/*
* Copyright 2014 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.
*
* 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>
/ {
model = "Merrii A80 Optimus Board";
compatible = "merrii,a80-optimus", "allwinner,sun9i-a80";
aliases {
serial0 = &uart0;
serial1 = &uart4;
};
chosen {
stdout-path = "serial0:115200n8";
};
leds {
compatible = "gpio-leds";
/* The LED names match those found on the board */
led2 {
label = "optimus:led2:usr";
gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>;
};
led3 {
label = "optimus:led3:usr";
gpios = <&r_pio 1 15 GPIO_ACTIVE_HIGH>; /* PM15 */
};
led4 {
label = "optimus:led4:usr";
gpios = <&pio 7 0 GPIO_ACTIVE_HIGH>;
};
};
reg_usb1_vbus: usb1-vbus {
compatible = "regulator-fixed";
regulator-name = "usb1-vbus";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
enable-active-high;
gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
};
reg_usb3_vbus: usb3-vbus {
compatible = "regulator-fixed";
regulator-name = "usb3-vbus";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
enable-active-high;
gpio = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
};
wifi_pwrseq: wifi-pwrseq {
compatible = "mmc-pwrseq-simple";
clocks = <&ac100_rtc 1>;
clock-names = "ext_clock";
/* enables internal regulator and de-asserts reset */
reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 WL-PMU-EN */
};
};
&ehci0 {
status = "okay";
};
&ehci1 {
/* Enable if HSIC peripheral is connected */
status = "disabled";
};
&ehci2 {
status = "okay";
};
&gmac {
pinctrl-names = "default";
pinctrl-0 = <&gmac_rgmii_pins>;
phy = <&phy1>;
phy-mode = "rgmii";
phy-supply = <®_cldo1>;
status = "okay";
phy1: ethernet-phy@1 {
reg = <1>;
};
};
&mmc0 {
pinctrl-names = "default";
pinctrl-0 = <&mmc0_pins>;
vmmc-supply = <®_dcdc1>;
bus-width = <4>;
cd-gpios = <&pio 7 18 GPIO_ACTIVE_LOW>; /* PH8 */
status = "okay";
};
&mmc1 {
pinctrl-names = "default";
pinctrl-0 = <&mmc1_pins>;
vmmc-supply = <®_dldo1>;
vqmmc-supply = <®_cldo3>;
mmc-pwrseq = <&wifi_pwrseq>;
bus-width = <4>;
non-removable;
status = "okay";
};
&mmc1_pins {
bias-pull-up;
};
&mmc2 {
pinctrl-names = "default";
pinctrl-0 = <&mmc2_8bit_pins>;
vmmc-supply = <®_dcdc1>;
bus-width = <8>;
non-removable;
cap-mmc-hw-reset;
status = "okay";
};
&mmc2_8bit_pins {
/* Increase drive strength for DDR modes */
drive-strength = <40>;
};
&ohci0 {
status = "okay";
};
&ohci2 {
status = "okay";
};
&osc32k {
/* osc32k input is from AC100 */
clocks = <&ac100_rtc 0>;
};
&pio {
vcc-pa-supply = <®_ldo_io1>;
vcc-pb-supply = <®_aldo2>;
vcc-pc-supply = <®_dcdc1>;
vcc-pd-supply = <®_dcdc1>;
vcc-pe-supply = <®_eldo2>;
vcc-pf-supply = <®_dcdc1>;
vcc-pg-supply = <®_ldo_io0>;
vcc-ph-supply = <®_dcdc1>;
};
&r_ir {
status = "okay";
};
&r_pio {
vcc-pl-supply = <®_dldo2>;
vcc-pm-supply = <®_eldo3>;
};
&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";
};
dc1sw {
/* unused */
};
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-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-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-name = "vcc-pm-codec-io1";
};
reg_ldo_io0: ldo_io0 {
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 = <®_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>;
/*
* The PHY requires 20ms after all voltages
* are applied until core logic is ready and
* 30ms after the reset pin is de-asserted.
* Set a 100ms delay to account for PMIC
* ramp time and board traces.
*/
regulator-enable-ramp-delay = <100000>;
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_ph_pins>;
status = "okay";
};
&usbphy1 {
phy-supply = <®_usb1_vbus>;
status = "okay";
};
&usbphy2 {
phy-supply = <®_bldo4>;
/* Enable if HSIC peripheral is connected */
status = "disabled";
};
&usbphy3 {
phy-supply = <®_usb3_vbus>;
status = "okay";
};
