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fixed m4f memory regions

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Timo Schneider
2026-02-15 19:53:20 +01:00
parent e298c6497e
commit de1a156ce8
1 changed files with 35 additions and 0 deletions
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35
layers/meta-devdistro/recipes-kernel/linux/files/am62x_enable_m4f.dts
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@@ -5,8 +5,43 @@
compatible = "ti,am625-beagleplay", "ti,am625";
fragment@0 {
target-path = "/";
__overlay__ {
reserved-memory {
#address-cells = <2>;
#size-cells = <2>;
mcu_m4fss_dma_memory_region: m4f-dma-memory@9cb00000 {
compatible = "shared-dma-pool";
reg = <0x00 0x9cb00000 0x00 0x00100000>;
no-map;
};
mcu_m4fss_memory_region: m4f-memory@9cc00000 {
compatible = "shared-dma-pool";
reg = <0x00 0x9cc00000 0x00 0x00e00000>;
no-map;
};
};
};
};
fragment@1 {
target = <&mailbox0_cluster0>;
__overlay__ {
mbox_m4_0: mbox-m4-0 {
ti,mbox-rx = <0 0 0>;
ti,mbox-tx = <1 0 0>;
};
};
};
fragment@2 {
target = <&mcu_m4fss>;
__overlay__ {
mboxes = <&mailbox0_cluster0 &mbox_m4_0>;
memory-region = <&mcu_m4fss_dma_memory_region>,
<&mcu_m4fss_memory_region>;
status = "okay";
};
};