From: Johan Hovold <johan@kernel.org>
To: linux-usb@vger.kernel.org
Cc: Johan Hovold <johan@kernel.org>, Vladimir <svv75@mail.ru>,
stable@vger.kernel.org
Subject: Re: [PATCH] USB: serial: ftdi_sio: fix FTX sub-integer prescaler
Date: Tue, 26 Jan 2021 15:22:19 +0100 [thread overview]
Message-ID: <YBAlmwKnlmYeqc0j@hovoldconsulting.com> (raw)
In-Reply-To: <YBAjA7rpUzUJrplZ@hovoldconsulting.com>
On Tue, Jan 26, 2021 at 03:11:15PM +0100, Johan Hovold wrote:
> On Tue, Jan 26, 2021 at 02:59:17PM +0100, Johan Hovold wrote:
> > The most-significant bit of the sub-integer-prescaler index is set in
> > the high byte of the baudrate request wIndex also for FTX devices.
> >
> > This fixes rates like 1152000 which got mapped to 12 MBd.
>
> Hmm. I played around with this using an FT232H which has a 12 MHz clock
> so this example is off for FTX. I'll fix it up before applying.
Nope, false alarm, it still holds.
Johan
prev parent reply other threads:[~2021-01-26 14:23 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-26 13:59 [PATCH] USB: serial: ftdi_sio: fix FTX sub-integer prescaler Johan Hovold
2021-01-26 14:11 ` Johan Hovold
2021-01-26 14:22 ` Johan Hovold [this message]
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