From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: "Ilpo Järvinen" <ilpo.jarvinen@linux.intel.com>
Cc: Dawei Li <dawei.li@shingroup.cn>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Jiri Slaby <jirislaby@kernel.org>,
jszhang@kernel.org, LKML <linux-kernel@vger.kernel.org>,
linux-serial <linux-serial@vger.kernel.org>,
set_pte_at@outlook.com, stable@kernel.org
Subject: Re: [PATCH] serial: dw8250: Make DLF feature independent of ADDITIONAL_FEATURE
Date: Mon, 4 Dec 2023 15:29:35 +0200 [thread overview]
Message-ID: <ZW3UP8hfI7_-TsVl@smile.fi.intel.com> (raw)
In-Reply-To: <48f6fcce-4b5-a7c0-2fc0-989b9a2fba8@linux.intel.com>
On Mon, Dec 04, 2023 at 03:20:09PM +0200, Ilpo Järvinen wrote:
> On Mon, 4 Dec 2023, Dawei Li wrote:
>
> > DW apb uart databook defines couples of configuration parameters of
DW_apb_uart (as it's part of file name, or spell this fully).
> > dw8250 IP, among which there are 2 of them:
DesignWare 8250 IP
...
> > The bug was hit when we are bringing up dw8250 IP on our hardware
Ditto.
> > platform, in which parameters are configured in such combination:
> > - ADDTIONAL_FEATURE disabled;
> > - FRACTIONAL_BAUD_DIVISOR_EN enabled;
...
> The very same code change is already in tty-next (from another author).
For your convenience:
d804987153e7 ("serial: 8250_dw: Decouple DLF register check from UCV")
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2023-12-04 13:39 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-04 13:08 [PATCH] serial: dw8250: Make DLF feature independent of ADDITIONAL_FEATURE Dawei Li
2023-12-04 13:20 ` Ilpo Järvinen
2023-12-04 13:29 ` Andy Shevchenko [this message]
2023-12-05 1:55 ` Dawei Li
2023-12-05 15:55 ` Andy Shevchenko
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