0001 /*
0002 * Copyright 2016 - Lee Jones <lee.jones@linaro.org>
0003 *
0004 * This file is dual-licensed: you can use it either under the terms
0005 * of the GPL or the X11 license, at your option. Note that this dual
0006 * licensing only applies to this file, and not this project as a
0007 * whole.
0008 *
0009 * a) This file is free software; you can redistribute it and/or
0010 * modify it under the terms of the GNU General Public License as
0011 * published by the Free Software Foundation; either version 2 of the
0012 * License, or (at your option) any later version.
0013 *
0014 * This file is distributed in the hope that it will be useful,
0015 * but WITHOUT ANY WARRANTY; without even the implied warranty of
0016 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
0017 * GNU General Public License for more details.
0018 *
0019 * You should have received a copy of the GNU General Public
0020 * License along with this file; if not, write to the Free
0021 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
0022 * MA 02110-1301 USA
0023 *
0024 * Or, alternatively,
0025 *
0026 * b) Permission is hereby granted, free of charge, to any person
0027 * obtaining a copy of this software and associated documentation
0028 * files (the "Software"), to deal in the Software without
0029 * restriction, including without limitation the rights to use,
0030 * copy, modify, merge, publish, distribute, sublicense, and/or
0031 * sell copies of the Software, and to permit persons to whom the
0032 * Software is furnished to do so, subject to the following
0033 * conditions:
0034 *
0035 * The above copyright notice and this permission notice shall be
0036 * included in all copies or substantial portions of the Software.
0037 *
0038 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
0039 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
0040 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
0041 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
0042 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
0043 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
0044 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
0045 * OTHER DEALINGS IN THE SOFTWARE.
0046 */
0047
0048 /dts-v1/;
0049 #include "stm32f469.dtsi"
0050 #include "stm32f469-pinctrl.dtsi"
0051 #include <dt-bindings/gpio/gpio.h>
0052 #include <dt-bindings/input/input.h>
0053
0054 / {
0055 model = "STMicroelectronics STM32F469i-DISCO board";
0056 compatible = "st,stm32f469i-disco", "st,stm32f469";
0057
0058 chosen {
0059 bootargs = "root=/dev/ram";
0060 stdout-path = "serial0:115200n8";
0061 };
0062
0063 memory@0 {
0064 device_type = "memory";
0065 reg = <0x00000000 0x1000000>;
0066 };
0067
0068 aliases {
0069 serial0 = &usart3;
0070 };
0071
0072 mmc_vcard: mmc_vcard {
0073 compatible = "regulator-fixed";
0074 regulator-name = "mmc_vcard";
0075 regulator-min-microvolt = <3300000>;
0076 regulator-max-microvolt = <3300000>;
0077 };
0078
0079 vdd_dsi: vdd-dsi {
0080 compatible = "regulator-fixed";
0081 regulator-name = "vdd_dsi";
0082 regulator-min-microvolt = <3300000>;
0083 regulator-max-microvolt = <3300000>;
0084 };
0085
0086 soc {
0087 dma-ranges = <0xc0000000 0x0 0x10000000>;
0088 };
0089
0090 leds {
0091 compatible = "gpio-leds";
0092 led-green {
0093 gpios = <&gpiog 6 GPIO_ACTIVE_LOW>;
0094 linux,default-trigger = "heartbeat";
0095 };
0096 led-orange {
0097 gpios = <&gpiod 4 GPIO_ACTIVE_LOW>;
0098 };
0099 led-red {
0100 gpios = <&gpiod 5 GPIO_ACTIVE_LOW>;
0101 };
0102 led-blue {
0103 gpios = <&gpiok 3 GPIO_ACTIVE_LOW>;
0104 };
0105 };
0106
0107 gpio-keys {
0108 compatible = "gpio-keys";
0109 autorepeat;
0110 button-0 {
0111 label = "User";
0112 linux,code = <KEY_WAKEUP>;
0113 gpios = <&gpioa 0 GPIO_ACTIVE_HIGH>;
0114 };
0115 };
0116
0117 /* This turns on vbus for otg for host mode (dwc2) */
0118 vcc5v_otg: vcc5v-otg-regulator {
0119 compatible = "regulator-fixed";
0120 enable-active-high;
0121 gpio = <&gpiob 2 GPIO_ACTIVE_HIGH>;
0122 regulator-name = "vcc5_host1";
0123 regulator-always-on;
0124 };
0125 };
0126
0127 &rcc {
0128 compatible = "st,stm32f469-rcc", "st,stm32f42xx-rcc", "st,stm32-rcc";
0129 };
0130
0131 &clk_hse {
0132 clock-frequency = <8000000>;
0133 };
0134
0135 &dma2d {
0136 status = "okay";
0137 };
0138
0139 &dsi {
0140 #address-cells = <1>;
0141 #size-cells = <0>;
0142 status = "okay";
0143
0144 ports {
0145 #address-cells = <1>;
0146 #size-cells = <0>;
0147
0148 port@0 {
0149 reg = <0>;
0150 dsi_in: endpoint {
0151 remote-endpoint = <<dc_out_dsi>;
0152 };
0153 };
0154
0155 port@1 {
0156 reg = <1>;
0157 dsi_out: endpoint {
0158 remote-endpoint = <&dsi_panel_in>;
0159 };
0160 };
0161 };
0162
0163 panel-dsi@0 {
0164 compatible = "orisetech,otm8009a";
0165 reg = <0>; /* dsi virtual channel (0..3) */
0166 reset-gpios = <&gpioh 7 GPIO_ACTIVE_LOW>;
0167 power-supply = <&vdd_dsi>;
0168 status = "okay";
0169
0170 port {
0171 dsi_panel_in: endpoint {
0172 remote-endpoint = <&dsi_out>;
0173 };
0174 };
0175 };
0176 };
0177
0178 <dc {
0179 status = "okay";
0180
0181 port {
0182 ltdc_out_dsi: endpoint@0 {
0183 remote-endpoint = <&dsi_in>;
0184 };
0185 };
0186 };
0187
0188 &rtc {
0189 status = "okay";
0190 };
0191
0192 &timers1 {
0193 status = "okay";
0194
0195 pwm {
0196 pinctrl-0 = <&pwm1_pins>;
0197 pinctrl-names = "default";
0198 status = "okay";
0199 };
0200
0201 timer@0 {
0202 status = "okay";
0203 };
0204 };
0205
0206 &timers3 {
0207 status = "okay";
0208
0209 pwm {
0210 pinctrl-0 = <&pwm3_pins>;
0211 pinctrl-names = "default";
0212 status = "okay";
0213 };
0214
0215 timer@2 {
0216 status = "okay";
0217 };
0218 };
0219
0220 &sdio {
0221 status = "okay";
0222 vmmc-supply = <&mmc_vcard>;
0223 cd-gpios = <&gpiog 2 GPIO_ACTIVE_LOW>;
0224 broken-cd;
0225 pinctrl-names = "default", "opendrain";
0226 pinctrl-0 = <&sdio_pins>;
0227 pinctrl-1 = <&sdio_pins_od>;
0228 bus-width = <4>;
0229 };
0230
0231 &timers5 {
0232 /* Override timer5 to act as clockevent */
0233 compatible = "st,stm32-timer";
0234 interrupts = <50>;
0235 status = "okay";
0236 /delete-property/#address-cells;
0237 /delete-property/#size-cells;
0238 /delete-property/clock-names;
0239 /delete-node/pwm;
0240 /delete-node/timer@4;
0241 };
0242
0243 &usart3 {
0244 pinctrl-0 = <&usart3_pins_a>;
0245 pinctrl-names = "default";
0246 status = "okay";
0247 };
0248
0249 &usbotg_fs {
0250 dr_mode = "host";
0251 pinctrl-0 = <&usbotg_fs_pins_a>;
0252 pinctrl-names = "default";
0253 status = "okay";
0254 };
