From: Robin Murphy <robin.murphy@arm.com>
Date: Fri, 4 Feb 2022 20:16:41 +0000
Subject: iommu/rockchip: : Use standard driver registration
Git-commit: 6efd3b8356693898e87610e52bfecd81c70a419b
Patch-mainline: v5.18-rc1
References: bsc#1205701

It's been a long time since there was any reason to register IOMMU
drivers early. Convert to the standard platform driver helper.

CC: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Link: https://lore.kernel.org/r/c08d58bff340da6a829e76d66d2fa090a9718384.1644005728.git.robin.murphy@arm.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
---
 drivers/iommu/rockchip-iommu.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/drivers/iommu/rockchip-iommu.c b/drivers/iommu/rockchip-iommu.c
index 7f23ad61c094..204a93a72572 100644
--- a/drivers/iommu/rockchip-iommu.c
+++ b/drivers/iommu/rockchip-iommu.c
@@ -1407,9 +1407,4 @@ static struct platform_driver rk_iommu_driver = {
 		   .suppress_bind_attrs = true,
 	},
 };
-
-static int __init rk_iommu_init(void)
-{
-	return platform_driver_register(&rk_iommu_driver);
-}
-subsys_initcall(rk_iommu_init);
+builtin_platform_driver(rk_iommu_driver);