On Mon, Apr 03, 2017 at 09:47:05AM -0500, Rob Herring wrote: > On Mon, Apr 3, 2017 at 9:38 AM, Jan Glauber > <jan.glauber@xxxxxxxxxxxxxxxxxx> wrote: > > On Mon, Apr 03, 2017 at 08:29:37AM -0500, Rob Herring wrote: > >> On Mon, Mar 27, 2017 at 06:05:23PM +0200, Jan Glauber wrote: > >> > Add device tree binding description for Cavium SOC nand flash controller. > >> > > >> > CC: Rob Herring <robh+dt@xxxxxxxxxx> > >> > CC: Mark Rutland <mark.rutland@xxxxxxx> > >> > CC: devicetree@xxxxxxxxxxxxxxx > >> > > >> > Signed-off-by: Jan Glauber <jglauber@xxxxxxxxxx> > >> > --- > >> > .../devicetree/bindings/mtd/cavium_nand.txt | 32 ++++++++++++++++++++++ > >> > 1 file changed, 32 insertions(+) > >> > create mode 100644 Documentation/devicetree/bindings/mtd/cavium_nand.txt > >> > > >> > diff --git a/Documentation/devicetree/bindings/mtd/cavium_nand.txt b/Documentation/devicetree/bindings/mtd/cavium_nand.txt > >> > new file mode 100644 > >> > index 0000000..4698d1f > >> > --- /dev/null > >> > +++ b/Documentation/devicetree/bindings/mtd/cavium_nand.txt > >> > @@ -0,0 +1,32 @@ > >> > +* Cavium NAND controller > >> > + > >> > +Required properties: > >> > + > >> > +- compatible: should be "cavium,cn8xxx-nand" > >> > >> Don't use wildcards in compatible strings. For PCI devices, this should > >> be based on the PCI vendor and device IDs. > >> > > > > Is there a syntax for compatible PCI devices? I'm afraid I've not seen > > this yet, can you give an example? > > www.o3one.org/hwdocs/openfirmware/pci_supplement_2_1.pdf Thanks, I probably should have read this before... So it will be something like: compatible = "pci177d,a04f" A bit unreadable, but it solves the wildcard issue. > > Most of Cavium's devices are PCI devices, we just added the compatible > > as convenience and usually it is not parsed. > > Linux doesn't parse it, but it's still required in the binding. OK. --Jan > Rob -- 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