tree dcd948e2e37eb153b4cddfcbd6c4278675af0585
parent b74492c5aee3786b886951e87f4e5ea8d6032733
author Per Åstrand <per.astrand@arm.com> 1602071244 +0200
committer Per Åstrand <per.astrand@arm.com> 1602506500 +0200

Add corstone700 mhu v2 mailbox driver

Copy arm_mhu_v2.c driver as published on git.linaro.org:
https://git.linaro.org/landing-teams/working/arm/kernel-release.git/plain/drivers/mailbox/arm_mhu_v2.c?h=CORSTONE-700-2020.02.10

Change-Id: Ie994cb0146ba211c4a610cdd18894e024bf98ff1