u-boot uclass_get_device_by_seq函数

uclass_get_device_by_seq

//通过序号从uclass的设备链表中获取udevice，进行probe                  
int uclass_get_device_by_seq(enum uclass_id id, int seq, struct udevice **devp)

int uclass_get_device_by_seq(enum uclass_id id, int seq, struct udevice **devp) {     struct udevice *dev;     int ret;
    *devp = NULL;     ret = uclass_find_device_by_seq(id, seq, &dev);
    return uclass_get_device_tail(dev, ret, devp); }