[PATCH 18/33] arm64: dts: ti: k3-am62-verdin: Add missing cfg for TI IPC Firmware

Francesco Dolcini francesco at dolcini.it
Wed Aug 20 23:12:14 PDT 2025


On Fri, Aug 15, 2025 at 04:08:24AM +0530, Beleswar Padhi wrote:
> The wkup_r5fss0_core0_memory_region is used to store the text/data
> sections of the Device Manager (DM) firmware itself and is necessary for
> platform boot. Whereas the wkup_r5fss0_core0_dma_memory_region is used
> for allocating the Virtio buffers needed for IPC with the DM core which
> could be optional. The labels were incorrectly used in the
> k3-am62-verdin.dtsi file. Correct the firmware memory region label.
> 
> Currently, only mailbox node is enabled with FIFO assignment for a
> single M4F remote core. However, there are no users of the enabled
> mailboxes. Add the missing carveouts for WKUP R5F and MCU M4F remote
> processors, and enable those by associating to the above carveout and
> mailboxes. This config aligns with other AM62 boards and can be
> refactored out later.

Are these memory ranges fine with 512MB DDR memory?




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