From: Dmitry Rokosov <ddrokosov@sberdevices.ru>
To: Conor Dooley <conor@kernel.org>
Cc: <gregkh@linuxfoundation.org>, <robh+dt@kernel.org>,
<krzysztof.kozlowski+dt@linaro.org>, <conor+dt@kernel.org>,
<neil.armstrong@linaro.org>, <jbrunet@baylibre.com>,
<jirislaby@kernel.org>, <khilman@baylibre.com>,
<martin.blumenstingl@googlemail.com>, <kelvin.zhang@amlogic.com>,
<xianwei.zhao@amlogic.com>, <kernel@sberdevices.ru>,
<rockosov@gmail.com>, <linux-amlogic@lists.infradead.org>,
<linux-serial@vger.kernel.org>, <devicetree@vger.kernel.org>,
<linux-kernel@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v1 5/5] arm64: dts: meson: a1: change uart compatible string
Date: Tue, 4 Jul 2023 20:19:00 +0300 [thread overview]
Message-ID: <20230704171900.ulnnpkuzvtbbqa3d@CAB-WSD-L081021> (raw)
In-Reply-To: <20230704-staff-smilingly-401b99e28edd@spud>
On Tue, Jul 04, 2023 at 06:10:46PM +0100, Conor Dooley wrote:
> On Tue, Jul 04, 2023 at 08:08:43PM +0300, Dmitry Rokosov wrote:
> > On Tue, Jul 04, 2023 at 06:02:58PM +0100, Conor Dooley wrote:
> > > On Tue, Jul 04, 2023 at 04:59:36PM +0300, Dmitry Rokosov wrote:
> > > > In the current implementation, the meson-a1 configuration incorporates a
> > > > unique compatibility tag "amlogic,meson-a1-uart' within the meson-uart
> > > > driver due to its usage of the new console device name "ttyS".
> > > > Consequently, the previous compatibility tag designated for the
> > > > 'amlogic,meson-gx-uart' configuration has become obsolete and is no
> > > > longer relevant to the current setup.
> > >
> > > I don't really see why you would remove the gx-uart to be honest, and
> > > not use it as a fallback. Neil's platform though, so his call :)
> > >
> >
> > Because of amlogic,meson-gx-uart has legacy devname, we do not want to
> > use it in the A1.
>
> Which I did read in your commit message, fallback being the operative
> word here.
Although it is difficult for me to envision a situation where we would
require this fallback, but gx-uart fallback will function from a kernel
perspective (without taking into account bootloader setup or userspace
daemon script). I don't have any objections to stay gx-uart as a
fallback, will do it in the v2.
--
Thank you,
Dmitry
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next prev parent reply other threads:[~2023-07-04 17:19 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-04 13:59 [PATCH v1 0/5] tty: serial: meson: support ttyS devname Dmitry Rokosov
2023-07-04 13:59 ` [PATCH v1 1/5] tty: serial: meson: use dev_err_probe Dmitry Rokosov
2023-07-04 13:59 ` [PATCH v1 2/5] tty: serial: meson: redesign the module to platform_driver Dmitry Rokosov
2023-07-04 14:46 ` neil.armstrong
2023-07-04 15:19 ` Dmitry Rokosov
2023-07-04 17:06 ` Dmitry Rokosov
2023-07-04 13:59 ` [PATCH v1 3/5] tty: serial: meson: apply ttyS devname instead of ttyAML for new SoCs Dmitry Rokosov
2023-07-04 14:42 ` neil.armstrong
2023-07-04 14:59 ` Dmitry Rokosov
2023-07-04 15:29 ` neil.armstrong
2023-07-04 16:00 ` Dmitry Rokosov
2023-07-04 16:57 ` Conor Dooley
2023-07-04 17:13 ` Dmitry Rokosov
2023-07-04 19:14 ` Conor Dooley
2023-07-04 13:59 ` [PATCH v1 4/5] dt-bindings: serial: amlogic,meson-uart: support Amlogic A1 Dmitry Rokosov
2023-07-05 19:00 ` Rob Herring
2023-07-04 13:59 ` [PATCH v1 5/5] arm64: dts: meson: a1: change uart compatible string Dmitry Rokosov
2023-07-04 17:02 ` Conor Dooley
2023-07-04 17:08 ` Dmitry Rokosov
2023-07-04 17:10 ` Conor Dooley
2023-07-04 17:19 ` Dmitry Rokosov [this message]
2023-07-05 9:46 ` Dmitry Rokosov
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