On Mon, Oct 24, 2016 at 12:12:02PM -0700, Jonathan Richardson wrote: > From: Jonathan Richardson <jonat...@broadcom.com> > > Reviewed-by: Ray Jui <ray....@broadcom.com> > Tested-by: Jonathan Richardson <jonathan.richard...@broadcom.com> > Signed-off-by: Scott Branden <scott.bran...@broadcom.com> > Signed-off-by: Oza Pawandeep <o...@broadcom.com> > Signed-off-by: Jonathan Richardson <jonathan.richard...@broadcom.com> > --- > Documentation/devicetree/bindings/nvmem/brcm,ocotp.txt | 17 +++++++++++++++++ > 1 file changed, 17 insertions(+) > create mode 100644 Documentation/devicetree/bindings/nvmem/brcm,ocotp.txt > > diff --git a/Documentation/devicetree/bindings/nvmem/brcm,ocotp.txt > b/Documentation/devicetree/bindings/nvmem/brcm,ocotp.txt > new file mode 100644 > index 0000000..6462e12 > --- /dev/null > +++ b/Documentation/devicetree/bindings/nvmem/brcm,ocotp.txt > @@ -0,0 +1,17 @@ > +Broadcom OTP memory controller > + > +Required Properties: > +- compatible: "brcm,ocotp" for the first generation Broadcom OTPC which is > used > + in Cygnus and supports 32 bit read/write. Use "brcm,ocotp-v2" for the > second > + generation Broadcom OTPC which is used in SoC's such as Stingray and > supports > + 64-bit read/write.
These should be SoC specific. While I'd guess this block is simple enough, having the SoC can define what all the bits are. Yes, there is a binding to define those, but you may not use that. > +- reg: Base address of the OTP controller. > +- brcm,ocotp-size: Amount of memory available, in 32 bit words > + > +Example: > + > +otp: otp@0301c800 { > + compatible = "brcm,ocotp"; > + reg = <0x0301c800 0x2c>; > + brcm,ocotp-size = <2048>; > +}; > -- > 1.9.1 >