From mboxrd@z Thu Jan  1 00:00:00 1970
From: maxime.ripard@free-electrons.com (Maxime Ripard)
Date: Wed, 5 Apr 2017 08:13:39 +0200
Subject: [PATCH 10/11] arm64: allwinner: a64: enable AXP803 regulators
 for Pine64
In-Reply-To: <20170404180145.12897-11-icenowy@aosc.io>
References: <20170404180145.12897-1-icenowy@aosc.io>
 <20170404180145.12897-11-icenowy@aosc.io>
Message-ID: <20170405061339.lo76zihtqmhlkpgh@lukather>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

On Wed, Apr 05, 2017 at 02:01:44AM +0800, Icenowy Zheng wrote:
> Add support of AXP803 regulators in the Pine64 device tree, in order to
> enable many future functionalities, e.g. Wi-Fi.
> 
> Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
> ---
>  .../arm64/boot/dts/allwinner/sun50i-a64-pine64.dts | 109 +++++++++++++++++++++
>  1 file changed, 109 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
> index 2132d8e6cb3d..7da074f95065 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
> @@ -106,6 +106,115 @@
>  	};
>  };
>  
> +#include "axp803.dtsi"
> +
> +&reg_aldo1 {
> +	regulator-min-microvolt = <2800000>;
> +	regulator-max-microvolt = <2800000>;
> +	regulator-name = "vcc-csi";
> +};
> +
> +&reg_aldo2 {
> +	regulator-always-on;
> +	regulator-min-microvolt = <1800000>;
> +	regulator-max-microvolt = <3300000>;
> +	regulator-name = "vcc-pl";
> +};
> +
> +&reg_aldo3 {
> +	regulator-always-on;
> +	regulator-min-microvolt = <2700000>;
> +	regulator-max-microvolt = <3300000>;
> +	regulator-name = "vcc-pll-avcc";
> +};
> +
> +&reg_dc1sw {
> +	regulator-name = "vcc-phy";
> +};
> +
> +&reg_dcdc1 {
> +	regulator-always-on;
> +	regulator-min-microvolt = <3300000>;
> +	regulator-max-microvolt = <3300000>;
> +	regulator-name = "vcc-3v3";
> +};
> +
> +&reg_dcdc2 {
> +	regulator-always-on;
> +	regulator-min-microvolt = <1000000>;
> +	regulator-max-microvolt = <1300000>;
> +	regulator-name = "vdd-cpux";
> +};
> +
> +/* DCDC3 is polyphased with DCDC2 */
> +
> +&reg_dcdc5 {
> +	regulator-always-on;
> +	regulator-min-microvolt = <1500000>;
> +	regulator-max-microvolt = <1500000>;
> +	regulator-name = "vcc-dram";
> +};
> +
> +&reg_dcdc6 {
> +	regulator-always-on;
> +	regulator-min-microvolt = <1100000>;
> +	regulator-max-microvolt = <1100000>;
> +	regulator-name = "vdd-sys";
> +};
> +
> +&reg_dldo1 {
> +	regulator-min-microvolt = <3300000>;
> +	regulator-max-microvolt = <3300000>;
> +	regulator-name = "vcc-hdmi";
> +};
> +
> +&reg_dldo2 {
> +	regulator-min-microvolt = <3300000>;
> +	regulator-max-microvolt = <3300000>;
> +	regulator-name = "vcc-mipi";
> +};
> +
> +&reg_dldo3 {
> +	regulator-min-microvolt = <3300000>;
> +	regulator-max-microvolt = <3300000>;
> +	regulator-name = "avdd-csi";
> +};
> +
> +&reg_dldo4 {
> +	regulator-min-microvolt = <3300000>;
> +	regulator-max-microvolt = <3300000>;
> +	regulator-name = "vcc-wifi";
> +};
> +
> +&reg_eldo1 {
> +	regulator-min-microvolt = <1800000>;
> +	regulator-max-microvolt = <1800000>;
> +	regulator-name = "cpvdd";
> +};
> +
> +&reg_eldo3 {
> +	regulator-min-microvolt = <1800000>;
> +	regulator-max-microvolt = <1800000>;
> +	regulator-name = "vdd-1v8-csi";
> +};
> +
> +&reg_fldo1 {
> +	regulator-min-microvolt = <1200000>;
> +	regulator-max-microvolt = <1200000>;
> +	regulator-name = "vcc-1v2-hsic";
> +};
> +
> +&reg_fldo2 {
> +	regulator-always-on;
> +	regulator-min-microvolt = <1100000>;
> +	regulator-max-microvolt = <1100000>;
> +	regulator-name = "vdd-cpus";
> +};

Why do you need to always power the AR100 on?

Maxime

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