Shawn Guo <shawn.guo@xxxxxxxxxx> writes:
> 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.guo@xxxxxxxxxx>
> ---
> .../devicetree/bindings/net/wireless/brcm,bcm43xx-fmac.txt | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> 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.
>
> 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";
The commit log does not answer "Why?". Why this needs to be in device
tree and, for example, not hard coded in the driver?
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