linux/arch/arm/boot/dts/sun9i-a80-cubieboard4.dts
Chen-Yu Tsai f97f02eef2 ARM: dts: sun9i: cubieboard4: Add AXP806 PMIC device node and regulators
The AXP806 PMIC is the secondary PMIC. It provides various supply
voltages for the SoC and other peripherals. The PMIC's interrupt
line is connected to NMI pin of the SoC.

Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
2016-09-21 11:48:08 +03:00

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/*
* Copyright 2015 Tyler Baker
*
* Tyler Baker <tyler.baker@linaro.org>
* 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.
*
* 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.
*/
/dts-v1/;
#include "sun9i-a80.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/pinctrl/sun4i-a10.h>
/ {
model = "Cubietech Cubieboard4";
compatible = "cubietech,a80-cubieboard4", "allwinner,sun9i-a80";
aliases {
serial0 = &uart0;
};
chosen {
stdout-path = "serial0:115200n8";
};
leds {
compatible = "gpio-leds";
pinctrl-names = "default";
pinctrl-0 = <&led_pins_cubieboard4>;
green {
label = "cubieboard4:green:usr";
gpios = <&pio 7 17 GPIO_ACTIVE_HIGH>; /* PH17 */
};
red {
label = "cubieboard4:red:usr";
gpios = <&pio 7 6 GPIO_ACTIVE_HIGH>; /* PH6 */
};
};
};
&mmc0 {
pinctrl-names = "default";
pinctrl-0 = <&mmc0_pins>, <&mmc0_cd_pin_cubieboard4>;
vmmc-supply = <&reg_dcdc1>;
bus-width = <4>;
cd-gpios = <&pio 7 18 GPIO_ACTIVE_HIGH>; /* PH18 */
cd-inverted;
status = "okay";
};
&mmc2 {
pinctrl-names = "default";
pinctrl-0 = <&mmc2_8bit_pins>;
vmmc-supply = <&reg_dcdc1>;
bus-width = <8>;
non-removable;
cap-mmc-hw-reset;
status = "okay";
};
&mmc2_8bit_pins {
/* Increase drive strength for DDR modes */
allwinner,drive = <SUN4I_PINCTRL_40_MA>;
};
&osc32k {
/* osc32k input is from AC100 */
clocks = <&ac100_rtc 0>;
};
&pio {
led_pins_cubieboard4: led-pins@0 {
allwinner,pins = "PH6", "PH17";
allwinner,function = "gpio_out";
allwinner,drive = <SUN4I_PINCTRL_10_MA>;
allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
};
mmc0_cd_pin_cubieboard4: mmc0_cd_pin@0 {
allwinner,pins = "PH18";
allwinner,function = "gpio_in";
allwinner,drive = <SUN4I_PINCTRL_10_MA>;
allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
};
};
&r_ir {
status = "okay";
};
&r_rsb {
status = "okay";
axp809: pmic@3a3 {
reg = <0x3a3>;
interrupt-parent = <&nmi_intc>;
interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
regulators {
reg_aldo1: aldo1 {
/*
* TODO: This should be handled by the
* USB PHY driver.
*/
regulator-always-on;
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-name = "vcc33-usbh";
};
reg_aldo2: aldo2 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-name = "vcc-pb-io-cam";
};
aldo3 {
/* unused */
};
reg_dc5ldo: dc5ldo {
regulator-always-on;
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <1100000>;
regulator-name = "vdd-cpus-09-usbh";
};
reg_dcdc1: dcdc1 {
regulator-always-on;
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-name = "vcc-3v";
};
reg_dcdc2: dcdc2 {
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <1100000>;
regulator-name = "vdd-gpu";
};
reg_dcdc3: dcdc3 {
regulator-always-on;
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <1100000>;
regulator-name = "vdd-cpua";
};
reg_dcdc4: dcdc4 {
regulator-always-on;
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <1100000>;
regulator-name = "vdd-sys-usb0-hdmi";
};
reg_dcdc5: dcdc5 {
regulator-always-on;
regulator-min-microvolt = <1425000>;
regulator-max-microvolt = <1575000>;
regulator-name = "vcc-dram";
};
reg_dldo1: dldo1 {
/*
* The WiFi chip supports a wide range
* (3.0 ~ 4.8V) of voltages, and so does
* this regulator (3.0 ~ 4.2V), but
* Allwinner SDK always sets it to 3.3V.
*/
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-name = "vcc-wifi";
};
reg_dldo2: dldo2 {
regulator-always-on;
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-name = "vcc-pl";
};
reg_eldo1: eldo1 {
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-name = "vcc-dvdd-cam";
};
reg_eldo2: eldo2 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-name = "vcc-pe";
};
reg_eldo3: eldo3 {
regulator-always-on;
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-name = "vcc-pm-codec-io1";
};
reg_ldo_io0: ldo_io0 {
regulator-always-on;
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-name = "vcc-pg";
};
reg_ldo_io1: ldo_io1 {
regulator-min-microvolt = <2500000>;
regulator-max-microvolt = <2500000>;
regulator-name = "vcc-pa-gmac-2v5";
};
reg_rtc_ldo: rtc_ldo {
regulator-name = "vcc-rtc-vdd1v8-io";
};
sw {
/* unused */
};
};
};
axp806: pmic@745 {
compatible = "x-powers,axp806";
reg = <0x745>;
interrupt-parent = <&nmi_intc>;
interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
interrupt-controller;
#interrupt-cells = <1>;
bldoin-supply = <&reg_dcdce>;
regulators {
reg_s_aldo1: aldo1 {
regulator-always-on;
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-name = "avcc";
};
aldo2 {
/*
* unused, but use a different name to
* avoid name clash with axp809's aldo's
*/
regulator-name = "s_aldo2";
};
aldo3 {
/*
* unused, but use a different name to
* avoid name clash with axp809's aldo's
*/
regulator-name = "s_aldo3";
};
reg_bldo1: bldo1 {
regulator-always-on;
regulator-min-microvolt = <1700000>;
regulator-max-microvolt = <1900000>;
regulator-name = "vcc18-efuse-adc-display-csi";
};
reg_bldo2: bldo2 {
regulator-always-on;
regulator-min-microvolt = <1700000>;
regulator-max-microvolt = <1900000>;
regulator-name =
"vdd18-drampll-vcc18-pll-cpvdd";
};
bldo3 {
/* unused */
};
reg_bldo4: bldo4 {
regulator-min-microvolt = <1100000>;
regulator-max-microvolt = <1300000>;
regulator-name = "vcc12-hsic";
};
reg_cldo1: cldo1 {
/*
* This was 3V in the original design, but
* 3.3V is the recommended supply voltage
* for the Ethernet PHY.
*/
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-name = "vcc-gmac-phy";
};
reg_cldo2: cldo2 {
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-name = "afvcc-cam";
};
reg_cldo3: cldo3 {
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-name = "vcc-io-wifi-codec-io2";
};
reg_dcdca: dcdca {
regulator-always-on;
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <1100000>;
regulator-name = "vdd-cpub";
};
reg_dcdcd: dcdcd {
regulator-always-on;
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <1100000>;
regulator-name = "vdd-vpu";
};
reg_dcdce: dcdce {
regulator-always-on;
regulator-min-microvolt = <2100000>;
regulator-max-microvolt = <2100000>;
regulator-name = "vcc-bldo-codec-ldoin";
};
sw {
/*
* unused, but use a different name to
* avoid name clash with axp809's sw
*/
regulator-name = "s_sw";
};
};
};
ac100: codec@e89 {
compatible = "x-powers,ac100";
reg = <0xe89>;
ac100_codec: codec {
compatible = "x-powers,ac100-codec";
interrupt-parent = <&r_pio>;
interrupts = <0 9 IRQ_TYPE_LEVEL_LOW>; /* PL9 */
#clock-cells = <0>;
clock-output-names = "4M_adda";
};
ac100_rtc: rtc {
compatible = "x-powers,ac100-rtc";
interrupt-parent = <&nmi_intc>;
interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
clocks = <&ac100_codec>;
#clock-cells = <1>;
clock-output-names = "cko1_rtc",
"cko2_rtc",
"cko3_rtc";
};
};
};
#include "axp809.dtsi"
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pins_a>;
status = "okay";
};