摘要: 1. xxx.dts 中有如下驱动的资源描述: 1 imx6-led{ 2 compatible = "imx6,led"; 3 led-green = <&gpio1 8 GPIO_ACTIVE_LOW>; 4 status = "okay"; 5 }; GPIO_ACTIVE_LOW 表示低电平 阅读全文
posted @ 2020-06-15 12:55 on_the_go 阅读(4391) 评论(0) 推荐(1) 编辑