From b9336891975ea185d5f0fdef99eb04da074e878d Mon Sep 17 00:00:00 2001 From: Heinrich Toews Date: Fri, 10 Oct 2025 07:23:26 +0200 Subject: [PATCH] arm64: dts: k3-am623-pfc-750-8xxx: add remoteproc mcu_m4fss nodes Signed-off-by: Heinrich Toews --- arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi | 13 +++++++++++++ .../dts/ti/k3-am623-pfc-750-8xxx-common.dtsi | 19 +++++++++++++++++++ 2 files changed, 32 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi b/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi index 80a3e1db26a9..3c0c617b918c 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi @@ -171,4 +171,17 @@ bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; status = "disabled"; }; + + mcu_m4fss: m4fss@5000000 { + compatible = "ti,am64-m4fss"; + reg = <0x00 0x5000000 0x00 0x30000>, + <0x00 0x5040000 0x00 0x10000>; + reg-names = "iram", "dram"; + resets = <&k3_reset 9 1>; + firmware-name = "am62-mcu-m4f0_0-fw"; + ti,sci = <&dmsc>; + ti,sci-dev-id = <9>; + ti,sci-proc-ids = <0x18 0xff>; + status = "disabled"; + }; }; diff --git a/arch/arm64/boot/dts/ti/k3-am623-pfc-750-8xxx-common.dtsi b/arch/arm64/boot/dts/ti/k3-am623-pfc-750-8xxx-common.dtsi index fd4f8ede846b..ab5480496dfe 100644 --- a/arch/arm64/boot/dts/ti/k3-am623-pfc-750-8xxx-common.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am623-pfc-750-8xxx-common.dtsi @@ -96,6 +96,18 @@ reg = <0x00 0x9db00000 0x00 0xc00000>; no-map; }; + + mcu_m4fss_dma_memory_region: m4f-dma-memory@9cb00000 { + compatible = "shared-dma-pool"; + reg = <0x00 0x9cb00000 0x00 0x100000>; + no-map; + }; + + mcu_m4fss_memory_region: m4f-memory@9cc00000 { + compatible = "shared-dma-pool"; + reg = <0x00 0x9cc00000 0x00 0xe00000>; + no-map; + }; }; vmain_pd: regulator-0 { @@ -357,3 +369,10 @@ status = "okay"; dr_mode = "peripheral"; }; + +&mcu_m4fss { + mboxes = <&mailbox0_cluster0 &mbox_m4_0>; + memory-region = <&mcu_m4fss_dma_memory_region>, + <&mcu_m4fss_memory_region>; + status = "okay"; +};