diff options
| author | Yusuke Goda <yusuke.goda.sx@renesas.com> | 2010-05-26 14:41:59 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-05-27 09:12:39 -0700 |
| commit | fdc50a9444b9781f4dd5aa5f7453300d2688cc5f (patch) | |
| tree | d1e1e29c06ec03ecb3b217dfcdfb49f0a5eb30e2 /include/linux | |
| parent | 99ddffd8ef84c0389e31cb4b90d9e5415ea19cb0 (diff) | |
mmc: add support MMCIF for SuperH
MMCIF is the MMC Host Interface in SuperH.
Signed-off-by: Yusuke 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: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/mmc/sh_mmcif.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/include/linux/mmc/sh_mmcif.h b/include/linux/mmc/sh_mmcif.h new file mode 100644 index 00000000000..aafe832f18a --- /dev/null +++ b/include/linux/mmc/sh_mmcif.h @@ -0,0 +1,39 @@ +/* + * 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__ */ |