Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 2f005b44 authored by Icenowy Zheng's avatar Icenowy Zheng Committed by Maxime Ripard
Browse files

arm64: allwinner: a64: enable AXP803 regulators for Pine64 



Add support of AXP803 regulators in the Pine64 device tree.

The phy-supply regulator is also set in EMAC device node, in order to
prevent Ethernet regression by regulator get disabled by regulator
framework.

Signed-off-by: default avatarIcenowy Zheng <icenowy@aosc.io>
Signed-off-by: default avatarMaxime Ripard <maxime.ripard@free-electrons.com>
parent 4c0a8475

arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts

+102 −0
Original line number Diff line number Diff line
@@ -83,6 +83,7 @@ 
	pinctrl-0 = <&rmii_pins>;

	phy-mode = "rmii";

	phy-handle = <&ext_rmii_phy1>;

	phy-supply = <&reg_dc1sw>;

	status = "okay";



};
@@ -134,6 +135,107 @@ 
	};

};



#include "axp803.dtsi"



&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 = <3000000>;

	regulator-max-microvolt = <3000000>;

	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 = <1040000>;

	regulator-max-microvolt = <1300000>;

	regulator-name = "vdd-cpux";

};



/* DCDC3 is polyphased with DCDC2 */



/*

 * The DRAM chips used by Pine64 boards are DDR3L-compatible, so they can

 * work at 1.35V with less power consumption.

 * As AXP803 DCDC5 cannot reach 1.35V accurately, use 1.36V instead.

 */

&reg_dcdc5 {

	regulator-always-on;

	regulator-min-microvolt = <1360000>;

	regulator-max-microvolt = <1360000>;

	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_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_fldo1 {

	regulator-min-microvolt = <1200000>;

	regulator-max-microvolt = <1200000>;

	regulator-name = "vcc-1v2-hsic";

};



/*

 * The A64 chip cannot work without this regulator off, although

 * it seems to be only driving the AR100 core.

 * Maybe we don't still know well about CPUs domain.

 */

&reg_fldo2 {

	regulator-always-on;

	regulator-min-microvolt = <1100000>;

	regulator-max-microvolt = <1100000>;

	regulator-name = "vdd-cpus";

};



&reg_rtc_ldo {

	regulator-name = "vcc-rtc";

};



/* On Exp and Euler connectors */

&uart0 {

	pinctrl-names = "default";