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Diffstat (limited to 'arch/arm/dts/stm32mp15xx-dhcor-io1v8.dtsi')
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diff --git a/arch/arm/dts/stm32mp15xx-dhcor-io1v8.dtsi b/arch/arm/dts/stm32mp15xx-dhcor-io1v8.dtsi
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index 0000000000..75435424d6
--- /dev/null
+++ b/arch/arm/dts/stm32mp15xx-dhcor-io1v8.dtsi
@@ -0,0 +1,24 @@
+// SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
+/*
+ * Copyright (C) 2020 Marek Vasut <marex@denx.de>
+ */
+
+#include "stm32mp15xx-dhcor-io3v3.dtsi"
+
+/ {
+ /* Enpirion EP3A8LQI U2 on the 1V8 IO DHCOR */
+ vdd_io: regulator-buck-io {
+ compatible = "regulator-fixed";
+ regulator-name = "buck-io";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-always-on;
+ regulator-boot-on;
+ vin-supply = <&vdd>;
+ };
+};
+
+&pwr_regulators {
+ vdd-supply = <&vdd_io>;
+ vdd_3v3_usbfs-supply = <&vdd_usb>;
+};