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diff --git a/arch/arm/boot/dts/axp81x.dtsi b/arch/arm/boot/dts/axp81x.dtsi
new file mode 100644
index 000000000000..73b761f850c5
--- /dev/null
+++ b/arch/arm/boot/dts/axp81x.dtsi
@@ -0,0 +1,139 @@
+/*
+ * Copyright 2017 Chen-Yu Tsai
+ *
+ * Chen-Yu Tsai <wens@csie.org>
+ *
+ * This file is dual-licensed: you can use it either under the terms
+ * of the GPL or the X11 license, at your option. Note that this dual
+ * licensing only applies to this file, and not this project as a
+ * whole.
+ *
+ *  a) This file is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU General Public License as
+ *     published by the Free Software Foundation; either version 2 of the
+ *     License, or (at your option) any later version.
+ *
+ *     This file is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ * Or, alternatively,
+ *
+ *  b) Permission is hereby granted, free of charge, to any person
+ *     obtaining a copy of this software and associated documentation
+ *     files (the "Software"), to deal in the Software without
+ *     restriction, including without limitation the rights to use,
+ *     copy, modify, merge, publish, distribute, sublicense, and/or
+ *     sell copies of the Software, and to permit persons to whom the
+ *     Software is furnished to do so, subject to the following
+ *     conditions:
+ *
+ *     The above copyright notice and this permission notice shall be
+ *     included in all copies or substantial portions of the Software.
+ *
+ *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ *     OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/* AXP813/818 Integrated Power Management Chip */
+
+&axp81x {
+        interrupt-controller;
+        #interrupt-cells = <1>;
+
+        regulators {
+                /* Default work frequency for buck regulators */
+                x-powers,dcdc-freq = <3000>;
+
+                reg_dcdc1: dcdc1 {
+                };
+
+                reg_dcdc2: dcdc2 {
+                };
+
+                reg_dcdc3: dcdc3 {
+                };
+
+                reg_dcdc4: dcdc4 {
+                };
+
+                reg_dcdc5: dcdc5 {
+                };
+
+                reg_dcdc6: dcdc6 {
+                };
+
+                reg_dcdc7: dcdc7 {
+                };
+
+                reg_aldo1: aldo1 {
+                };
+
+                reg_aldo2: aldo2 {
+                };
+
+                reg_aldo3: aldo3 {
+                };
+
+                reg_dldo1: dldo1 {
+                };
+
+                reg_dldo2: dldo2 {
+                };
+
+                reg_dldo3: dldo3 {
+                };
+
+                reg_dldo4: dldo4 {
+                };
+
+                reg_eldo1: eldo1 {
+                };
+
+                reg_eldo2: eldo2 {
+                };
+
+                reg_eldo3: eldo3 {
+                };
+
+                reg_fldo1: fldo1 {
+                };
+
+                reg_fldo2: fldo2 {
+                };
+
+                reg_fldo3: fldo3 {
+                };
+
+                reg_ldo_io0: ldo-io0 {
+                        /* Disable by default to avoid conflicts with GPIO */
+                        status = "disabled";
+                };
+
+                reg_ldo_io1: ldo-io1 {
+                        /* Disable by default to avoid conflicts with GPIO */
+                        status = "disabled";
+                };
+
+                reg_rtc_ldo: rtc-ldo {
+                        /* RTC_LDO is a fixed, always-on regulator */
+                        regulator-always-on;
+                        regulator-min-microvolt = <1800000>;
+                        regulator-max-microvolt = <1800000>;
+                };
+
+                reg_sw: sw {
+                };
+
+                reg_drivevbus: drivevbus {
+                        status = "disabled";
+                };
+        };
+};