17f2958e8SEmil Renner Berthing.. SPDX-License-Identifier: GPL-2.0 27f2958e8SEmil Renner Berthing 37f2958e8SEmil Renner BerthingKernel driver sfctemp 47f2958e8SEmil Renner Berthing===================== 57f2958e8SEmil Renner Berthing 67f2958e8SEmil Renner BerthingSupported chips: 77f2958e8SEmil Renner Berthing - StarFive JH7100 87f2958e8SEmil Renner Berthing - StarFive JH7110 97f2958e8SEmil Renner Berthing 107f2958e8SEmil Renner BerthingAuthors: 117f2958e8SEmil Renner Berthing - Emil Renner Berthing <kernel@esmil.dk> 127f2958e8SEmil Renner Berthing 137f2958e8SEmil Renner BerthingDescription 147f2958e8SEmil Renner Berthing----------- 157f2958e8SEmil Renner Berthing 167f2958e8SEmil Renner BerthingThis driver adds support for reading the built-in temperature sensor on the 177f2958e8SEmil Renner BerthingJH7100 and JH7110 RISC-V SoCs by StarFive Technology Co. Ltd. 187f2958e8SEmil Renner Berthing 197f2958e8SEmil Renner Berthing``sysfs`` interface 207f2958e8SEmil Renner Berthing------------------- 217f2958e8SEmil Renner Berthing 227f2958e8SEmil Renner BerthingThe temperature sensor can be enabled, disabled and queried via the standard 237f2958e8SEmil Renner Berthinghwmon interface in sysfs under ``/sys/class/hwmon/hwmonX`` for some value of 247f2958e8SEmil Renner Berthing``X``: 257f2958e8SEmil Renner Berthing 267f2958e8SEmil Renner Berthing================ ==== ============================================= 277f2958e8SEmil Renner BerthingName Perm Description 287f2958e8SEmil Renner Berthing================ ==== ============================================= 297f2958e8SEmil Renner Berthingtemp1_enable RW Enable or disable temperature sensor. 307f2958e8SEmil Renner Berthing Automatically enabled by the driver, 317f2958e8SEmil Renner Berthing but may be disabled to save power. 327f2958e8SEmil Renner Berthingtemp1_input RO Temperature reading in milli-degrees Celsius. 337f2958e8SEmil Renner Berthing================ ==== ============================================= 34