ_TYPE_LEVEL_HIGH 0>;
24efdbd734SRob Herring		clocks = <&lcdc_clk>, <&lcdck>, <&clk32k>;
25efdbd734SRob Herring		clock-names = "periph_clk","sys_clk", "slow_clk";
26efdbd734SRob Herring		status = "disabled";
27efdbd734SRob Herring
28efdbd734SRob Herring		hlcdc-display-controller {
29efdbd734SRob Herring			compatible = "atmel,hlcdc-display-controller";
30efdbd734SRob Herring			pinctrl-names = "default";
31efdbd734SRob Herring			pinctrl-0 = <&pinctrl_lcd_base &pinctrl_lcd_rgb888>;
32efdbd734SRob Herring			#address-cells = <1>;
33efdbd734SRob Herring			#size-cells = <0>;
34efdbd734SRob Herring
35efdbd734SRob Herring			port@0 {
36efdbd734SRob Herring				#address-cells = <1>;
37efdbd734SRob Herring				#size-cells = <0>;
38efdbd734SRob Herring				reg = <0>;
39efdbd734SRob Herring
40efdbd734SRob Herring				hlcdc_panel_output: endpoint@0 {
41efdbd734SRob Herring					reg = <0>;
42efdbd734SRob Herring					remote-endpoint = <&panel_input>;
43efdbd734SRob Herring				};
44efdbd734SRob Herring			};
45efdbd734SRob Herring		};
46efdbd734SRob Herring
47efdbd734SRob Herring		hlcdc_pwm: hlcdc-pwm {
48efdbd734SRob Herring			compatible = "atmel,hlcdc-pwm";
49efdbd734SRob Herring			pinctrl-names = "default";
50efdbd734SRob Herring			pinctrl-0 = <&pinctrl_lcd_pwm>;
51efdbd734SRob Herring			#pwm-cells = <3>;
52efdbd734SRob Herring		};
53efdbd734SRob Herring	};
54