Revert "EMMC: adaption for ascend customized sd card"

ascend inclusion
category: bugfix
feature: Ascend emmc adaption
bugzilla: https://gitee.com/openeuler/kernel/issues/I4F4LL


CVE: NA

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This reverts commit 52b5a666.

Signed-off-by: zhangguijiang <zhangguijiang@huawei.com>
Reviewed-by: Weilong Chen <chenweilong@huawei.com>
Reviewed-by: YANHONG LU <luyanhong.luyanhong@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>