Add nextthing boards
add chip, chippro and pocketchip
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Guilhem Baccialone
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478
board/nextthing/pocketchip/sun5i-r8-chip.dts
Normal file
478
board/nextthing/pocketchip/sun5i-r8-chip.dts
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/*
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* Copyright 2015 Maxime Ripard
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*
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* Maxime Ripard <maxime.ripard@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 "sun5i-r8.dtsi"
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/interrupt-controller/irq.h>
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/ {
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model = "NextThing C.H.I.P.";
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compatible = "nextthing,chip", "allwinner,sun5i-r8";
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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 = &uart3;
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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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onewire {
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compatible = "w1-gpio";
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gpios = <&pio 3 2 GPIO_ACTIVE_HIGH>; /* PD2 */
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pinctrl-names = "default";
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pinctrl-0 = <&chip_w1_pin>;
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};
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dram_vcc: dram_vcc {
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compatible = "regulator-fixed";
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regulator-name = "dram-vcc";
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regulator-min-microvolt = <1600000>;
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regulator-max-microvolt = <1600000>;
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vin-supply = <&ipsout>;
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regulator-always-on;
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};
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ipsout: ipsout {
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compatible = "regulator-fixed";
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regulator-name = "ipsout";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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regulator-always-on;
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};
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usb0_vbus: usb0_vbus {
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compatible = "regulator-fixed";
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pinctrl-names = "default";
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pinctrl-0 = <&chip_vbus_pin>;
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regulator-name = "vbus-usb0";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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vin-supply = <&vcc_5v0>;
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gpio = <&pio 1 10 GPIO_ACTIVE_HIGH>; /* PB10 */
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enable-active-high;
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};
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vcc_3v3: vcc3v3 {
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compatible = "regulator-fixed";
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regulator-name = "vcc-3v3";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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vin-supply = <&ipsout>;
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regulator-always-on;
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};
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vcc_5v0: vcc5v0 {
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compatible = "regulator-fixed";
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regulator-name = "vcc-5v0";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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vin-supply = <&ipsout>;
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regulator-always-on;
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};
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/*
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* This is actually an active-low reset line for the WLAN
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* part of the WiFi/BT CHIP.
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*
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* Just like for LDO3 and LDO4, we cannot tie it to the DT
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* node of the SDIO device for now, as there is no bindings
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* for it, so we need to have this hack.
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*/
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wifi_reg_on: wifi_reg_on {
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compatible = "regulator-fixed";
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pinctrl-names = "default";
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pinctrl-0 = <&chip_wifi_reg_on_pin>;
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regulator-name = "wifi-reg-on";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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gpio = <&pio 2 19 GPIO_ACTIVE_HIGH>; /* PC19 */
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enable-active-high;
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};
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/*
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* Both LDO3 and LDO4 are used in parallel to power up the
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* WiFi/BT Chip.
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*
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* If those are not enabled, the SDIO part will not enumerate,
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* and since there's no way currently to pass DT infos to an
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* SDIO device, we cannot really do better than this ugly hack
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* for now.
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*/
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vcc_wifi: wifi_reg {
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compatible = "coupled-voltage-regulator";
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regulator-name = "vcc-wifi";
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vin0-supply = <&vcc_wifi_1>;
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vin1-supply = <&vcc_wifi_2>;
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regulator-always-on;
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};
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panel: panel {
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compatible = "olimex,lcd-olinuxino-43-ts";
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};
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};
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&codec {
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routing =
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"Headphone Jack", "HP Left",
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"Headphone Jack", "HP Right";
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status = "okay";
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};
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&de {
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allwinner,panel = <&panel>;
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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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compatible = "x-powers,axp209";
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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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interrupt-controller;
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#interrupt-cells = <1>;
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regulators {
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vdd_cpu: dcdc2 {
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regulator-min-microvolt = <1000000>;
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regulator-max-microvolt = <1300000>;
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regulator-name = "cpuvdd";
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regulator-always-on;
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};
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vdd_core: dcdc3 {
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regulator-min-microvolt = <1000000>;
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regulator-max-microvolt = <1300000>;
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regulator-name = "corevdd";
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regulator-always-on;
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};
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vdd_rtc: ldo1 {
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regulator-min-microvolt = <1300000>;
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regulator-max-microvolt = <1300000>;
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regulator-name = "rtcvdd";
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regulator-always-on;
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};
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avcc: 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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vcc_wifi_1: ldo3 {
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-name = "vcc-wifi-1";
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};
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vcc_wifi_2: ldo4 {
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-name = "vcc-wifi-2";
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};
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vcc_1v8: ldo5 {
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-name = "vcc-1v8";
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};
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};
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};
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};
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&rtp {
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allwinner,ts-attached;
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};
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/*
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* i2c1 is routed to the external pins and doesn't have any device
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* attached to it on the C.H.I.P itself.
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*/
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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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/* keyboard scanner */
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tca8418@34 {
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compatible = "ti,tca8418";
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reg = <0x34>;
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/* the interrupt is specified as:
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The first cell is the number of the bank
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The second cell is the interrupt inside that bank
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The third cell is used to specify flags
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*/
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interrupt-parent = <&pio>;
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interrupts = <6 1 IRQ_TYPE_EDGE_FALLING>; /* AP-EINT1 */
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keypad,num-rows = <6>;
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keypad,num-columns = <10>;
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keypad,autorepeat;
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linux,keymap = <
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0x00000002
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0x00010003
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0x00020004
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0x00030005
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0x00040006
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0x00050007
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0x00060008
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0x00070009
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0x0008000a
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0x0009000b
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0x01000010
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0x01010011
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0x01020012
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0x01030013
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0x01040014
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0x01050015
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0x01060016
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0x01070017
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0x01080018
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0x01090019
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0x0200001e
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0x0201001f
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0x02020020
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0x02030021
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0x02040022
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0x02050023
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0x02060024
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0x02070025
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0x02080026
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0x0209001c
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0x0300002a
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0x0301002c
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0x0302002d
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0x0303002e
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0x0304002f
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0x03050030
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0x03060031
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0x03070032
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0x03080067
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0x0309006c
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0x0400001d
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0x04010064
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0x04020038
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0x04030039
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0x0404000f
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0x04050035
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0x04060036
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0x04080069
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0x0409006a
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0x05000029
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0x0501004a
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0x0502004e
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0x0503000e
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0x05040034
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>;
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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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xio: gpio@38 {
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compatible = "nxp,pcf8574a";
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reg = <0x38>;
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gpio-controller;
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#gpio-cells = <2>;
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interrupt-parent = <&pio>;
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interrupts = <6 0 IRQ_TYPE_EDGE_FALLING>;
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interrupt-controller;
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#interrupt-cells = <2>;
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};
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};
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&mmc0_pins_a {
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allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
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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>;
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vmmc-supply = <&vcc_3v3>;
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bus-width = <4>;
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non-removable;
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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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status = "okay";
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nand@0 {
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#address-cells = <2>;
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#size-cells = <2>;
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reg = <0>;
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allwinner,rb = <0>;
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nand-ecc-mode = "hw";
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nand-ecc-step-size = <1024>;
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nand-ecc-strength = <56>;
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nand-on-flash-bbt;
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allwinner,randomize;
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spl@0 {
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label = "SPL";
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reg = /bits/ 64 <0x0 0x400000>;
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};
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spl-backup@400000 {
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label = "SPL.backup";
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reg = /bits/ 64 <0x400000 0x400000>;
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};
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u-boot@800000 {
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label = "U-Boot";
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reg = /bits/ 64 <0x800000 0x400000>;
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};
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env@c00000 {
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label = "env";
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reg = /bits/ 64 <0xc00000 0x400000>;
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};
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rootfs@1000000 {
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label = "rootfs";
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reg = /bits/ 64 <0x1000000 0x1ff000000>;
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};
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};
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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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chip_vbus_pin: chip_vbus_pin@0 {
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allwinner,pins = "PB10";
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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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chip_wifi_reg_on_pin: chip_wifi_reg_on_pin@0 {
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allwinner,pins = "PC19";
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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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chip_id_det_pin: chip_id_det_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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chip_w1_pin: chip_w1_pin@0 {
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allwinner,pins = "PD2";
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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_PULL_UP>;
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};
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};
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&uart1 {
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pinctrl-names = "default";
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pinctrl-0 = <&uart1_pins_b>;
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status = "okay";
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};
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&uart3 {
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pinctrl-names = "default";
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pinctrl-0 = <&uart3_pins_a>,
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<&uart3_pins_cts_rts_a>;
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status = "okay";
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};
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&usb_otg {
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dr_mode = "otg";
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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 = <&chip_id_det_pin>;
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status = "okay";
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usb0_id_det-gpio = <&pio 6 2 GPIO_ACTIVE_HIGH>; /* PG2 */
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usb0_vbus-supply = <&usb0_vbus>;
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usb1_vbus-supply = <&vcc_5v0>;
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};
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