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From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
To: Stephen Boyd <sboyd@codeaurora.org>
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: Fri, 9 Dec 2016 00:22:21 +0000	[thread overview]
Message-ID: <874m2eymu3.wl%kuninori.morimoto.gx@renesas.com> (raw)
In-Reply-To: <20161208220901.GN5423@codeaurora.org>


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 (?)

  parent reply	other threads:[~2016-12-09  0:22 UTC|newest]

Thread overview: 21+ 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  5:23 ` [PATCH 1/3] " Kuninori Morimoto
2016-12-09 20:31   ` Russell King - ARM Linux
2016-12-05  5:23 ` [PATCH 2/3] ASoC: simple-card: use devm_get_clk_from_child() Kuninori Morimoto
2016-12-08 22:09   ` Stephen Boyd
2016-12-09  0:20     ` Kuninori Morimoto
2016-12-09  0:28       ` Stephen Boyd
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
2016-12-05  5:23 ` [PATCH 3/3] ASoC: simple-card-utils: enable clocks/clock-names/clock-ranges Kuninori Morimoto
2016-12-08 22:09   ` Stephen Boyd
2016-12-09  0:21     ` Kuninori Morimoto
2016-12-09  0:22     ` Kuninori Morimoto [this message]
2016-12-09  0:26       ` Stephen Boyd
2016-12-09  0:55         ` Kuninori Morimoto
2016-12-08 22:08 ` [PATCH 0/3] clkdev: add devm_get_clk_from_child() Stephen Boyd
2016-12-09  0:25   ` Kuninori Morimoto
2016-12-15 12:21     ` Mark Brown
2016-12-16  0:02       ` Kuninori Morimoto
2017-03-29  1:16 ` Question about of_clk_put ? Kuninori Morimoto
2017-03-30  1:46   ` [alsa-devel] " Kuninori Morimoto

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