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    SubjectRe: [PATCH] leds: New PCEngines Alix LED driver using gpio interface
    On 07/04/2011 22:58, Andrew Morton wrote:
    > On Sun, 6 Mar 2011 16:51:25 +0000
    > wrote:
    >> From: Ed Wildgoose <>
    >> This new driver replaces the old PCEngines Alix 2/3 LED driver with
    >> a new driver that controls the LEDs through the leds-gpio driver.
    >> The old driver accessed GPIOs directly, which created a conflict
    >> and prevented also loading the cs5535-gio driver to read other
    >> GPIOs on the Alix board. With this new driver, both are loaded
    >> and therefore it's possible to access both the LEDs and onboard GPIOs
    >> This driver is based on leds-net5501.c
    >> by: Alessandro Zummo <>
    >> Additionally it relies on parts of the patch: 7f131cf3ed
    >> by: Daniel Mack <> to perform detection of the Alix board
    > As far as I can tell from looking at it, this driver maintains all the
    > same interfaces and behaviour as the old version. Am I right?

    Yes, this is correct. The substance of the change is simply to use the
    leds-gpio interface rather than fiddling with gpio settings directly.
    However, please note that Grant and Andres suggested that the driver
    should instead move to "arch" and out of leds? Therefore, I created an
    updated version of this patch which you can find from message id:
    "", ie:

    Additionally this updated patch has a slightly amended copyright -
    several folks thought that the updated copyright statement was more

    My apologies that this updated patch was not more clearly marked as such
    - Grant has taken the time to point out how I should submit patches more
    clearly in the future

    I would be happy to shuffle the code around further if anyone has an

    Thanks for picking this up

    Ed W

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