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OpenCloudOS-Kernel
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arm64: dts: imx8mq-librem5: Add LCD_1V8 regulator 

It's a supply for to touch and LCD.

Signed-off-by: Guido Günther <agx@sigxcpu.org>
Signed-off-by: Martin Kepplinger <martin.kepplinger@puri.sm>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Guido Günther 2021-01-18 11:54:21 +01:00 committed by Shawn Guo
parent d5edcf2cbf
commit 7127e3b5d9
1 changed files with 15 additions and 0 deletions
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15
arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
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@ -82,6 +82,20 @@
enable-active-high;
};
reg_lcd_1v8: regulator-lcd-1v8 {
compatible = "regulator-fixed";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_dsien>;
regulator-name = "LCD_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
vin-supply = <&reg_vdd_1v8>;
gpio = <&gpio1 5 GPIO_ACTIVE_HIGH>;
enable-active-high;
/* Otherwise i2c3 is not functional */
regulator-always-on;
};
reg_lcd_3v4: regulator-lcd-3v4 {
compatible = "regulator-fixed";
regulator-name = "LCD_3V4";
@ -892,6 +906,7 @@
interrupts = <27 IRQ_TYPE_EDGE_FALLING>;
touchscreen-size-x = <720>;
touchscreen-size-y = <1440>;
vcc-supply = <&reg_lcd_1v8>;
};
};