mmc: sdhci-esdhc-imx: dump internal IC debug status during error

USDHC of i.MX has internal IC debug register, which record the IC
logical status. So dump these logical status in error condition,
this can help analyzing issue.

Signed-off-by: Haibo Chen <haibo.chen@nxp.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/1592985830-13038-1-git-send-email-haibo.chen@nxp.com


Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>