Commit 4ad59ca9 authored by Wadim Egorov's avatar Wadim Egorov Committed by Vignesh Raghavendra
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arm64: dts: ti: k3-am62-phycore-som: Reserve RTOS IPC memory 



Reserve a portion of memory for inter-processor communication between
all remote processors running RTOS or baremetal firmware.
Move ramoops to lower region so the IPC fits to the correct address.

Signed-off-by: default avatarWadim Egorov <w.egorov@phytec.de>
Link: https://lore.kernel.org/r/20250131093531.1054924-2-w.egorov@phytec.de


Signed-off-by: default avatarVignesh Raghavendra <vigneshr@ti.com>
parent eeab4a77

arch/arm64/boot/dts/ti/k3-am62-phycore-som.dtsi

+8 −2
Original line number Diff line number Diff line
@@ -36,15 +36,21 @@ reserved_memory: reserved-memory { 
		#size-cells = <2>;

		ranges;



		ramoops@9ca00000 {

		ramoops@9c700000 {

			compatible = "ramoops";

			reg = <0x00 0x9ca00000 0x00 0x00100000>;

			reg = <0x00 0x9c700000 0x00 0x00100000>;

			record-size = <0x8000>;

			console-size = <0x8000>;

			ftrace-size = <0x00>;

			pmsg-size = <0x8000>;

		};



		rtos_ipc_memory_region: ipc-memories@9c800000 {

			compatible = "shared-dma-pool";

			reg = <0x00 0x9c800000 0x00 0x00300000>;

			no-map;

		};



		mcu_m4fss_dma_memory_region: m4f-dma-memory@9cb00000 {

			compatible = "shared-dma-pool";

			reg = <0x00 0x9cb00000 0x00 0x100000>;