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-rw-r--r--arch/arm64/boot/dts/rockchip/px30-ringneck.dtsi11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/rockchip/px30-ringneck.dtsi b/arch/arm64/boot/dts/rockchip/px30-ringneck.dtsi
index a683ed3e2fce..06ef40d292bf 100644
--- a/arch/arm64/boot/dts/rockchip/px30-ringneck.dtsi
+++ b/arch/arm64/boot/dts/rockchip/px30-ringneck.dtsi
@@ -16,6 +16,12 @@
rtc1 = &rk809;
};
+ /* allows userspace to control the gate of the ATtiny UPDI pass FET via sysfs */
+ attiny-updi-gate-regulator {
+ compatible = "regulator-output";
+ vout-supply = <&vg_attiny_updi>;
+ };
+
emmc_pwrseq: emmc-pwrseq {
compatible = "mmc-pwrseq-emmc";
pinctrl-0 = <&emmc_reset>;
@@ -282,6 +288,11 @@
regulator-suspend-microvolt = <1800000>;
};
};
+
+ /* supplies the gate of the ATtiny UPDI pass FET */
+ vg_attiny_updi: SWITCH_REG1 {
+ regulator-name = "vg_attiny_updi";
+ };
};
};
};