tree c74bf916787b69f5c5f451c340eca8375e7d0e5d
parent 6262d0bfce75657ecdc439fefc3148f55089f1fa
author Konstantin Porotchkin <kostap@marvell.com> 1580306566 +0200
committer Konstantin Porotchkin <kostap@marvell.com> 1614174991 +0000

plat/marvell/armada/common/mss: use MSS SRAM in secure mode

The CP MSS IRAM is only accessible by CM3 CPU and MSS DMA.
In secure boot mode the MSS DMA is unable to directly load
the MSS FW image from DRAM to IRAM.
This patch adds support for using the MSS SRAM as intermediate
storage. The MSS FW image is loaded by application CPU into the
MSS SRAM first, then transferred to MSS IRAM by MSS DMA.
Such change allows the CP MSS image load in secure mode.

Change-Id: Iee7a51d157743a0bdf8acb668ee3d599f760a712
Signed-off-by: Konstantin Porotchkin <kostap@marvell.com>
Reviewed-by: Stefan Chulski <stefanc@marvell.com>
Reviewed-by: Grzegorz Jaszczyk <jaszczyk@marvell.com>