Re: [PATCH v3 1/1] arm: spl: prepare for jumping to OPTEE

On Wed, Oct 20, 2021 at 03:12:06PM +0300, Oleksandr Suvorov wrote:

From: Ricardo Salveti ricardo@foundries.io

Make sure to (if applicable) flush the D-cache, invalidate I-cache, and disable MMU and caches before jumping to OPTEE. This fixes the SDP->SPL->OPTEE boot flow on iMX6Q and most likely on some other ARM SoCs.

Signed-off-by: Ricardo Salveti ricardo@foundries.io Co-developed-by: Oleksandr Suvorov oleksandr.suvorov@foundries.io Signed-off-by: Oleksandr Suvorov oleksandr.suvorov@foundries.io

Applied to u-boot/master, thanks!