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Commit ea8f1d7a authored by Jagan Teki's avatar Jagan Teki Committed by Shawn Guo
Browse files

ARM: dts: imx6dl-mamoj: Add parallel display support 



This patch adds parallel display support for i.MX6DL Mamoj board
along with relevant backlight through pwm.

LCD power sequence is added by 'Michael Trimarchi'.

Signed-off-by: default avatarSimone CIANNI <simone.cianni@bticino.it>
Signed-off-by: default avatarRaffaele RECALCATI <raffaele.recalcati@bticino.it>
Signed-off-by: default avatarMichael Trimarchi <michael@amarulasolutions.com>
Signed-off-by: default avatarJagan Teki <jagan@amarulasolutions.com>
Reviewed-by: default avatarFabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: default avatarShawn Guo <shawnguo@kernel.org>
parent 56962b44

arch/arm/boot/dts/imx6dl-mamoj.dts

+185 −0
Original line number Diff line number Diff line
@@ -6,11 +6,133 @@ 


/dts-v1/;



#include <dt-bindings/gpio/gpio.h>

#include "imx6dl.dtsi"



/ {

	model = "BTicino i.MX6DL Mamoj board";

	compatible = "bticino,imx6dl-mamoj", "fsl,imx6dl";



	backlight_lcd: backlight-lcd {

		compatible = "pwm-backlight";

		pwms = <&pwm3 0 25000>; /* 25000ns -> 40kHz */

		brightness-levels = <0 4 8 16 32 64 128 160 192 224 255>;

		default-brightness-level = <7>;

	};



	display: disp0 {

		compatible = "fsl,imx-parallel-display";

		#address-cells = <1>;

		#size-cells = <0>;

		interface-pix-fmt = "rgb24";

		pinctrl-names = "default";

		pinctrl-0 = <&pinctrl_ipu1_lcdif>;

		status = "okay";



		port@0 {

			reg = <0>;



			lcd_display_in: endpoint {

				remote-endpoint = <&ipu1_di0_disp0>;

			};

		};



		port@1 {

			reg = <1>;



			lcd_display_out: endpoint {

				remote-endpoint = <&lcd_panel_in>;

			};

		};

	};



	panel-lcd {

		compatible = "rocktech,rk070er9427";

		backlight = <&backlight_lcd>;

		power-supply = <&reg_lcd_lr>;

		pinctrl-names = "default";

		pinctrl-0 = <&pinctrl_ipu1_lcdif_pwr>;



		port {

			lcd_panel_in: endpoint {

				remote-endpoint = <&lcd_display_out>;

			};

		};

	};



	reg_lcd_3v3: regulator-lcd-dvdd {

		compatible = "regulator-fixed";

		regulator-name = "lcd-dvdd";

		regulator-min-microvolt = <3300000>;

		regulator-max-microvolt = <3300000>;

		gpio = <&gpio3 1 0>;

		enable-active-high;

		startup-delay-us = <21000>;

	};



	reg_lcd_power: regulator-lcd-power {

		compatible = "regulator-fixed";

		regulator-name = "lcd-enable";

		regulator-min-microvolt = <3300000>;

		regulator-max-microvolt = <3300000>;

		gpio = <&gpio3 6 0>;

		enable-active-high;

		vin-supply = <&reg_lcd_3v3>;

	};



	reg_lcd_vgl: regulator-lcd-vgl {

		compatible = "regulator-fixed";

		regulator-name = "lcd-vgl";

		regulator-min-microvolt = <3300000>;

		regulator-max-microvolt = <3300000>;

		gpio = <&gpio2 20 GPIO_ACTIVE_HIGH>;

		startup-delay-us = <6000>;

		enable-active-high;

		vin-supply = <&reg_lcd_power>;

	};



	reg_lcd_vgh: regulator-lcd-vgh {

		compatible = "regulator-fixed";

		regulator-name = "lcd-vgh";

		regulator-min-microvolt = <3300000>;

		regulator-max-microvolt = <3300000>;

		gpio = <&gpio3 31 GPIO_ACTIVE_HIGH>;

		startup-delay-us = <6000>;

		enable-active-high;

		vin-supply = <&reg_lcd_avdd>;

	};



	reg_lcd_vcom: regulator-lcd-vcom {

		compatible = "regulator-fixed";

		regulator-name = "lcd-vcom";

		regulator-min-microvolt = <3300000>;

		regulator-max-microvolt = <3300000>;

		gpio = <&gpio4 14 GPIO_ACTIVE_HIGH>;

		startup-delay-us = <11000>;

		enable-active-high;

		vin-supply = <&reg_lcd_vgh>;

	};



	reg_lcd_lr: regulator-lcd-lr {

		compatible = "regulator-fixed";

		regulator-name = "lcd-lr";

		regulator-min-microvolt = <3300000>;

		regulator-max-microvolt = <3300000>;

		gpio = <&gpio4 15 GPIO_ACTIVE_HIGH>;

		enable-active-high;

		vin-supply = <&reg_lcd_vcom>;

	};



	reg_lcd_avdd: regulator-lcd-avdd {

		compatible = "regulator-fixed";

		regulator-name = "lcd-avdd";

		regulator-min-microvolt = <10280000>;

		regulator-max-microvolt = <10280000>;

		gpio = <&gpio2 13 GPIO_ACTIVE_HIGH>;

		startup-delay-us = <6000>;

		enable-active-high;

		vin-supply = <&reg_lcd_vgl>;

	};

};



&fec {
@@ -147,6 +269,16 @@ 
	};

};



&ipu1_di0_disp0 {

	remote-endpoint = <&lcd_display_in>;

};



&pwm3 {

	pinctrl-names = "default";

	pinctrl-0 = <&pinctrl_pwm3>;

	status = "okay";

};



&uart3 {

	pinctrl-names = "default";

	pinctrl-0 = <&pinctrl_uart3>;
@@ -200,6 +332,59 @@ 
		>;

	};



	pinctrl_ipu1_lcdif: pinctrlipu1lcdif { /* parallel port 24-bit */

		fsl,pins = <

			MX6QDL_PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK 0x10 /* VDOUT_PCLK */

			MX6QDL_PAD_DI0_PIN15__IPU1_DI0_PIN15       0x10

			MX6QDL_PAD_DI0_PIN2__IPU1_DI0_PIN02        0x10 /* VDOUT_HSYNC */

			MX6QDL_PAD_DI0_PIN3__IPU1_DI0_PIN03        0x10 /* VDOUT_VSYNC */

			MX6QDL_PAD_DI0_PIN4__IPU1_DI0_PIN04	   0x10 /* VDOUT_RESET */

			MX6QDL_PAD_DISP0_DAT0__IPU1_DISP0_DATA00   0x10

			MX6QDL_PAD_DISP0_DAT1__IPU1_DISP0_DATA01   0x10

			MX6QDL_PAD_DISP0_DAT2__IPU1_DISP0_DATA02   0x10

			MX6QDL_PAD_DISP0_DAT3__IPU1_DISP0_DATA03   0x10

			MX6QDL_PAD_DISP0_DAT4__IPU1_DISP0_DATA04   0x10

			MX6QDL_PAD_DISP0_DAT5__IPU1_DISP0_DATA05   0x10

			MX6QDL_PAD_DISP0_DAT6__IPU1_DISP0_DATA06   0x10

			MX6QDL_PAD_DISP0_DAT7__IPU1_DISP0_DATA07   0x10

			MX6QDL_PAD_DISP0_DAT8__IPU1_DISP0_DATA08   0x10

			MX6QDL_PAD_DISP0_DAT9__IPU1_DISP0_DATA09   0x10

			MX6QDL_PAD_DISP0_DAT10__IPU1_DISP0_DATA10  0x10

			MX6QDL_PAD_DISP0_DAT11__IPU1_DISP0_DATA11  0x10

			MX6QDL_PAD_DISP0_DAT12__IPU1_DISP0_DATA12  0x10

			MX6QDL_PAD_DISP0_DAT13__IPU1_DISP0_DATA13  0x10

			MX6QDL_PAD_DISP0_DAT14__IPU1_DISP0_DATA14  0x10

			MX6QDL_PAD_DISP0_DAT15__IPU1_DISP0_DATA15  0x10

			MX6QDL_PAD_DISP0_DAT16__IPU1_DISP0_DATA16  0x10

			MX6QDL_PAD_DISP0_DAT17__IPU1_DISP0_DATA17  0x10

			MX6QDL_PAD_DISP0_DAT18__IPU1_DISP0_DATA18  0x10

			MX6QDL_PAD_DISP0_DAT19__IPU1_DISP0_DATA19  0x10

			MX6QDL_PAD_DISP0_DAT20__IPU1_DISP0_DATA20  0x10

			MX6QDL_PAD_DISP0_DAT21__IPU1_DISP0_DATA21  0x10

			MX6QDL_PAD_DISP0_DAT22__IPU1_DISP0_DATA22  0x10

			MX6QDL_PAD_DISP0_DAT23__IPU1_DISP0_DATA23  0x10

		>;

	};



	pinctrl_ipu1_lcdif_pwr: ipu1lcdifpwrgrp {

		fsl,pins = <

			MX6QDL_PAD_EIM_DA1__GPIO3_IO01		0x40013058 /* EN_LCD33V */

			MX6QDL_PAD_SD4_DAT5__GPIO2_IO13		0x4001b0b0 /* EN_AVDD */

			MX6QDL_PAD_EIM_D31__GPIO3_IO31		0x40013058 /* ENVGH */

			MX6QDL_PAD_EIM_A18__GPIO2_IO20		0x40013058 /* ENVGL */

			MX6QDL_PAD_EIM_DA6__GPIO3_IO06		0x40013058 /* LCD_POWER */

			MX6QDL_PAD_KEY_COL4__GPIO4_IO14		0x40013058 /* EN_VCOM_LCD */

			MX6QDL_PAD_KEY_ROW4__GPIO4_IO15		0x40013058 /* LCD_L_R */

			MX6QDL_PAD_EIM_DA2__GPIO3_IO02		0x40013058 /* LCD_U_D */

		>;

	};



	pinctrl_pwm3: pwm3grp {

		fsl,pins = <

			MX6QDL_PAD_SD4_DAT1__PWM3_OUT 0x1b0b1

		>;

	};



	pinctrl_uart3: uart3grp {

		fsl,pins = <

			MX6QDL_PAD_EIM_D24__UART3_TX_DATA	0x1b0b1