Commit a8d31927 authored by Philipp Zabel's avatar Philipp Zabel Committed by Ezequiel Garcia
Browse files

arm64: dts: rdu3: add direct DISPLAY_3V3 regulator control



After recent PIC firmware changes, the supervisory processor does not
enable the power rail for the LCD at startup anymore. Add a (for now)
always-on regulator to let the kernel enable it.
Signed-off-by: default avatarPhilipp Zabel <p.zabel@pengutronix.de>
parent 2cf2fa3f
......@@ -77,6 +77,19 @@
regulator-always-on;
};
reg_3p3_display: regulator-3p3-display {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_reg_display>;
compatible = "regulator-fixed";
vin-supply = <&reg_3p3_main>;
regulator-name = "DISPLAY_3V3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&gpio5 26 GPIO_ACTIVE_HIGH>;
enable-active-high;
regulator-always-on;
};
reg_usdhc2_vmmc: regulator-vsd-3v3 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_reg_usdhc2>;
......@@ -701,6 +714,12 @@
>;
};
pinctrl_reg_display: regdisplaygrp {
fsl,pins = <
MX8MQ_IOMUXC_UART3_RXD_GPIO5_IO26 0x1001
>;
};
pinctrl_reg_usdhc2: regusdhc2grp {
fsl,pins = <
MX8MQ_IOMUXC_SD2_RESET_B_GPIO2_IO19 0x41
......
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