linux-kernel - Re: [PATCH] BUG: clk_find() misses some clocks

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Message-ID: <CACQ1gAh3YcMBXp7BFoR68+rdDM1PEe4fenNG77s=SP05RditEA@mail.gmail.com>
Date:	Fri, 17 Aug 2012 12:23:06 +0200
From:	Richard Genoud <richard.genoud@...il.com>
To:	Russell King - ARM Linux <linux@....linux.org.uk>
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] BUG: clk_find() misses some clocks

2012/8/17 Russell King - ARM Linux <linux@....linux.org.uk>:
> Please read the comments on the function:
>
>  * Find the correct struct clk for the device and connection ID.
>  * We do slightly fuzzy matching here:
>  *  An entry with a NULL ID is assumed to be a wildcard.
>  *  If an entry has a device ID, it must match
>  *  If an entry has a connection ID, it must match
>  * Then we take the most specific entry - with the following
>  * order of precedence: dev+con > dev only > con only.
>
> On Fri, Aug 17, 2012 at 11:47:23AM +0200, Richard Genoud wrote:
>> if a clock is declared like that:
>> CLKDEV_CON_DEV_ID("pioA", "fffff400.gpio", &pioAB_clk)
>
> So you've declared it with a connection ID.  Therefore, as the comment
> above says, "it must match" what the driver is asking for.
>
> It's not a bug, this is done intentionally so that mismatches do not
> occur.
Ok, so I have to declare it like that :
CLKDEV_CON_DEV_ID(NULL, "fffff400.gpio", &pioAB_clk)

Got it !
Thanks.

Richard.

-- 
for me, ck means con kolivas and not calvin klein... does it mean I'm a geek ?
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