arm64: dts: imx8ulp-evk: Update rpmsg resource table address

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The MCU firmware copies the rsc table to a fixed address (0x1FFF8000) at
startup. However, this address is occupied by variables used in the MCU
firmware, so copying the rsc table there corrupts those variables.

Move the rsc-table reserved memory region from 0x1FFF8000 to 0x20000000
to avoid the conflict. The M33 firmware linker script has been updated
accordingly to place the rpmsg resource table at 0x20000000 (DTCM
m_rsc_tbl region).

Signed-off-by: Biwen Li <biwen.li@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Frank Li <Frank.Li@nxp.com>

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Biwen Li 2026-07-24 14:17:58 +08:00 • committed by Frank Li

parent 89d93ad8af

commit d93dce11f3

1 changed files with 2 additions and 2 deletions

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arch/arm64/boot/dts/freescale/imx8ulp-evk.dts

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