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author | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2014-04-08 09:25:08 +0200 |
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committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2014-04-08 09:25:08 +0200 |
commit | 519fdde9e6a6ebce7dc743b4f5621503d25b7a45 (patch) | |
tree | 29649f48b92b92342183f71565c34afeca0b1735 /include/mmc.h | |
parent | c71645ad2bd5179ad21e2501c26f574e9688f02a (diff) | |
parent | 04d2f0a9f33112bd70ce4d9c451fdca1682e3a59 (diff) | |
download | u-boot-519fdde9e6a6ebce7dc743b4f5621503d25b7a45.zip u-boot-519fdde9e6a6ebce7dc743b4f5621503d25b7a45.tar.gz u-boot-519fdde9e6a6ebce7dc743b4f5621503d25b7a45.tar.bz2 |
Merge branch 'u-boot/master' into 'u-boot-arm/master'
Conflicts:
arch/arm/cpu/arm926ejs/mxs/Makefile
include/configs/trats.h
include/configs/trats2.h
include/mmc.h
Diffstat (limited to 'include/mmc.h')
-rw-r--r-- | include/mmc.h | 51 |
1 files changed, 37 insertions, 14 deletions
diff --git a/include/mmc.h b/include/mmc.h index b65ad9e..42d0125 100644 --- a/include/mmc.h +++ b/include/mmc.h @@ -150,6 +150,7 @@ #define EXT_CSD_GP_SIZE_MULT 143 /* R/W */ #define EXT_CSD_PARTITIONS_ATTRIBUTE 156 /* R/W */ #define EXT_CSD_PARTITIONING_SUPPORT 160 /* RO */ +#define EXT_CSD_RST_N_FUNCTION 162 /* R/W */ #define EXT_CSD_RPMB_MULT 168 /* RO */ #define EXT_CSD_ERASE_GROUP_DEF 175 /* R/W */ #define EXT_CSD_BOOT_BUS_WIDTH 177 @@ -250,20 +251,40 @@ struct mmc_data { uint blocksize; }; +/* forward decl. */ +struct mmc; + +struct mmc_ops { + int (*send_cmd)(struct mmc *mmc, + struct mmc_cmd *cmd, struct mmc_data *data); + void (*set_ios)(struct mmc *mmc); + int (*init)(struct mmc *mmc); + int (*getcd)(struct mmc *mmc); + int (*getwp)(struct mmc *mmc); +}; + +struct mmc_config { + const char *name; + const struct mmc_ops *ops; + uint host_caps; + uint voltages; + uint f_min; + uint f_max; + uint b_max; + unsigned char part_type; +}; + +/* TODO struct mmc should be in mmc_private but it's hard to fix right now */ struct mmc { struct list_head link; - char name[32]; - void *priv; - uint voltages; + const struct mmc_config *cfg; /* provided configuration */ uint version; + void *priv; uint has_init; - uint f_min; - uint f_max; int high_capacity; uint bus_width; uint clock; uint card_caps; - uint host_caps; uint ocr; uint dsr; uint dsr_imp; @@ -283,13 +304,6 @@ struct mmc { u64 capacity_rpmb; u64 capacity_gp[4]; block_dev_desc_t block_dev; - int (*send_cmd)(struct mmc *mmc, - struct mmc_cmd *cmd, struct mmc_data *data); - void (*set_ios)(struct mmc *mmc); - int (*init)(struct mmc *mmc); - int (*getcd)(struct mmc *mmc); - int (*getwp)(struct mmc *mmc); - uint b_max; char op_cond_pending; /* 1 if we are waiting on an op_cond command */ char init_in_progress; /* 1 if we have done mmc_start_init() */ char preinit; /* start init as early as possible */ @@ -297,6 +311,8 @@ struct mmc { }; int mmc_register(struct mmc *mmc); +struct mmc *mmc_create(const struct mmc_config *cfg, void *priv); +void mmc_destroy(struct mmc *mmc); int mmc_initialize(bd_t *bis); int mmc_init(struct mmc *mmc); int mmc_read(struct mmc *mmc, u64 src, uchar *dst, int size); @@ -317,6 +333,8 @@ int mmc_boot_partition_size_change(struct mmc *mmc, unsigned long bootsize, int mmc_set_part_conf(struct mmc *mmc, u8 ack, u8 part_num, u8 access); /* Function to modify the BOOT_BUS_WIDTH field of EXT_CSD */ int mmc_set_boot_bus_width(struct mmc *mmc, u8 width, u8 reset, u8 mode); +/* Function to modify the RST_n_FUNCTION field of EXT_CSD */ +int mmc_set_rst_n_function(struct mmc *mmc, u8 enable); /** * Start device initialization and return immediately; it does not block on @@ -345,7 +363,7 @@ void mmc_set_preinit(struct mmc *mmc, int preinit); #ifdef CONFIG_GENERIC_MMC #ifdef CONFIG_MMC_SPI -#define mmc_host_is_spi(mmc) ((mmc)->host_caps & MMC_MODE_SPI) +#define mmc_host_is_spi(mmc) ((mmc)->cfg->host_caps & MMC_MODE_SPI) #else #define mmc_host_is_spi(mmc) 0 #endif @@ -356,4 +374,9 @@ int mmc_legacy_init(int verbose); int board_mmc_init(bd_t *bis); +/* Set block count limit because of 16 bit register limit on some hardware*/ +#ifndef CONFIG_SYS_MMC_MAX_BLK_COUNT +#define CONFIG_SYS_MMC_MAX_BLK_COUNT 65535 +#endif + #endif /* _MMC_H_ */ |