diff options
Diffstat (limited to 'arch/arm64/boot/dts/ti/k3-am65-ti-ipc-firmware.dtsi')
| -rw-r--r-- | arch/arm64/boot/dts/ti/k3-am65-ti-ipc-firmware.dtsi | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/ti/k3-am65-ti-ipc-firmware.dtsi b/arch/arm64/boot/dts/ti/k3-am65-ti-ipc-firmware.dtsi new file mode 100644 index 000000000000..61ab0357fc0d --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-am65-ti-ipc-firmware.dtsi @@ -0,0 +1,64 @@ +// SPDX-License-Identifier: GPL-2.0-only OR MIT +/** + * Device Tree Source for enabling IPC using TI SDK firmware on AM65 SoCs + * + * Copyright (C) 2016-2025 Texas Instruments Incorporated - https://www.ti.com/ + */ + +&reserved_memory { + mcu_r5fss0_core1_dma_memory_region: memory@a1000000 { + compatible = "shared-dma-pool"; + reg = <0 0xa1000000 0 0x100000>; + no-map; + }; + + mcu_r5fss0_core1_memory_region: memory@a1100000 { + compatible = "shared-dma-pool"; + reg = <0 0xa1100000 0 0xf00000>; + no-map; + }; + + rtos_ipc_memory_region: memory@a2000000 { + reg = <0x00 0xa2000000 0x00 0x00100000>; + alignment = <0x1000>; + no-map; + }; +}; + +&mailbox0_cluster0 { + status = "okay"; + interrupts = <436>; + + mbox_mcu_r5fss0_core0: mbox-mcu-r5fss0-core0 { + ti,mbox-tx = <1 0 0>; + ti,mbox-rx = <0 0 0>; + }; +}; + +&mailbox0_cluster1 { + status = "okay"; + interrupts = <432>; + + mbox_mcu_r5fss0_core1: mbox-mcu-r5fss0-core1 { + ti,mbox-tx = <1 0 0>; + ti,mbox-rx = <0 0 0>; + }; +}; + +&mcu_r5fss0 { + status = "okay"; +}; + +&mcu_r5fss0_core0 { + memory-region = <&mcu_r5fss0_core0_dma_memory_region>, + <&mcu_r5fss0_core0_memory_region>; + mboxes = <&mailbox0_cluster0 &mbox_mcu_r5fss0_core0>; + status = "okay"; +}; + +&mcu_r5fss0_core1 { + memory-region = <&mcu_r5fss0_core1_dma_memory_region>, + <&mcu_r5fss0_core1_memory_region>; + mboxes = <&mailbox0_cluster1 &mbox_mcu_r5fss0_core1>; + status = "okay"; +}; |