#define MMC_TIMING_LEGACY 0
#define MMC_TIMING_MMC_HS 1
#define MMC_TIMING_SD_HS 2
+
+ unsigned char ddr; /* dual data rate used */
+
+#define MMC_SDR_MODE 0
+#define MMC_1_2V_DDR_MODE 1
+#define MMC_1_8V_DDR_MODE 2
};
struct mmc_host_ops {
const struct mmc_host_ops *ops;
unsigned int f_min;
unsigned int f_max;
+ unsigned int f_init;
u32 ocr_avail;
struct notifier_block pm_notify;
#define MMC_CAP_NONREMOVABLE (1 << 8) /* Nonremovable e.g. eMMC */
#define MMC_CAP_WAIT_WHILE_BUSY (1 << 9) /* Waits while card is busy */
#define MMC_CAP_ERASE (1 << 10) /* Allow erase/trim commands */
+#define MMC_CAP_1_8V_DDR (1 << 11) /* can support */
+ /* DDR mode at 1.8V */
+#define MMC_CAP_1_2V_DDR (1 << 12) /* can support */
+ /* DDR mode at 1.2V */
+#define MMC_CAP_POWER_OFF_CARD (1 << 13) /* Can power off after boot */
mmc_pm_flag_t pm_caps; /* supported pm features */
/* host specific block data */
unsigned int max_seg_size; /* see blk_queue_max_segment_size */
- unsigned short max_hw_segs; /* see blk_queue_max_hw_segments */
- unsigned short max_phys_segs; /* see blk_queue_max_phys_segments */
+ unsigned short max_segs; /* see blk_queue_max_segments */
unsigned short unused;
unsigned int max_req_size; /* maximum number of bytes in one req */
unsigned int max_blk_size; /* maximum size of one mmc block */
struct led_trigger *led; /* activity led */
#endif
+#ifdef CONFIG_REGULATOR
+ bool regulator_enabled; /* regulator state */
+#endif
+
struct dentry *debugfs_root;
unsigned long private[0] ____cacheline_aligned;
extern int mmc_suspend_host(struct mmc_host *);
extern int mmc_resume_host(struct mmc_host *);
-extern void mmc_power_save_host(struct mmc_host *host);
-extern void mmc_power_restore_host(struct mmc_host *host);
+extern int mmc_power_save_host(struct mmc_host *host);
+extern int mmc_power_restore_host(struct mmc_host *host);
extern void mmc_detect_change(struct mmc_host *, unsigned long delay);
extern void mmc_request_done(struct mmc_host *, struct mmc_request *);
struct regulator;
+#ifdef CONFIG_REGULATOR
int mmc_regulator_get_ocrmask(struct regulator *supply);
-int mmc_regulator_set_ocr(struct regulator *supply, unsigned short vdd_bit);
+int mmc_regulator_set_ocr(struct mmc_host *mmc,
+ struct regulator *supply,
+ unsigned short vdd_bit);
+#else
+static inline int mmc_regulator_get_ocrmask(struct regulator *supply)
+{
+ return 0;
+}
+
+static inline int mmc_regulator_set_ocr(struct mmc_host *mmc,
+ struct regulator *supply,
+ unsigned short vdd_bit)
+{
+ return 0;
+}
+#endif
int mmc_card_awake(struct mmc_host *host);
int mmc_card_sleep(struct mmc_host *host);
host->disable_delay = disable_delay;
}
+/* Module parameter */
+extern int mmc_assume_removable;
+
+static inline int mmc_card_is_removable(struct mmc_host *host)
+{
+ return !(host->caps & MMC_CAP_NONREMOVABLE) && mmc_assume_removable;
+}
+
#endif