int (*get_ro)(struct device *dev, int slot);
int (*set_sleep)(struct device *dev, int slot, int sleep,
int vdd, int cardsleep);
+ void (*remux)(struct device *dev, int slot, int power_on);
/* Call back before enabling / disabling regulators */
void (*before_set_reg)(struct device *dev, int slot,
int power_on, int vdd);