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Diffstat (limited to 'arch/arm/boot/dts/axp81x.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/axp81x.dtsi | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/axp81x.dtsi b/arch/arm/boot/dts/axp81x.dtsi new file mode 100644 index 000000000..043c717dc --- /dev/null +++ b/arch/arm/boot/dts/axp81x.dtsi @@ -0,0 +1,169 @@ +/* + * 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>; + + axp_adc: adc { + compatible = "x-powers,axp813-adc"; + #io-channel-cells = <1>; + }; + + axp_gpio: gpio { + compatible = "x-powers,axp813-gpio"; + gpio-controller; + #gpio-cells = <2>; + + gpio0_ldo: gpio0-ldo { + pins = "GPIO0"; + function = "ldo"; + }; + + gpio1_ldo: gpio1-ldo { + pins = "GPIO1"; + function = "ldo"; + }; + }; + + battery_power_supply: battery-power-supply { + compatible = "x-powers,axp813-battery-power-supply"; + status = "disabled"; + }; + + 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 { + pinctrl-names = "default"; + pinctrl-0 = <&gpio0_ldo>; + /* Disable by default to avoid conflicts with GPIO */ + status = "disabled"; + }; + + reg_ldo_io1: ldo-io1 { + pinctrl-names = "default"; + pinctrl-0 = <&gpio1_ldo>; + /* 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"; + }; + }; +}; |