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| author | Cédric Le Goater <clg@fr.ibm.com> | 2015-03-09 21:56:19 +0100 |
|---|---|---|
| committer | Stewart Smith <stewart@linux.vnet.ibm.com> | 2015-03-24 18:22:55 +1100 |
| commit | 3c0627cb13b40f76a2339c021ed7581fa6293fdf (patch) | |
| tree | a8e94d08540dccd77fa8d0450de3e492e17343b9 /doc/device-tree | |
| parent | a5413878280a0cccd58d76802beffcce95f15c89 (diff) | |
| download | skiboot-3c0627cb13b40f76a2339c021ed7581fa6293fdf.zip skiboot-3c0627cb13b40f76a2339c021ed7581fa6293fdf.tar.gz skiboot-3c0627cb13b40f76a2339c021ed7581fa6293fdf.tar.bz2 | |
dts: add memory buffers temperature sensors
The memory buffer chips (Centaur) have DTS very similar to the
ones we find on the cores.
Only available on open power machines for the moment.
Signed-off-by: Cédric Le Goater <clg@fr.ibm.com>
Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>
Diffstat (limited to 'doc/device-tree')
| -rw-r--r-- | doc/device-tree/ibm,opal/sensors.txt | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/doc/device-tree/ibm,opal/sensors.txt b/doc/device-tree/ibm,opal/sensors.txt index 81aeff8..80a6d81 100644 --- a/doc/device-tree/ibm,opal/sensors.txt +++ b/doc/device-tree/ibm,opal/sensors.txt @@ -64,4 +64,30 @@ ibm,opal/sensors/ { ibm,pir = <0x20>; label = "Core"; }; + + /* + * Centaur temperatures (DTS) nodes. Open Power only. + * + * We use the PIR of the core as a resource identifier. + */ + mem-temp@1 { + compatible = "ibm,opal-sensor"; + name = "mem-temp"; + sensor-type = "temp"; + + /* Status bits : + * + * 0x0003 FATAL + * 0x0002 CRITICAL + * 0x0001 WARNING + */ + sensor-data = <0x00810001>; + + /* + * These are extra properties to help Linux output. + */ + ibm,chip-id = <0x80000001>; + label = "Centaur"; + }; + }; |