[PATCH v2 2/2] arm: mach-k3: common: reorder removal of firewalls

[Tom Rini]

On Fri, May 05, 2023 at 03:54:00PM +0530, Manorit Chawdhry wrote:

> K3 devices have some firewalls set up by ROM that we usually remove so
> that the development is easy in HS devices.
> 
> While removing the firewalls disabling a background region before
> disabling the foreground regions keeps the firewall in a state where all
> the transactions will be blacklisted until all the regions are disabled.
> This causes a race for some other entity trying to access that memory
> region before all the firewalls are disabled and causes an exception.
> 
> Since there is no guarantee on where the background regions lie based on
> ROM configurations or no guarantee if the background regions will allow
> all transactions across the memory spaces, iterate the loop twice removing
> the foregrounds first and then backgrounds.
> 
> Signed-off-by: Manorit Chawdhry <m-chawdhry at ti.com>

Applied to u-boot/next, thanks!

-- 
Tom
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