tree fb9d383b46afefed317d82eddf6a28348cfb09c8
parent afed2a1ad20ace7f4abc388a070e295f30630f7b
author Peng Fan <peng.fan@nxp.com> 1588681717 +0800
committer Stefano Babic <sbabic@denx.de> 1589136920 +0200

imx: imx8qm/qxp: reserving DDR memory for M4

The DDR memory from 0x88000000 to 0x8FFFFFFF is assigned to M4 on
QM and QXP. The M4 can allocate this memory by two ways,
in SCD or u-boot.

In this patch, u-boot addes the memory reserve node to DTB to pass
the info to kernel, no matter the M4 memory is reserved in SCD
or u-boot. So kernel won't access M4 reserved memory.

Signed-off-by: Peng Fan <peng.fan@nxp.com>