262 lines
5.9 KiB
Text
262 lines
5.9 KiB
Text
/*
|
|
* Copyright 2016 Free Electrons
|
|
* Copyright 2016 NextThing Co
|
|
*
|
|
* Maxime Ripard <maxime.ripard@free-electrons.com>
|
|
*
|
|
* 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 "sun5i-gr8.dtsi"
|
|
#include "sunxi-common-regulators.dtsi"
|
|
|
|
#include <dt-bindings/gpio/gpio.h>
|
|
#include <dt-bindings/input/input.h>
|
|
#include <dt-bindings/interrupt-controller/irq.h>
|
|
|
|
/ {
|
|
model = "NextThing C.H.I.P. Pro";
|
|
compatible = "nextthing,chip-pro", "nextthing,gr8";
|
|
|
|
aliases {
|
|
i2c0 = &i2c0;
|
|
i2c1 = &i2c1;
|
|
serial0 = &uart1;
|
|
serial1 = &uart2;
|
|
serial2 = &uart3;
|
|
};
|
|
|
|
chosen {
|
|
stdout-path = "serial0:115200n8";
|
|
};
|
|
|
|
leds {
|
|
compatible = "gpio-leds";
|
|
|
|
status {
|
|
label = "chip-pro:white:status";
|
|
gpios = <&axp_gpio 2 GPIO_ACTIVE_HIGH>;
|
|
default-state = "on";
|
|
};
|
|
};
|
|
|
|
mmc0_pwrseq: mmc0_pwrseq {
|
|
compatible = "mmc-pwrseq-simple";
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&wifi_reg_on_pin_chip_pro>;
|
|
reset-gpios = <&pio 1 10 GPIO_ACTIVE_LOW>; /* PB10 */
|
|
};
|
|
};
|
|
|
|
&codec {
|
|
status = "okay";
|
|
};
|
|
|
|
&ehci0 {
|
|
status = "okay";
|
|
};
|
|
|
|
&i2c0 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&i2c0_pins_a>;
|
|
status = "okay";
|
|
|
|
axp209: pmic@34 {
|
|
reg = <0x34>;
|
|
|
|
/*
|
|
* The interrupt is routed through the "External Fast
|
|
* Interrupt Request" pin (ball G13 of the module)
|
|
* directly to the main interrupt controller, without
|
|
* any other controller interfering.
|
|
*/
|
|
interrupts = <0>;
|
|
};
|
|
};
|
|
|
|
#include "axp209.dtsi"
|
|
|
|
&i2c1 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&i2c1_pins_a>;
|
|
status = "disabled";
|
|
};
|
|
|
|
&i2s0 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&i2s0_mclk_pins_a>, <&i2s0_data_pins_a>;
|
|
status = "disabled";
|
|
};
|
|
|
|
&mmc0 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&mmc0_pins_a>;
|
|
vmmc-supply = <®_vcc3v3>;
|
|
mmc-pwrseq = <&mmc0_pwrseq>;
|
|
bus-width = <4>;
|
|
non-removable;
|
|
status = "okay";
|
|
};
|
|
|
|
&nfc {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&nand_pins_a &nand_cs0_pins_a &nand_rb0_pins_a>;
|
|
status = "okay";
|
|
|
|
nand@0 {
|
|
#address-cells = <2>;
|
|
#size-cells = <2>;
|
|
reg = <0>;
|
|
allwinner,rb = <0>;
|
|
nand-ecc-mode = "hw";
|
|
};
|
|
};
|
|
|
|
&ohci0 {
|
|
status = "okay";
|
|
};
|
|
|
|
&otg_sram {
|
|
status = "okay";
|
|
};
|
|
|
|
&pio {
|
|
usb0_id_pin_chip_pro: usb0-id-pin@0 {
|
|
pins = "PG2";
|
|
function = "gpio_in";
|
|
};
|
|
|
|
wifi_reg_on_pin_chip_pro: wifi-reg-on-pin@0 {
|
|
pins = "PB10";
|
|
function = "gpio_out";
|
|
};
|
|
};
|
|
|
|
&pwm {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&pwm0_pins>, <&pwm1_pins>;
|
|
status = "disabled";
|
|
};
|
|
|
|
®_dcdc2 {
|
|
regulator-min-microvolt = <1000000>;
|
|
regulator-max-microvolt = <1400000>;
|
|
regulator-name = "vdd-cpu";
|
|
regulator-always-on;
|
|
};
|
|
|
|
®_dcdc3 {
|
|
regulator-min-microvolt = <1000000>;
|
|
regulator-max-microvolt = <1300000>;
|
|
regulator-name = "vdd-sys";
|
|
regulator-always-on;
|
|
};
|
|
|
|
®_ldo1 {
|
|
regulator-name = "vdd-rtc";
|
|
};
|
|
|
|
®_ldo2 {
|
|
regulator-min-microvolt = <2700000>;
|
|
regulator-max-microvolt = <3300000>;
|
|
regulator-name = "avcc";
|
|
regulator-always-on;
|
|
};
|
|
|
|
/*
|
|
* Both LDO3 and LDO4 are used in parallel to power up the
|
|
* WiFi/BT chip.
|
|
*/
|
|
®_ldo3 {
|
|
regulator-min-microvolt = <3300000>;
|
|
regulator-max-microvolt = <3300000>;
|
|
regulator-name = "vcc-wifi-1";
|
|
regulator-always-on;
|
|
};
|
|
|
|
®_ldo4 {
|
|
regulator-min-microvolt = <3300000>;
|
|
regulator-max-microvolt = <3300000>;
|
|
regulator-name = "vcc-wifi-2";
|
|
regulator-always-on;
|
|
};
|
|
|
|
&uart1 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&uart1_pins_b>, <&uart1_cts_rts_pins_a>;
|
|
status = "okay";
|
|
};
|
|
|
|
&uart2 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&uart2_pins_a>, <&uart2_cts_rts_pins_a>;
|
|
status = "disabled";
|
|
};
|
|
|
|
&uart3 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&uart3_pins_a>, <&uart3_cts_rts_pins_a>;
|
|
status = "okay";
|
|
};
|
|
|
|
&usb_otg {
|
|
/*
|
|
* The CHIP Pro doesn't have a controllable VBUS, nor does it
|
|
* have any 5v rail on the board itself.
|
|
*
|
|
* If one wants to use it as a true OTG port, it should be
|
|
* done in the baseboard, and its DT / overlay will add it.
|
|
*/
|
|
dr_mode = "otg";
|
|
status = "okay";
|
|
};
|
|
|
|
&usb_power_supply {
|
|
status = "okay";
|
|
};
|
|
|
|
&usbphy {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&usb0_id_pin_chip_pro>;
|
|
usb0_id_det-gpio = <&pio 6 2 GPIO_ACTIVE_HIGH>; /* PG2 */
|
|
usb0_vbus_power-supply = <&usb_power_supply>;
|
|
usb1_vbus-supply = <®_vcc5v0>;
|
|
status = "okay";
|
|
};
|