tree df7cf1dfc6b4f6ce59968b8b4b47aeff3cd4f406
parent 5cd3727cc4fcdd4aacc6405fee4f62f086a9f92e
author Stephen Warren <swarren@nvidia.com> 1470670894 -0600
committer Tom Warren <twarren@nvidia.com> 1471281972 -0700

misc: add Tegra BPMP driver

The Tegra BPMP (Boot and Power Management Processor) is a separate
auxiliary CPU embedded into Tegra to perform power management work, and
controls related features such as clocks, resets, power domains, PMIC I2C
bus, etc. This driver provides the core low-level communication path by
which feature-specific drivers (such as clock) can make requests to the
BPMP. This driver is similar to an MFD driver in the Linux kernel. It is
unconditionally selected by CONFIG_TEGRA186 since virtually any Tegra186
build of U-Boot will need the feature.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Tom Warren <twarren@nvidia.com>