Hi Benoît, On Sun, Sep 29, 2013 at 3:50 PM, Benoît Thébaudeau <[email protected]> wrote:
> Can you test again without any GPIO patch, but with SION set for this pin in > the > IOMUXC? According to the reference manual, SION not being set in the IOMUXC is > the only reason that would prevent PSR from reading the pin level in GPIO > output > mode. Yes, from the feedback from a colleague the SION bit plays a role here: "The RM does not describe this clear. The fact should be: PSR for input, DR for output. PSR can be for output only when SION bit is set (now PSR = DR). " Regards, Fabio Estevam _______________________________________________ U-Boot mailing list [email protected] http://lists.denx.de/mailman/listinfo/u-boot
