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boards: phytec: phyboard_electra: Add VirtIO/Vring DRAM IPC region

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Add the memory region reserved in DRAM for VirtIO and Vring data
for IPC. Add this as the default chosen zephyr,ipc_shm.

Signed-off-by: Andrew Davis <afd@ti.com>
This commit is contained in:
Andrew Davis 2025-02-10 16:26:35 -06:00 • committed by Benjamin Cabé
commit 06202ceab8
1 changed files with 8 additions and 2 deletions
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10
boards/phytec/phyboard_electra/phyboard_electra_am6442_m4.dts
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@ -17,7 +17,8 @@
zephyr,sram = &sram0;
zephyr,console = &uart0;
zephyr,shell-uart = &uart0;
zephyr,sram1 = &ddr0;
zephyr,ipc_shm = &ddr0;
zephyr,sram1 = &ddr1;
};
aliases {
@ -31,13 +32,18 @@
};
};
ddr0: memory@a4000000 {
compatible = "mmio-sram";
reg = <0xa4000000 DT_SIZE_M(1)>;
};
rsc_table: memory@a4100000 {
compatible = "zephyr,memory-region", "mmio-sram";
reg = <0xa4100000 DT_SIZE_K(4)>;
zephyr,memory-region = "RSC_TABLE";
};
ddr0: memory@a4101000 {
ddr1: memory@a4101000 {
compatible = "zephyr,memory-region", "mmio-sram";
reg = <0xa4101000 (DT_SIZE_M(15) - DT_SIZE_K(4))>;
zephyr,memory-region = "DDR";