On Tue, Nov 6, 2012 at 10:39 AM, Mika Westerberg <mika.westerberg@xxxxxxxxxxxxxxx> wrote: > On Mon, Nov 05, 2012 at 03:40:14PM +0100, Linus Walleij wrote: >> > I forgot to mention that we want to hook up _existing_ drivers to those things, >> > and they already use the global GPIO numbers, don't they? >> >> Yes they do, usually this is either passed from the platform using platform >> data or handled by device tree lookups to individual drivers. >> >> So you will have to modify each such existing driver to do ACPI >> probe akin to the DT codepath and call acpi_get_gpio() on every pin they >> need going forward. But that is the plan I guess. > > Yes, that's the plan. > > Do you think it is OK to go with this implementation (acpi_get_gpio()) for > now? We will try to make sure that the gpio_get() (or whatever it will be > called that time) supports ACPI as well. Yes I'll be OK with it but I don't dare to merge it unless Grant ACKs it. Yours, Linus Walleij -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
