[U-Boot] OMAP GPMC Controller U-Boot Class Type
sjg at chromium.org
Tue Aug 13 09:34:18 UTC 2019
On Sat, 13 Jul 2019 at 14:44, Adam Ford <aford173 at gmail.com> wrote:
> I was curious to know if there is a recommendation for for what class
> should be used for the OMAP3's general purpose memory controller. It
> it a bus that is memory addressed with chip selects for various parts
> and has a variety of registers setup to determine the timings for the
> communication. Several OMAP3 devices use this bus for the NAND and
> NOR addressing as well as Ethernet.
> I'm considering adding some code to read the timings from the device
> tree to change the GPMC bus timings to match. The U-Boot defaults
> work, but I think they are a bit conservative, and I'd like to
> optimize the performance.
Could you use UCLASS_RAM and add some methods?
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