Linux fwnode和device_node的区别
Linux fwnode和device_node的区别废话不多说,直接开干。fwnode_property_read_u32(dev_fwnode(&client->dev), “rotation”, &rotation);为例子先看dev_fwnode();struct fwnode_handle *dev_fwnode(struct device *dev){ return IS_ENABLED(CONFIG_OF) &&