linux-kernel - Re: [PATCH v6 5/5] arm: dts: qcom-ipq5018-linksys-jamaica: Include dts from arm64

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Message-ID: <wpyw77zolcojvqonwhwsgkyw5xshipdmuk7sr4rn5accx5urzg@6tno6i6iuztw>
Date: Mon, 7 Oct 2024 20:26:39 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Karl Chan <exxxxkc@...googleoff.me>
Cc: linux-arm-msm@...r.kernel.org, andersson@...nel.org, 
	konradybcio@...nel.org, robh@...nel.org, krzk+dt@...nel.org, conor+dt@...nel.org, 
	mturquette@...libre.com, sboyd@...nel.org, linus.walleij@...aro.org, 
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, linux-clk@...r.kernel.org, 
	linux-gpio@...r.kernel.org
Subject: Re: [PATCH v6 5/5] arm: dts: qcom-ipq5018-linksys-jamaica: Include
 dts from arm64

On Tue, Oct 08, 2024 at 12:34:14AM GMT, Karl Chan wrote:
> The original firmware of EA9350V3 from Linksys can only boot ARM32 kernels
> and there are seems to be no way to boot ARM64 kernels on EA9350.
> It is possible to use this device tree by compiling an ARM32 kernel
> for getting the kernel to boot on EA9350 V3 firmware however.
> 
> Building the Linksys EA9350 V3 device trees from the arm64 tree together
> with the ARM32 include to allow booting this device on ARM32.
> 
> The approach to include device tree files from other architectures is
> inspired from e.g. the Raspberry Pi (bcm2711-rpi-4-b.dts) where this is
> used to build the device tree for both ARM32 and ARM64.
> 
> Signed-off-by: Karl Chan <exxxxkc@...googleoff.me>
> ---
>  arch/arm/boot/dts/qcom/Makefile                         | 1 +
>  arch/arm/boot/dts/qcom/qcom-ipq5018-linksys-jamaica.dts | 2 ++
>  2 files changed, 3 insertions(+)
>  create mode 100644 arch/arm/boot/dts/qcom/qcom-ipq5018-linksys-jamaica.dts
> 

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>

-- 
With best wishes
Dmitry