projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 7f2958e8 ERB |
1 | .. SPDX-License-Identifier: GPL-2.0 |
| 2 | ||
| 3 | Kernel driver sfctemp | |
| 4 | ===================== | |
| 5 | ||
| 6 | Supported chips: | |
| 7 | - StarFive JH7100 | |
| 8 | - StarFive JH7110 | |
| 9 | ||
| 10 | Authors: | |
| 11 | - Emil Renner Berthing <kernel@esmil.dk> | |
| 12 | ||
| 13 | Description | |
| 14 | ----------- | |
| 15 | ||
| 16 | This driver adds support for reading the built-in temperature sensor on the | |
| 17 | JH7100 and JH7110 RISC-V SoCs by StarFive Technology Co. Ltd. | |
| 18 | ||
| 19 | ``sysfs`` interface | |
| 20 | ------------------- | |
| 21 | ||
| 22 | The temperature sensor can be enabled, disabled and queried via the standard | |
| 23 | hwmon interface in sysfs under ``/sys/class/hwmon/hwmonX`` for some value of | |
| 24 | ``X``: | |
| 25 | ||
| 26 | ================ ==== ============================================= | |
| 27 | Name Perm Description | |
| 28 | ================ ==== ============================================= | |
| 29 | temp1_enable RW Enable or disable temperature sensor. | |
| 30 | Automatically enabled by the driver, | |
| 31 | but may be disabled to save power. | |
| 32 | temp1_input RO Temperature reading in milli-degrees Celsius. | |
| 33 | ================ ==== ============================================= |