linux-kernel - Re: [PATCH] USB: serial: ftdi_sio: add support for Abacus Electrics Optical Probe

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Message-ID: <Z_9NoO4Ma3LrP72L@hovoldconsulting.com>
Date: Wed, 16 Apr 2025 08:26:40 +0200
From: Johan Hovold <johan@...nel.org>
To: Michael Ehrenreich <michideep@...il.com>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] USB: serial: ftdi_sio: add support for Abacus Electrics
 Optical Probe

On Mon, Mar 17, 2025 at 06:17:15AM +0100, Michael Ehrenreich wrote:
> Abacus Electrics makes optical probes for interacting with smart meters
> over an optical interface.
> 
> At least one version uses an FT232B chip (as detected by ftdi_sio) with
> a custom USB PID, which needs to be added to the list to make the device
> work in a plug-and-play fashion.
> 
> Signed-off-by: Michael Ehrenreich <michideep@...il.com>

> diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
> index 5ee60ba2a..5de8067be 100644
> --- a/drivers/usb/serial/ftdi_sio_ids.h
> +++ b/drivers/usb/serial/ftdi_sio_ids.h
> @@ -1612,3 +1612,8 @@
>   */
>  #define GMC_VID				0x1cd7
>  #define GMC_Z216C_PID			0x0217 /* GMC Z216C Adapter IR-USB */
> +
> +/*
> + * Abacus Electrics
> + */
> +#define ABACUS_OPTICAL_PROBE_PID	0xf458 /* ABACUS ELECTRICS Optical Probe */

I moved this one to the FTDI VID section higher up.

Now applied, thanks.

Johan