Re: [PATCH v11 4/9] arm64: dts: ti: k3-am62: Add M4F remoteproc node

Wadim Egorov
2024-08-19T08:48:12Z

Am 02.08.24 um 17:21 schrieb Andrew Davis:
> From: Hari Nagalla <hnagalla@ti.com>
>
> The AM62x SoCs of the TI K3 family have a Cortex M4F core in the MCU
> domain. This core can be used by non safety applications as a remote
> processor. When used as a remote processor with virtio/rpmessage IPC,
> two carveout reserved memory nodes are needed.
>
> Disable by default as this node is not complete until mailbox data
> is provided in the board level DT.
>
> Signed-off-by: Hari Nagalla <hnagalla@ti.com>
> Signed-off-by: Andrew Davis <afd@ti.com>

Tested-by: Wadim Egorov <w.egorov@phytec.de>

> ---
> arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi | 13 +++++++++++++
> 1 file changed, 13 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi b/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi
> index e66d486ef1f21..7f6f0007e8e81 100644
> --- a/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi
> @@ -173,4 +173,17 @@ mcu_mcan1: can@4e18000 {
> 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";
> + };
> };