AMD SD controller supports the SDR104 mode, but caps2 can not
be promoted to support hs200 for eMMC.
Signed-off-by: Vincent Wan <vincent.wan@amd.com>
Signed-off-by: Wan Zongshun <mcuos.com@gmail.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>