[PATCH] powerpc/85xx: Workaround MPC8536 GPIO 1 errata.
avorontsov at ru.mvista.com
Wed Aug 12 01:24:48 EST 2009
On Tue, Aug 11, 2009 at 06:12:12PM +0300, Felix Radensky wrote:
> >Plus, this are two reads instead of just one. I think it'll be better
> >to implement mpc8536_gpio_get(), and then do
> >if (of_device_is_compatible(np, ... 8536-gpio-bank ...))
> > gc->get = mpc8536_gpio_get;
> > gc->get = mpc8xxx_gpio_get;
> The reads are from 2 different registers, how do you propose to replace
> them by a single read ?
I didn't propose that, I proposed to not do 2 reads for CPUs that
don't have the errata. ;-)
> I'll implement mpc8572_gpio_get(), suitable for both 8572 and 8536.
email: cbouatmailru at gmail.com
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