linux-kernel - Re: [PATCH v2 1/3] w1: mxc_w1: Adapt the clock name to the new clock framework

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Message-ID: <5069D830.6070307@freescale.com>
Date:	Mon, 1 Oct 2012 14:51:44 -0300
From:	Fabio Estevam <fabio.estevam@...escale.com>
To:	<zbr@...emap.net>
CC:	<s.hauer@...gutronix.de>, <linux-kernel@...r.kernel.org>,
	<festevam@...il.com>
Subject: Re: [PATCH v2 1/3] w1: mxc_w1: Adapt the clock name to the new clock
 framework

Evgeny,

Any comments, please?


Fabio Estevam wrote:
> With the new i.mx clock framework the mxc_w1 clock is registered as:
> 
> clk_register_clkdev(clk[owire_gate], NULL, "mxc_w1.0"
> 
> So we do not need to pass "owire" string and can use NULL instead.
> 
> While at it, also fix the clock error handling code.
> 
> Signed-off-by: Fabio Estevam <fabio.estevam@...escale.com>
> -----
> Changes since v1:
> - Fix clock error handling
>  drivers/w1/masters/mxc_w1.c |   10 +++++-----
>  1 file changed, 5 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/w1/masters/mxc_w1.c b/drivers/w1/masters/mxc_w1.c
> index 1cc61a7..960b362 100644
> --- a/drivers/w1/masters/mxc_w1.c
> +++ b/drivers/w1/masters/mxc_w1.c
> @@ -117,11 +117,11 @@ static int __devinit mxc_w1_probe(struct platform_device *pdev)
>  	if (!mdev)
>  		return -ENOMEM;
>  
> -	mdev->clk = clk_get(&pdev->dev, "owire");
> -	if (!mdev->clk) {
> -		err = -ENODEV;
> -		goto failed_clk;
> -	}
> +	mdev->clk = clk_get(&pdev->dev, NULL);
> +	if (IS_ERR(mdev->clk)) {
> +		err = PTR_ERR(mdev->clk);
> +		goto failed_clk;
> +	}
>  
>  	mdev->clkdiv = (clk_get_rate(mdev->clk) / 1000000) - 1;
>  


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