From: Wolfram Sang <w.sang@pengutronix.de>
To: Tony Lin <tony.lin@freescale.com>
Cc: linux-mmc@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
cjb@laptop.org
Subject: Re: [PATCH 1/1] mmc: sdhci-esdhc: Change delay after setting clock from 100ms to 1ms
Date: Thu, 1 Sep 2011 07:55:22 +0200 [thread overview]
Message-ID: <20110901055522.GB22652@pengutronix.de> (raw)
In-Reply-To: <1314856275-12131-1-git-send-email-tony.lin@freescale.com>
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On Thu, Sep 01, 2011 at 01:51:15PM +0800, Tony Lin wrote:
> 1ms is enough for hardware to change the clock to stable.
> 100ms is too long.
How do you know that? Can you be sure for PowerPC as well? Have you researched
why the original author of the code has chosen that value? If so, please update
your commit message with such infos.
--
Pengutronix e.K. | Wolfram Sang |
Industrial Linux Solutions | http://www.pengutronix.de/ |
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next prev parent reply other threads:[~2011-09-01 5:55 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-01 5:51 [PATCH 1/1] mmc: sdhci-esdhc: Change delay after setting clock from 100ms to 1ms Tony Lin
2011-09-01 5:55 ` Wolfram Sang [this message]
2011-09-01 7:46 ` Lin Tony-B19295
-- strict thread matches above, loose matches on Subject: below --
2011-11-22 6:42 Tony Lin
2011-12-01 18:10 ` Chris Ball
2011-12-02 5:37 ` Lin Tony-B19295
2011-12-02 7:13 ` Huang Changming-R66093
2011-12-13 17:25 ` Chris Ball
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