Linux驱动开发基础知识设备树的相关内容

文章 2024-02-07 来自：开发者社区

Linux 驱动开发基础知识——内核对设备树的处理与使用（十）

一、内核对设备树的处理从源代码文件 dts 文件开始，设备树的处理过程为： dts 在 PC 机上被编译为 dt...

文章 2024-02-07 来自：开发者社区

Linux 驱动开发基础知识——设备树的语法驱动开发基础知识（九）

一、设备树的引入与作用以 LED 驱动为例，如果你要更换 LED 所用的 GPIO 引脚，需要修改驱动程序源码、重新编译驱动、重新加载驱动。在内核中，使用同一个芯片的板子，它们所用的外设资源不一样，比如 A 板用 GPIOA，B 板用 GPIOB。而 GPIO ...

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更新时间 2024-02-13 03:00:07

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