Commit fdc50a94 authored by Yusuke Goda's avatar Yusuke Goda Committed by Linus Torvalds

mmc: add support MMCIF for SuperH

MMCIF is the MMC Host Interface in SuperH.
Signed-off-by: default avatarYusuke Goda <yusuke.goda.sx@renesas.com>
Cc: Ben Hutchings <ben@decadent.org.uk>
Cc: Paul Mundt <lethal@linux-sh.org>
Cc: Magnus Damm <magnus.damm@gmail.com>
Cc: <linux-mmc@vger.kernel.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 99ddffd8
......@@ -412,3 +412,11 @@ config SDH_BFIN_MISSING_CMD_PULLUP_WORKAROUND
depends on SDH_BFIN
help
If you say yes here SD-Cards may work on the EZkit.
config MMC_SH_MMCIF
tristate "SuperH Internal MMCIF support"
depends on MMC_BLOCK && (SUPERH || ARCH_SHMOBILE)
help
This selects the MMC Host Interface controler (MMCIF).
This driver supports MMCIF in sh7724/sh7757/sh7372.
......@@ -34,6 +34,7 @@ obj-$(CONFIG_MMC_TMIO) += tmio_mmc.o
obj-$(CONFIG_MMC_CB710) += cb710-mmc.o
obj-$(CONFIG_MMC_VIA_SDMMC) += via-sdmmc.o
obj-$(CONFIG_SDH_BFIN) += bfin_sdh.o
obj-$(CONFIG_MMC_SH_MMCIF) += sh_mmcif.o
obj-$(CONFIG_MMC_SDHCI_OF) += sdhci-of.o
sdhci-of-y := sdhci-of-core.o
......
This diff is collapsed.
/*
* include/linux/mmc/sh_mmcif.h
*
* platform data for eMMC driver
*
* Copyright (C) 2010 Renesas Solutions Corp.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License.
*
*/
#ifndef __SH_MMCIF_H__
#define __SH_MMCIF_H__
/*
* MMCIF : CE_CLK_CTRL [19:16]
* 1000 : Peripheral clock / 512
* 0111 : Peripheral clock / 256
* 0110 : Peripheral clock / 128
* 0101 : Peripheral clock / 64
* 0100 : Peripheral clock / 32
* 0011 : Peripheral clock / 16
* 0010 : Peripheral clock / 8
* 0001 : Peripheral clock / 4
* 0000 : Peripheral clock / 2
* 1111 : Peripheral clock (sup_pclk set '1')
*/
struct sh_mmcif_plat_data {
void (*set_pwr)(struct platform_device *pdev, int state);
void (*down_pwr)(struct platform_device *pdev);
u8 sup_pclk; /* 1 :SH7757, 0: SH7724/SH7372 */
unsigned long caps;
u32 ocr;
};
#endif /* __SH_MMCIF_H__ */
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