[PATCH v2] ath79: add support for Ubiquiti PowerBeam M (XW)

Adrian Schmutzler mail at adrianschmutzler.de
Thu May 27 15:01:41 PDT 2021


Hi,

> -----Original Message-----
> From: openwrt-devel [mailto:openwrt-devel-bounces at lists.openwrt.org]
> On Behalf Of Vincent Wiemann
> Sent: Sonntag, 23. Mai 2021 14:20
> To: Russell Senior <russell at personaltelco.net>; openwrt-
> devel at lists.openwrt.org
> Subject: Re: [PATCH v2] ath79: add support for Ubiquiti PowerBeam M (XW)
> 
> Just as a side-note:
> There are 5 different versions of the PowerBeam with different device IDs...
> 
> Source:
> https://github.com/freifunk-gluon/gluon/issues/94#issuecomment-
> 510831878
> 		-- PowerBeam M5
> 		-- ERP 26 dBm according to datasheet
> 		'e3e5' = { -- PBE-M5-300
> 			pa_gain = 4
> 			ant_gain = 22
> 		},
> 		'e4e5' = { -- PBE-M5-400
> 			pa_gain = 4
> 			ant_gain = 25
> 		},
> 		'e6e5' = { -- PBE-M5-400 ISO!!
> 			pa_gain = 4
> 			ant_gain = 25
> 		},
> 		'e885' = { -- PBE-M5-620
> 			pa_gain = 4
> 			ant_gain = 29
> 		},
> 
> 		-- Powerbeam M2 400?
> 		-- ERP 28 dBm according to datasheet
> 		'e6c2' = { -- PBE-M2-400
> 			pa_gain = 6
> 			ant_gain = 18 dBi
> 		},
> 
> While I think there shouldn't be different DTS files for them, there is a script
> missing that respects the antenna and external PA gain of these devices.

So far, we have not cared about this at device-support level (at all) as far as I remember.
I'm not sure whether we apply antenna gain for ath79 Ubiquiti _at all_ by default. (From what I remember we don't).

So, I tend to not care about this for this particular PR.

Best

Adrian

> 
> Best,
> 
> Vincent
> 
> 
> 
> On 5/23/21 1:59 PM, Russell Senior wrote:
> > This patch adds support for the Ubiquiti PowerBeam M (XW), e.g.
> > PBE-M5-400, a 802.11n wireless with a feed+dish form factor. This
> > device was previously supported by the ar71xx loco-m-xw firmware.
> >
> > Specifications:
> >   - Atheros AR9342 SoC
> >   - 64 MB RAM
> >   - 8 MB SPI flash
> >   - 1x 10/100 Mbps Ethernet port, 24 Vdc PoE-in
> >   - Power and LAN green LEDs
> >   - 4x RSSI LEDs (red, orange, green, green)
> >   - UART (115200 8N1)
> >
> > Flashing via stock GUI:
> >   - WARNING: flashing OpenWrt from AirOS v5.6 or newer will brick your
> >     device! Read the wiki for more info.
> >   - Downgrade to AirOS v5.5.x (latest available is 5.5.10-u2) first.
> >   - Upload the factory image via AirOS web GUI.
> >
> > Flashing via TFTP:
> >   - WARNING: flashing OpenWrt from AirOS v5.6 or newer will brick your
> >     device! Read the wiki for more info.
> >   - Downgrade to AirOS v5.5.x (latest available is 5.5.10-u2) first.
> >   - Use a pointy tool (e.g., unbent paperclip) to keep the
> >     reset button pressed.
> >   - Power on the device (keep reset button pressed).
> >   - Keep pressing until LEDs flash alternatively LED1+LED3 =>
> >     LED2+LED4 => LED1+LED3, etc.
> >   - Release reset button.
> >   - The device starts a TFTP server at 192.168.1.20.
> >   - Set a static IP on the computer (e.g., 192.168.1.21/24).
> >   - Upload via tftp the factory image:
> >      $ tftp 192.168.1.20
> >      tftp> bin
> >      tftp> trace
> >      tftp> put
> > openwrt-ath79-generic-xxxxx-ubnt_powerbeam-m-xw-squashfs-
> factory.bin
> >
> > WARNING: so far, no non-destructive method has been discovered for
> > opening the enclosure to reach the serial console. Internal photos are
> > available here: https://fcc.io/SWX-NBM5HP
> >
> > Changes since v1:
> >   * renamed from ubnt,powerbeam-m to ubnt,powerbeam-m-xw
> >
> > Signed-off-by: Russell Senior <russell at personaltelco.net>
> > ---
> >   .../ath79/dts/ar9342_ubnt_powerbeam-m-xw.dts  | 36
> +++++++++++++++++++
> >   .../generic/base-files/etc/board.d/01_leds    |  1 +
> >   .../generic/base-files/etc/board.d/02_network |  1 +
> >   target/linux/ath79/image/generic-ubnt.mk      |  8 +++++
> >   4 files changed, 46 insertions(+)
> >   create mode 100644
> > target/linux/ath79/dts/ar9342_ubnt_powerbeam-m-xw.dts
> >
> > diff --git a/target/linux/ath79/dts/ar9342_ubnt_powerbeam-m-xw.dts
> > b/target/linux/ath79/dts/ar9342_ubnt_powerbeam-m-xw.dts
> > new file mode 100644
> > index 0000000000..edcb06acef
> > --- /dev/null
> > +++ b/target/linux/ath79/dts/ar9342_ubnt_powerbeam-m-xw.dts
> > @@ -0,0 +1,36 @@
> > +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
> > +
> > +#include "ar9342_ubnt_xw.dtsi"
> > +
> > +/ {
> > +	compatible = "ubnt,powerbeam-m-xw", "ubnt,xw", "qca,ar9342";
> > +	model = "Ubiquiti PowerBeam M (XW)"; };
> > +
> > +&mdio0 {
> > +	status = "okay";
> > +
> > +	phy-mask = <4>;
> > +
> > +	phy4: ethernet-phy at 4 {
> > +		reg = <4>;
> > +	};
> > +};
> > +
> > +&eth0 {
> > +	status = "okay";
> > +
> > +	/* default for ar934x, except for 1000M and 10M */
> > +	pll-data = <0x02000000 0x00000101 0x00001313>;
> > +
> > +	mtd-mac-address = <&art 0x0>;
> > +
> > +	phy-mode = "rgmii-id";
> > +	phy-handle = <&phy4>;
> > +
> > +	gmac-config {
> > +		device = <&gmac>;
> > +		rxd-delay = <3>;
> > +		rxdv-delay = <3>;
> > +	};
> > +};
> > diff --git a/target/linux/ath79/generic/base-files/etc/board.d/01_leds
> > b/target/linux/ath79/generic/base-files/etc/board.d/01_leds
> > index 1990353394..35ce90aeb4 100644
> > --- a/target/linux/ath79/generic/base-files/etc/board.d/01_leds
> > +++ b/target/linux/ath79/generic/base-files/etc/board.d/01_leds
> > @@ -383,6 +383,7 @@ ubnt,nanostation-loco-m-xw|\
> >   ubnt,nanostation-m|\
> >   ubnt,nanostation-m-xw|\
> >   ubnt,picostation-m|\
> > +ubnt,powerbeam-m-xw|\
> >   ubnt,powerbridge-m|\
> >   ubnt,rocket-m)
> >   	ucidef_set_rssimon "wlan0" "200000" "1"
> > diff --git
> > a/target/linux/ath79/generic/base-files/etc/board.d/02_network
> > b/target/linux/ath79/generic/base-files/etc/board.d/02_network
> > index 4133b9d7d3..6e31cdac69 100644
> > --- a/target/linux/ath79/generic/base-files/etc/board.d/02_network
> > +++ b/target/linux/ath79/generic/base-files/etc/board.d/02_network
> > @@ -85,6 +85,7 @@ ath79_setup_interfaces()
> >   	ubnt,picostation-m|\
> >   	ubnt,powerbeam-5ac-500|\
> >   	ubnt,powerbeam-5ac-gen2|\
> > +	ubnt,powerbeam-m-xw|\
> >   	ubnt,powerbridge-m|\
> >   	ubnt,rocket-m|\
> >   	ubnt,unifiac-lite|\
> > diff --git a/target/linux/ath79/image/generic-ubnt.mk
> > b/target/linux/ath79/image/generic-ubnt.mk
> > index 733d803d7a..5948e059e8 100644
> > --- a/target/linux/ath79/image/generic-ubnt.mk
> > +++ b/target/linux/ath79/image/generic-ubnt.mk
> > @@ -328,6 +328,14 @@ define Device/ubnt_powerbeam-5ac-gen2
> >   endef
> >   TARGET_DEVICES += ubnt_powerbeam-5ac-gen2
> >
> > +define Device/ubnt_powerbeam-m-xw
> > +  $(Device/ubnt-xw)
> > +  DEVICE_MODEL := PowerBeam M
> > +  DEVICE_PACKAGES += rssileds
> > +  SUPPORTED_DEVICES += loco-m-xw
> > +endef
> > +TARGET_DEVICES += ubnt_powerbeam-m-xw
> > +
> >   define Device/ubnt_powerbridge-m
> >     $(Device/ubnt-xm)
> >     SOC := ar7241
> >
> 
> --
> *************************************************
> The information contained in this message and any attachments may be
> privileged, confidential, propietary, protected by copyright law or by any
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> disclosed without prior written consent.
> 
>   _o)           Follow the penguin!
>   //\     Vincent Wiemann <vw at derowe.com>
>   V_/_            +49-511-582974
> *************************************************
> 
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