On Fri, Feb 10, 2017 at 08:55:31AM -0600, Rob Herring wrote: > On Thu, Feb 9, 2017 at 1:13 PM, Jayachandran C <jnair@xxxxxxxxxxxxxxxxxx> wrote: > > Add documentation for Cavium ThunderX2 CN99XX ARM64 processor family. > > The the SoC will use the ID "cavium,thunderx2-cn9900". > > > > Add documentation entry for the "cavium,thunder2" cpu core as well. > > > > Signed-off-by: Jayachandran C <jnair@xxxxxxxxxxxxxxxxxx> > > --- > > > > v3->v4 > > Documentation updates to reflect changes in device tree. > > > > Documentation/devicetree/bindings/arm/cavium-thunder2.txt | 8 ++++++++ > > Documentation/devicetree/bindings/arm/cpus.txt | 1 + > > 2 files changed, 9 insertions(+) > > create mode 100644 Documentation/devicetree/bindings/arm/cavium-thunder2.txt > > > > diff --git a/Documentation/devicetree/bindings/arm/cavium-thunder2.txt b/Documentation/devicetree/bindings/arm/cavium-thunder2.txt > > new file mode 100644 > > index 0000000..dc5dd65 > > --- /dev/null > > +++ b/Documentation/devicetree/bindings/arm/cavium-thunder2.txt > > @@ -0,0 +1,8 @@ > > +Cavium ThunderX2 CN99XX platform tree bindings > > +---------------------------------------------- > > + > > +Boards with Cavium ThunderX2 CN99XX SoC shall have the root property: > > + compatible = "cavium,thunderx2-cn9900", "brcm,vulcan-soc"; > > + > > +These SoC uses the "cavium,thunder2" core which will be compatible > > +with "brcm,vulcan". > > diff --git a/Documentation/devicetree/bindings/arm/cpus.txt b/Documentation/devicetree/bindings/arm/cpus.txt > > index a1bcfee..74f0b23 100644 > > --- a/Documentation/devicetree/bindings/arm/cpus.txt > > +++ b/Documentation/devicetree/bindings/arm/cpus.txt > > @@ -169,6 +169,7 @@ nodes to be present and contain the properties described below. > > "brcm,brahma-b15" > > "brcm,vulcan" > > "cavium,thunder" > > + "cavium,thunder2" > > Is this the same as brcm,vulcan? It will have a different CPU ID, with different implementer and part num, but compatible with "brcm,vulcan". In the ThunderX2 dtsi file (once ARCH_VULCAN goes away), we want to be compatable = "cavium,thunder2", with maybe "brcm,vulcan" after that. JC. -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
