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kernel/linux-imx6_3.14.28/arch/arm/mach-omap2/hsmmc.h 1.74 KB
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  /*
   * MMC definitions for OMAP2
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License version 2 as
   * published by the Free Software Foundation.
   */
  
  struct mmc_card;
  
  struct omap2_hsmmc_info {
  	u8	mmc;		/* controller 1/2/3 */
  	u32	caps;		/* 4/8 wires and any additional host
  				 * capabilities OR'd (ref. linux/mmc/host.h) */
  	u32	pm_caps;	/* PM capabilities */
  	bool	transceiver;	/* MMC-2 option */
  	bool	ext_clock;	/* use external pin for input clock */
  	bool	cover_only;	/* No card detect - just cover switch */
  	bool	nonremovable;	/* Nonremovable e.g. eMMC */
  	bool	power_saving;	/* Try to sleep or power off when possible */
  	bool	no_off;		/* power_saving and power is not to go off */
  	bool	no_off_init;	/* no power off when not in MMC sleep state */
  	bool	vcc_aux_disable_is_sleep; /* Regulator off remapped to sleep */
  	bool	deferred;	/* mmc needs a deferred probe */
  	int	gpio_cd;	/* or -EINVAL */
  	int	gpio_wp;	/* or -EINVAL */
  	char	*name;		/* or NULL for default */
  	struct platform_device *pdev;	/* mmc controller instance */
  	int	ocr_mask;	/* temporary HACK */
  	int	max_freq;	/* maximum clock, if constrained by external
  				 * circuitry, or 0 for default */
  	/* Remux (pad configuration) when powering on/off */
  	void (*remux)(struct device *dev, int slot, int power_on);
  	/* init some special card */
  	void (*init_card)(struct mmc_card *card);
  };
  
  #if defined(CONFIG_MMC_OMAP_HS) || defined(CONFIG_MMC_OMAP_HS_MODULE)
  
  void omap_hsmmc_init(struct omap2_hsmmc_info *);
  void omap_hsmmc_late_init(struct omap2_hsmmc_info *);
  
  #else
  
  static inline void omap_hsmmc_init(struct omap2_hsmmc_info *info)
  {
  }
  
  static inline void omap_hsmmc_late_init(struct omap2_hsmmc_info *info)
  {
  }
  
  #endif