添加了完整的LVGL集成支持,包括: - 在app.overlay中配置显示设备树,添加背光别名和SPI3总线支持 - 集成PWM背光控制,通过pwm-leds子系统管理背光亮度 - 配置LVGL自动初始化和工作队列运行模式 - 实现显示模块的工作队列更新机制,包含UI创建和定时刷新 - 添加详细的LVGL移植说明文档,涵盖设备树配置、调试步骤和常见问题 - 调整分区配置以适应LVGL固件大小需求 - 启用MCUBoot bootloader支持OTA功能 该变更使得系统能够在ST7789V显示屏上正常运行LVGL界面,并通过PWM控制背光。
109 lines
1.7 KiB
Plaintext
109 lines
1.7 KiB
Plaintext
#include <zephyr/dt-bindings/gpio/gpio.h>
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/ {
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chosen {
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zephyr,display = &st7789v3;
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};
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aliases {
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backlight = &backlight;
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};
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zephyr,user {
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vbat-en-gpios = <&gpio0 9 GPIO_ACTIVE_HIGH>;
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io-channels = <&adc 5>, <&adc 7>;
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};
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hid_dev_0: hid_dev_0 {
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compatible = "zephyr,hid-device";
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label = "HID_BOOT";
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protocol-code = "keyboard";
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in-report-size = <8>;
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in-polling-period-us = <1000>;
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out-report-size = <8>;
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out-polling-period-us = <1000>;
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};
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hid_dev_1: hid_dev_1 {
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compatible = "zephyr,hid-device";
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label = "HID_NKRO";
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protocol-code = "none";
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in-report-size = <31>;
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in-polling-period-us = <1000>;
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out-report-size = <31>;
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out-polling-period-us = <1000>;
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};
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raw_hid: hid_dev_2 {
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compatible = "zephyr,hid-device";
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label = "HID_RAW";
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protocol-code = "none";
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in-report-size = <64>;
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in-polling-period-us = <1000>;
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out-report-size = <64>;
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out-polling-period-us = <1000>;
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};
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};
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&gpio0 {
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status = "okay";
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};
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&gpio1 {
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status = "okay";
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};
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&gpiote {
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status = "okay";
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};
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&led_0 {
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status = "okay";
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};
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&led_1 {
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status = "okay";
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};
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/* 使能 SAADC,mode_switch_module 使用 channel 7 采样模式拨码电压。 */
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&adc {
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status = "okay";
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};
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&i2c1 {
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status = "okay";
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ip5305: pmic@75 {
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status = "okay";
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keepalive-interval-ms = <10000>;
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};
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};
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&usbd {
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status = "okay";
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};
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qdec: &qdec {
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status = "okay";
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};
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&spi3 {
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status = "okay";
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};
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&mipi_dbi {
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status = "okay";
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};
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&st7789v3 {
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status = "okay";
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};
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&pwm_leds {
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status = "okay";
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};
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&pwm0 {
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status = "okay";
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};
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