Re: [U-Boot] [PATCH] Tegra: Allow TZ writes to VPR aperature regs

On 07/29/2015 10:24 AM, Tom Warren wrote:

VPR (Video Protect Region) may be reconfigured from secure code in the kernel/OS. Set the ALLOW_TZ_WRITE_ACCESS bit in REG_CTRL to allow this. Also used common CONFIG option (CONFIG_LOCK_VPR) in T124/T210 builds to enable VPR setup.

Acked-by: Stephen Warren swarren@nvidia.com

I haven't investigated this much, but it seems fine.