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| author | Anatoly Pugachev <matorola@gmail.com> | 2016-01-25 19:09:21 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2016-01-26 22:35:28 +0800 |
| commit | b1a57ddd23f4c596ff74b130373a93cc9f5bbf37 (patch) | |
| tree | 3657a666d0392ce2f873a4056a3266e6a96167cc /Documentation/devicetree/bindings/sparc_sun_oracle_rng.txt | |
| parent | 8d18e34c1fe22418ae0b5475ab0d1956d69ad195 (diff) | |
| download | lwn-b1a57ddd23f4c596ff74b130373a93cc9f5bbf37.tar.gz lwn-b1a57ddd23f4c596ff74b130373a93cc9f5bbf37.zip | |
hwrng: n2 - documentation, add DT bindings, vendor prefixes
n2rng: documentation, add DT bindings, vendor prefixes
Signed-off-by: Anatoly Pugachev <matorola@gmail.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'Documentation/devicetree/bindings/sparc_sun_oracle_rng.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/sparc_sun_oracle_rng.txt | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sparc_sun_oracle_rng.txt b/Documentation/devicetree/bindings/sparc_sun_oracle_rng.txt new file mode 100644 index 000000000000..b0b211194c71 --- /dev/null +++ b/Documentation/devicetree/bindings/sparc_sun_oracle_rng.txt @@ -0,0 +1,30 @@ +HWRNG support for the n2_rng driver + +Required properties: +- reg : base address to sample from +- compatible : should contain one of the following + RNG versions: + - 'SUNW,n2-rng' for Niagara 2 Platform (SUN UltraSPARC T2 CPU) + - 'SUNW,vf-rng' for Victoria Falls Platform (SUN UltraSPARC T2 Plus CPU) + - 'SUNW,kt-rng' for Rainbow/Yosemite Falls Platform (SUN SPARC T3/T4), (UltraSPARC KT/Niagara 3 - development names) + more recent systems (after Oracle acquisition of SUN) + - 'ORCL,m4-rng' for SPARC T5/M5 + - 'ORCL,m7-rng' for SPARC T7/M7 + +Examples: +/* linux LDOM on SPARC T5-2 */ +Node 0xf029a4f4 + .node: f029a4f4 + rng-#units: 00000002 + compatible: 'ORCL,m4-rng' + reg: 0000000e + name: 'random-number-generator' + +/* solaris on SPARC M7-8 */ +Node 0xf028c08c + rng-#units: 00000003 + compatible: 'ORCL,m7-rng' + reg: 0000000e + name: 'random-number-generator' + +PS: see as well prtconfs.git by DaveM |