keystone2: clock: add K2L clock definitions and commands

This patch adds clock definitions and commands to support Keystone II
K2L SOC.

Acked-by: Vitaly Andrianov <vitalya@ti.com>
Signed-off-by: Hao Zhang <hzhang@ti.com>
Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@ti.com>
4 files changed