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charset="utf-8" From: Niravkumar L Rabara Add compatible string for Agilex3 SoCFPGA board, which shares the same architecture as Agilex5 but with two fewer CPU cores. Signed-off-by: Niravkumar L Rabara Reviewed-by: Krzysztof Kozlowski --- v4 changes: - No change, retained Reviewed-by from v3. v3 link: https://lore.kernel.org/all/20251112105657.1291563-2-niravkumarlaxmidas.rab= ara@altera.com/ v3 changes: - Add missing agilex5 fallback. v2 link: https://lore.kernel.org/all/e9d398bacb299c996f14c9993bf041a9a6740cbf.176284= 0092.git.niravkumarlaxmidas.rabara@altera.com/ v2 changes: - Add separate agilex3 compatible instead of using agilex5 context. v1 link: https://lore.kernel.org/all/51ecc7f4eb7e419c00ee51fc26156e25686dfece.176275= 6191.git.niravkumarlaxmidas.rabara@altera.com/ Documentation/devicetree/bindings/arm/intel,socfpga.yaml | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/intel,socfpga.yaml b/Doc= umentation/devicetree/bindings/arm/intel,socfpga.yaml index cf7a91dfec8a..c918837bd41c 100644 --- a/Documentation/devicetree/bindings/arm/intel,socfpga.yaml +++ b/Documentation/devicetree/bindings/arm/intel,socfpga.yaml @@ -21,6 +21,12 @@ properties: - intel,socfpga-agilex-n6000 - intel,socfpga-agilex-socdk - const: intel,socfpga-agilex + - description: Agilex3 boards + items: + - enum: + - intel,socfpga-agilex3-socdk + - const: intel,socfpga-agilex3 + - const: intel,socfpga-agilex5 - description: Agilex5 boards items: - enum: --=20 2.25.1 From nobody Sun Feb 8 23:21:43 2026 Received: from CH5PR02CU005.outbound.protection.outlook.com (mail-northcentralusazon11012010.outbound.protection.outlook.com [40.107.200.10]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C439F254B1F; 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Agilex3 is derived from Agilex5 SoCFPGA, with the main difference of CPU cores =E2=80=94 Agilex3 has 2 cores compared to 4 in Agil= ex5. Signed-off-by: Niravkumar L Rabara --- v4 changes: - Update commit message formatting. - Use agilex5 dtsi instead of creating new agilex3 dtsi. - Update qspi node parititions. v3 link: https://lore.kernel.org/all/20251112105657.1291563-3-niravkumarlaxmidas.rab= ara@altera.com/ v3 change: - Add agilex5 fallback compatible string. v2 link: https://lore.kernel.org/all/97fea9a15bfe2a3d52d5b75bee6bda25615422e7.176284= 0092.git.niravkumarlaxmidas.rabara@altera.com/ v2 changes: - Use separate dtsi file for agilex3 instead of using agilex5 dtsi. v1 link: https://lore.kernel.org/all/aa19e005a2aa2aab63c8fe8cbaee7f59c416690f.176275= 6191.git.niravkumarlaxmidas.rabara@altera.com/ arch/arm64/boot/dts/intel/Makefile | 1 + .../boot/dts/intel/socfpga_agilex3_socdk.dts | 132 ++++++++++++++++++ 2 files changed, 133 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) +=3D 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/arm= 64/boot/dts/intel/socfpga_agilex3_socdk.dts new file mode 100644 index 000000000000..14b299f19f3a --- /dev/null +++ b/arch/arm64/boot/dts/intel/socfpga_agilex3_socdk.dts @@ -0,0 +1,132 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (C) 2025, Altera Corporation + */ +#include "socfpga_agilex5.dtsi" + +/ { + model =3D "SoCFPGA Agilex3 SoCDK"; + compatible =3D "intel,socfpga-agilex3-socdk", "intel,socfpga-agilex3", + "intel,socfpga-agilex5"; + + aliases { + serial0 =3D &uart0; + ethernet2 =3D &gmac2; + }; + + chosen { + stdout-path =3D "serial0:115200n8"; + }; + + cpus { + /delete-node/ cpu@2; + /delete-node/ cpu@3; + }; + + leds { + compatible =3D "gpio-leds"; + + led0 { + label =3D "hps_led0"; + gpios =3D <&porta 1 GPIO_ACTIVE_HIGH>; + }; + + led1 { + label =3D "hps_led1"; + gpios =3D <&porta 12 GPIO_ACTIVE_HIGH>; + }; + + }; + + memory@80000000 { + device_type =3D "memory"; + /* We expect the bootloader to fill in the reg */ + reg =3D <0x0 0x80000000 0x0 0x0>; + }; +}; + +&gmac2 { + status =3D "okay"; + phy-mode =3D "rgmii-id"; + phy-handle =3D <&emac2_phy0>; + max-frame-size =3D <9000>; + + mdio0 { + compatible =3D "snps,dwmac-mdio"; + #address-cells =3D <1>; + #size-cells =3D <0>; + + emac2_phy0: ethernet-phy@0 { + reg =3D <0>; + rxc-skew-ps =3D <0>; + rxdv-skew-ps =3D <0>; + rxd0-skew-ps =3D <0>; + rxd1-skew-ps =3D <0>; + rxd2-skew-ps =3D <0>; + rxd3-skew-ps =3D <0>; + txc-skew-ps =3D <0>; + txen-skew-ps =3D <60>; + txd0-skew-ps =3D <60>; + txd1-skew-ps =3D <60>; + txd2-skew-ps =3D <60>; + txd3-skew-ps =3D <60>; + }; + }; +}; + +&gpio0 { + status =3D "okay"; +}; + +&gpio1 { + status =3D "okay"; +}; + +&osc1 { + clock-frequency =3D <25000000>; +}; + +&qspi { + status =3D "okay"; + flash@0 { + compatible =3D "jedec,spi-nor"; + reg =3D <0>; + spi-max-frequency =3D <100000000>; + m25p,fast-read; + cdns,read-delay =3D <2>; + cdns,tshsl-ns =3D <50>; + cdns,tsd2d-ns =3D <50>; + cdns,tchsh-ns =3D <4>; + cdns,tslch-ns =3D <4>; + spi-tx-bus-width =3D <4>; + spi-rx-bus-width =3D <4>; + + partitions { + compatible =3D "fixed-partitions"; + #address-cells =3D <1>; + #size-cells =3D <1>; + + qspi_boot: partition@0 { + label =3D "u-boot"; + reg =3D <0x0 0x00c00000>; + }; + + root: partition@c00000 { + label =3D "root"; + reg =3D <0x00c00000 0x03400000>; + }; + }; + }; +}; + +&smmu { + status =3D "okay"; +}; + +&uart0 { + status =3D "okay"; +}; + +&watchdog0 { + status =3D "okay"; +}; --=20 2.25.1