linux-kernel - Re: [PATCH] arm64: dts: ti: k3-am62: copy bootph flags to Linux

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Message-ID: <02a85bf3-0c2e-48b6-9938-c4f8a50d662b@ti.com>
Date: Thu, 26 Jun 2025 09:32:22 +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] arm64: dts: ti: k3-am62: copy bootph flags to Linux



On 24/06/25 20:20, Bryan Brattlof wrote:
> To keep things as organized as possible, copy the bootph-all properties
> from U-Boot for the packet DMA controller to indicate it should be
> available during all phases of bootup.
> 

Above isn't a valid reason to add bootph-all properties to a node. You
would need to say why this DMA controller is needed during all phases of
boot, does this enable a certain boot-mode? Fix $subject to reflect the
same.

> Signed-off-by: Bryan Brattlof <bb@...com>
> ---
>  arch/arm64/boot/dts/ti/k3-am62-main.dtsi | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
> index 9e0b6eee9ac77d66869915b2d7bec3e2275c03ea..2a727caf36ec44e4a023c5985d1bad9b80737633 100644
> --- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
> @@ -150,6 +150,7 @@ main_pktdma: dma-controller@...c0000 {
>  				    "ring", "tchan", "rchan", "rflow";
>  			msi-parent = <&inta_main_dmss>;
>  			#dma-cells = <2>;
> +			bootph-all;
>  
>  			ti,sci = <&dmsc>;
>  			ti,sci-dev-id = <30>;
> 
> ---
> base-commit: 19272b37aa4f83ca52bdf9c16d5d81bdd1354494
> change-id: 20250623-62-uboot-cleanup-dbec66f9e257
> 
> Best regards,

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