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// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
/*
* Copyright (c) STMicroelectronics 2019 - All Rights Reserved
* Copyright (c) 2020 Engicam srl
* Copyright (c) 2020 Amarula Solutions(India)
*/
/dts-v1/;
#include "stm32mp157.dtsi"
#include "stm32mp157a-microgea-stm32mp1.dtsi"
#include "stm32mp15-pinctrl.dtsi"
#include "stm32mp15xxaa-pinctrl.dtsi"
#include <dt-bindings/gpio/gpio.h>
/ {
model = "Engicam MicroGEA STM32MP1 MicroDev 2.0 7\" Open Frame";
compatible = "engicam,microgea-stm32mp1-microdev2.0-of7",
"engicam,microgea-stm32mp1", "st,stm32mp157";
aliases {
serial0 = &uart4;
serial1 = &uart8;
};
chosen {
stdout-path = "serial0:115200n8";
};
backlight: backlight {
compatible = "gpio-backlight";
gpios = <&gpiod 13 GPIO_ACTIVE_HIGH>;
default-on;
};
lcd_3v3: regulator-lcd-3v3 {
compatible = "regulator-fixed";
regulator-name = "lcd_3v3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&gpiof 10 GPIO_ACTIVE_HIGH>;
enable-active-high;
regulator-always-on;
power-supply = <&panel_pwr>;
};
panel_pwr: regulator-panel-pwr {
compatible = "regulator-fixed";
regulator-name = "panel_pwr";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&gpiob 10 GPIO_ACTIVE_HIGH>;
regulator-always-on;
};
panel {
compatible = "auo,b101aw03";
backlight = <&backlight>;
enable-gpios = <&gpiof 2 GPIO_ACTIVE_HIGH>;
power-supply = <&lcd_3v3>;
port {
panel_in: endpoint {
remote-endpoint = <<dc_ep0_out>;
};
};
};
};
&i2c2 {
i2c-scl-falling-time-ns = <20>;
i2c-scl-rising-time-ns = <185>;
pinctrl-names = "default", "sleep";
pinctrl-0 = <&i2c2_pins_a>;
pinctrl-1 = <&i2c2_sleep_pins_a>;
status = "okay";
};
<dc {
pinctrl-names = "default";
pinctrl-0 = <<dc_pins>;
status = "okay";
port {
ltdc_ep0_out: endpoint@0 {
reg = <0>;
remote-endpoint = <&panel_in>;
};
};
};
&pinctrl {
ltdc_pins: ltdc-0 {
pins {
pinmux = <STM32_PINMUX('G', 10, AF14)>, /* LTDC_B2 */
<STM32_PINMUX('H', 12, AF14)>, /* LTDC_R6 */
<STM32_PINMUX('H', 11, AF14)>, /* LTDC_R5 */
<STM32_PINMUX('D', 10, AF14)>, /* LTDC_B3 */
<STM32_PINMUX('D', 9, AF14)>, /* LTDC_B0 */
<STM32_PINMUX('E', 5, AF14)>, /* LTDC_G0 */
<STM32_PINMUX('E', 6, AF14)>, /* LTDC_G1 */
<STM32_PINMUX('E', 13, AF14)>, /* LTDC_DE */
<STM32_PINMUX('E', 15, AF14)>, /* LTDC_R7 */
<STM32_PINMUX('G', 7, AF14)>, /* LTDC_CLK */
<STM32_PINMUX('G', 12, AF14)>, /* LTDC_B1 */
<STM32_PINMUX('H', 2, AF14)>, /* LTDC_R0 */
<STM32_PINMUX('H', 3, AF14)>, /* LTDC_R1 */
<STM32_PINMUX('H', 8, AF14)>, /* LTDC_R2 */
<STM32_PINMUX('H', 9, AF14)>, /* LTDC_R3 */
<STM32_PINMUX('H', 10, AF14)>, /* LTDC_R4 */
<STM32_PINMUX('H', 13, AF14)>, /* LTDC_G2 */
<STM32_PINMUX('H', 14, AF14)>, /* LTDC_G3 */
<STM32_PINMUX('H', 15, AF14)>, /* LTDC_G4 */
<STM32_PINMUX('I', 0, AF14)>, /* LTDC_G5 */
<STM32_PINMUX('I', 1, AF14)>, /* LTDC_G6 */
<STM32_PINMUX('I', 2, AF14)>, /* LTDC_G7 */
<STM32_PINMUX('I', 4, AF14)>, /* LTDC_B4 */
<STM32_PINMUX('I', 5, AF14)>, /* LTDC_B5 */
<STM32_PINMUX('B', 8, AF14)>, /* LTDC_B6 */
<STM32_PINMUX('I', 7, AF14)>, /* LTDC_B7 */
<STM32_PINMUX('I', 9, AF14)>, /* LTDC_VSYNC */
<STM32_PINMUX('I', 10, AF14)>; /* LTDC_HSYNC */
bias-disable;
drive-push-pull;
slew-rate = <3>;
};
};
};
&sdmmc1 {
bus-width = <4>;
disable-wp;
pinctrl-names = "default", "opendrain", "sleep";
pinctrl-0 = <&sdmmc1_b4_pins_a>;
pinctrl-1 = <&sdmmc1_b4_od_pins_a>;
pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>;
st,neg-edge;
vmmc-supply = <&vdd>;
status = "okay";
};
&uart4 {
pinctrl-names = "default", "sleep", "idle";
pinctrl-0 = <&uart4_pins_a>;
pinctrl-1 = <&uart4_sleep_pins_a>;
pinctrl-2 = <&uart4_idle_pins_a>;
/delete-property/dmas;
/delete-property/dma-names;
status = "okay";
};
/* J31: RS323 */
&uart8 {
pinctrl-names = "default";
pinctrl-0 = <&uart8_pins_a>;
/delete-property/dmas;
/delete-property/dma-names;
status = "okay";
};
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