diff options
| -rw-r--r-- | board/pyro/battery.c | 41 | ||||
| -rw-r--r-- | board/pyro/board.h | 1 |
2 files changed, 42 insertions, 0 deletions
diff --git a/board/pyro/battery.c b/board/pyro/battery.c index 83931a0822..5e13f09621 100644 --- a/board/pyro/battery.c +++ b/board/pyro/battery.c @@ -26,6 +26,9 @@ #define SB_FETON_DATA2 0x4000 #define BATTERY_FETOFF 0x0100 +/* First use day base */ +#define BATT_FUD_BASE 0x38 + #define GREEN_BOOK_SUPPORT (1 << 2) /* Shutdown mode parameter to write to manufacturer access register */ @@ -98,6 +101,44 @@ int board_cut_off_battery(void) return cutoff(); } +int battery_get_vendor_param(uint32_t param, uint32_t *value) +{ + return EC_ERROR_UNIMPLEMENTED; +} + +/* parameter 0 for first use day */ +int battery_set_vendor_param(uint32_t param, uint32_t value) +{ + if (param == 0) { + int rv, ymd; + + rv = sb_read(BATT_FUD_BASE, &ymd); + if (rv != EC_SUCCESS) + return EC_ERROR_UNKNOWN; + if (ymd == 0) + return sb_write(BATT_FUD_BASE, value) ? + EC_ERROR_UNKNOWN : EC_SUCCESS; + + rv = sb_read(BATT_FUD_BASE | 0x03, &ymd); + if (rv != EC_SUCCESS) + return EC_ERROR_UNKNOWN; + if (ymd == 0) + return sb_write(BATT_FUD_BASE | 0x03, value) ? + EC_ERROR_UNKNOWN : EC_SUCCESS; + + rv = sb_read(BATT_FUD_BASE | 0x07, &ymd); + if (rv != EC_SUCCESS) + return EC_ERROR_UNKNOWN; + if (ymd == 0) + return sb_write(BATT_FUD_BASE | 0x07, value) ? + EC_ERROR_UNKNOWN : EC_SUCCESS; + + return EC_ERROR_UNKNOWN; + } else { + return EC_ERROR_UNIMPLEMENTED; + } +} + enum battery_disconnect_state battery_get_disconnect_state(void) { uint8_t data[6]; diff --git a/board/pyro/board.h b/board/pyro/board.h index 0fe54ab393..40533f0e05 100644 --- a/board/pyro/board.h +++ b/board/pyro/board.h @@ -49,6 +49,7 @@ #define CONFIG_BATTERY_PRESENT_CUSTOM #define CONFIG_BATTERY_REVIVE_DISCONNECT #define CONFIG_BATTERY_SMART +#define CONFIG_BATTERY_VENDOR_PARAM /* Charger */ #define CONFIG_CHARGE_MANAGER |