u-boot uclass_get_device_tail 函数

 

// 获得device，进行probe

int uclass_get_device_tail(struct udevice *dev, int ret, struct udevice **devp) {     if (ret)         return ret;
    assert(dev);     ret = device_probe(dev);     if (ret)         return ret;
    *devp = dev;
    return 0; }