linux-kernel - Re: [PATCH 1/2] arm64: dts: ti: k3-am65: add boot phase tags

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Message-ID: <83c5d0b8-add8-4db7-bcde-5b17c796b53a@ti.com>
Date: Thu, 10 Jul 2025 11:59:35 +0530
From: Vignesh Raghavendra <vigneshr@...com>
To: Bryan Brattlof <bb@...com>, Nishanth Menon <nm@...com>,
        Tero Kristo
	<kristo@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski
	<krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>
CC: <linux-arm-kernel@...ts.infradead.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/2] arm64: dts: ti: k3-am65: add boot phase tags



On 10/07/25 04:05, Bryan Brattlof wrote:

[...]

> diff --git a/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi b/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi
> index 7cf1f646500a16c1d1bac6dfb37fb285218063b3..5bbd817bc51464f6605c5b2dc9cb544a109a695d 100644
> --- a/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi
> @@ -211,6 +211,7 @@ mcu_ringacc: ringacc@...00000 {
>  			ti,sci = <&dmsc>;
>  			ti,sci-dev-id = <195>;
>  			msi-parent = <&inta_main_udmass>;
> +			bootph-all;
>  		};
>  
>  		mcu_udmap: dma-controller@...c0000 {
> @@ -235,6 +236,7 @@ mcu_udmap: dma-controller@...c0000 {
>  			ti,sci-rm-range-rchan = <0xb>, /* RX_HCHAN */
>  						<0xa>; /* RX_CHAN */
>  			ti,sci-rm-range-rflow = <0x0>; /* GP RFLOW */
> +			bootph-all;
>  		};
>  	};

Should this be board specific property? Does every user of AM65x need
DMA at boot stage?

[...]

> @@ -107,5 +111,6 @@ wkup_vtm0: temperature-sensor@...50000 {
>  		reg = <0x42050000 0x25c>;
>  		power-domains = <&k3_pds 80 TI_SCI_PD_EXCLUSIVE>;
>  		#thermal-sensor-cells = <1>;
> +		bootph-all;

Same here..

>  	};
>  };

-- 
Regards
Vignesh
https://ti.com/opensource