ARM: dts: gr8: Add support for the GR8 evaluation board
The GR8-EVB is a small board with an NextThing GR8, an Hynix MLC NAND, an AXP209 PMIC, USB host and OTG, an SPDIF output and a connectors for CSI, I2S and LCD. Signed-off-by: Mylène Josserand <mylene.josserand@free-electrons.com> Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com> Acked-by: Chen-Yu Tsai <wens@csie.org>
This commit is contained in:
Mylène Josserand
Maxime Ripard
Родитель
e8f4351a3e
Коммит
7a988a4dd2
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@ -719,6 +719,7 @@ dtb-$(CONFIG_MACH_SUN4I) += \
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sun4i-a10-pcduino2.dtb \
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sun4i-a10-pov-protab2-ips9.dtb
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dtb-$(CONFIG_MACH_SUN5I) += \
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ntc-gr8-evb.dtb \
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sun5i-a10s-auxtek-t003.dtb \
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sun5i-a10s-auxtek-t004.dtb \
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sun5i-a10s-mk802.dtb \
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@ -0,0 +1,342 @@
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/*
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* Copyright 2016 Free Electrons
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* Copyright 2016 NextThing Co
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*
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* Mylène Josserand <mylene.josserand@free-electrons.com>
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*
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* This file is dual-licensed: you can use it either under the terms
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* of the GPL or the X11 license, at your option. Note that this dual
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* licensing only applies to this file, and not this project as a
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* whole.
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*
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* a) This file is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This file is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* Or, alternatively,
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*
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* b) Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following
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* conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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/dts-v1/;
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#include "ntc-gr8.dtsi"
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#include "sunxi-common-regulators.dtsi"
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/input/input.h>
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#include <dt-bindings/interrupt-controller/irq.h>
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/ {
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model = "NextThing GR8-EVB";
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compatible = "nextthing,gr8-evb", "nextthing,gr8";
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aliases {
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i2c0 = &i2c0;
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i2c1 = &i2c1;
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i2c2 = &i2c2;
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serial0 = &uart1;
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serial1 = &uart2;
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};
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chosen {
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stdout-path = "serial0:115200n8";
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};
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backlight: backlight {
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compatible = "pwm-backlight";
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pwms = <&pwm 0 10000 0>;
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enable-gpios = <&axp_gpio 1 GPIO_ACTIVE_HIGH>;
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brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
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default-brightness-level = <8>;
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};
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};
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&be0 {
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status = "okay";
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};
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&codec {
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status = "okay";
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};
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&ehci0 {
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status = "okay";
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};
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&i2c0 {
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pinctrl-names = "default";
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pinctrl-0 = <&i2c0_pins_a>;
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status = "okay";
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axp209: pmic@34 {
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reg = <0x34>;
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/*
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* The interrupt is routed through the "External Fast
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* Interrupt Request" pin (ball G13 of the module)
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* directly to the main interrupt controller, without
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* any other controller interfering.
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*/
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interrupts = <0>;
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};
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};
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#include "axp209.dtsi"
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&i2c1 {
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pinctrl-names = "default";
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pinctrl-0 = <&i2c1_pins_a>;
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status = "okay";
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wm8978: codec@1a {
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#sound-dai-cells = <0>;
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compatible = "wlf,wm8978";
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reg = <0x1a>;
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};
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pcf8563: rtc@51 {
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compatible = "phg,pcf8563";
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reg = <0x51>;
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};
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};
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&i2c2 {
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pinctrl-names = "default";
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pinctrl-0 = <&i2c2_pins_a>;
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status = "okay";
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};
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&i2s0 {
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pinctrl-names = "default";
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pinctrl-0 = <&i2s0_mclk_pins_a>, <&i2s0_data_pins_a>;
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status = "okay";
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};
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&ir0 {
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pinctrl-names = "default";
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pinctrl-0 = <&ir0_rx_pins_a>;
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status = "okay";
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};
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&lradc {
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vref-supply = <®_ldo2>;
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status = "okay";
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button@190 {
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label = "Volume Up";
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linux,code = <KEY_VOLUMEUP>;
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channel = <0>;
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voltage = <190000>;
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};
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button@390 {
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label = "Volume Down";
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linux,code = <KEY_VOLUMEDOWN>;
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channel = <0>;
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voltage = <390000>;
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};
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button@600 {
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label = "Menu";
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linux,code = <KEY_MENU>;
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channel = <0>;
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voltage = <600000>;
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};
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button@800 {
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label = "Search";
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linux,code = <KEY_SEARCH>;
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channel = <0>;
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voltage = <800000>;
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};
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button@980 {
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label = "Home";
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linux,code = <KEY_HOMEPAGE>;
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channel = <0>;
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voltage = <980000>;
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};
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button@1180 {
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label = "Esc";
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linux,code = <KEY_ESC>;
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channel = <0>;
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voltage = <1180000>;
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};
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button@1400 {
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label = "Enter";
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linux,code = <KEY_ENTER>;
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channel = <0>;
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voltage = <1400000>;
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};
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};
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&mmc0 {
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pinctrl-names = "default";
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pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_gr8_evb>;
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vmmc-supply = <®_vcc3v3>;
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bus-width = <4>;
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cd-gpios = <&pio 6 0 GPIO_ACTIVE_HIGH>; /* PG0 */
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cd-inverted;
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status = "okay";
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};
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&nfc {
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pinctrl-names = "default";
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pinctrl-0 = <&nand_pins_a &nand_cs0_pins_a &nand_rb0_pins_a>;
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/* MLC Support sucks for now */
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status = "disabled";
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};
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&ohci0 {
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status = "okay";
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};
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&otg_sram {
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status = "okay";
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};
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&pio {
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mmc0_cd_pin_gr8_evb: mmc0-cd-pin@0 {
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allwinner,pins = "PG0";
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allwinner,function = "gpio_in";
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allwinner,drive = <SUN4I_PINCTRL_10_MA>;
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allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
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};
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usb0_id_pin_gr8_evb: usb0-id-pin@0 {
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allwinner,pins = "PG2";
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allwinner,function = "gpio_in";
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allwinner,drive = <SUN4I_PINCTRL_10_MA>;
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allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
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};
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usb0_vbus_det_pin_gr8_evb: usb0-vbus-det-pin@0 {
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allwinner,pins = "PG1";
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allwinner,function = "gpio_in";
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allwinner,drive = <SUN4I_PINCTRL_10_MA>;
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allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
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};
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usb1_vbus_pin_gr8_evb: usb1-vbus-pin@0 {
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allwinner,pins = "PG13";
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allwinner,function = "gpio_out";
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allwinner,drive = <SUN4I_PINCTRL_10_MA>;
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allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
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};
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};
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&pwm {
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pinctrl-names = "default";
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pinctrl-0 = <&pwm0_pins_a>;
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status = "okay";
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};
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®_dcdc2 {
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regulator-min-microvolt = <1000000>;
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regulator-max-microvolt = <1400000>;
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regulator-name = "vdd-cpu";
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regulator-always-on;
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};
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®_dcdc3 {
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regulator-min-microvolt = <1000000>;
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regulator-max-microvolt = <1300000>;
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regulator-name = "vdd-sys";
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regulator-always-on;
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};
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®_ldo1 {
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regulator-name = "vdd-rtc";
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};
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®_ldo2 {
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regulator-min-microvolt = <2700000>;
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regulator-max-microvolt = <3300000>;
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regulator-name = "avcc";
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regulator-always-on;
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};
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®_usb1_vbus {
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pinctrl-0 = <&usb1_vbus_pin_gr8_evb>;
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gpio = <&pio 6 13 GPIO_ACTIVE_HIGH>;
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status = "okay";
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};
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&rtp {
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allwinner,ts-attached;
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};
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&spdif {
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pinctrl-names = "default";
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pinctrl-0 = <&spdif_tx_pins_a>;
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status = "okay";
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};
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&tve0 {
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status = "okay";
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};
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&uart1 {
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pinctrl-names = "default";
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pinctrl-0 = <&uart1_pins_a>, <&uart1_cts_rts_pins_a>;
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status = "okay";
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};
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&usb_otg {
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/*
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* The GR8-EVB has a somewhat interesting design. There's a
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* pin supposed to control VBUS, an ID pin, a VBUS detect pin,
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* so everything should work just fine.
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*
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* Except that the pin supposed to control VBUS is not
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* connected to any controllable output, neither to the SoC
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* through a GPIO or to the PMIC, and it is pulled down,
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* meaning that we will never be able to enable VBUS on this
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* board.
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*/
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dr_mode = "otg";
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status = "okay";
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};
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&usb_power_supply {
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status = "okay";
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};
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&usbphy {
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pinctrl-names = "default";
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pinctrl-0 = <&usb0_id_pin_gr8_evb>, <&usb0_vbus_det_pin_gr8_evb>;
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usb0_id_det-gpio = <&pio 6 2 GPIO_ACTIVE_HIGH>; /* PG2 */
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usb0_vbus_det-gpio = <&pio 6 1 GPIO_ACTIVE_HIGH>; /* PG1 */
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usb0_vbus_power-supply = <&usb_power_supply>;
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usb1_vbus-supply = <®_usb1_vbus>;
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status = "okay";
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};
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