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24c1aa8587
This patch adds basic kernel support for reading power values, fan speed rpm, voltage and temperature data on powernv platforms which will be exported to user space through sysfs interface. Test results: ------------- [root@tul163p1 ~]# sensors ibmpowernv-isa-0000 Adapter: ISA adapter fan1: 5465 RPM (min = 0 RPM) fan2: 5152 RPM (min = 0 RPM) fan3: 5521 RPM (min = 0 RPM) fan4: 4891 RPM (min = 0 RPM) fan5: 0 RPM (min = 0 RPM) fan6: 0 RPM (min = 0 RPM) fan7: 7480 RPM (min = 0 RPM) fan8: 7944 RPM (min = 0 RPM) temp1: +39.0°C (high = +0.0°C) power1: 190.00 W [root@tul163p1 ~]# ls /sys/devices/platform/ alarmtimer ibmpowernv.0 power rtc-generic serial8250 uevent [root@tul163p1 ~]# ls /sys/devices/platform/ibmpowernv.0/hwmon/hwmon0/ device fan2_min fan4_min fan6_min fan8_min power fan1_fault fan3_fault fan5_fault fan7_fault in1_fault power1_input fan1_input fan3_input fan5_input fan7_input in2_fault subsystem fan1_min fan3_min fan5_min fan7_min in3_fault temp1_input fan2_fault fan4_fault fan6_fault fan8_fault in4_fault temp1_max fan2_input fan4_input fan6_input fan8_input name uevent [root@tul163p1 ~]# ls /sys/class/hwmon/hwmon0/ device fan2_min fan4_min fan6_min fan8_min power fan1_fault fan3_fault fan5_fault fan7_fault in1_fault power1_input fan1_input fan3_input fan5_input fan7_input in2_fault subsystem fan1_min fan3_min fan5_min fan7_min in3_fault temp1_input fan2_fault fan4_fault fan6_fault fan8_fault in4_fault temp1_max fan2_input fan4_input fan6_input fan8_input name uevent [root@tul163p1 ~]# Signed-off-by: Neelesh Gupta <neelegup@linux.vnet.ibm.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net> |
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| .. | ||
| bindings | ||
| 00-INDEX | ||
| booting-without-of.txt | ||
| usage-model.txt | ||