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Hynix ufs has deviations on hi36xx platform which will result
in ufs bursts transfer failures at a very low probability.

To fix the problem, the Hynix device must set the register
VS_DebugSaveConfigTime to 0x10, which will set time reference
for SaveConfigTime is 250 ns. The time reference for SaveConfigTime
is 40 ns by default.
Signed-off-by: fengbaopeng <fengbaopeng@hisilicon.com>

When check HLE bit in interrupt register, it should check whether
HLE bit is set, not clear.
Signed-off-by: Haojian Zhuang <haojian.zhuang@linaro.org>

Initialized the designware UFS PHY.
Signed-off-by: Haojian Zhuang <haojian.zhuang@linaro.org>

To make software license auditing simpler, use SPDX[0] license
identifiers instead of duplicating the license text in every file.

NOTE: Files that have been imported by FreeBSD have not been modified.

[0]: https://spdx.org/



Change-Id: I80a00e1f641b8cc075ca5a95b10607ed9ed8761a
Signed-off-by: dp-arm <dimitris.papastamos@arm.com>

Support Designware eMMC driver. It's based on both IO block
and eMMC driver.
Signed-off-by: Haojian Zhuang <haojian.zhuang@linaro.org>