linux/arch/arm/boot/dts/stm32429i-eval.dts
Benjamin Gaignard f8849332ae ARM: dts: stm32: Add power-supply for RGB panel on stm32429i-eval
Add a fixed regulator and use it as power supply for RBG panel.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
2020-01-09 12:29:28 +01:00

326 lines
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/*
* Copyright 2015 - Maxime Coquelin <mcoquelin.stm32@gmail.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.
*
* You should have received a copy of the GNU General Public
* License along with this file; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
* MA 02110-1301 USA
*
* 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 "stm32f429.dtsi"
#include "stm32f429-pinctrl.dtsi"
#include <dt-bindings/input/input.h>
#include <dt-bindings/gpio/gpio.h>
/ {
model = "STMicroelectronics STM32429i-EVAL board";
compatible = "st,stm32429i-eval", "st,stm32f429";
chosen {
bootargs = "root=/dev/ram";
stdout-path = "serial0:115200n8";
};
memory@00000000 {
device_type = "memory";
reg = <0x00000000 0x2000000>;
};
aliases {
serial0 = &usart1;
};
clocks {
clk_ext_camera: clk-ext-camera {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <24000000>;
};
};
soc {
dma-ranges = <0xc0000000 0x0 0x10000000>;
};
vdda: regulator-vdda {
compatible = "regulator-fixed";
regulator-name = "vdda";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
vref: regulator-vref {
compatible = "regulator-fixed";
regulator-name = "vref";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
vdd_panel: vdd-panel {
compatible = "regulator-fixed";
regulator-name = "vdd_panel";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
leds {
compatible = "gpio-leds";
green {
gpios = <&gpiog 6 1>;
linux,default-trigger = "heartbeat";
};
orange {
gpios = <&gpiog 7 1>;
};
red {
gpios = <&gpiog 10 1>;
};
blue {
gpios = <&gpiog 12 1>;
};
};
gpio_keys {
compatible = "gpio-keys";
#address-cells = <1>;
#size-cells = <0>;
autorepeat;
button@0 {
label = "Wake up";
linux,code = <KEY_WAKEUP>;
gpios = <&gpioa 0 0>;
};
button@1 {
label = "Tamper";
linux,code = <KEY_RESTART>;
gpios = <&gpioc 13 0>;
};
};
usbotg_hs_phy: usbphy {
#phy-cells = <0>;
compatible = "usb-nop-xceiv";
clocks = <&rcc 0 STM32F4_AHB1_CLOCK(OTGHSULPI)>;
clock-names = "main_clk";
};
panel_rgb: panel-rgb {
compatible = "ampire,am-480272h3tmqw-t01h";
power-supply = <&vdd_panel>;
status = "okay";
port {
panel_in_rgb: endpoint {
remote-endpoint = <&ltdc_out_rgb>;
};
};
};
mmc_vcard: mmc_vcard {
compatible = "regulator-fixed";
regulator-name = "mmc_vcard";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
};
&adc {
pinctrl-names = "default";
pinctrl-0 = <&adc3_in8_pin>;
vdda-supply = <&vdda>;
vref-supply = <&vref>;
status = "okay";
adc3: adc@200 {
st,adc-channels = <8>;
status = "okay";
};
};
&clk_hse {
clock-frequency = <25000000>;
};
&crc {
status = "okay";
};
&dcmi {
status = "okay";
port {
dcmi_0: endpoint {
remote-endpoint = <&ov2640_0>;
bus-width = <8>;
hsync-active = <0>;
vsync-active = <0>;
pclk-sample = <1>;
};
};
};
&i2c1 {
pinctrl-0 = <&i2c1_pins>;
pinctrl-names = "default";
status = "okay";
ov2640: camera@30 {
compatible = "ovti,ov2640";
reg = <0x30>;
resetb-gpios = <&stmpegpio 2 GPIO_ACTIVE_HIGH>;
pwdn-gpios = <&stmpegpio 0 GPIO_ACTIVE_LOW>;
clocks = <&clk_ext_camera>;
clock-names = "xvclk";
status = "okay";
port {
ov2640_0: endpoint {
remote-endpoint = <&dcmi_0>;
};
};
};
stmpe1600: stmpe1600@42 {
compatible = "st,stmpe1600";
reg = <0x42>;
interrupts = <8 3>;
interrupt-parent = <&gpioi>;
interrupt-controller;
wakeup-source;
stmpegpio: stmpe_gpio {
compatible = "st,stmpe-gpio";
gpio-controller;
#gpio-cells = <2>;
};
};
};
&iwdg {
status = "okay";
timeout-sec = <32>;
};
&ltdc {
status = "okay";
pinctrl-0 = <&ltdc_pins>;
pinctrl-names = "default";
port {
ltdc_out_rgb: endpoint {
remote-endpoint = <&panel_in_rgb>;
};
};
};
&mac {
status = "okay";
pinctrl-0 = <&ethernet_mii>;
pinctrl-names = "default";
phy-mode = "mii";
phy-handle = <&phy1>;
mdio0 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "snps,dwmac-mdio";
phy1: ethernet-phy@1 {
reg = <1>;
};
};
};
&rtc {
status = "okay";
};
&sdio {
status = "okay";
vmmc-supply = <&mmc_vcard>;
cd-gpios = <&stmpegpio 15 GPIO_ACTIVE_LOW>;
pinctrl-names = "default", "opendrain";
pinctrl-0 = <&sdio_pins>;
pinctrl-1 = <&sdio_pins_od>;
bus-width = <4>;
max-frequency = <12500000>;
};
&timers1 {
status = "okay";
pwm {
pinctrl-0 = <&pwm1_pins>;
pinctrl-names = "default";
status = "okay";
};
timer@0 {
status = "okay";
};
};
&timers3 {
status = "okay";
pwm {
pinctrl-0 = <&pwm3_pins>;
pinctrl-names = "default";
status = "okay";
};
timer@2 {
status = "okay";
};
};
&usart1 {
pinctrl-0 = <&usart1_pins_a>;
pinctrl-names = "default";
status = "okay";
};
&usbotg_hs {
dr_mode = "host";
phys = <&usbotg_hs_phy>;
phy-names = "usb2-phy";
pinctrl-0 = <&usbotg_hs_pins_a>;
pinctrl-names = "default";
status = "okay";
};