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From: Mark Brown <broonie@kernel.org>
To: Songjun Wu <songjun.wu@atmel.com>
Cc: linux-arm-kernel@lists.infradead.org,
	Nicolas Ferre <nicolas.ferre@atmel.com>,
	Liam Girdwood <lgirdwood@gmail.com>,
	Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>,
	alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ASoC: Atmel: ClassD: Set GCK's parent clock
Date: Fri, 20 Nov 2015 18:08:54 +0000	[thread overview]
Message-ID: <20151120180854.GD1929@sirena.org.uk> (raw)
In-Reply-To: <1447903590-3285-1-git-send-email-songjun.wu@atmel.com>

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On Thu, Nov 19, 2015 at 11:26:30AM +0800, Songjun Wu wrote:
> Set GCK's parent clock as audio clock, make
> sure the GCK's parent clock is audio clock.

> +	ret = clk_set_parent(dd->gclk, dd->aclk);
> +	if (ret) {
> +		dev_err(dev, "failed to set GCK parent clock: %d\n", ret);
> +		return ret;
> +	}

Why are we doing this in the driver?  This should be done by whatever
creates the clock tree, not by the driver that uses the clocks - that
way if some future SoC has a different clock tree the driver will
continue to work.

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  reply	other threads:[~2015-11-20 18:09 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-11-19  3:26 [PATCH] ASoC: Atmel: ClassD: Set GCK's parent clock Songjun Wu
2015-11-20 18:08 ` Mark Brown [this message]
2015-11-23  3:01   ` Wu, Songjun

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