Re: [PATCH 04/17] ARM: dts: sunxi: Add dtsi for AXP209 PMIC

[Maxime Ripard <maxime.ripard@free-electrons.com>]

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Hi,

On Tue, Jan 06, 2015 at 10:35:14AM +0800, Chen-Yu Tsai wrote:
> The AXP209 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.
> 
> Signed-off-by: Chen-Yu Tsai <wens@csie.org>
> ---
>  arch/arm/boot/dts/axp209.dtsi | 87 +++++++++++++++++++++++++++++++++++++++++++
>  1 file changed, 87 insertions(+)
>  create mode 100644 arch/arm/boot/dts/axp209.dtsi
> 
> diff --git a/arch/arm/boot/dts/axp209.dtsi b/arch/arm/boot/dts/axp209.dtsi
> new file mode 100644
> index 000000000000..3c38cbafe285
> --- /dev/null
> +++ b/arch/arm/boot/dts/axp209.dtsi
> @@ -0,0 +1,87 @@
> +/*
> + * Copyright 2015 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.
> + *
> + *     You should have received a copy of the GNU General Public
> + *     License along with this file; if not, write to the Free
> + *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
> + *     MA 02110-1301 USA
> + *
> + * 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.
> + */
> +
> +/*
> + * AXP202/209 Integrated Power Management Chip
> + * http://www.x-powers.com/product/AXP20X.php
> + * http://dl.linux-sunxi.org/AXP/AXP209%20Datasheet%20v1.0_cn.pdf
> + */
> +
> +&axp209 {
> +	regulators {
> +		/* Default work frequency for buck regulators */
> +		x-powers,dcdc-freq = <1500>;
> +
> +		/* This section lists all the regulators */

I don't think this comment is necessary.

> +		reg_dcdc2: dcdc2 {
> +		};
> +
> +		reg_dcdc3: dcdc3 {
> +		};
> +
> +		reg_ldo1: ldo1 {
> +			/* LDO1 is a fixed output regulator */
> +			regulator-always-on;
> +			regulator-min-microvolt = <1300000>;
> +			regulator-max-microvolt = <1300000>;
> +		};
> +
> +		reg_ldo2: ldo2 {
> +		};
> +
> +		reg_ldo3: ldo3 {
> +		};
> +
> +		reg_ldo4: ldo4 {
> +		};
> +
> +		reg_ldo5: ldo5 {
> +		};

Some default names for the regulator would be great!

Thanks,
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

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