2026年考研中山大学计算机复试技巧分享

rootrootrootroot-X99-Turbo:~/proj/RK3576_Linux

1$ llrootrootrootroot-X99-Turbo:~/proj/RK3576_Linux

1$ ll *shlrwxrwxrwx 1 rootroot rootroot 39 3月 8 2025 build.sh - device/rockchip/common/scripts/build.sh*lrwxrwxrwx 1 rootroot rootroot 41 3月 8 2025 rkflash.sh - device/rockchip/common/scripts/rkflash.sh*rootrootrootroot-X99-Turbo:~/proj/RK3576_Linux

1$rootrootrootroot-X99-Turbo:~/proj/RK3576_Linux

1$ ./build.sh lunch

rockchip_rk3576_evb1_v10_defconfigWhich would you like? [1]: 3rootrootrootroot-X99-Turbo:~/proj/RK3576_Linux

1$ ./build.shecho 26 /sys/class/gpio/exportecho out /sys/class/gpio/gpio26/directionecho 1 /sys/class/gpio/gpio26/value20260128让天启AIO-3576Q38开发板在Rockchip瑞芯微原厂Buildroot下打开HDMI显示【在uboot阶段拉高GPIO26】2026/1/28 17:10缘起让天启AIO-3576Q38开发板在Rockchip瑞芯微原厂Buildroot下打开HDMI显示默认编译天启AIO-3576Q38开发板 的HDMI是没有显示的。

偶然的原因拉高GPIO26/GPIO0D2的时候HDMI有显示了^_【可控】GPIO0_d2_D SYS_LED电源指示灯 0D2 24226看原理图得知GPIO26/GPIO0D2 控制 VCC_SYS_EN【看名字是系统的总电源】VCC5V0_SYS、VCC3V3_SYS 这两路电源【

0V/

3V】都是受 GPIO26/GPIO0D2 所控制的开机就必须打开当你把荣品RD-RK3588开发板重新适配一把就相当于从头做了一个项目【荣品RD-RK3588开发板】。

当然开发板的功能都是好的你免除了调试的过程也就没有解决相关硬件出错的经验/机会了

Z:\git_RK3576_Linux

1\kernel-

1\arch\arm64\boot\dts\rockchip\rk3576-evb1-v10-linux.dts// SPDX-License-Identifier: (GPL-

0 OR MIT)/** Copyright (c) 2024 Rockchip Electronics Co., Ltd.**//dts-v1/;#include rk

dtsi#include rk3576-evb

dtsi#include rk3576-evb1-cam-dcphy

dtsi#include rk3576-linux.dtsi/ {model Rockchip RK3576 EVB1 V10 Board;compatible rockchip,rk3576-evb1-v10, rockchip,rk3576;// 2026/1/28 16:45 wenyuanbo add for HDMI [VCC5V0_SYS VCC3V3_SYS]gpiotest: gpiotest-regulator { //gpio power enablecompatible regulator-fixed;gpios gpio0 RK_PD2 GPIO_ACTIVE_HIGH;pinctrl-names default;pinctrl-0 gpiopower;regulator-name vcc_camear;enable-active-high;regulator-always-on;regulator-boot-on;};};pinctrl {// 2026/1/28 16:45 wenyuanbo add for HDMI [VCC5V0_SYS VCC3V3_SYS]gpiopower:gpiopower-pwr{rockchip,pin 0 RK_PD2 pcfg_pull_up;};};

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