03_Pinctrl子系统使用示例# Pinctrl子系统使用示例# 参考资料： Linux 5.x内核文档 Documentation\devicetree\bindings\pinctrl\pinctrl-bindings.txt Linux 4.x内核文档 Documentation\pinctrl.txt Documentation\devicetree\bindings\pinctrl\pinctrl-bindings.txt #