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arm64: dts: imx8mq-librem5: enable the LCD panel 

This enables the Librem5's ft8006p based LCD panel driven by the
imx8mq's Northwest Logic DSI IP core and mxsfb display controller.

Signed-off-by: Martin Kepplinger <martin.kepplinger@puri.sm>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Martin Kepplinger 2021-01-18 11:54:22 +01:00 committed by Shawn Guo
parent 7127e3b5d9
commit 584ea5b149
1 changed files with 51 additions and 2 deletions
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53
arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
View File

@ -310,6 +310,17 @@
>;
};
pinctrl_dsirst: dsirstgrp {
fsl,pins = <
/* DSI_RST */
MX8MQ_IOMUXC_ENET_RD3_GPIO1_IO29 0x83
/* DSI_TE */
MX8MQ_IOMUXC_ENET_RD2_GPIO1_IO28 0x83
/* TP_RST */
MX8MQ_IOMUXC_ENET_RX_CTL_GPIO1_IO24 0x83
>;
};
pinctrl_ecspi1: ecspigrp {
fsl,pins = <
MX8MQ_IOMUXC_ECSPI1_MOSI_ECSPI1_MOSI 0x83
@ -817,12 +828,12 @@
compatible = "tps65132";
reg = <0x3e>;
outp {
reg_lcd_avdd: outp {
regulator-name = "LCD_AVDD";
vin-supply = <&reg_lcd_3v4>;
};
outn {
reg_lcd_avee: outn {
regulator-name = "LCD_AVEE";
vin-supply = <&reg_lcd_3v4>;
};
@ -947,6 +958,44 @@
};
};
&lcdif {
status = "okay";
};
&mipi_dsi {
#address-cells = <1>;
#size-cells = <0>;
status = "okay";
lcd_panel: panel@0 {
compatible = "mantix,mlaf057we51-x";
reg = <0>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_dsirst>;
avdd-supply = <&reg_lcd_avdd>;
avee-supply = <&reg_lcd_avee>;
vddi-supply = <&reg_lcd_1v8>;
backlight = <&backlight_dsi>;
reset-gpios = <&gpio1 29 GPIO_ACTIVE_LOW>;
port {
panel_in: endpoint {
remote-endpoint = <&mipi_dsi_out>;
};
};
};
ports {
port@1 {
reg = <1>;
mipi_dsi_out: endpoint {
remote-endpoint = <&panel_in>;
};
};
};
};
&pgc_gpu {
power-supply = <&buck3_reg>;
};