[PATCH 2/6] mailbox/omap: add support for parsing dt devices
Pavel Machek
pavel at ucw.cz
Sat Jun 28 10:07:09 PDT 2014
Hi!
> The non-DT support has to be maintained for now to not break
> OMAP3 legacy boot, and the legacy-style code will be cleaned
> up once OMAP3 is also converted to DT-boot only.
> @@ -587,24 +606,157 @@ static int omap_mbox_unregister(struct omap_mbox_device *mdev)
> return 0;
> }
>
> +static const struct omap_mbox_device_data omap2_data = {
> + .num_users = 4,
> + .num_fifos = 6,
> + .intr_type = MBOX_INTR_CFG_TYPE1,
> +};
> +
> +static const struct omap_mbox_device_data omap3_data = {
> + .num_users = 2,
> + .num_fifos = 2,
> + .intr_type = MBOX_INTR_CFG_TYPE1,
> +};
> +
> +static const struct omap_mbox_device_data am335x_data = {
> + .num_users = 4,
> + .num_fifos = 8,
> + .intr_type = MBOX_INTR_CFG_TYPE2,
> +};
So you use compatible strings to look up 3 integers. Would it be better to have
num_users/num_fifos/intr_type directly in the device tree? That should be cleaner
and more flexible...
If you do that, would it be possible to have share compatible string?
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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