#define _MMC_H_
#include <linux/list.h>
+#include <linux/sizes.h>
#include <linux/compiler.h>
#include <part.h>
#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)
#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
#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
#define OCR_VOLTAGE_MASK 0x007FFF80
#define OCR_ACCESS_MODE 0x60000000
-#define SECURE_ERASE 0x80000000
+#define MMC_ERASE_ARG 0x00000000
+#define MMC_SECURE_ERASE_ARG 0x80000000
+#define MMC_TRIM_ARG 0x00000001
+#define MMC_DISCARD_ARG 0x00000003
+#define MMC_SECURE_TRIM1_ARG 0x80000001
+#define MMC_SECURE_TRIM2_ARG 0x80008000
#define MMC_STATUS_MASK (~0x0206BF7F)
#define MMC_STATUS_SWITCH_ERROR (1 << 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 */
#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
#define EXT_CSD_BOOT_PART_NUM(x) (x << 3)
#define EXT_CSD_PARTITION_ACCESS(x) (x << 0)
+#define EXT_CSD_EXTRACT_BOOT_ACK(x) (((x) >> 6) & 0x1)
+#define EXT_CSD_EXTRACT_BOOT_PART(x) (((x) >> 3) & 0x7)
+#define EXT_CSD_EXTRACT_PARTITION_ACCESS(x) ((x) & 0x7)
+
#define EXT_CSD_BOOT_BUS_WIDTH_MODE(x) (x << 3)
#define EXT_CSD_BOOT_BUS_WIDTH_RESET(x) (x << 2)
#define EXT_CSD_BOOT_BUS_WIDTH_WIDTH(x) (x)
/* forward decl. */
struct mmc;
+#if CONFIG_IS_ENABLED(DM_MMC)
+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;
+#if !CONFIG_IS_ENABLED(DM_MMC)
const struct mmc_ops *ops;
+#endif
uint host_caps;
uint voltages;
uint f_min;
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 {
+#if !CONFIG_IS_ENABLED(BLK)
struct list_head link;
+#endif
const struct mmc_config *cfg; /* provided configuration */
uint version;
void *priv;
u8 part_support;
u8 part_attr;
u8 wr_rel_set;
- char part_config;
- char part_num;
+ 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;
u64 capacity_gp[4];
u64 enh_user_start;
u64 enh_user_size;
- block_dev_desc_t block_dev;
+#if !CONFIG_IS_ENABLED(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 */
int ddr_mode;
+#if CONFIG_IS_ENABLED(DM_MMC)
+ struct udevice *dev; /* Device for this MMC controller */
+#endif
};
struct mmc_hwpart_conf {
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);
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(int dev_num, unsigned int part_num);
+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);
+
+#if !CONFIG_IS_ENABLED(DM_MMC)
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,
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
*/
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);
int cpu_mmc_init(bd_t *bis);
int mmc_get_env_addr(struct mmc *mmc, int copy, u32 *env_addr);
-
-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
- * @num_ids: Number of elements in @mmc_supported
- */
-int pci_mmc_init(const char *name, struct pci_device_id *mmc_supported,
- int num_ids);
+int mmc_get_env_dev(void);
/* 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
+/**
+ * mmc_get_blk_desc() - Get the block descriptor for an MMC device
+ *
+ * @mmc: MMC device
+ * @return block device if found, else NULL
+ */
+struct blk_desc *mmc_get_blk_desc(struct mmc *mmc);
+
#endif /* _MMC_H_ */