原文:linux gpio-leds driver

linux gpio leds driver gpio leds dts source: drivers leds documentation: linux Documentation devicetree bindings leds leds gpio.txt dts: root pwd sys devices platform leds leds root root ls led led co ...

2021-06-07 14:22 0 2099 推荐指数:

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Linux Driver : gpio-keys

Linux Driver : gpio-keys的解析 背景 在阅读高通设备树配置一个按键的时候,没有找到按键是在什么时候进行处理的。因此根据仅有的线索gpio-key.c进行分析,发现根据之前的学习积累,很快就看懂了。 介绍 gpio-keys是基于platform来实现实现的一个通用 ...

Fri Dec 18 00:45:00 CST 2020 0 1125
linux gpio_keys driver

linux gpio_keys driver source: drivers/input/keyboard/gpio_keys.c documentation: Documentation/devicetree/bindings/input/gpio-keys.txt example ...

Mon Jun 07 23:58:00 CST 2021 0 2080
linux driver ------ GPIO的驱动编写和调用

判断哪些文件被编译进内核: 1、通过 make menuconfig 查看 2、比如查看gpio类型的文件,输入 ls drivers/gpio/*.o,有生成.o文件表示被编译进内核 在编写驱动程序之前要保证该GPIO口没有被其他程序占用,若被占用则需要取消编译那个驱动程序 ...

Tue Dec 25 02:37:00 CST 2018 0 2767
Linux Driver : i2c-gpio

# Linux Driver : i2c-gpio https://www.cnblogs.com/haoxing990/p/4718834.html https://blog.csdn.net/jianwushuang/article/details/42490119 背景 ...

Tue Feb 02 00:37:00 CST 2021 0 480
0xWS2812 STM32 driver for WS2812(B) RGB LEDs

0xWS2812 STM32 driver for WS2812(B) RGB LEDs 0xWS2812 pronounced "hex-WS2812" This code aims at providing a basic interface to the WS2812(B ...

Thu Aug 27 07:48:00 CST 2015 0 7952
s5p6818 gpio controller driver

s5p6818 gpio controller driver implementation analysis linux version 3.4.39 lable 1: GPIO platform_device_register(); GPIO ...

Fri May 07 19:17:00 CST 2021 0 2052
 
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