[PATCH] ramips: use hotplug script for EAP615-Wall MACs

[Stijn Segers]

Hi Stijn,

Op dinsdag 17 mei 2022 om 17u57 schreef Stijn Tintel 
<stijn at linux-ipv6.be>:
> Using nvmem-cells to set the MAC address for a DBDC device results in
> both PHY devices using the same MAC address. This in turn will result 
> in
> multiple BSSes using the same BSSID, which can cause various problems.
> 
> Use the hotplug script for the EAP615-Wall instead to avoid this.
> 
> Fixes: a1b8a4d7b3ff ("ramips: support TP-Link EAP615-Wall")
> Signed-off-by: Stijn Tintel <stijn at linux-ipv6.be>


As advertised ;-). Tested on 22.03 branch, both radios use different 
MAC now.

Tested-by: Stijn Segers <foss at volatilesystems.org>

> ---
>  target/linux/ramips/dts/mt7621_tplink_eap615-wall-v1.dts      | 2 --
>  .../mt7621/base-files/etc/hotplug.d/ieee80211/10_fix_wifi_mac | 4 
> ++++
>  2 files changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/target/linux/ramips/dts/mt7621_tplink_eap615-wall-v1.dts 
> b/target/linux/ramips/dts/mt7621_tplink_eap615-wall-v1.dts
> index a0c3912d8e..0be4af39e8 100644
> --- a/target/linux/ramips/dts/mt7621_tplink_eap615-wall-v1.dts
> +++ b/target/linux/ramips/dts/mt7621_tplink_eap615-wall-v1.dts
> @@ -144,8 +144,6 @@
>  		compatible = "mediatek,mt76";
>  		reg = <0x0000 0 0 0 0>;
>  		mediatek,mtd-eeprom = <&radio 0x0>;
> -		nvmem-cells = <&macaddr_info_8>;
> -		nvmem-cell-names = "mac-address";
>  	};
>  };
> 
> diff --git 
> a/target/linux/ramips/mt7621/base-files/etc/hotplug.d/ieee80211/10_fix_wifi_mac 
> b/target/linux/ramips/mt7621/base-files/etc/hotplug.d/ieee80211/10_fix_wifi_mac
> index a35e9dcc28..5b12416872 100644
> --- 
> a/target/linux/ramips/mt7621/base-files/etc/hotplug.d/ieee80211/10_fix_wifi_mac
> +++ 
> b/target/linux/ramips/mt7621/base-files/etc/hotplug.d/ieee80211/10_fix_wifi_mac
> @@ -90,6 +90,10 @@ case "$board" in
>  		hw_mac_addr="$(mtd_get_mac_binary factory 0x4)"
>  		[ "$PHYNBR" = "1" ] &&  macaddr_add $hw_mac_addr "0x100000" > 
> /sys${DEVPATH}/macaddress
>  		;;
> +	tplink,eap615-wall-v1)
> +		hw_mac_addr="$(mtd_get_mac_binary product-info 0x8)"
> +		macaddr_add "$hw_mac_addr" "$PHYNBR" > "/sys${DEVPATH}/macaddress"
> +		;;
>  	yuncore,ax820)
>  		[ "$PHYNBR" = "1" ] && \
>  			macaddr_setbit_la "$(mtd_get_mac_binary Factory 0xe000)" > 
> /sys${DEVPATH}/macaddress
> --
> 2.35.1
> 
> 
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