linux-kernel - Re: [PATCH v4 1/4] arm64: dts: k3-am62a-main: Add C7xv device node

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Message-ID: <f4fba140-347d-443d-bb18-9080535b0913@ti.com>
Date: Tue, 20 Aug 2024 10:02:31 -0500
From: Andrew Davis <afd@...com>
To: Hari Nagalla <hnagalla@...com>, <vigneshr@...com>, <kristo@...nel.org>,
        <robh+dt@...nel.org>, <krzysztof.kozlowski+dt@...aro.org>,
        <conor+dt@...nel.org>, <nm@...com>, <bb@...com>
CC: <linux-kernel@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>
Subject: Re: [PATCH v4 1/4] arm64: dts: k3-am62a-main: Add C7xv device node

On 8/20/24 5:40 AM, Hari Nagalla wrote:
> From: Jai Luthra <j-luthra@...com>
> 
> AM62A SoCs have a C7xv DSP subsystem with Analytics engine capability.
> This subsystem is intended for deep learning purposes. Define the
> device node for C7xv DSP.
> 
> Signed-off-by: Jai Luthra <j-luthra@...com>
> Signed-off-by: Hari Nagalla <hnagalla@...com>
> ---

Reviewed-by: Andrew Davis <afd@...com>

>   arch/arm64/boot/dts/ti/k3-am62a-main.dtsi | 11 +++++++++++
>   1 file changed, 11 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
> index 916fcf3cc57d..818005b8954d 100644
> --- a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
> @@ -1088,4 +1088,15 @@ vpu: video-codec@...10000 {
>   		clocks = <&k3_clks 204 2>;
>   		power-domains = <&k3_pds 204 TI_SCI_PD_EXCLUSIVE>;
>   	};
> +
> +	c7x_0: dsp@...00000 {
> +		compatible = "ti,am62a-c7xv-dsp";
> +		reg = <0x00 0x7e000000 0x00 0x00100000>;
> +		reg-names = "l2sram";
> +		ti,sci = <&dmsc>;
> +		ti,sci-dev-id = <208>;
> +		ti,sci-proc-ids = <0x04 0xff>;
> +		resets = <&k3_reset 208 1>;
> +		firmware-name = "am62a-c71_0-fw";
> +	};
>   };