Kernel driver aps-379 ===================== Supported chips: * Sony APS-379 Prefix: 'aps-379' Addresses scanned: - Authors: - Chris Packham Description ----------- This driver implements support for the PMBus monitor on the Sony APS-379 modular power supply. The APS-379 deviates from the PMBus standard for the READ_VOUT command by using the linear11 format instead of linear16. The known supported PMBus commands are: === ============================= ========= ======= ===== Cmd Function Protocol Scaling Bytes === ============================= ========= ======= ===== 01 On / Off Command (OPERATION) Byte R/W -- 1 10 WRITE_PROTECT Byte R/W -- 1 3B FAN_COMMAND_1 Word R/W -- 2 46 Current Limit (in percent) Word R/W 2^0 2 47 Current Limit Fault Response Byte R/W -- 1 79 Alarm Data Bits (STATUS_WORD) Word Rd -- 2 8B Output Voltage (READ_VOUT) Word Rd 2^-4 2 8C Output Current (READ_IOUT) Word Rd 2^-2 2 8D Power Supply Ambient Temp Word Rd 2^0 2 90 READ_FAN_SPEED_1 Word Rd 2^6 2 91 READ_FAN_SPEED_2 Word Rd 2^6 2 96 Output Wattage (READ_POUT) Word Rd 2^1 2 97 Input Wattage (READ_PIN) Word Rd 2^1 2 9A Unit Model Number (MFR_MODEL) Block R/W -- 10 9B Unit Revision Number Block R/W -- 10 9E Unit Serial Number Block R/W -- 8 99 Unit Manufacturer ID (MFR_ID) Block R/W -- 8 D0 Unit Run Time Information Block Rd -- 4 D5 Firmware Version Rd cust -- 8 B0 User Data 1 (USER_DATA_00) Block R/W -- 4 B1 User Data 2 (USER_DATA_01) Block R/W -- 4 B2 User Data 3 (USER_DATA_02) Block R/W -- 4 B3 User Data 4 (USER_DATA_03) Block R/W -- 4 B4 User Data 5 (USER_DATA_04) Block R/W -- 4 B5 User Data 6 (USER_DATA_05) Block R/W -- 4 B6 User Data 7 (USER_DATA_06) Block R/W -- 4 B7 User Data 8 (USER_DATA_07) Block R/W -- 4 F0 Calibration command Byte R/W -- 1 F1 Calibration data Word Wr 2^9 2 F2 Unlock Calibration Byte Wr -- 1 === ============================= ========= ======= =====