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fusee: begin adding support for MMC HS modes

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This commit is contained in:
Kate J. Temkin
2018-05-20 07:04:18 -06:00
parent 5f3fc8156c
commit d5411b5b1f
2 changed files with 315 additions and 101 deletions
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29
fusee/fusee-primary/src/sdmmc.h
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@@ -34,7 +34,6 @@ enum sdmmc_bus_width {
*/
enum sdmmc_bus_voltage {
MMC_VOLTAGE_3V3 = 0b111,
MMC_VOLTAGE_3V0 = 0b110,
MMC_VOLTAGE_1V8 = 0b101,
};
@@ -115,27 +114,28 @@ enum sdmmc_switch_argument_offsets {
};
/**
* Fields that can be modified by CMD_SWITCH_MODE.
*/
enum sdmmc_switch_field {
/* Fields */
MMC_GROUP_ERASE_DEF = 175,
MMC_PARTITION_CONFIG = 179,
MMC_BUS_WIDTH = 183,
};
/**
* Bus speeds possible for an SDMMC controller.
*/
enum sdmmc_bus_speed {
/* SD card speeds */
SDMMC_SPEED_SDR12 = 0,
SDMMC_SPEED_SDR25 = 1,
SDMMC_SPEED_SDR50 = 2,
SDMMC_SPEED_SDR104 = 3,
SDMMC_SPEED_DDR50 = 4,
/* Other speed: non-spec-compliant value used for e.g. HS400 */
SDMMC_SPEED_OTHER = 5,
/* eMMC card speeds */
/* note: to avoid an enum clash, we add ten to these */
SDMMC_SPEED_HS26 = 10 ,
SDMMC_SPEED_HS52 = 11 ,
SDMMC_SPEED_HS200 = 12 ,
SDMMC_SPEED_HS400 = 13 ,
/* special speeds */
SDMMC_SPEED_INIT = -1,
};
@@ -152,7 +152,6 @@ struct mmc {
bool use_dma;
unsigned int timeout;
enum tegra_named_gpio card_detect_gpio;
enum sdmmc_card_type card_type;
enum sdmmc_write_permission write_enable;
/* Per-controller operations. */
@@ -168,8 +167,12 @@ struct mmc {
int (*switch_mode)(struct mmc *mmc, int a, int b, int c, uint32_t timeout, void *response);
int (*switch_bus_width)(struct mmc *mmc, enum sdmmc_bus_width width);
int (*optimize_speed)(struct mmc *mmc);
int (*card_switch_bus_speed)(struct mmc *mmc, enum sdmmc_bus_speed speed);
/* Card properties */
enum sdmmc_card_type card_type;
uint32_t mmc_card_type;
uint8_t cid[15];
uint32_t relative_address;
uint8_t partitioned;