mmc: sdhci-of-esdhc: fix esdhc_reset() for different controller versions

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This patch is to fix operating in esdhc_reset() for different
controller versions, and to add bus-width restoring after data
reset for eSDHC (verdor version <= 2.2).

Also add annotation for understanding.

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/20200108040713.38888-1-yangbo.lu@nxp.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

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Yangbo Lu 2020-01-08 12:07:12 +08:00 • committed by Ulf Hansson

parent 5b742232d7

commit 2aa3d826ad

1 changed files with 39 additions and 4 deletions

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drivers/mmc/host/sdhci-of-esdhc.c

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