mirror of
https://github.com/smaeul/u-boot.git
synced 2025-10-31 03:58:17 +00:00
b0283b5e3d
The blue led is used to indicate U-Boot entering / exit indication then Linux heartbeat. Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com> Reviewed-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
64 lines
988 B
Plaintext
64 lines
988 B
Plaintext
// SPDX-License-Identifier: GPL-2.0-or-later OR BSD-3-Clause
|
|
/*
|
|
* Copyright : STMicroelectronics 2022
|
|
*/
|
|
|
|
#include <dt-bindings/input/linux-event-codes.h>
|
|
#include "stm32mp15-scmi-u-boot.dtsi"
|
|
|
|
/ {
|
|
aliases {
|
|
i2c3 = &i2c4;
|
|
};
|
|
|
|
config {
|
|
u-boot,boot-led = "led-blue";
|
|
u-boot,error-led = "led-red";
|
|
u-boot,mmc-env-partition = "u-boot-env";
|
|
};
|
|
|
|
gpio-keys {
|
|
compatible = "gpio-keys";
|
|
|
|
button-user-1 {
|
|
label = "User-1";
|
|
linux,code = <BTN_1>;
|
|
gpios = <&gpioa 14 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
|
|
};
|
|
|
|
button-user-2 {
|
|
label = "User-2";
|
|
linux,code = <BTN_2>;
|
|
gpios = <&gpioa 13 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
|
|
};
|
|
};
|
|
|
|
led {
|
|
compatible = "gpio-leds";
|
|
|
|
led-blue {
|
|
gpios = <&gpiod 9 GPIO_ACTIVE_HIGH>;
|
|
};
|
|
|
|
led-red {
|
|
gpios = <&gpioa 13 GPIO_ACTIVE_LOW>;
|
|
};
|
|
};
|
|
};
|
|
|
|
&uart4 {
|
|
bootph-all;
|
|
};
|
|
|
|
&uart4_pins_a {
|
|
bootph-all;
|
|
pins1 {
|
|
bootph-all;
|
|
};
|
|
pins2 {
|
|
bootph-all;
|
|
/* pull-up on rx to avoid floating level */
|
|
bias-pull-up;
|
|
};
|
|
};
|