1*7f2958e8SEmil Renner Berthing.. SPDX-License-Identifier: GPL-2.0 2*7f2958e8SEmil Renner Berthing 3*7f2958e8SEmil Renner BerthingKernel driver sfctemp 4*7f2958e8SEmil Renner Berthing===================== 5*7f2958e8SEmil Renner Berthing 6*7f2958e8SEmil Renner BerthingSupported chips: 7*7f2958e8SEmil Renner Berthing - StarFive JH7100 8*7f2958e8SEmil Renner Berthing - StarFive JH7110 9*7f2958e8SEmil Renner Berthing 10*7f2958e8SEmil Renner BerthingAuthors: 11*7f2958e8SEmil Renner Berthing - Emil Renner Berthing <kernel@esmil.dk> 12*7f2958e8SEmil Renner Berthing 13*7f2958e8SEmil Renner BerthingDescription 14*7f2958e8SEmil Renner Berthing----------- 15*7f2958e8SEmil Renner Berthing 16*7f2958e8SEmil Renner BerthingThis driver adds support for reading the built-in temperature sensor on the 17*7f2958e8SEmil Renner BerthingJH7100 and JH7110 RISC-V SoCs by StarFive Technology Co. Ltd. 18*7f2958e8SEmil Renner Berthing 19*7f2958e8SEmil Renner Berthing``sysfs`` interface 20*7f2958e8SEmil Renner Berthing------------------- 21*7f2958e8SEmil Renner Berthing 22*7f2958e8SEmil Renner BerthingThe temperature sensor can be enabled, disabled and queried via the standard 23*7f2958e8SEmil Renner Berthinghwmon interface in sysfs under ``/sys/class/hwmon/hwmonX`` for some value of 24*7f2958e8SEmil Renner Berthing``X``: 25*7f2958e8SEmil Renner Berthing 26*7f2958e8SEmil Renner Berthing================ ==== ============================================= 27*7f2958e8SEmil Renner BerthingName Perm Description 28*7f2958e8SEmil Renner Berthing================ ==== ============================================= 29*7f2958e8SEmil Renner Berthingtemp1_enable RW Enable or disable temperature sensor. 30*7f2958e8SEmil Renner Berthing Automatically enabled by the driver, 31*7f2958e8SEmil Renner Berthing but may be disabled to save power. 32*7f2958e8SEmil Renner Berthingtemp1_input RO Temperature reading in milli-degrees Celsius. 33*7f2958e8SEmil Renner Berthing================ ==== ============================================= 34