[U-Boot] [PATCH 2/6] ARM: tegra: Disable SPL and non-cached memory on 64-bit

[Stephen Warren]

On 03/20/2015 06:24 AM, Thierry Reding wrote:
> From: Thierry Reding <treding at nvidia.com>
>
> For 64-bit ARM SoCs we rely on non-U-Boot code to bring up the CPU in
> AArch64 mode so that we don't need the SPL. Non-cached memory is not
> implemented (yet) for 64-bit ARM.

> diff --git a/include/configs/tegra-common.h b/include/configs/tegra-common.h

> +#ifndef CONFIG_ARM64
>   #ifndef CONFIG_SPL_BUILD
>   #define CONFIG_USE_ARCH_MEMCPY
>   #endif
> +#endif

We don't need SPL, but that stanza used to enable ARCH_MEMCPY *except* 
for SPL. I would expect we still want ARCH_MEMCPY on ARM64, where 
presumably ifndef CONFIG_SPL_BUILD will always be true?