ir35221.rst (2599B)
1Kernel driver ir35221 2===================== 3 4Supported chips: 5 * Infineon IR35221 6 7 Prefix: 'ir35221' 8 9 Addresses scanned: - 10 11 Datasheet: Datasheet is not publicly available. 12 13Author: Samuel Mendoza-Jonas <sam@mendozajonas.com> 14 15 16Description 17----------- 18 19IR35221 is a Digital DC-DC Multiphase Converter 20 21 22Usage Notes 23----------- 24 25This driver does not probe for PMBus devices. You will have to instantiate 26devices explicitly. 27 28Example: the following commands will load the driver for an IR35221 29at address 0x70 on I2C bus #4:: 30 31 # modprobe ir35221 32 # echo ir35221 0x70 > /sys/bus/i2c/devices/i2c-4/new_device 33 34 35Sysfs attributes 36---------------- 37 38======================= ======================================================= 39curr1_label "iin" 40curr1_input Measured input current 41curr1_max Maximum current 42curr1_max_alarm Current high alarm 43 44curr[2-3]_label "iout[1-2]" 45curr[2-3]_input Measured output current 46curr[2-3]_crit Critical maximum current 47curr[2-3]_crit_alarm Current critical high alarm 48curr[2-3]_highest Highest output current 49curr[2-3]_lowest Lowest output current 50curr[2-3]_max Maximum current 51curr[2-3]_max_alarm Current high alarm 52 53in1_label "vin" 54in1_input Measured input voltage 55in1_crit Critical maximum input voltage 56in1_crit_alarm Input voltage critical high alarm 57in1_highest Highest input voltage 58in1_lowest Lowest input voltage 59in1_min Minimum input voltage 60in1_min_alarm Input voltage low alarm 61 62in[2-3]_label "vout[1-2]" 63in[2-3]_input Measured output voltage 64in[2-3]_lcrit Critical minimum output voltage 65in[2-3]_lcrit_alarm Output voltage critical low alarm 66in[2-3]_crit Critical maximum output voltage 67in[2-3]_crit_alarm Output voltage critical high alarm 68in[2-3]_highest Highest output voltage 69in[2-3]_lowest Lowest output voltage 70in[2-3]_max Maximum output voltage 71in[2-3]_max_alarm Output voltage high alarm 72in[2-3]_min Minimum output voltage 73in[2-3]_min_alarm Output voltage low alarm 74 75power1_label "pin" 76power1_input Measured input power 77power1_alarm Input power high alarm 78power1_max Input power limit 79 80power[2-3]_label "pout[1-2]" 81power[2-3]_input Measured output power 82power[2-3]_max Output power limit 83power[2-3]_max_alarm Output power high alarm 84 85temp[1-2]_input Measured temperature 86temp[1-2]_crit Critical high temperature 87temp[1-2]_crit_alarm Chip temperature critical high alarm 88temp[1-2]_highest Highest temperature 89temp[1-2]_lowest Lowest temperature 90temp[1-2]_max Maximum temperature 91temp[1-2]_max_alarm Chip temperature high alarm 92======================= =======================================================