leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

arm64: allwinner: a64: enable AXP803 regulators for Pine64

Browse Source 
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: Icenowy Zheng <icenowy@aosc.io>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
This commit is contained in:
Icenowy Zheng 2017-07-22 10:18:42 +08:00 committed by Maxime Ripard
parent 4c0a84757b
commit 2f005b4407
1 changed files with 102 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

102
arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
View File

@ -83,6 +83,7 @@
pinctrl-0 = <&rmii_pins>; pinctrl-0 = <&rmii_pins>;
phy-mode = "rmii"; phy-mode = "rmii";
phy-handle = <&ext_rmii_phy1>; phy-handle = <&ext_rmii_phy1>;
phy-supply = <&reg_dc1sw>;
status = "okay"; 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 */ /* On Exp and Euler connectors */
&uart0 { &uart0 {
pinctrl-names = "default"; pinctrl-names = "default";