[U-Boot] [PATCH 06/10] mx23_olinuxino: Add support for status LED

Marek Vasut marex at denx.de
Wed Jan 30 16:39:26 CET 2013


Dear Otavio Salvador,

> On Wed, Jan 30, 2013 at 12:13 PM, Marek Vasut <marex at denx.de> wrote:
> > Dear Otavio Salvador,
> > 
> >> This allow user to know if the bootloader is running, even without a
> >> serial console.
> >> 
> >> Signed-off-by: Otavio Salvador <otavio at ossystems.com.br>
> > 
> > Uh oh, how does this know which GPIO to toggle to drive the led this time
> > ?
> 
> The problem wasn't the code but me. I wasn't able to find the right
> GPIO number at that time.

This is not my question. My question is how does this toggle the GPIO for the 
LED?

Moreover, you never set the LED GPIO as output.

Best regards,
Marek Vasut


More information about the U-Boot mailing list