Re: [PATCH] ddr: imx8m: fix broken sharing of DRAM timing with TF-A for DFS

[Sascha Hauer <s.hauer@pengutronix.de>]

On Mon, 29 Apr 2024 16:16:10 +0200, Ahmad Fatoum wrote:
> To facilitate dynamic frequency scaling, barebox will place the DRAM
> parameters it has configured into a well-known location in DRAM
> for consumption by TF-A.
> 
> This means that we need to be very picky about the struct layout for the
> data we write there to maintain ABI-compatibility. Unfortunately, NXP
> chose for the i.MX9 to add two fields into the middle, when it would
> have been possible to cleanly embed the i.MX8 DRAM timings in the
> i.MX9 DRAM timing struct. This is done now, so we need to arrange
> ourselves with it and ensure that the i.MX8M DRAM timings we share with
> TF-A don't have glimpses of the i.MX9 future.
> 
> [...]

Applied, thanks!

[1/1] ddr: imx8m: fix broken sharing of DRAM timing with TF-A for DFS
      https://git.pengutronix.de/cgit/barebox/commit/?id=ea580697c269 (link may not be stable)

Best regards,
-- 
Sascha Hauer <s.hauer@pengutronix.de>