From mboxrd@z Thu Jan 1 00:00:00 1970 From: maxime.ripard@free-electrons.com (Maxime Ripard) Date: Fri, 28 Aug 2015 14:31:59 +0200 Subject: [PATCH 2/6] ARM: dts: sunxi: Add dtsi for AXP221 PMIC In-Reply-To: <1440755679-8266-3-git-send-email-wens@csie.org> References: <1440755679-8266-1-git-send-email-wens@csie.org> <1440755679-8266-3-git-send-email-wens@csie.org> Message-ID: <20150828123159.GJ29389@lukather> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Fri, Aug 28, 2015 at 05:54:35PM +0800, Chen-Yu Tsai wrote: > The AXP221 PMIC is used with some Allwinner SoCs. This patch adds > a dtsi file listing all the regulator nodes. The regulators are > initialized based on their device node names. > > This can later be used with the AXP223 PMIC as well, which has > the same functionality as AXP221, except for its host interface. > > Signed-off-by: Chen-Yu Tsai > --- > arch/arm/boot/dts/axp221.dtsi | 148 ++++++++++++++++++++++++++++++++++++++++++ > 1 file changed, 148 insertions(+) > create mode 100644 arch/arm/boot/dts/axp221.dtsi > > diff --git a/arch/arm/boot/dts/axp221.dtsi b/arch/arm/boot/dts/axp221.dtsi > new file mode 100644 > index 000000000000..74836f329863 > --- /dev/null > +++ b/arch/arm/boot/dts/axp221.dtsi > @@ -0,0 +1,148 @@ > +/* > + * Copyright 2015 Chen-Yu Tsai > + * > + * Chen-Yu Tsai > + * > + * 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. > + */ > + > +/* > + * AXP221/221s/223 Integrated Power Management Chip > + * http://www.x-powers.com/product/AXP22X.php > + * http://dl.linux-sunxi.org/AXP/AXP221%20Datasheet%20V1.2%2020130326%20.pdf > + */ I'm usually not really fond of URLs in the source code and/or the commit logs. They tend to be broken very easily. > + > +&axp221 { > + compatible = "x-powers,axp221"; > + interrupt-controller; > + #interrupt-cells = <1>; > + > + regulators { > + /* Default work frequency for buck regulators */ > + x-powers,dcdc-freq = <3000>; > + > + /* supplies for dc1sw & dc5ldo are connected internally */ > + dcdc1-supply = <®_dcdc1>; > + dcdc5-supply = <®_dcdc5>; so the parent regulator of DCDC1 is DCDC1 ? Maxime -- Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: Digital signature URL: