X-Git-Url: http://git.ipfire.org/?a=blobdiff_plain;f=include%2Fmmc.h;h=6a0ea0af21735c9fbfc880808ea7ebfc6fe4d70b;hb=89f5eaa1ee9a3307e05458aa4f3b2155ab0a7144;hp=6d1f05c328c99bb1cd215b420f3435affe94304b;hpb=cffe5d86cfe853ae9271d37522f8bc5795cc4c69;p=people%2Fms%2Fu-boot.git diff --git a/include/mmc.h b/include/mmc.h index 6d1f05c328..6a0ea0af21 100644 --- a/include/mmc.h +++ b/include/mmc.h @@ -11,6 +11,7 @@ #define _MMC_H_ #include +#include #include #include @@ -49,6 +50,7 @@ #define MMC_VERSION_4_41 MAKE_MMC_VERSION(4, 4, 1) #define MMC_VERSION_4_5 MAKE_MMC_VERSION(4, 5, 0) #define MMC_VERSION_5_0 MAKE_MMC_VERSION(5, 0, 0) +#define MMC_VERSION_5_1 MAKE_MMC_VERSION(5, 1, 0) #define MMC_MODE_HS (1 << 0) #define MMC_MODE_HS_52MHz (1 << 1) @@ -65,12 +67,6 @@ #define MMC_DATA_READ 1 #define MMC_DATA_WRITE 2 -#define NO_CARD_ERR -16 /* No SD/MMC card inserted */ -#define UNUSABLE_ERR -17 /* Unusable Card */ -#define COMM_ERR -18 /* Communications Error */ -#define TIMEOUT -19 -#define SWITCH_ERR -20 /* Card reports failure to switch mode */ - #define MMC_CMD_GO_IDLE_STATE 0 #define MMC_CMD_SEND_OP_COND 1 #define MMC_CMD_ALL_SEND_CID 2 @@ -107,6 +103,7 @@ #define SD_CMD_SWITCH_UHS18V 11 #define SD_CMD_APP_SET_BUS_WIDTH 6 +#define SD_CMD_APP_SD_STATUS 13 #define SD_CMD_ERASE_WR_BLK_START 32 #define SD_CMD_ERASE_WR_BLK_END 33 #define SD_CMD_APP_SEND_OP_COND 41 @@ -177,6 +174,7 @@ #define EXT_CSD_MAX_ENH_SIZE_MULT 157 /* R */ #define EXT_CSD_PARTITIONING_SUPPORT 160 /* RO */ #define EXT_CSD_RST_N_FUNCTION 162 /* R/W */ +#define EXT_CSD_BKOPS_EN 163 /* R/W & R/W/E */ #define EXT_CSD_WR_REL_PARAM 166 /* R */ #define EXT_CSD_WR_REL_SET 167 /* R/W */ #define EXT_CSD_RPMB_MULT 168 /* RO */ @@ -191,6 +189,7 @@ #define EXT_CSD_HC_WP_GRP_SIZE 221 /* RO */ #define EXT_CSD_HC_ERASE_GRP_SIZE 224 /* RO */ #define EXT_CSD_BOOT_MULT 226 /* RO */ +#define EXT_CSD_BKOPS_SUPPORT 502 /* RO */ /* * EXT_CSD field definitions @@ -322,18 +321,73 @@ struct mmc_data { /* forward decl. */ struct mmc; +#ifdef CONFIG_DM_MMC_OPS +struct dm_mmc_ops { + /** + * send_cmd() - Send a command to the MMC device + * + * @dev: Device to receive the command + * @cmd: Command to send + * @data: Additional data to send/receive + * @return 0 if OK, -ve on error + */ + int (*send_cmd)(struct udevice *dev, struct mmc_cmd *cmd, + struct mmc_data *data); + + /** + * set_ios() - Set the I/O speed/width for an MMC device + * + * @dev: Device to update + * @return 0 if OK, -ve on error + */ + int (*set_ios)(struct udevice *dev); + + /** + * get_cd() - See whether a card is present + * + * @dev: Device to check + * @return 0 if not present, 1 if present, -ve on error + */ + int (*get_cd)(struct udevice *dev); + + /** + * get_wp() - See whether a card has write-protect enabled + * + * @dev: Device to check + * @return 0 if write-enabled, 1 if write-protected, -ve on error + */ + int (*get_wp)(struct udevice *dev); +}; + +#define mmc_get_ops(dev) ((struct dm_mmc_ops *)(dev)->driver->ops) + +int dm_mmc_send_cmd(struct udevice *dev, struct mmc_cmd *cmd, + struct mmc_data *data); +int dm_mmc_set_ios(struct udevice *dev); +int dm_mmc_get_cd(struct udevice *dev); +int dm_mmc_get_wp(struct udevice *dev); + +/* Transition functions for compatibility */ +int mmc_set_ios(struct mmc *mmc); +int mmc_getcd(struct mmc *mmc); +int mmc_getwp(struct mmc *mmc); + +#else struct mmc_ops { int (*send_cmd)(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data); - void (*set_ios)(struct mmc *mmc); + int (*set_ios)(struct mmc *mmc); int (*init)(struct mmc *mmc); int (*getcd)(struct mmc *mmc); int (*getwp)(struct mmc *mmc); }; +#endif struct mmc_config { const char *name; +#ifndef CONFIG_DM_MMC_OPS const struct mmc_ops *ops; +#endif uint host_caps; uint voltages; uint f_min; @@ -342,9 +396,22 @@ struct mmc_config { unsigned char part_type; }; -/* TODO struct mmc should be in mmc_private but it's hard to fix right now */ +struct sd_ssr { + unsigned int au; /* In sectors */ + unsigned int erase_timeout; /* In milliseconds */ + unsigned int erase_offset; /* In milliseconds */ +}; + +/* + * With CONFIG_DM_MMC enabled, struct mmc can be accessed from the MMC device + * with mmc_get_mmc_dev(). + * + * TODO struct mmc should be in mmc_private but it's hard to fix right now + */ struct mmc { +#ifndef CONFIG_BLK struct list_head link; +#endif const struct mmc_config *cfg; /* provided configuration */ uint version; void *priv; @@ -363,12 +430,13 @@ struct mmc { u8 part_support; u8 part_attr; u8 wr_rel_set; - char part_config; + u8 part_config; uint tran_speed; uint read_bl_len; uint write_bl_len; uint erase_grp_size; /* in 512-byte sectors */ uint hc_wp_grp_size; /* in 512-byte sectors */ + struct sd_ssr ssr; /* SD status register */ u64 capacity; u64 capacity_user; u64 capacity_boot; @@ -376,7 +444,9 @@ struct mmc { u64 capacity_gp[4]; u64 enh_user_start; u64 enh_user_size; +#ifndef CONFIG_BLK struct blk_desc block_dev; +#endif 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 */ @@ -407,9 +477,30 @@ enum mmc_hwpart_conf_mode { MMC_HWPART_CONF_COMPLETE, }; -int mmc_register(struct mmc *mmc); struct mmc *mmc_create(const struct mmc_config *cfg, void *priv); + +/** + * mmc_bind() - Set up a new MMC device ready for probing + * + * A child block device is bound with the IF_TYPE_MMC interface type. This + * allows the device to be used with CONFIG_BLK + * + * @dev: MMC device to set up + * @mmc: MMC struct + * @cfg: MMC configuration + * @return 0 if OK, -ve on error + */ +int mmc_bind(struct udevice *dev, struct mmc *mmc, + const struct mmc_config *cfg); void mmc_destroy(struct mmc *mmc); + +/** + * mmc_unbind() - Unbind a MMC device's child block device + * + * @dev: MMC device + * @return 0 if OK, -ve on error + */ +int mmc_unbind(struct udevice *dev); int mmc_initialize(bd_t *bis); int mmc_init(struct mmc *mmc); int mmc_read(struct mmc *mmc, u64 src, uchar *dst, int size); @@ -417,13 +508,24 @@ void mmc_set_clock(struct mmc *mmc, uint clock); struct mmc *find_mmc_device(int dev_num); int mmc_set_dev(int dev_num); void print_mmc_devices(char separator); + +/** + * get_mmc_num() - get the total MMC device number + * + * @return 0 if there is no MMC device, else the number of devices + */ int get_mmc_num(void); +int mmc_switch_part(struct mmc *mmc, unsigned int part_num); int mmc_hwpart_config(struct mmc *mmc, const struct mmc_hwpart_conf *conf, enum mmc_hwpart_conf_mode mode); + +#ifndef CONFIG_DM_MMC_OPS int mmc_getcd(struct mmc *mmc); int board_mmc_getcd(struct mmc *mmc); int mmc_getwp(struct mmc *mmc); int board_mmc_getwp(struct mmc *mmc); +#endif + int mmc_set_dsr(struct mmc *mmc, u16 val); /* Function to change the size of boot partition and rpmb partitions */ int mmc_boot_partition_size_change(struct mmc *mmc, unsigned long bootsize, @@ -441,6 +543,10 @@ int mmc_rpmb_read(struct mmc *mmc, void *addr, unsigned short blk, unsigned short cnt, unsigned char *key); int mmc_rpmb_write(struct mmc *mmc, void *addr, unsigned short blk, unsigned short cnt, unsigned char *key); +#ifdef CONFIG_CMD_BKOPS_ENABLE +int mmc_set_bkops_enable(struct mmc *mmc); +#endif + /** * Start device initialization and return immediately; it does not block on * polling OCR (operation condition register) status. Then you should call @@ -466,16 +572,12 @@ int mmc_start_init(struct mmc *mmc); */ void mmc_set_preinit(struct mmc *mmc, int preinit); -#ifdef CONFIG_GENERIC_MMC #ifdef CONFIG_MMC_SPI #define mmc_host_is_spi(mmc) ((mmc)->cfg->host_caps & MMC_MODE_SPI) #else #define mmc_host_is_spi(mmc) 0 #endif struct mmc *mmc_spi_init(uint bus, uint cs, uint speed, uint mode); -#else -int mmc_legacy_init(int verbose); -#endif void board_mmc_power_init(void); int board_mmc_init(bd_t *bis); @@ -483,18 +585,6 @@ int cpu_mmc_init(bd_t *bis); int mmc_get_env_addr(struct mmc *mmc, int copy, u32 *env_addr); int mmc_get_env_dev(void); -struct pci_device_id; - -/** - * pci_mmc_init() - set up PCI MMC devices - * - * This finds all the matching PCI IDs and sets them up as MMC devices. - * - * @name: Name to use for devices - * @mmc_supported: PCI IDs to search for, terminated by {0, 0} - */ -int pci_mmc_init(const char *name, struct pci_device_id *mmc_supported); - /* 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