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-rw-r--r--include/linux/mmc/card.h49
-rw-r--r--include/linux/mmc/core.h34
-rw-r--r--include/linux/mmc/host.h146
-rw-r--r--include/linux/mmc/mmc.h10
-rw-r--r--include/linux/mmc/sd.h4
-rw-r--r--include/linux/mmc/sd_uhs2.h240
-rw-r--r--include/linux/mmc/sdio_func.h5
-rw-r--r--include/linux/mmc/sdio_ids.h20
-rw-r--r--include/linux/mmc/slot-gpio.h10
9 files changed, 454 insertions, 64 deletions
diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h
index c726ea781255..e9e964c20e53 100644
--- a/include/linux/mmc/card.h
+++ b/include/linux/mmc/card.h
@@ -32,9 +32,10 @@ struct mmc_csd {
unsigned int r2w_factor;
unsigned int max_dtr;
unsigned int erase_size; /* In sectors */
+ unsigned int wp_grp_size;
unsigned int read_blkbits;
unsigned int write_blkbits;
- unsigned int capacity;
+ sector_t capacity;
unsigned int read_partial:1,
read_misalign:1,
write_partial:1,
@@ -52,9 +53,6 @@ struct mmc_ext_csd {
u8 part_config;
u8 cache_ctrl;
u8 rst_n_function;
- u8 max_packed_writes;
- u8 max_packed_reads;
- u8 packed_event_en;
unsigned int part_time; /* Units: ms */
unsigned int sa_timeout; /* Units: 100ns */
unsigned int generic_cmd6_time; /* Units: 10ms */
@@ -184,12 +182,17 @@ struct sd_switch_caps {
#define SD_SET_CURRENT_LIMIT_400 1
#define SD_SET_CURRENT_LIMIT_600 2
#define SD_SET_CURRENT_LIMIT_800 3
-#define SD_SET_CURRENT_NO_CHANGE (-1)
#define SD_MAX_CURRENT_200 (1 << SD_SET_CURRENT_LIMIT_200)
#define SD_MAX_CURRENT_400 (1 << SD_SET_CURRENT_LIMIT_400)
#define SD_MAX_CURRENT_600 (1 << SD_SET_CURRENT_LIMIT_600)
#define SD_MAX_CURRENT_800 (1 << SD_SET_CURRENT_LIMIT_800)
+
+#define SD4_SET_POWER_LIMIT_0_72W 0
+#define SD4_SET_POWER_LIMIT_1_44W 1
+#define SD4_SET_POWER_LIMIT_2_16W 2
+#define SD4_SET_POWER_LIMIT_2_88W 3
+#define SD4_SET_POWER_LIMIT_1_80W 4
};
struct sd_ext_reg {
@@ -211,6 +214,34 @@ struct sd_ext_reg {
#define SD_EXT_PERF_CMD_QUEUE (1<<4)
};
+struct sd_uhs2_config {
+ u32 node_id;
+
+ u32 n_fcu;
+ u32 maxblk_len;
+ u8 n_lanes;
+ u8 dadr_len;
+ u8 app_type;
+ u8 phy_minor_rev;
+ u8 phy_major_rev;
+ u8 can_hibernate;
+ u8 n_lss_sync;
+ u8 n_lss_dir;
+ u8 link_minor_rev;
+ u8 link_major_rev;
+ u8 dev_type;
+ u8 n_data_gap;
+
+ u32 n_fcu_set;
+ u32 maxblk_len_set;
+ u8 n_lanes_set;
+ u8 speed_range_set;
+ u8 n_lss_sync_set;
+ u8 n_lss_dir_set;
+ u8 n_data_gap_set;
+ u8 max_retry_set;
+};
+
struct sdio_cccr {
unsigned int sdio_vsn;
unsigned int sd_vsn;
@@ -294,7 +325,12 @@ struct mmc_card {
#define MMC_QUIRK_TRIM_BROKEN (1<<12) /* Skip trim */
#define MMC_QUIRK_BROKEN_HPI (1<<13) /* Disable broken HPI support */
#define MMC_QUIRK_BROKEN_SD_DISCARD (1<<14) /* Disable broken SD discard support */
+#define MMC_QUIRK_BROKEN_SD_CACHE (1<<15) /* Disable broken SD cache support */
+#define MMC_QUIRK_BROKEN_CACHE_FLUSH (1<<16) /* Don't flush cache until the write has occurred */
+#define MMC_QUIRK_BROKEN_SD_POWEROFF_NOTIFY (1<<17) /* Disable broken SD poweroff notify support */
+#define MMC_QUIRK_NO_UHS_DDR50_TUNING (1<<18) /* Disable DDR50 tuning */
+ bool written_flag; /* Indicates eMMC has been written since power on */
bool reenable_cmdq; /* Re-enable Command Queue */
unsigned int erase_size; /* erase size in sectors */
@@ -303,6 +339,7 @@ struct mmc_card {
unsigned int eg_boundary; /* don't cross erase-group boundaries */
unsigned int erase_arg; /* erase / trim / discard */
u8 erased_byte; /* value of erased bytes */
+ unsigned int wp_grp_size; /* write group size in sectors */
u32 raw_cid[4]; /* raw card CID */
u32 raw_csd[4]; /* raw card CSD */
@@ -317,6 +354,8 @@ struct mmc_card {
struct sd_ext_reg ext_power; /* SD extension reg for PM */
struct sd_ext_reg ext_perf; /* SD extension reg for PERF */
+ struct sd_uhs2_config uhs2_config; /* SD UHS-II config */
+
unsigned int sdio_funcs; /* number of SDIO functions */
atomic_t sdio_funcs_probed; /* number of probed SDIO funcs */
struct sdio_cccr cccr; /* common card info */
diff --git a/include/linux/mmc/core.h b/include/linux/mmc/core.h
index 6efec0b9820c..01e0f591a20b 100644
--- a/include/linux/mmc/core.h
+++ b/include/linux/mmc/core.h
@@ -11,23 +11,24 @@
struct mmc_data;
struct mmc_request;
-enum mmc_blk_status {
- MMC_BLK_SUCCESS = 0,
- MMC_BLK_PARTIAL,
- MMC_BLK_CMD_ERR,
- MMC_BLK_RETRY,
- MMC_BLK_ABORT,
- MMC_BLK_DATA_ERR,
- MMC_BLK_ECC_ERR,
- MMC_BLK_NOMEDIUM,
- MMC_BLK_NEW_REQUEST,
+#define UHS2_MAX_PAYLOAD_LEN 2
+#define UHS2_MAX_RESP_LEN 20
+
+struct uhs2_command {
+ u16 header;
+ u16 arg;
+ __be32 payload[UHS2_MAX_PAYLOAD_LEN];
+ u8 payload_len;
+ u8 packet_len;
+ u8 tmode_half_duplex;
+ u8 uhs2_resp[UHS2_MAX_RESP_LEN]; /* UHS2 native cmd resp */
+ u8 uhs2_resp_len; /* UHS2 native cmd resp len */
};
struct mmc_command {
u32 opcode;
u32 arg;
#define MMC_CMD23_ARG_REL_WR (1 << 31)
-#define MMC_CMD23_ARG_PACKED ((0 << 31) | (1 << 30))
#define MMC_CMD23_ARG_TAG_REQ (1 << 29)
u32 resp[4];
unsigned int flags; /* expected response type */
@@ -56,6 +57,7 @@ struct mmc_command {
#define MMC_RSP_NONE (0)
#define MMC_RSP_R1 (MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE)
#define MMC_RSP_R1B (MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE|MMC_RSP_BUSY)
+#define MMC_RSP_R1B_NO_CRC (MMC_RSP_PRESENT|MMC_RSP_OPCODE|MMC_RSP_BUSY)
#define MMC_RSP_R2 (MMC_RSP_PRESENT|MMC_RSP_136|MMC_RSP_CRC)
#define MMC_RSP_R3 (MMC_RSP_PRESENT)
#define MMC_RSP_R4 (MMC_RSP_PRESENT)
@@ -63,9 +65,6 @@ struct mmc_command {
#define MMC_RSP_R6 (MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE)
#define MMC_RSP_R7 (MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE)
-/* Can be used by core to poll after switch to MMC HS mode */
-#define MMC_RSP_R1_NO_CRC (MMC_RSP_PRESENT|MMC_RSP_OPCODE)
-
#define mmc_resp_type(cmd) ((cmd)->flags & (MMC_RSP_PRESENT|MMC_RSP_136|MMC_RSP_CRC|MMC_RSP_BUSY|MMC_RSP_OPCODE))
/*
@@ -109,6 +108,12 @@ struct mmc_command {
unsigned int busy_timeout; /* busy detect timeout in ms */
struct mmc_data *data; /* data segment associated with cmd */
struct mmc_request *mrq; /* associated request */
+
+ struct uhs2_command *uhs2_cmd; /* UHS2 command */
+
+ /* for SDUC */
+ bool has_ext_addr;
+ u8 ext_addr;
};
struct mmc_data {
@@ -167,6 +172,7 @@ struct mmc_request {
const struct bio_crypt_ctx *crypto_ctx;
int crypto_key_slot;
#endif
+ struct uhs2_command uhs2_cmd;
};
struct mmc_card;
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index 8fdd3cf971a3..e0e2c265e5d1 100644
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -10,12 +10,14 @@
#include <linux/sched.h>
#include <linux/device.h>
#include <linux/fault-inject.h>
+#include <linux/debugfs.h>
#include <linux/mmc/core.h>
#include <linux/mmc/card.h>
#include <linux/mmc/pm.h>
#include <linux/dma-direction.h>
#include <linux/blk-crypto-profile.h>
+#include <linux/mmc/sd_uhs2.h>
struct mmc_ios {
unsigned int clock; /* clock rate */
@@ -63,6 +65,10 @@ struct mmc_ios {
#define MMC_TIMING_MMC_HS400 10
#define MMC_TIMING_SD_EXP 11
#define MMC_TIMING_SD_EXP_1_2V 12
+#define MMC_TIMING_UHS2_SPEED_A 13
+#define MMC_TIMING_UHS2_SPEED_A_HD 14
+#define MMC_TIMING_UHS2_SPEED_B 15
+#define MMC_TIMING_UHS2_SPEED_B_HD 16
unsigned char signal_voltage; /* signalling voltage (1.8V or 3.3V) */
@@ -70,6 +76,9 @@ struct mmc_ios {
#define MMC_SIGNAL_VOLTAGE_180 1
#define MMC_SIGNAL_VOLTAGE_120 2
+ unsigned char vqmmc2_voltage;
+#define MMC_VQMMC2_VOLTAGE_180 0
+
unsigned char drv_type; /* driver type (A, B, C, D) */
#define MMC_SET_DRIVER_TYPE_B 0
@@ -91,6 +100,43 @@ struct mmc_clk_phase_map {
struct mmc_clk_phase phase[MMC_NUM_CLK_PHASES];
};
+struct sd_uhs2_caps {
+ u32 dap;
+ u32 gap;
+ u32 group_desc;
+ u32 maxblk_len;
+ u32 n_fcu;
+ u8 n_lanes;
+ u8 addr64;
+ u8 card_type;
+ u8 phy_rev;
+ u8 speed_range;
+ u8 n_lss_sync;
+ u8 n_lss_dir;
+ u8 link_rev;
+ u8 host_type;
+ u8 n_data_gap;
+
+ u32 maxblk_len_set;
+ u32 n_fcu_set;
+ u8 n_lanes_set;
+ u8 n_lss_sync_set;
+ u8 n_lss_dir_set;
+ u8 n_data_gap_set;
+ u8 max_retry_set;
+};
+
+enum sd_uhs2_operation {
+ UHS2_PHY_INIT = 0,
+ UHS2_SET_CONFIG,
+ UHS2_ENABLE_INT,
+ UHS2_DISABLE_INT,
+ UHS2_ENABLE_CLK,
+ UHS2_DISABLE_CLK,
+ UHS2_CHECK_DORMANT,
+ UHS2_SET_IOS,
+};
+
struct mmc_host;
enum mmc_err_stat {
@@ -184,6 +230,12 @@ struct mmc_host_ops {
/* Execute HS400 tuning depending host driver */
int (*execute_hs400_tuning)(struct mmc_host *host, struct mmc_card *card);
+ /* Optional callback to prepare for SD high-speed tuning */
+ int (*prepare_sd_hs_tuning)(struct mmc_host *host, struct mmc_card *card);
+
+ /* Optional callback to execute SD high-speed tuning */
+ int (*execute_sd_hs_tuning)(struct mmc_host *host, struct mmc_card *card);
+
/* Prepare switch to DDR during the HS400 init sequence */
int (*hs400_prepare_ddr)(struct mmc_host *host);
@@ -212,6 +264,14 @@ struct mmc_host_ops {
/* Initialize an SD express card, mandatory for MMC_CAP2_SD_EXP. */
int (*init_sd_express)(struct mmc_host *host, struct mmc_ios *ios);
+
+ /*
+ * The uhs2_control callback is used to execute SD UHS-II specific
+ * operations. It's mandatory to implement for hosts that supports the
+ * SD UHS-II interface (MMC_CAP2_SD_UHS2). Expected return values are a
+ * negative errno in case of a failure or zero for success.
+ */
+ int (*uhs2_control)(struct mmc_host *host, enum sd_uhs2_operation op);
};
struct mmc_cqe_ops {
@@ -258,16 +318,6 @@ struct mmc_cqe_ops {
void (*cqe_recovery_finish)(struct mmc_host *host);
};
-struct mmc_async_req {
- /* active mmc request */
- struct mmc_request *mrq;
- /*
- * Check error status of completed mmc request.
- * Returns 0 if success otherwise non zero.
- */
- enum mmc_blk_status (*err_check)(struct mmc_card *, struct mmc_async_req *);
-};
-
/**
* struct mmc_slot - MMC slot functions
*
@@ -285,26 +335,17 @@ struct mmc_slot {
void *handler_priv;
};
-/**
- * mmc_context_info - synchronization details for mmc context
- * @is_done_rcv wake up reason was done request
- * @is_new_req wake up reason was new request
- * @is_waiting_last_req mmc context waiting for single running request
- * @wait wait queue
- */
-struct mmc_context_info {
- bool is_done_rcv;
- bool is_new_req;
- bool is_waiting_last_req;
- wait_queue_head_t wait;
-};
-
struct regulator;
struct mmc_pwrseq;
+struct notifier_block;
struct mmc_supply {
struct regulator *vmmc; /* Card power supply */
struct regulator *vqmmc; /* Optional Vccq supply */
+ struct regulator *vqmmc2; /* Optional supply for phy */
+
+ struct notifier_block vmmc_nb; /* Notifier for vmmc */
+ struct work_struct uv_work; /* Undervoltage work */
};
struct mmc_ctx {
@@ -396,6 +437,7 @@ struct mmc_host {
MMC_CAP2_HS200_1_2V_SDR)
#define MMC_CAP2_SD_EXP (1 << 7) /* SD express via PCIe */
#define MMC_CAP2_SD_EXP_1_2V (1 << 8) /* SD express 1.2V */
+#define MMC_CAP2_SD_UHS2 (1 << 9) /* SD UHS-II support */
#define MMC_CAP2_CD_ACTIVE_HIGH (1 << 10) /* Card-detect signal active high */
#define MMC_CAP2_RO_ACTIVE_HIGH (1 << 11) /* Write-protect signal active high */
#define MMC_CAP2_NO_PRESCAN_POWERUP (1 << 14) /* Don't power up before scan */
@@ -422,13 +464,17 @@ struct mmc_host {
#endif
#define MMC_CAP2_ALT_GPT_TEGRA (1 << 28) /* Host with eMMC that has GPT entry at a non-standard location */
+ bool uhs2_sd_tran; /* UHS-II flag for SD_TRAN state */
+ bool uhs2_app_cmd; /* UHS-II flag for APP command */
+ struct sd_uhs2_caps uhs2_caps; /* Host UHS-II capabilities */
+
int fixed_drv_type; /* fixed driver type for non-removable media */
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_segs; /* see blk_queue_max_segments */
+ unsigned int max_seg_size; /* lim->max_segment_size */
+ unsigned short max_segs; /* lim->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 */
@@ -450,6 +496,14 @@ struct mmc_host {
unsigned int retune_paused:1; /* re-tuning is temporarily disabled */
unsigned int retune_crc_disable:1; /* don't trigger retune upon crc */
unsigned int can_dma_map_merge:1; /* merging can be used */
+ unsigned int vqmmc_enabled:1; /* vqmmc regulator is enabled */
+
+ /*
+ * Indicates if an undervoltage event has already been handled.
+ * This prevents repeated regulator notifiers from triggering
+ * multiple REGULATOR_EVENT_UNDER_VOLTAGE events.
+ */
+ unsigned int undervoltage:1; /* Undervoltage state */
int rescan_disable; /* disable card detection */
int rescan_entered; /* used with nonremovable devices */
@@ -519,18 +573,21 @@ struct mmc_host {
/* Host Software Queue support */
bool hsq_enabled;
+ int hsq_depth;
u32 err_stats[MMC_ERR_MAX];
+ u32 max_sd_hs_hz;
unsigned long private[] ____cacheline_aligned;
};
struct device_node;
struct mmc_host *mmc_alloc_host(int extra, struct device *);
+struct mmc_host *devm_mmc_alloc_host(struct device *dev, int extra);
int mmc_add_host(struct mmc_host *);
void mmc_remove_host(struct mmc_host *);
void mmc_free_host(struct mmc_host *);
-void mmc_of_parse_clk_phase(struct mmc_host *host,
+void mmc_of_parse_clk_phase(struct device *dev,
struct mmc_clk_phase_map *map);
int mmc_of_parse(struct mmc_host *host);
int mmc_of_parse_voltage(struct mmc_host *host, u32 *mask);
@@ -545,6 +602,14 @@ static inline struct mmc_host *mmc_from_priv(void *priv)
return container_of(priv, struct mmc_host, private);
}
+#ifdef CONFIG_MMC_CRYPTO
+static inline struct mmc_host *
+mmc_from_crypto_profile(struct blk_crypto_profile *profile)
+{
+ return container_of(profile, struct mmc_host, crypto_profile);
+}
+#endif
+
#define mmc_host_is_spi(host) ((host)->caps & MMC_CAP_SPI)
#define mmc_dev(x) ((x)->parent)
@@ -581,6 +646,7 @@ int mmc_regulator_set_ocr(struct mmc_host *mmc,
struct regulator *supply,
unsigned short vdd_bit);
int mmc_regulator_set_vqmmc(struct mmc_host *mmc, struct mmc_ios *ios);
+int mmc_regulator_set_vqmmc2(struct mmc_host *mmc, struct mmc_ios *ios);
#else
static inline int mmc_regulator_set_ocr(struct mmc_host *mmc,
struct regulator *supply,
@@ -594,9 +660,17 @@ static inline int mmc_regulator_set_vqmmc(struct mmc_host *mmc,
{
return -EINVAL;
}
+
+static inline int mmc_regulator_set_vqmmc2(struct mmc_host *mmc,
+ struct mmc_ios *ios)
+{
+ return -EINVAL;
+}
#endif
int mmc_regulator_get_supply(struct mmc_host *mmc);
+int mmc_regulator_enable_vqmmc(struct mmc_host *mmc);
+void mmc_regulator_disable_vqmmc(struct mmc_host *mmc);
static inline int mmc_card_is_removable(struct mmc_host *host)
{
@@ -627,6 +701,14 @@ static inline int mmc_card_uhs(struct mmc_card *card)
card->host->ios.timing <= MMC_TIMING_UHS_DDR50;
}
+static inline bool mmc_card_uhs2(struct mmc_host *host)
+{
+ return host->ios.timing == MMC_TIMING_UHS2_SPEED_A ||
+ host->ios.timing == MMC_TIMING_UHS2_SPEED_A_HD ||
+ host->ios.timing == MMC_TIMING_UHS2_SPEED_B ||
+ host->ios.timing == MMC_TIMING_UHS2_SPEED_B_HD;
+}
+
void mmc_retune_timer_stop(struct mmc_host *host);
static inline void mmc_retune_needed(struct mmc_host *host)
@@ -661,8 +743,18 @@ static inline void mmc_debugfs_err_stats_inc(struct mmc_host *host,
host->err_stats[stat] += 1;
}
+static inline int mmc_card_uhs2_hd_mode(struct mmc_host *host)
+{
+ return host->ios.timing == MMC_TIMING_UHS2_SPEED_A_HD ||
+ host->ios.timing == MMC_TIMING_UHS2_SPEED_B_HD;
+}
+
+int mmc_sd_switch(struct mmc_card *card, bool mode, int group,
+ u8 value, u8 *resp);
+int mmc_send_status(struct mmc_card *card, u32 *status);
int mmc_send_tuning(struct mmc_host *host, u32 opcode, int *cmd_error);
int mmc_send_abort_tuning(struct mmc_host *host, u32 opcode);
int mmc_get_ext_csd(struct mmc_card *card, u8 **new_ext_csd);
+int mmc_read_tuning(struct mmc_host *host, unsigned int blksz, unsigned int blocks);
#endif /* LINUX_MMC_HOST_H */
diff --git a/include/linux/mmc/mmc.h b/include/linux/mmc/mmc.h
index 6f7993803ee7..cf2bcb5da30d 100644
--- a/include/linux/mmc/mmc.h
+++ b/include/linux/mmc/mmc.h
@@ -257,8 +257,6 @@ static inline bool mmc_ready_for_data(u32 status)
#define EXT_CSD_FLUSH_CACHE 32 /* W */
#define EXT_CSD_CACHE_CTRL 33 /* R/W */
#define EXT_CSD_POWER_OFF_NOTIFICATION 34 /* R/W */
-#define EXT_CSD_PACKED_FAILURE_INDEX 35 /* RO */
-#define EXT_CSD_PACKED_CMD_STATUS 36 /* RO */
#define EXT_CSD_EXP_EVENTS_STATUS 54 /* RO, 2 bytes */
#define EXT_CSD_EXP_EVENTS_CTRL 56 /* R/W, 2 bytes */
#define EXT_CSD_DATA_SECTOR_SIZE 61 /* R */
@@ -321,8 +319,6 @@ static inline bool mmc_ready_for_data(u32 status)
#define EXT_CSD_SUPPORTED_MODE 493 /* RO */
#define EXT_CSD_TAG_UNIT_SIZE 498 /* RO */
#define EXT_CSD_DATA_TAG_SUPPORT 499 /* RO */
-#define EXT_CSD_MAX_PACKED_WRITES 500 /* RO */
-#define EXT_CSD_MAX_PACKED_READS 501 /* RO */
#define EXT_CSD_BKOPS_SUPPORT 502 /* RO */
#define EXT_CSD_HPI_FEATURES 503 /* RO */
@@ -402,18 +398,12 @@ static inline bool mmc_ready_for_data(u32 status)
#define EXT_CSD_PWR_CL_8BIT_SHIFT 4
#define EXT_CSD_PWR_CL_4BIT_SHIFT 0
-#define EXT_CSD_PACKED_EVENT_EN BIT(3)
-
/*
* EXCEPTION_EVENT_STATUS field
*/
#define EXT_CSD_URGENT_BKOPS BIT(0)
#define EXT_CSD_DYNCAP_NEEDED BIT(1)
#define EXT_CSD_SYSPOOL_EXHAUSTED BIT(2)
-#define EXT_CSD_PACKED_FAILURE BIT(3)
-
-#define EXT_CSD_PACKED_GENERIC_ERROR BIT(0)
-#define EXT_CSD_PACKED_INDEXED_ERROR BIT(1)
/*
* BKOPS status level
diff --git a/include/linux/mmc/sd.h b/include/linux/mmc/sd.h
index 6727576a8755..af5fc70e09a2 100644
--- a/include/linux/mmc/sd.h
+++ b/include/linux/mmc/sd.h
@@ -15,6 +15,9 @@
#define SD_SEND_IF_COND 8 /* bcr [11:0] See below R7 */
#define SD_SWITCH_VOLTAGE 11 /* ac R1 */
+/* Class 2 */
+#define SD_ADDR_EXT 22 /* ac [5:0] R1 */
+
/* class 10 */
#define SD_SWITCH 6 /* adtc [31:0] See below R1 */
@@ -36,6 +39,7 @@
/* OCR bit definitions */
#define SD_OCR_S18R (1 << 24) /* 1.8V switching request */
#define SD_ROCR_S18A SD_OCR_S18R /* 1.8V switching accepted by card */
+#define SD_OCR_2T (1 << 27) /* HO2T/CO2T - SDUC support */
#define SD_OCR_XPC (1 << 28) /* SDXC power control */
#define SD_OCR_CCS (1 << 30) /* Card Capacity Status */
diff --git a/include/linux/mmc/sd_uhs2.h b/include/linux/mmc/sd_uhs2.h
new file mode 100644
index 000000000000..7abe9bd870c7
--- /dev/null
+++ b/include/linux/mmc/sd_uhs2.h
@@ -0,0 +1,240 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Header file for UHS-II packets, Host Controller registers and I/O
+ * accessors.
+ *
+ * Copyright (C) 2014 Intel Corp, All Rights Reserved.
+ */
+#ifndef LINUX_MMC_UHS2_H
+#define LINUX_MMC_UHS2_H
+
+/* LINK Layer definition */
+/*
+ * UHS2 Header:
+ * Refer to UHS-II Addendum Version 1.02 Figure 5-2, the format of CCMD Header is described below:
+ * bit [3:0] : DID(Destination ID = Node ID of UHS2 card)
+ * bit [6:4] : TYP(Packet Type)
+ * 000b: CCMD(Control command packet)
+ * 001b: DCMD(Data command packet)
+ * 010b: RES(Response packet)
+ * 011b: DATA(Data payload packet)
+ * 111b: MSG(Message packet)
+ * Others: Reserved
+ * bit [7] : NP(Native Packet)
+ * bit [10:8] : TID(Transaction ID)
+ * bit [11] : Reserved
+ * bit [15:12]: SID(Source ID 0: Node ID of Host)
+ *
+ * Broadcast CCMD issued by Host is represented as DID=SID=0.
+ */
+/*
+ * UHS2 Argument:
+ * Refer to UHS-II Addendum Version 1.02 Figure 6-5, the format of CCMD Argument is described below:
+ * bit [3:0] : MSB of IOADR
+ * bit [5:4] : PLEN(Payload Length)
+ * 00b: 0 byte
+ * 01b: 4 bytes
+ * 10b: 8 bytes
+ * 11b: 16 bytes
+ * bit [6] : Reserved
+ * bit [7] : R/W(Read/Write)
+ * 0: Control read command
+ * 1: Control write command
+ * bit [15:8] : LSB of IOADR
+ *
+ * I/O Address specifies the address of register in UHS-II I/O space accessed by CCMD.
+ * The unit of I/O Address is 4 Bytes. It is transmitted in MSB first, LSB last.
+ */
+#define UHS2_NATIVE_PACKET_POS 7
+#define UHS2_NATIVE_PACKET (1 << UHS2_NATIVE_PACKET_POS)
+
+#define UHS2_PACKET_TYPE_POS 4
+#define UHS2_PACKET_TYPE_CCMD (0 << UHS2_PACKET_TYPE_POS)
+#define UHS2_PACKET_TYPE_DCMD (1 << UHS2_PACKET_TYPE_POS)
+#define UHS2_PACKET_TYPE_RES (2 << UHS2_PACKET_TYPE_POS)
+#define UHS2_PACKET_TYPE_DATA (3 << UHS2_PACKET_TYPE_POS)
+#define UHS2_PACKET_TYPE_MSG (7 << UHS2_PACKET_TYPE_POS)
+
+#define UHS2_DEST_ID_MASK 0x0F
+#define UHS2_DEST_ID 0x1
+
+#define UHS2_SRC_ID_POS 12
+#define UHS2_SRC_ID_MASK 0xF000
+
+#define UHS2_TRANS_ID_POS 8
+#define UHS2_TRANS_ID_MASK 0x0700
+
+/* UHS2 MSG */
+#define UHS2_MSG_CTG_POS 5
+#define UHS2_MSG_CTG_LMSG 0x00
+#define UHS2_MSG_CTG_INT 0x60
+#define UHS2_MSG_CTG_AMSG 0x80
+
+#define UHS2_MSG_CTG_FCREQ 0x00
+#define UHS2_MSG_CTG_FCRDY 0x01
+#define UHS2_MSG_CTG_STAT 0x02
+
+#define UHS2_MSG_CODE_POS 8
+#define UHS2_MSG_CODE_FC_UNRECOVER_ERR 0x8
+#define UHS2_MSG_CODE_STAT_UNRECOVER_ERR 0x8
+#define UHS2_MSG_CODE_STAT_RECOVER_ERR 0x1
+
+/* TRANS Layer definition */
+
+/* Native packets*/
+#define UHS2_NATIVE_CMD_RW_POS 7
+#define UHS2_NATIVE_CMD_WRITE (1 << UHS2_NATIVE_CMD_RW_POS)
+#define UHS2_NATIVE_CMD_READ (0 << UHS2_NATIVE_CMD_RW_POS)
+
+#define UHS2_NATIVE_CMD_PLEN_POS 4
+#define UHS2_NATIVE_CMD_PLEN_4B (1 << UHS2_NATIVE_CMD_PLEN_POS)
+#define UHS2_NATIVE_CMD_PLEN_8B (2 << UHS2_NATIVE_CMD_PLEN_POS)
+#define UHS2_NATIVE_CMD_PLEN_16B (3 << UHS2_NATIVE_CMD_PLEN_POS)
+
+#define UHS2_NATIVE_CCMD_GET_MIOADR_MASK 0xF00
+#define UHS2_NATIVE_CCMD_MIOADR_MASK 0x0F
+
+#define UHS2_NATIVE_CCMD_LIOADR_POS 8
+#define UHS2_NATIVE_CCMD_GET_LIOADR_MASK 0x0FF
+
+#define UHS2_CCMD_DEV_INIT_COMPLETE_FLAG BIT(11)
+#define UHS2_DEV_INIT_PAYLOAD_LEN 1
+#define UHS2_DEV_INIT_RESP_LEN 6
+#define UHS2_DEV_ENUM_PAYLOAD_LEN 1
+#define UHS2_DEV_ENUM_RESP_LEN 8
+#define UHS2_CFG_WRITE_PAYLOAD_LEN 2
+#define UHS2_CFG_WRITE_PHY_SET_RESP_LEN 4
+#define UHS2_CFG_WRITE_GENERIC_SET_RESP_LEN 5
+#define UHS2_GO_DORMANT_PAYLOAD_LEN 1
+
+/*
+ * UHS2 Argument:
+ * Refer to UHS-II Addendum Version 1.02 Figure 6-8, the format of DCMD Argument is described below:
+ * bit [3:0] : Reserved
+ * bit [6:3] : TMODE(Transfer Mode)
+ * bit 3: DAM(Data Access Mode)
+ * bit 4: TLUM(TLEN Unit Mode)
+ * bit 5: LM(Length Mode)
+ * bit 6: DM(Duplex Mode)
+ * bit [7] : R/W(Read/Write)
+ * 0: Control read command
+ * 1: Control write command
+ * bit [15:8] : Reserved
+ *
+ * I/O Address specifies the address of register in UHS-II I/O space accessed by CCMD.
+ * The unit of I/O Address is 4 Bytes. It is transmitted in MSB first, LSB last.
+ */
+#define UHS2_DCMD_DM_POS 6
+#define UHS2_DCMD_2L_HD_MODE (1 << UHS2_DCMD_DM_POS)
+#define UHS2_DCMD_LM_POS 5
+#define UHS2_DCMD_LM_TLEN_EXIST (1 << UHS2_DCMD_LM_POS)
+#define UHS2_DCMD_TLUM_POS 4
+#define UHS2_DCMD_TLUM_BYTE_MODE (1 << UHS2_DCMD_TLUM_POS)
+#define UHS2_NATIVE_DCMD_DAM_POS 3
+#define UHS2_NATIVE_DCMD_DAM_IO (1 << UHS2_NATIVE_DCMD_DAM_POS)
+
+#define UHS2_RES_NACK_POS 7
+#define UHS2_RES_NACK_MASK (0x1 << UHS2_RES_NACK_POS)
+
+#define UHS2_RES_ECODE_POS 4
+#define UHS2_RES_ECODE_MASK 0x7
+#define UHS2_RES_ECODE_COND 1
+#define UHS2_RES_ECODE_ARG 2
+#define UHS2_RES_ECODE_GEN 3
+
+/* IOADR of device registers */
+#define UHS2_IOADR_GENERIC_CAPS 0x00
+#define UHS2_IOADR_PHY_CAPS 0x02
+#define UHS2_IOADR_LINK_CAPS 0x04
+#define UHS2_IOADR_RSV_CAPS 0x06
+#define UHS2_IOADR_GENERIC_SETTINGS 0x08
+#define UHS2_IOADR_PHY_SETTINGS 0x0A
+#define UHS2_IOADR_LINK_SETTINGS 0x0C
+#define UHS2_IOADR_PRESET 0x40
+
+/* SD application packets */
+#define UHS2_SD_CMD_INDEX_POS 8
+
+#define UHS2_SD_CMD_APP_POS 14
+#define UHS2_SD_CMD_APP (1 << UHS2_SD_CMD_APP_POS)
+
+/* UHS-II Device Registers */
+#define UHS2_DEV_CONFIG_REG 0x000
+
+/* General Caps and Settings registers */
+#define UHS2_DEV_CONFIG_GEN_CAPS (UHS2_DEV_CONFIG_REG + 0x000)
+#define UHS2_DEV_CONFIG_N_LANES_POS 8
+#define UHS2_DEV_CONFIG_N_LANES_MASK 0x3F
+#define UHS2_DEV_CONFIG_2L_HD_FD 0x1
+#define UHS2_DEV_CONFIG_2D1U_FD 0x2
+#define UHS2_DEV_CONFIG_1D2U_FD 0x4
+#define UHS2_DEV_CONFIG_2D2U_FD 0x8
+#define UHS2_DEV_CONFIG_DADR_POS 14
+#define UHS2_DEV_CONFIG_DADR_MASK 0x1
+#define UHS2_DEV_CONFIG_APP_POS 16
+#define UHS2_DEV_CONFIG_APP_MASK 0xFF
+#define UHS2_DEV_CONFIG_APP_SD_MEM 0x1
+
+#define UHS2_DEV_CONFIG_GEN_SET (UHS2_DEV_CONFIG_REG + 0x008)
+#define UHS2_DEV_CONFIG_GEN_SET_N_LANES_POS 8
+#define UHS2_DEV_CONFIG_GEN_SET_2L_FD_HD 0x0
+#define UHS2_DEV_CONFIG_GEN_SET_2D1U_FD 0x2
+#define UHS2_DEV_CONFIG_GEN_SET_1D2U_FD 0x3
+#define UHS2_DEV_CONFIG_GEN_SET_2D2U_FD 0x4
+#define UHS2_DEV_CONFIG_GEN_SET_CFG_COMPLETE BIT(31)
+
+/* PHY Caps and Settings registers */
+#define UHS2_DEV_CONFIG_PHY_CAPS (UHS2_DEV_CONFIG_REG + 0x002)
+#define UHS2_DEV_CONFIG_PHY_MINOR_MASK 0xF
+#define UHS2_DEV_CONFIG_PHY_MAJOR_POS 4
+#define UHS2_DEV_CONFIG_PHY_MAJOR_MASK 0x3
+#define UHS2_DEV_CONFIG_CAN_HIBER_POS 15
+#define UHS2_DEV_CONFIG_CAN_HIBER_MASK 0x1
+#define UHS2_DEV_CONFIG_PHY_CAPS1 (UHS2_DEV_CONFIG_REG + 0x003)
+#define UHS2_DEV_CONFIG_N_LSS_SYN_MASK 0xF
+#define UHS2_DEV_CONFIG_N_LSS_DIR_POS 4
+#define UHS2_DEV_CONFIG_N_LSS_DIR_MASK 0xF
+
+#define UHS2_DEV_CONFIG_PHY_SET (UHS2_DEV_CONFIG_REG + 0x00A)
+#define UHS2_DEV_CONFIG_PHY_SET_SPEED_POS 6
+#define UHS2_DEV_CONFIG_PHY_SET_SPEED_A 0x0
+#define UHS2_DEV_CONFIG_PHY_SET_SPEED_B 0x1
+
+/* LINK-TRAN Caps and Settings registers */
+#define UHS2_DEV_CONFIG_LINK_TRAN_CAPS (UHS2_DEV_CONFIG_REG + 0x004)
+#define UHS2_DEV_CONFIG_LT_MINOR_MASK 0xF
+#define UHS2_DEV_CONFIG_LT_MAJOR_POS 4
+#define UHS2_DEV_CONFIG_LT_MAJOR_MASK 0x3
+#define UHS2_DEV_CONFIG_N_FCU_POS 8
+#define UHS2_DEV_CONFIG_N_FCU_MASK 0xFF
+#define UHS2_DEV_CONFIG_DEV_TYPE_POS 16
+#define UHS2_DEV_CONFIG_DEV_TYPE_MASK 0x7
+#define UHS2_DEV_CONFIG_MAX_BLK_LEN_POS 20
+#define UHS2_DEV_CONFIG_MAX_BLK_LEN_MASK 0xFFF
+#define UHS2_DEV_CONFIG_LINK_TRAN_CAPS1 (UHS2_DEV_CONFIG_REG + 0x005)
+#define UHS2_DEV_CONFIG_N_DATA_GAP_MASK 0xFF
+
+#define UHS2_DEV_CONFIG_LINK_TRAN_SET (UHS2_DEV_CONFIG_REG + 0x00C)
+#define UHS2_DEV_CONFIG_LT_SET_MAX_BLK_LEN 0x200
+#define UHS2_DEV_CONFIG_LT_SET_MAX_RETRY_POS 16
+
+/* Preset register */
+#define UHS2_DEV_CONFIG_PRESET (UHS2_DEV_CONFIG_REG + 0x040)
+
+#define UHS2_DEV_INT_REG 0x100
+
+#define UHS2_DEV_STATUS_REG 0x180
+
+#define UHS2_DEV_CMD_REG 0x200
+#define UHS2_DEV_CMD_FULL_RESET (UHS2_DEV_CMD_REG + 0x000)
+#define UHS2_DEV_CMD_GO_DORMANT_STATE (UHS2_DEV_CMD_REG + 0x001)
+#define UHS2_DEV_CMD_DORMANT_HIBER BIT(7)
+#define UHS2_DEV_CMD_DEVICE_INIT (UHS2_DEV_CMD_REG + 0x002)
+#define UHS2_DEV_INIT_COMPLETE_FLAG BIT(11)
+#define UHS2_DEV_CMD_ENUMERATE (UHS2_DEV_CMD_REG + 0x003)
+#define UHS2_DEV_CMD_TRANS_ABORT (UHS2_DEV_CMD_REG + 0x004)
+
+#define UHS2_RCLK_MAX 52000000
+#define UHS2_RCLK_MIN 26000000
+
+#endif /* LINUX_MMC_UHS2_H */
diff --git a/include/linux/mmc/sdio_func.h b/include/linux/mmc/sdio_func.h
index 478855b8e406..fed1f5f4a8d3 100644
--- a/include/linux/mmc/sdio_func.h
+++ b/include/linux/mmc/sdio_func.h
@@ -106,7 +106,10 @@ struct sdio_driver {
.class = (dev_class), \
.vendor = SDIO_ANY_ID, .device = SDIO_ANY_ID
-extern int sdio_register_driver(struct sdio_driver *);
+/* use a macro to avoid include chaining to get THIS_MODULE */
+#define sdio_register_driver(drv) \
+ __sdio_register_driver(drv, THIS_MODULE)
+extern int __sdio_register_driver(struct sdio_driver *, struct module *);
extern void sdio_unregister_driver(struct sdio_driver *);
/**
diff --git a/include/linux/mmc/sdio_ids.h b/include/linux/mmc/sdio_ids.h
index 74f9d9a6d330..673cbdf43453 100644
--- a/include/linux/mmc/sdio_ids.h
+++ b/include/linux/mmc/sdio_ids.h
@@ -74,9 +74,13 @@
#define SDIO_DEVICE_ID_BROADCOM_43362 0xa962
#define SDIO_DEVICE_ID_BROADCOM_43364 0xa9a4
#define SDIO_DEVICE_ID_BROADCOM_43430 0xa9a6
-#define SDIO_DEVICE_ID_BROADCOM_CYPRESS_43439 0xa9af
+#define SDIO_DEVICE_ID_BROADCOM_43439 0xa9af
#define SDIO_DEVICE_ID_BROADCOM_43455 0xa9bf
-#define SDIO_DEVICE_ID_BROADCOM_CYPRESS_43752 0xaae8
+#define SDIO_DEVICE_ID_BROADCOM_43751 0xaae7
+#define SDIO_DEVICE_ID_BROADCOM_43752 0xaae8
+
+#define SDIO_VENDOR_ID_CYPRESS 0x04b4
+#define SDIO_DEVICE_ID_BROADCOM_CYPRESS_43439 0xbd3d
#define SDIO_VENDOR_ID_MARVELL 0x02df
#define SDIO_DEVICE_ID_MARVELL_LIBERTAS 0x9103
@@ -102,6 +106,7 @@
#define SDIO_DEVICE_ID_MARVELL_8977_BT 0x9146
#define SDIO_DEVICE_ID_MARVELL_8987_WLAN 0x9149
#define SDIO_DEVICE_ID_MARVELL_8987_BT 0x914a
+#define SDIO_DEVICE_ID_MARVELL_8978_WLAN 0x9159
#define SDIO_VENDOR_ID_MEDIATEK 0x037a
#define SDIO_DEVICE_ID_MEDIATEK_MT7663 0x7663
@@ -111,6 +116,17 @@
#define SDIO_VENDOR_ID_MICROCHIP_WILC 0x0296
#define SDIO_DEVICE_ID_MICROCHIP_WILC1000 0x5347
+#define SDIO_VENDOR_ID_REALTEK 0x024c
+#define SDIO_DEVICE_ID_REALTEK_RTW8723BS 0xb723
+#define SDIO_DEVICE_ID_REALTEK_RTW8821BS 0xb821
+#define SDIO_DEVICE_ID_REALTEK_RTW8822BS 0xb822
+#define SDIO_DEVICE_ID_REALTEK_RTW8821CS 0xc821
+#define SDIO_DEVICE_ID_REALTEK_RTW8822CS 0xc822
+#define SDIO_DEVICE_ID_REALTEK_RTW8723DS_2ANT 0xd723
+#define SDIO_DEVICE_ID_REALTEK_RTW8723DS_1ANT 0xd724
+#define SDIO_DEVICE_ID_REALTEK_RTW8821DS 0xd821
+#define SDIO_DEVICE_ID_REALTEK_RTW8723CS 0xb703
+
#define SDIO_VENDOR_ID_SIANO 0x039a
#define SDIO_DEVICE_ID_SIANO_NOVA_B0 0x0201
#define SDIO_DEVICE_ID_SIANO_NICE 0x0202
diff --git a/include/linux/mmc/slot-gpio.h b/include/linux/mmc/slot-gpio.h
index 4ae2f2908f99..23ac5696fa38 100644
--- a/include/linux/mmc/slot-gpio.h
+++ b/include/linux/mmc/slot-gpio.h
@@ -8,23 +8,23 @@
#ifndef MMC_SLOT_GPIO_H
#define MMC_SLOT_GPIO_H
+#include <linux/interrupt.h>
#include <linux/types.h>
-#include <linux/irqreturn.h>
struct mmc_host;
int mmc_gpio_get_ro(struct mmc_host *host);
int mmc_gpio_get_cd(struct mmc_host *host);
+void mmc_gpio_set_cd_irq(struct mmc_host *host, int irq);
int mmc_gpiod_request_cd(struct mmc_host *host, const char *con_id,
unsigned int idx, bool override_active_level,
unsigned int debounce);
int mmc_gpiod_request_ro(struct mmc_host *host, const char *con_id,
unsigned int idx, unsigned int debounce);
-void mmc_gpio_set_cd_isr(struct mmc_host *host,
- irqreturn_t (*isr)(int irq, void *dev_id));
+int mmc_gpiod_set_cd_config(struct mmc_host *host, unsigned long config);
int mmc_gpio_set_cd_wake(struct mmc_host *host, bool on);
void mmc_gpiod_request_cd_irq(struct mmc_host *host);
-bool mmc_can_gpio_cd(struct mmc_host *host);
-bool mmc_can_gpio_ro(struct mmc_host *host);
+bool mmc_host_can_gpio_cd(struct mmc_host *host);
+bool mmc_host_can_gpio_ro(struct mmc_host *host);
#endif
generated by cgit (git 2.34.1) at 2025-12-21 20:34:48 +0000