mmc: esdhc: Implement power management for ESDHC

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For FSL ESDHC controllers, when entering sleep the controller will power off,
therefore the registers will lose their values, and the driver should save
the value of registers during suspend and write them back during resume.

Signed-off-by: Jerry Huang <Chang-Ming.Huang@freescale.com>
Signed-off-by: Jiang Yutang <b14898@freescale.com>
Acked-by: Anton Vorontsov <cbouatmailru@gmail.com>
Signed-off-by: Chris Ball <cjb@laptop.org>

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Jerry Huang 2012-02-04 17:13:13 -05:00 • committed by Chris Ball

parent a1b13b4e18

commit 192b537242

1 changed files with 18 additions and 0 deletions

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

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