tree d8e0819942673954242f7c3bd462c0de29668f6e
parent 4a024c2fe370db60353c6db9e2d89337b309c059
author Thierry Reding <treding@nvidia.com> 1634155562 -0700
committer Tom Warren <twarren@nvidia.com> 1634159910 -0700

ARM: tegra: Support EMC frequency tables on Tegra210

The EMC frequency tables are created from a training sequence performed
during early boot and passed in via a reserved memory region by nvtboot.
Copy this table to the kernel DTB so that the kernel can use it to scale
the EMC frequency at runtime.

Note that early bootloaders store the EMC table at an address that
currently intersects with the load address of the initial ramdisk. In
order to avoid copying the table to a different address, simply change
the load address for the initial ramdisk in U-Boot.

Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>