/* SPDX-License-Identifier: GPL-2.0-only */ /* This file is part of the coreboot project. */ /* * EC communication interface for QUANTA EnE KB3940Q Embedded Controller. */ #ifndef _EC_QUANTA_ENE_KB3940Q_EC_H #define _EC_QUANTA_ENE_KB3940Q_EC_H #define EC_IO 0x380 /* Mainboard specific. Could be Kconfig option */ #define EC_IO_HIGH EC_IO + 1 #define EC_IO_LOW EC_IO + 2 #define EC_IO_DATA EC_IO + 3 // 60h/64h Command Interface #define KBD_DATA 0x60 #define KBD_COMMAND 0x64 #define KBD_STATUS 0x64 #define KBD_IBF (1 << 1) // 1: input buffer full (data ready for ec) #define KBD_OBF (1 << 0) // 1: output buffer full (data ready for host) // 62h/66h Command Interface #define EC_DATA 0x62 #define EC_COMMAND 0x66 #define EC_SC 0x66 /* Wait 400ms for keyboard controller answers */ #define KBC_TIMEOUT_IN_MS 400 u8 ec_kbc_read_ob(void); void ec_kbc_write_cmd(u8 cmd); void ec_kbc_write_ib(u8 data); u8 ec_read_ob(void); void ec_write_cmd(u8 cmd); void ec_write_ib(u8 data); u8 ec_mem_read(u8 addr); void ec_mem_write(u8 addr, u8 data); /***************************************************************************** * EC Internal memory */ #define EC_BAT_DCAP_LO 0x40 #define EC_BAT_DCAP_HI 0x41 #define EC_BAT_DVOLT_LO 0x42 #define EC_BAT_DVOLT_HI 0x43 #define EC_BAT_FULL_CAP_LO 0x44 #define EC_BAT_FULL_CAP_HI 0x45 #define EC_BAT_RATE_LO 0x46 #define EC_BAT_RATE_HI 0x47 #define EC_BAT_RMC_LO 0x48 #define EC_BAT_RMC_HI 0x49 #define EC_BAT_VOLT_LO 0x4A #define EC_BAT_VOLT_HI 0x4B #define EC_BAT_CHRG_CURT_LO 0x4C #define EC_BAT_CHRG_CURT_HI 0x4D #define EC_BAT_CHRG_VOLT_LO 0x4E #define EC_BAT_CHRG_VOLT_HI 0x4F #define EC_BAT_TEMP_LO 0x50 #define EC_BAT_TEMP_HI 0x51 #define EC_BAT_SN_LO 0x52 #define EC_BAT_SN_HI 0x53 #define EC_BAT_RSOC_LO 0x54 #define EC_BAT_RSOC_HI 0x55 #define EC_BAT_STATUS_LO 0x56 #define EC_BAT_STATUS_HI 0x57 #define EC_BAT_CYCLE_COUNT_LO 0x58 #define EC_BAT_CYCLE_COUNT_HI 0x59 #define EC_BAT_MFG_DATE_LO 0x5A #define EC_BAT_MFG_DATE_HI 0x5B #define EC_BAT_CHEMISTRY0 0x60 #define EC_BAT_CHEMISTRY1 0x61 #define EC_BAT_CHEMISTRY2 0x62 #define EC_BAT_CHEMISTRY3 0x63 #define EC_BAT_DEVICE_NAME0 0x64 #define EC_BAT_DEVICE_NAME1 0x65 #define EC_BAT_DEVICE_NAME2 0x66 #define EC_BAT_DEVICE_NAME3 0x67 #define EC_BAT_DEVICE_NAME4 0x68 #define EC_BAT_DEVICE_NAME5 0x69 #define EC_BAT_DEVICE_NAME6 0x6A #define EC_POWER_FLAG 0x70 #define EC_PF_ADAPTER_IN (1 << 0) #define EC_PF_ADAPTER_PIN (1 << 1) #define EC_PF_BATT_IN (1 << 2) #define EC_PF_BATT_DESTROY (1 << 3) #define EC_PF_ACPI_MODE (1 << 4) #define EC_PF_X86_BIOS (1 << 6) #define EC_PF_COREBOOT 0 #define EC_PF_PASSIVE_THERM (1 << 7) #define EC_CHARGER_STATUS 0x71 #define EC_CHS_BAT_DISCHARGING (1 << 0) #define EC_CHS_BAT_CHARGING (1 << 1) #define EC_CHS_BAT_CRITICAL (1 << 2) #define EC_HW_GPI_STATUS 0x72 #define EC_GPI_LID_STAT_BIT 0 #define EC_GPI_RECOVERY_MODE_BIT 1 #define EC_GPI_LID_OPEN (1 << EC_GPI_LID_STAT_BIT) #define EC_GPI_RECOVERY_STATUS (1 << EC_GPI_RECOVERY_MODE_BIT) #define EC_GPIO_STATUS 0x73 #define EC_GPIO_TP_LED_ENABLE (1 << 0) #define EC_GPIO_TP_LED_STATUS (1 << 1) #define EC_CPU_TMP 0x78 #define EC_GPU_TMP 0x79 #define EC_LOCAL_TMP1 0x7A #define EC_LOCAL_TMP2 0x7B #define EC_FAN_TACH_LO 0x7C #define EC_FAN_TACH_HI 0x7D #define EC_FAN_DBG_RPM_LO 0x7E #define EC_FAN_DBG_RPM_HI 0x7F #define EC_KBID_REG 0x80 #define EC_KBD_EN 0 #define EC_KBD_JP (1 << 1) #define EC_CURR_PS 0x81 #define EC_MAX_PS 0x82 #define EC_EC_PSW 0x83 #define EC_PSW_IKB (1 << 0) #define EC_PSW_TP (1 << 1) #define EC_PSW_LAN (1 << 3) #define EC_PSW_RTC (1 << 4) #define EC_PSW_USB (1 << 5) #define EC_WAKE_EVEN_TID 0x84 #define EC_WID_IKB (1 << 0) #define EC_WID_TP (1 << 1) #define EC_WID_LID (1 << 2) #define EC_WID_PWRSW (1 << 7) #define EC_CODE_STATE 0x85 #define EC_COS_INITIAL_STAGE 0xBB #define EC_COS_EC_RO 0xC0 #define EC_COS_EC_RW 0xC1 #define EC_FW_REASON_ID 0x86 #define EC_FWR_NOT_RO 0x00 #define EC_FWR_GPI_ASSERTED 0x01 #define EC_FWR_HOTKEY_PRESSED 0x02 #define EC_FWR_FIRMWARE_CORRUPT 0x03 #define EC_SHUTDOWN_REASON 0xB9 #define EC_FW_VER0 0xBA #define EC_FW_VER1 0xBB #define EC_FW_VER2 0xBC #define EC_FW_VER3 0xBD #define EC_FW_VER4 0xBE #define EC_FW_VER5 0xBF #define EC_SMBPTCL 0xC0 #define EC_SMBSTA 0xC1 #define EC_SMBADDR 0xC2 #define EC_SMBCMD 0xC3 #define EC_SMBDATA 0xC4 #define EC_SMBBCNT 0xE4 /***************************************************************************** * SMI / SCI event status */ #define Q_EVENT_LID_STATUS 0x06 #define Q_EVENT_WIFI_BUTTON 0x06 #define Q_EVENT_THERM_EVENT 0x08 #define Q_EVENT_PSTATE_DOWN 0x0E #define Q_EVENT_PSTATE_UP 0x0F #define Q_EVENT_AC_PLUGGED 0x10 #define Q_EVENT_AC_UNPLUGGED 0x11 #define Q_EVENT_BATTERY_PLUGGED 0x12 #define Q_EVENT_BATTERY_UNPLUGGED 0x13 #define Q_EVENT_BATTERY_STATUS 0x14 /***************************************************************************** * EC Commands */ #define EC_CMD_ENABLE_ACPI_MODE 0x71 #define EC_CMD_DISABLE_ACPI_MODE 0x72 #define EC_CMD_DISABLE_SMBUS_EVENT 0x73 #define EC_CMD_ENABLE_SMBUS_EVENT 0x74 #define EC_CMD_SYSTEM_RESET 0x78 #define EC_CMD_SYSTEM_SHUTDOWN 0x79 #define EC_CMD_RESET_FOR_FW_UPDATE 0x7D #define EC_CMD_IDLE_FOR SPI_UPDATE 0x7E #define EC_CMD_READ_RAM 0x80 #define EC_CMD_WRITE_RAM 0x81 #define EC_CMD_BURST_ENABLE 0x82 #define EC_CMD_BURST_DISABLE 0x83 #define EC_CMD_QUERY_EVENT 0x84 #endif /* _EC_QUANTA_ENE_KB3940Q_EC_H */