mmc: sdhci-of-esdhc: fix clock setting for different controller versions

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This patch is to fix clock setting code for different controller
versions. Two of HW changes after vendor version 2.2 are removing
PEREN/HCKEN/IPGEN bits in system control register, and adding SD
clock stable bit in present state register. This patch cleans up
related code too.

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
Link: https://lore.kernel.org/r/20200108040713.38888-2-yangbo.lu@nxp.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

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Yangbo Lu 2020-01-08 12:07:13 +08:00 • committed by Ulf Hansson

parent 2aa3d826ad

commit 1b21a701ae

1 changed files with 72 additions and 56 deletions

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

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