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/linux/drivers/mmc/host/
H A Dsdhci-esdhc.hdiff ea35645a3c66a74af92d3bbb4eb131220fc3e58a Thu Apr 20 10:14:41 CEST 2017 yangbo lu <yangbo.lu@nxp.com> mmc: sdhci-of-esdhc: add support for signal voltage switch

eSDHC supports signal voltage switch from 3.3v to 1.8v by
eSDHC_PROCTL[VOLT_SEL] bit. This bit changes the value of output
signal SDHC_VS, and there must be a control circuit out of eSDHC
to change the signal voltage according to SDHC_VS output signal.

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
H A Dsdhci-of-esdhc.cdiff ea35645a3c66a74af92d3bbb4eb131220fc3e58a Thu Apr 20 10:14:41 CEST 2017 yangbo lu <yangbo.lu@nxp.com> mmc: sdhci-of-esdhc: add support for signal voltage switch

eSDHC supports signal voltage switch from 3.3v to 1.8v by
eSDHC_PROCTL[VOLT_SEL] bit. This bit changes the value of output
signal SDHC_VS, and there must be a control circuit out of eSDHC
to change the signal voltage according to SDHC_VS output signal.

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>