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(parent: 92b3e5f) | patch
mmc: sdhci-esdhc-imx: tuning bits should not be cleared during reset
authorDong Aisheng <b29396@freescale.com>
Mon, 4 Nov 2013 08:38:26 +0000 (16:38 +0800)
committerChris Ball <cjb@laptop.org>
Tue, 26 Nov 2013 21:49:09 +0000 (16:49 -0500)
commit2946ace847ccd8cfe365ac225156c581397a516f
tree920d79807bbf324d4082f6b096e22c269b3d1ed4tree | snapshot
parent92b3e5f6bc9cf09a44499def925f9e53d0f20679commit | diff
mmc: sdhci-esdhc-imx: tuning bits should not be cleared during reset

We should not clear tuning bits during reset or the SD3.0/eMMC4.5 card
working on UHS mode may not work after reset since the former tuning
settings was lost.

Signed-off-by: Dong Aisheng <b29396@freescale.com>
Acked-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Chris Ball <cjb@laptop.org>
drivers/mmc/host/sdhci-esdhc-imx.c diff | blob | history
Linux kernel for KaRo TX COM modules