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From: Arnd Bergmann <arnd@arndb.de>
To: Tony Lindgren <tony@atomide.com>
Cc: Janusz Krzysztofik <jmkrzyszt@gmail.com>,
	Paul Walmsley <paul@pwsan.com>,
	Aaro Koskinen <aaro.koskinen@iki.fi>,
	Alan Stern <stern@rowland.harvard.edu>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Helge Deller <deller@gmx.de>,
	linux-omap <linux-omap@vger.kernel.org>,
	Linux ARM <linux-arm-kernel@lists.infradead.org>,
	USB list <linux-usb@vger.kernel.org>,
	Linux Fbdev development list <linux-fbdev@vger.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Arnd Bergmann <arnd@arndb.de>
Subject: Re: [RFC RFT PATCH 0/4] ARM: OMAP1: clock: Convert to CCF
Date: Mon, 21 Mar 2022 09:01:02 +0100	[thread overview]
Message-ID: <CAK8P3a3nLV2FXRQVocELNTiLqJY-CZXy9Ko6CSunFnhou_493Q@mail.gmail.com> (raw)
In-Reply-To: <YixWZ+IiN2l9jmzg@atomide.com>

On Sat, Mar 12, 2022 at 9:14 AM Tony Lindgren <tony@atomide.com> wrote:
>
> * Janusz Krzysztofik <jmkrzyszt@gmail.com> [220310 23:32]:
> > The main motivation behind this series is planned resurection of OMAP1
> > camera driver.  Since OMAP1 clock internals have never been visible to
> > drivers, that driver used to use v4l2-clk to expose a pixel clock for a
> > sensor.  The v4l2-clk code has been recently depreciated and removed from
> > the media subtree, hence the need for an alternative solution.
>
> Nice :) This will also help Arnd with building multi-v5 kernels.

Thanks for looping me in, I missed the thread originally but now
got the replies.

As OMAP1 is the last user of HAVE_LEGACY_CLK on Arm, converting
it would be particularly nice, and it allows me to dig out my omap1
multiplatform patches, which does get us closer to endgame.

The only other ARM9 platforms that are not multiplatform yet are
ep93xx (which can probably be done now as well after its
clk conversion) and s3c24xx (which is scheduled for removal next
year).

When those are out of the way, we only have StrongARM (rpc,
sa1100, footbridge) and XScale (pxa, ixp, iop) remaining.

      Arnd

WARNING: multiple messages have this Message-ID (diff)
From: Arnd Bergmann <arnd@arndb.de>
To: Tony Lindgren <tony@atomide.com>
Cc: Janusz Krzysztofik <jmkrzyszt@gmail.com>,
	Paul Walmsley <paul@pwsan.com>,
	 Aaro Koskinen <aaro.koskinen@iki.fi>,
	Alan Stern <stern@rowland.harvard.edu>,
	 Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Helge Deller <deller@gmx.de>,
	 linux-omap <linux-omap@vger.kernel.org>,
	 Linux ARM <linux-arm-kernel@lists.infradead.org>,
	USB list <linux-usb@vger.kernel.org>,
	 Linux Fbdev development list <linux-fbdev@vger.kernel.org>,
	 Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Arnd Bergmann <arnd@arndb.de>
Subject: Re: [RFC RFT PATCH 0/4] ARM: OMAP1: clock: Convert to CCF
Date: Mon, 21 Mar 2022 09:01:02 +0100	[thread overview]
Message-ID: <CAK8P3a3nLV2FXRQVocELNTiLqJY-CZXy9Ko6CSunFnhou_493Q@mail.gmail.com> (raw)
In-Reply-To: <YixWZ+IiN2l9jmzg@atomide.com>

On Sat, Mar 12, 2022 at 9:14 AM Tony Lindgren <tony@atomide.com> wrote:
>
> * Janusz Krzysztofik <jmkrzyszt@gmail.com> [220310 23:32]:
> > The main motivation behind this series is planned resurection of OMAP1
> > camera driver.  Since OMAP1 clock internals have never been visible to
> > drivers, that driver used to use v4l2-clk to expose a pixel clock for a
> > sensor.  The v4l2-clk code has been recently depreciated and removed from
> > the media subtree, hence the need for an alternative solution.
>
> Nice :) This will also help Arnd with building multi-v5 kernels.

Thanks for looping me in, I missed the thread originally but now
got the replies.

As OMAP1 is the last user of HAVE_LEGACY_CLK on Arm, converting
it would be particularly nice, and it allows me to dig out my omap1
multiplatform patches, which does get us closer to endgame.

The only other ARM9 platforms that are not multiplatform yet are
ep93xx (which can probably be done now as well after its
clk conversion) and s3c24xx (which is scheduled for removal next
year).

When those are out of the way, we only have StrongARM (rpc,
sa1100, footbridge) and XScale (pxa, ixp, iop) remaining.

      Arnd

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  parent reply	other threads:[~2022-03-21  8:01 UTC|newest]

Thread overview: 50+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-10 23:33 [RFC RFT PATCH 0/4] ARM: OMAP1: clock: Convert to CCF Janusz Krzysztofik
2022-03-10 23:33 ` Janusz Krzysztofik
2022-03-10 23:33 ` [RFC PATCH 1/4] ARM: OMAP1: clock: Remove unused code Janusz Krzysztofik
2022-03-10 23:33   ` Janusz Krzysztofik
2022-03-10 23:33 ` [RFC PATCH 2/4] ARM: OMAP1: clock: Remove noop code Janusz Krzysztofik
2022-03-10 23:33   ` Janusz Krzysztofik
2022-03-21 21:54   ` [PATCH v2] ARM: OMAP1: Prepare for conversion of OMAP1 clocks to CCF Janusz Krzysztofik
2022-03-21 21:54     ` Janusz Krzysztofik
2022-03-21 21:54     ` Janusz Krzysztofik
2022-03-22 12:02     ` Mark Brown
2022-03-22 12:02       ` Mark Brown
2022-03-22 12:02       ` Mark Brown
2022-03-22 16:36     ` Aaro Koskinen
2022-03-22 16:36       ` Aaro Koskinen
2022-03-22 16:36       ` Aaro Koskinen
2022-03-22 19:07       ` Aaro Koskinen
2022-03-22 19:07         ` Aaro Koskinen
2022-03-22 19:07         ` Aaro Koskinen
2022-03-26 21:17         ` Janusz Krzysztofik
2022-03-26 21:17           ` Janusz Krzysztofik
2022-03-26 21:17           ` Janusz Krzysztofik
2022-04-06 13:21           ` Aaro Koskinen
2022-04-06 13:21             ` Aaro Koskinen
2022-04-06 13:21             ` Aaro Koskinen
2022-04-06 18:48             ` Janusz Krzysztofik
2022-04-06 18:48               ` Janusz Krzysztofik
2022-04-06 18:48               ` Janusz Krzysztofik
2022-04-06 20:00               ` Aaro Koskinen
2022-04-06 20:00                 ` Aaro Koskinen
2022-04-06 20:00                 ` Aaro Koskinen
2022-03-31  9:19     ` Ulf Hansson
2022-03-31  9:19       ` Ulf Hansson
2022-03-31  9:19       ` Ulf Hansson
2022-03-31 18:29       ` Janusz Krzysztofik
2022-03-31 18:29         ` Janusz Krzysztofik
2022-03-31 18:29         ` Janusz Krzysztofik
2022-03-10 23:33 ` [RFC PATCH 3/4] " Janusz Krzysztofik
2022-03-10 23:33   ` Janusz Krzysztofik
2022-03-10 23:33 ` [RFC RFT PATCH 4/4] ARM: OMAP1: clock: Convert " Janusz Krzysztofik
2022-03-10 23:33   ` Janusz Krzysztofik
2022-03-12  8:14 ` [RFC RFT PATCH 0/4] " Tony Lindgren
2022-03-12  8:14   ` Tony Lindgren
2022-03-19 18:49   ` Aaro Koskinen
2022-03-19 18:49     ` Aaro Koskinen
2022-03-19 21:21     ` Aaro Koskinen
2022-03-19 21:21       ` Aaro Koskinen
2022-03-20  0:15       ` Janusz Krzysztofik
2022-03-20  0:15         ` Janusz Krzysztofik
2022-03-21  8:01   ` Arnd Bergmann [this message]
2022-03-21  8:01     ` Arnd Bergmann

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