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| author | Albert Herranz <albert_herranz@yahoo.es> | 2009-12-18 00:27:20 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-18 00:45:31 +0100 |
| commit | 7657c3a7d4bd42b832af5d6bb0e0e9bdba82d44d (patch) | |
| tree | fed3143974d72415771484f9bdcf544415ab3bcd /drivers/mmc/host/sdhci-of.h | |
| parent | sdhci-of: rename main driver file prior to reorganization (diff) | |
| download | linux-7657c3a7d4bd42b832af5d6bb0e0e9bdba82d44d.tar.xz linux-7657c3a7d4bd42b832af5d6bb0e0e9bdba82d44d.zip | |
sdhci-of: reorganize driver to support additional hardware
This patch breaks down sdhci-of into a core portion and a eSDHC portion,
clearing the path to easily support additional hardware using the same OF
driver.
Signed-off-by: Albert Herranz <albert_herranz@yahoo.es>
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 '')
| -rw-r--r-- | drivers/mmc/host/sdhci-of.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/drivers/mmc/host/sdhci-of.h b/drivers/mmc/host/sdhci-of.h new file mode 100644 index 000000000000..17e873d3baaf --- /dev/null +++ b/drivers/mmc/host/sdhci-of.h @@ -0,0 +1,41 @@ +/* + * OpenFirmware bindings for Secure Digital Host Controller Interface. + * + * Copyright (c) 2007 Freescale Semiconductor, Inc. + * Copyright (c) 2009 MontaVista Software, Inc. + * + * Authors: Xiaobo Xie <X.Xie@freescale.com> + * Anton Vorontsov <avorontsov@ru.mvista.com> + * + * 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, or (at + * your option) any later version. + */ + +#ifndef __SDHCI_OF_H +#define __SDHCI_OF_H + +#include <linux/types.h> +#include "sdhci.h" + +struct sdhci_of_data { + unsigned int quirks; + struct sdhci_ops ops; +}; + +struct sdhci_of_host { + unsigned int clock; + u16 xfer_mode_shadow; +}; + +extern u32 sdhci_be32bs_readl(struct sdhci_host *host, int reg); +extern u16 sdhci_be32bs_readw(struct sdhci_host *host, int reg); +extern u8 sdhci_be32bs_readb(struct sdhci_host *host, int reg); +extern void sdhci_be32bs_writel(struct sdhci_host *host, u32 val, int reg); +extern void sdhci_be32bs_writew(struct sdhci_host *host, u16 val, int reg); +extern void sdhci_be32bs_writeb(struct sdhci_host *host, u8 val, int reg); + +extern struct sdhci_of_data sdhci_esdhc; + +#endif /* __SDHCI_OF_H */ |