diff options
Diffstat (limited to 'include/linux/mmc/host.h')
| -rw-r--r-- | include/linux/mmc/host.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h index 45cde8cd39f2..aa4bfbf129e4 100644 --- a/include/linux/mmc/host.h +++ b/include/linux/mmc/host.h @@ -19,6 +19,7 @@ #include <linux/mmc/core.h> #include <linux/mmc/card.h> +#include <linux/mmc/mmc.h> #include <linux/mmc/pm.h> struct mmc_ios { @@ -77,6 +78,8 @@ struct mmc_ios { #define MMC_SET_DRIVER_TYPE_A 1 #define MMC_SET_DRIVER_TYPE_C 2 #define MMC_SET_DRIVER_TYPE_D 3 + + bool enhanced_strobe; /* hs400es selection */ }; struct mmc_host_ops { @@ -143,6 +146,9 @@ struct mmc_host_ops { /* Prepare HS400 target operating frequency depending host driver */ int (*prepare_hs400_tuning)(struct mmc_host *host, struct mmc_ios *ios); + /* Prepare enhanced strobe depending host driver */ + void (*hs400_enhanced_strobe)(struct mmc_host *host, + struct mmc_ios *ios); int (*select_drive_strength)(struct mmc_card *card, unsigned int max_dtr, int host_drv, int card_drv, int *drv_type); @@ -302,6 +308,9 @@ struct mmc_host { #define MMC_CAP2_SDIO_IRQ_NOTHREAD (1 << 17) #define MMC_CAP2_NO_WRITE_PROTECT (1 << 18) /* No physical write protect pin, assume that card is always read-write */ #define MMC_CAP2_NO_SDIO (1 << 19) /* Do not send SDIO commands during initialization */ +#define MMC_CAP2_HS400_ES (1 << 20) /* Host supports enhanced strobe */ +#define MMC_CAP2_NO_SD (1 << 21) /* Do not send SD commands during initialization */ +#define MMC_CAP2_NO_MMC (1 << 22) /* Do not send (e)MMC commands during initialization */ mmc_pm_flag_t pm_caps; /* supported pm features */ @@ -513,6 +522,11 @@ static inline bool mmc_card_hs400(struct mmc_card *card) return card->host->ios.timing == MMC_TIMING_MMC_HS400; } +static inline bool mmc_card_hs400es(struct mmc_card *card) +{ + return card->host->ios.enhanced_strobe; +} + void mmc_retune_timer_stop(struct mmc_host *host); static inline void mmc_retune_needed(struct mmc_host *host) |