[U-Boot] [U-Boot, v2] vexpress: disable cci ace slave ports when booting in non-sec/hyp mode

Tom Rini trini at konsulko.com
Sat Oct 8 19:06:44 CEST 2016


On Fri, Sep 23, 2016 at 05:38:39PM +0100, Sudeep Holla wrote:

> Commit f225d39d3093 ("vexpress: Check TC2 firmware support before defaulting
> to nonsec booting") added support to check if the firmware on TC2  is
> configured appropriately before booting in nonsec/hyp mode.
> 
> However when booting in non-secure/hyp mode, CCI control must be done in
> secure firmware and can't  be done in non-secure/hyp mode. In order to
> ensure that, this patch disables the cci slave port inteface so that it
> is not accessed at all.
> 
> Cc: Jon Medhurst <tixy at linaro.org>
> Acked-by: Marc Zyngier <marc.zyngier at arm.com>
> Signed-off-by: Sudeep Holla <sudeep.holla at arm.com>
> Acked-by: Jon Medhurst <tixy at linaro.org>
> Tested-by: Jon Medhurst <tixy at linaro.org>

Applied to u-boot/master, thanks!

-- 
Tom
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