linux-kernel - Re: [PATCH 2/2] arm64: dts: socfpga: add Agilex3 board

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Message-ID: <b3ef901f-9efc-4847-afd7-70e9a5c35d80@kernel.org>
Date: Mon, 10 Nov 2025 06:37:47 -0600
From: Dinh Nguyen <dinguyen@...nel.org>
To: niravkumarlaxmidas.rabara@...era.com, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] arm64: dts: socfpga: add Agilex3 board



On 11/10/25 00:47, niravkumarlaxmidas.rabara@...era.com wrote:
> From: Niravkumar L Rabara <niravkumarlaxmidas.rabara@...era.com>
> 
> Agilex3 SoCFPGA development kit is a small form factor board similar to
> Agilex5 013b board.
> Agilex3 SoCFPGA is derived from Agilex5 SoCFPGA, with the main difference
> of CPU cores — Agilex3 has 2 cores compared to 4 in Agilex5.
> 
> Signed-off-by: Niravkumar L Rabara <niravkumarlaxmidas.rabara@...era.com>
> ---
> Note:
> This patch depends on the series: "Add iommu supports"
> https://lore.kernel.org/all/cover.1760486497.git.khairul.anuar.romli@altera.com/
> 
> Patch series "Add iommu supports" is applied to socfpga maintainer's tree
> https://git.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux.git/log/?h=socfpga_dts_for_v6.19
> 
>   arch/arm64/boot/dts/intel/Makefile            |   1 +
>   .../boot/dts/intel/socfpga_agilex3_socdk.dts  | 130 ++++++++++++++++++
>   2 files changed, 131 insertions(+)
>   create mode 100644 arch/arm64/boot/dts/intel/socfpga_agilex3_socdk.dts
> 
> diff --git a/arch/arm64/boot/dts/intel/Makefile b/arch/arm64/boot/dts/intel/Makefile
> index 391d5cbe50b3..a117268267ee 100644
> --- a/arch/arm64/boot/dts/intel/Makefile
> +++ b/arch/arm64/boot/dts/intel/Makefile
> @@ -2,6 +2,7 @@
>   dtb-$(CONFIG_ARCH_INTEL_SOCFPGA) += socfpga_agilex_n6000.dtb \
>   				socfpga_agilex_socdk.dtb \
>   				socfpga_agilex_socdk_nand.dtb \
> +				socfpga_agilex3_socdk.dtb \
>   				socfpga_agilex5_socdk.dtb \
>   				socfpga_agilex5_socdk_013b.dtb \
>   				socfpga_agilex5_socdk_nand.dtb \
> diff --git a/arch/arm64/boot/dts/intel/socfpga_agilex3_socdk.dts b/arch/arm64/boot/dts/intel/socfpga_agilex3_socdk.dts
> new file mode 100644
> index 000000000000..3280bdd49faa
> --- /dev/null
> +++ b/arch/arm64/boot/dts/intel/socfpga_agilex3_socdk.dts
> @@ -0,0 +1,130 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +/*
> + * Copyright (C) 2025, Altera Corporation
> + */
> +#include "socfpga_agilex5.dtsi"
> +
> +/ {
> +	model = "SoCFPGA Agilex3 SoCDK";
> +	compatible = "intel,socfpga-agilex3-socdk", "intel,socfpga-agilex5";
> +
> +	aliases {
> +		serial0 = &uart0;
> +		ethernet2 = &gmac2;
> +	};
> +
> +	chosen {
> +		stdout-path = "serial0:115200n8";
> +	};
> +
> +	leds {
> +		compatible = "gpio-leds";
> +
> +		led0 {
> +			label = "hps_led0";
> +			gpios = <&porta 1 GPIO_ACTIVE_HIGH>;
> +		};
> +
> +		led1 {
> +			label = "hps_led1";
> +			gpios = <&porta 12 GPIO_ACTIVE_HIGH>;
> +		};
> +
> +	};

You need the :

  cpus {
         /delete-node/ cpu@2;
         /delete-node/ cpu@3;
     };


Dinh