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mmc: sh_mmcif: Add support for eMMC Dual Data Rate
authorTeppei Kamijou <teppei.kamijou.yb@renesas.com>
Wed, 12 Dec 2012 14:38:08 +0000 (15:38 +0100)
committerChris Ball <cjb@laptop.org>
Mon, 28 Jan 2013 11:51:32 +0000 (06:51 -0500)
commit613c25e7b5d4129d64327f83c00ad1463b606b01
treeba45387b863083570e06bd546bc25d9865eec34ctree | snapshot (tar.gz zip)
parent0e8752f3a5c60e1b753bb320643145b3dfd4359ccommit | diff
mmc: sh_mmcif: Add support for eMMC Dual Data Rate

Some MMCIF implementations support the Dual Data Rate. With this patch,
platforms can set the MMC_CAP_UHS_DDR50 capability flag in MMCIF platform
data. This will let the MMC core to actually use the DDR mode.

Signed-off-by: Teppei Kamijou <teppei.kamijou.yb@renesas.com>
Signed-off-by: Shinya Kuribayashi <shinya.kuribayashi.px@renesas.com>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Chris Ball <cjb@laptop.org>
drivers/mmc/host/sh_mmcif.c diff | blob | blame | history