From: Stephen Boyd <sboyd@codeaurora.org>
To: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Cc: Russell King - ARM Linux <linux@armlinux.org.uk>,
Rob Herring <robh@kernel.org>,
Linux-ALSA <alsa-devel@alsa-project.org>,
Linux-DT <devicetree@vger.kernel.org>,
Michael Turquette <mturquette@baylibre.com>,
Linux-Kernel <linux-kernel@vger.kernel.org>,
Mark Brown <broonie@kernel.org>,
linux-clk@vger.kernel.org,
Linux-ARM <linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH 3/3] ASoC: simple-card-utils: enable clocks/clock-names/clock-ranges
Date: Thu, 8 Dec 2016 16:26:35 -0800 [thread overview]
Message-ID: <20161209002635.GD5423@codeaurora.org> (raw)
In-Reply-To: <874m2eymu3.wl%kuninori.morimoto.gx@renesas.com>
On 12/09, Kuninori Morimoto wrote:
>
> Hi Stephen
>
> > > From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
> > >
> > > Current simple-card is supporting this style for clocks
> > >
> > > sound {
> > > ...
> > > simple-audio-card,cpu {
> > > sound-dai = <&xxx>;
> > > clocks = <&cpu_clock>;
> > > };
> > > simple-audio-card,codec {
> > > sound-dai = <&xxx>;
> > > clocks = <&codec_clock>;
> > > };
> > > };
> > >
> > > Now, it can support this style too, because we can use
> > > devm_get_clk_from_child() now.
> > >
> > > sound {
> > > ...
> > > clocks = <&cpu_clock>, <&codec_clock>;
> > > clock-names = "cpu", "codec";
> > > clock-ranges;
> > > ...
> > > simple-audio-card,cpu {
> > > sound-dai = <&xxx>;
> > > };
> > > simple-audio-card,codec {
> > > sound-dai = <&xxx>;
> > > };
> > > };
> > >
> > > Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
> >
> > I don't see any reason why we need this patch though. The binding
> > works as is, so supporting different styles doesn't seem like a
> > good idea to me. Let's just keep what we have? Even if a sub-node
> > like cpu or codec gets more than one element in the clocks list
> > property, we can make that work by passing a clock-name then
> > based on some sort of other knowledge.
>
> OK, thanks. Let's skip this patch.
> But I believe this idea/method itself is not wrong (?)
>
Right it's not wrong, just seems confusing to have two methods.
--
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project
WARNING: multiple messages have this Message-ID (diff)
From: sboyd@codeaurora.org (Stephen Boyd)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 3/3] ASoC: simple-card-utils: enable clocks/clock-names/clock-ranges
Date: Thu, 8 Dec 2016 16:26:35 -0800 [thread overview]
Message-ID: <20161209002635.GD5423@codeaurora.org> (raw)
In-Reply-To: <874m2eymu3.wl%kuninori.morimoto.gx@renesas.com>
On 12/09, Kuninori Morimoto wrote:
>
> Hi Stephen
>
> > > From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
> > >
> > > Current simple-card is supporting this style for clocks
> > >
> > > sound {
> > > ...
> > > simple-audio-card,cpu {
> > > sound-dai = <&xxx>;
> > > clocks = <&cpu_clock>;
> > > };
> > > simple-audio-card,codec {
> > > sound-dai = <&xxx>;
> > > clocks = <&codec_clock>;
> > > };
> > > };
> > >
> > > Now, it can support this style too, because we can use
> > > devm_get_clk_from_child() now.
> > >
> > > sound {
> > > ...
> > > clocks = <&cpu_clock>, <&codec_clock>;
> > > clock-names = "cpu", "codec";
> > > clock-ranges;
> > > ...
> > > simple-audio-card,cpu {
> > > sound-dai = <&xxx>;
> > > };
> > > simple-audio-card,codec {
> > > sound-dai = <&xxx>;
> > > };
> > > };
> > >
> > > Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
> >
> > I don't see any reason why we need this patch though. The binding
> > works as is, so supporting different styles doesn't seem like a
> > good idea to me. Let's just keep what we have? Even if a sub-node
> > like cpu or codec gets more than one element in the clocks list
> > property, we can make that work by passing a clock-name then
> > based on some sort of other knowledge.
>
> OK, thanks. Let's skip this patch.
> But I believe this idea/method itself is not wrong (?)
>
Right it's not wrong, just seems confusing to have two methods.
--
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project
next prev parent reply other threads:[~2016-12-09 0:26 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-05 5:22 [PATCH 0/3] clkdev: add devm_get_clk_from_child() Kuninori Morimoto
2016-12-05 5:22 ` Kuninori Morimoto
2016-12-05 5:22 ` Kuninori Morimoto
2016-12-05 5:23 ` [PATCH 1/3] " Kuninori Morimoto
2016-12-05 5:23 ` Kuninori Morimoto
2016-12-05 5:23 ` Kuninori Morimoto
2016-12-09 20:31 ` Russell King - ARM Linux
2016-12-09 20:31 ` Russell King - ARM Linux
[not found] ` <874m2jvtmw.wl%kuninori.morimoto.gx-zM6kxYcvzFBBDgjK7y7TUQ@public.gmane.org>
2016-12-05 5:23 ` [PATCH 2/3] ASoC: simple-card: use devm_get_clk_from_child() Kuninori Morimoto
2016-12-05 5:23 ` Kuninori Morimoto
2016-12-05 5:23 ` Kuninori Morimoto
2016-12-08 22:09 ` Stephen Boyd
2016-12-08 22:09 ` Stephen Boyd
2016-12-09 0:20 ` Kuninori Morimoto
2016-12-09 0:20 ` Kuninori Morimoto
2016-12-09 0:20 ` Kuninori Morimoto
[not found] ` <877f7aymxu.wl%kuninori.morimoto.gx-zM6kxYcvzFBBDgjK7y7TUQ@public.gmane.org>
2016-12-09 0:28 ` Stephen Boyd
2016-12-09 0:28 ` Stephen Boyd
2016-12-09 0:28 ` Stephen Boyd
2016-12-09 0:33 ` Kuninori Morimoto
2016-12-09 0:33 ` Kuninori Morimoto
2016-12-09 0:33 ` Kuninori Morimoto
2017-01-24 18:39 ` Applied "ASoC: simple-card: use devm_get_clk_from_child()" to the asoc tree Mark Brown
2017-01-24 18:39 ` Mark Brown
2017-01-24 18:39 ` Mark Brown
2016-12-05 5:23 ` [PATCH 3/3] ASoC: simple-card-utils: enable clocks/clock-names/clock-ranges Kuninori Morimoto
2016-12-05 5:23 ` Kuninori Morimoto
2016-12-05 5:23 ` Kuninori Morimoto
2016-12-08 22:09 ` Stephen Boyd
2016-12-08 22:09 ` Stephen Boyd
[not found] ` <20161208220901.GN5423-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2016-12-09 0:21 ` Kuninori Morimoto
2016-12-09 0:21 ` Kuninori Morimoto
2016-12-09 0:21 ` Kuninori Morimoto
2016-12-09 0:22 ` Kuninori Morimoto
2016-12-09 0:22 ` Kuninori Morimoto
2016-12-09 0:22 ` Kuninori Morimoto
2016-12-09 0:26 ` Stephen Boyd [this message]
2016-12-09 0:26 ` Stephen Boyd
2016-12-09 0:55 ` Kuninori Morimoto
2016-12-09 0:55 ` Kuninori Morimoto
2016-12-09 0:55 ` Kuninori Morimoto
2016-12-08 22:08 ` [PATCH 0/3] clkdev: add devm_get_clk_from_child() Stephen Boyd
2016-12-08 22:08 ` Stephen Boyd
[not found] ` <20161208220824.GM5423-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2016-12-09 0:25 ` Kuninori Morimoto
2016-12-09 0:25 ` Kuninori Morimoto
2016-12-09 0:25 ` Kuninori Morimoto
2016-12-15 12:21 ` Mark Brown
2016-12-15 12:21 ` Mark Brown
2016-12-16 0:02 ` Kuninori Morimoto
2016-12-16 0:02 ` Kuninori Morimoto
2016-12-16 0:02 ` Kuninori Morimoto
2017-03-29 1:16 ` Question about of_clk_put ? Kuninori Morimoto
2017-03-29 1:16 ` Kuninori Morimoto
2017-03-30 1:46 ` [alsa-devel] " Kuninori Morimoto
2017-03-30 1:46 ` Kuninori Morimoto
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