From: Stefano Babic <sbabic@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] mxs_gpio: fix the handling in gpio_direction_output()
Date: Wed, 13 Nov 2013 10:13:27 +0100 [thread overview]
Message-ID: <528342B7.5020307@denx.de> (raw)
In-Reply-To: <1383515966-16161-1-git-send-email-mhei@heimpold.de>
On 03/11/2013 22:59, Michael Heimpold wrote:
> Setting the direction and an output value should be done by
> 1) set the desired output value,
> 2) switch to output.
>
> If this is done in the inverse order, there can be a glitch on
> the GPIO line.
>
> This patch fixes this by using the order as described above.
>
> Signed-off-by: Michael Heimpold <mhei@heimpold.de>
> ---
Applied to u-boot-imx, thanks.
Best regards,
Stefano Babic
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prev parent reply other threads:[~2013-11-13 9:13 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-03 21:59 [U-Boot] [PATCH] mxs_gpio: fix the handling in gpio_direction_output() Michael Heimpold
2013-11-04 9:08 ` Stefano Babic
2013-11-13 9:13 ` Stefano Babic [this message]
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