linux-kernel - Re: [PATCH v3 4/5] ASoC: dwc: Add devicetree support for Designware I2S

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Message-ID: <20141222142802.GU17800@sirena.org.uk>
Date:	Mon, 22 Dec 2014 14:28:02 +0000
From:	Mark Brown <broonie@...nel.org>
To:	Andrew Jackson <andrew.jackson@....com>
Cc:	Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.de>,
	Liam Girdwood <lgirdwood@...il.com>,
	Rajeev Kumar <rajeevkumar.linux@...il.com>,
	Liviu Dudau <Liviu.Dudau@....com>,
	Lars-Peter Clausen <lars@...afoo.de>,
	Arnd Bergmann <arnd@...db.de>,
	linux-arm-kernel@...ts.infradead.org, alsa-devel@...a-project.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 4/5] ASoC: dwc: Add devicetree support for Designware
 I2S

On Fri, Dec 19, 2014 at 04:18:08PM +0000, Andrew Jackson wrote:

>  	if (IS_ERR(dev->clk))
> -		return  PTR_ERR(dev->clk);
> +		return PTR_ERR(dev->clk);
> +
> +	ret = clk_prepare(dev->clk);
> +	if (ret < 0)
> +		goto err_clk_put;

This isn't adding device tree support, it's adding use of clk_prepare()
which is a separate change and is normally better done by converting to
use clk_prepare_enable().

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