From ed241f132720397b8abac31ca170a274ea6e54e5 Mon Sep 17 00:00:00 2001 From: Venkata Narendra Kumar Gutta Date: Wed, 24 Apr 2019 12:36:05 -0700 Subject: dt-bindings: Add devicetree bindings to devicetree project Add devicetree bindings snapshot to the devicetree project. This snapshot is taken as of 'commit f3dd4aaeb34438c877ccd42f5a48ccd554dd765a (Merge "platform: qpnp-revid: Add REVID support for PM7250B")' of the kernel project. Change-Id: I5e0ec0eae63ff9c071b2924bd84c5b20d3f6554d --- bindings/mfd/atmel-hlcdc.txt | 54 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 bindings/mfd/atmel-hlcdc.txt (limited to 'bindings/mfd/atmel-hlcdc.txt') diff --git a/bindings/mfd/atmel-hlcdc.txt b/bindings/mfd/atmel-hlcdc.txt new file mode 100644 index 00000000..3f643ef1 --- /dev/null +++ b/bindings/mfd/atmel-hlcdc.txt @@ -0,0 +1,54 @@ +Device-Tree bindings for Atmel's HLCDC (High LCD Controller) MFD driver + +Required properties: + - compatible: value should be one of the following: + "atmel,at91sam9n12-hlcdc" + "atmel,at91sam9x5-hlcdc" + "atmel,sama5d2-hlcdc" + "atmel,sama5d3-hlcdc" + "atmel,sama5d4-hlcdc" + - reg: base address and size of the HLCDC device registers. + - clock-names: the name of the 3 clocks requested by the HLCDC device. + Should contain "periph_clk", "sys_clk" and "slow_clk". + - clocks: should contain the 3 clocks requested by the HLCDC device. + - interrupts: should contain the description of the HLCDC interrupt line + +The HLCDC IP exposes two subdevices: + - a PWM chip: see ../pwm/atmel-hlcdc-pwm.txt + - a Display Controller: see ../display/atmel/hlcdc-dc.txt + +Example: + + hlcdc: hlcdc@f0030000 { + compatible = "atmel,sama5d3-hlcdc"; + reg = <0xf0030000 0x2000>; + clocks = <&lcdc_clk>, <&lcdck>, <&clk32k>; + clock-names = "periph_clk","sys_clk", "slow_clk"; + interrupts = <36 IRQ_TYPE_LEVEL_HIGH 0>; + + hlcdc-display-controller { + compatible = "atmel,hlcdc-display-controller"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_lcd_base &pinctrl_lcd_rgb888>; + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + + hlcdc_panel_output: endpoint@0 { + reg = <0>; + remote-endpoint = <&panel_input>; + }; + }; + }; + + hlcdc_pwm: hlcdc-pwm { + compatible = "atmel,hlcdc-pwm"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_lcd_pwm>; + #pwm-cells = <3>; + }; + }; -- cgit v1.2.3