// SPDX-License-Identifier: GPL-2.0+ /* * (C) Copyright 2018 Rockchip Electronics Co., Ltd */ #include #include #include int io_domain_init(void) { struct udevice *dev; struct uclass *uc; int ret; ret = uclass_get(UCLASS_IO_DOMAIN, &uc); if (ret) return ret; for (uclass_first_device(UCLASS_IO_DOMAIN, &dev); dev; uclass_next_device(&dev)) ; printf("io-domain: OK\n"); return 0; } UCLASS_DRIVER(io_domain) = { .id = UCLASS_IO_DOMAIN, .name = "io_domain", };