On Fri, Apr 09, 2021 at 01:46:06PM -0500, Rob Herring wrote:
> On Thu, Apr 08, 2021 at 07:30:21PM +0800, Shawn Guo wrote:
> > Add optional brcm,ccode-map property to support translation from ISO3166
> > country code to brcmfmac firmware country code and revision.
> >
> > Signed-off-by: Shawn Guo <shawn....@linaro.org>
> > ---
> > .../devicetree/bindings/net/wireless/brcm,bcm43xx-fmac.txt | 7 +++++++
> > 1 file changed, 7 insertions(+)
>
> Can you convert this to schema first.
Yes. Will do, after driver maintainers agree with the direction.
>
> >
> > diff --git
> > a/Documentation/devicetree/bindings/net/wireless/brcm,bcm43xx-fmac.txt
> > b/Documentation/devicetree/bindings/net/wireless/brcm,bcm43xx-fmac.txt
> > index cffb2d6876e3..a65ac4384c04 100644
> > --- a/Documentation/devicetree/bindings/net/wireless/brcm,bcm43xx-fmac.txt
> > +++ b/Documentation/devicetree/bindings/net/wireless/brcm,bcm43xx-fmac.txt
> > @@ -15,6 +15,12 @@ Optional properties:
> > When not specified the device will use in-band SDIO interrupts.
> > - interrupt-names : name of the out-of-band interrupt, which must be set
> > to "host-wake".
> > + - brcm,ccode-map : multiple strings for translating ISO3166 country code
> > to
> > + brcmfmac firmware country code and revision. Each string must be in
> > + format "AA-BB-num" where:
> > + AA is the ISO3166 country code which must be 2 characters.
> > + BB is the firmware country code which must be 2 characters.
> > + num is the revision number which must fit into signed integer.
>
> Signed? So "AA-BB--num"?
Hmm, for some reason, kernel driver uses signed integer to hold the
revision. It's just a reflecting of that.
>
> You should be able to do something like:
>
> items:
> pattern: '^[A-Z][A-Z]-[A-Z][A-Z]-[0-9]+$'
Ah, yes, that's much better and distinct. Thanks for the suggestion.
Shawn
>
> >
> > Example:
> >
> > @@ -34,5 +40,6 @@ mmc3: mmc@1c12000 {
> > interrupt-parent = <&pio>;
> > interrupts = <10 8>; /* PH10 / EINT10 */
> > interrupt-names = "host-wake";
> > + brcm,ccode-map = "JP-JP-78", "US-Q2-86";
> > };
> > };
> > --
> > 2.17.1
> >
