release/src-rt-6.x.4708/linux/linux-2.6.36/drivers/mmc/host/sdhci-of.h

   1 /*
   2  * OpenFirmware bindings for Secure Digital Host Controller Interface.
   3  *
   4  * Copyright (c) 2007 Freescale Semiconductor, Inc.
   5  * Copyright (c) 2009 MontaVista Software, Inc.
   6  *
   7  * Authors: Xiaobo Xie <X.Xie@freescale.com>
   8  *          Anton Vorontsov <avorontsov@ru.mvista.com>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or (at
  13  * your option) any later version.
  14  */
  15
  16 #ifndef __SDHCI_OF_H
  17 #define __SDHCI_OF_H
  18
  19 #include <linux/types.h>
  20 #include "sdhci.h"
  21
  22 struct sdhci_of_data {
  23         unsigned int quirks;
  24         struct sdhci_ops ops;
  25 };
  26
  27 struct sdhci_of_host {
  28         unsigned int clock;
  29         u16 xfer_mode_shadow;
  30 };
  31
  32 extern u32 sdhci_be32bs_readl(struct sdhci_host *host, int reg);
  33 extern u16 sdhci_be32bs_readw(struct sdhci_host *host, int reg);
  34 extern u8 sdhci_be32bs_readb(struct sdhci_host *host, int reg);
  35 extern void sdhci_be32bs_writel(struct sdhci_host *host, u32 val, int reg);
  36 extern void sdhci_be32bs_writew(struct sdhci_host *host, u16 val, int reg);
  37 extern void sdhci_be32bs_writeb(struct sdhci_host *host, u8 val, int reg);
  38
  39 extern struct sdhci_of_data sdhci_esdhc;
  40 extern struct sdhci_of_data sdhci_hlwd;
  41
  42 #endif /* __SDHCI_OF_H */