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1.. SPDX-License-Identifier: GPL-2.0-or-later2 3Kernel driver max207304======================5 6Supported chips:7 8 * Maxim MAX207109 10 Prefix: 'max20710'11 12 Addresses scanned: -13 14 Datasheet: https://datasheets.maximintegrated.com/en/ds/MAX20710.pdf15 16 * Maxim MAX2073017 18 Prefix: 'max20730'19 20 Addresses scanned: -21 22 Datasheet: https://datasheets.maximintegrated.com/en/ds/MAX20730.pdf23 24 * Maxim MAX2073425 26 Prefix: 'max20734'27 28 Addresses scanned: -29 30 Datasheet: https://datasheets.maximintegrated.com/en/ds/MAX20734.pdf31 32 * Maxim MAX2074333 34 Prefix: 'max20743'35 36 Addresses scanned: -37 38 Datasheet: https://datasheets.maximintegrated.com/en/ds/MAX20743.pdf39 40Author: Guenter Roeck <linux@roeck-us.net>41 42 43Description44-----------45 46This driver implements support for Maxim MAX20710, MAX20730, MAX20734, and MAX2074347Integrated, Step-Down Switching Regulators with PMBus support.48 49The driver is a client driver to the core PMBus driver.50Please see Documentation/hwmon/pmbus.rst for details on PMBus client drivers.51 52 53Usage Notes54-----------55 56This driver does not auto-detect devices. You will have to instantiate the57devices explicitly. Please see Documentation/i2c/instantiating-devices.rst for58details.59 60 61Sysfs entries62-------------63 64=================== ===== =======================================================65curr1_crit RW/RO Critical output current. Please see datasheet for66 supported limits. Read-only if the chip is67 write protected; read-write otherwise.68curr1_crit_alarm RO Output current critical alarm69curr1_input RO Output current70curr1_label RO 'iout1'71in1_alarm RO Input voltage alarm72in1_input RO Input voltage73in1_label RO 'vin'74in2_alarm RO Output voltage alarm75in2_input RO Output voltage76in2_label RO 'vout1'77temp1_crit RW/RO Critical temeperature. Supported values are 130 or 15078 degrees C. Read-only if the chip is write protected;79 read-write otherwise.80temp1_crit_alarm RO Temperature critical alarm81temp1_input RO Chip temperature82=================== ===== =======================================================83