On Wed, Apr 24, 2019 at 4:54 PM Marek Vasut <marek.vasut@xxxxxxxxx> wrote: > > On 4/24/19 11:23 PM, Rob Herring wrote: > > On Wed, Apr 24, 2019 at 03:55:36PM +0800, Mason Yang wrote: > >> Document the bindings used by the Renesas R-Car Gen3 RPC-IF MFD. > >> > >> Signed-off-by: Mason Yang <masonccyang@xxxxxxxxxxx> > >> --- > >> .../devicetree/bindings/mfd/mfd-renesas-rpc.txt | 40 ++++++++++++++++++++++ > >> 1 file changed, 40 insertions(+) > >> create mode 100644 Documentation/devicetree/bindings/mfd/mfd-renesas-rpc.txt > >> > >> diff --git a/Documentation/devicetree/bindings/mfd/mfd-renesas-rpc.txt b/Documentation/devicetree/bindings/mfd/mfd-renesas-rpc.txt > >> new file mode 100644 > >> index 0000000..668b822 > >> --- /dev/null > >> +++ b/Documentation/devicetree/bindings/mfd/mfd-renesas-rpc.txt > >> @@ -0,0 +1,40 @@ > >> +Renesas R-Car Gen3 RPC-IF MFD Device Tree Bindings > >> +-------------------------------------------------- > > > > Looks like a SPI flash controller from the example. What makes it an > > MFD? > > It supports both SPI NOR and HyperFlash (CFI-compliant flash with > different bus interface). Not sure that really makes it an MFD. Lee probably has an opinion. In any case, can we get a complete binding that shows both. Rob