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X-OriginatorOrg: cixtech.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 20 Feb 2025 08:40:21.1630 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 7861cb90-92eb-4517-6323-08dd518a3636 X-MS-Exchange-CrossTenant-Id: 0409f77a-e53d-4d23-943e-ccade7cb4811 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=0409f77a-e53d-4d23-943e-ccade7cb4811;Ip=[222.71.101.198];Helo=[smtprelay.cixcomputing.com] X-MS-Exchange-CrossTenant-AuthSource: SG1PEPF000082E3.apcprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: OSQPR06MB7230 Content-Type: text/plain; charset="utf-8" Add device tree bindings for CIX P1 (Internal name sky1) Arm SoC, it consists several SoC models like CP8180, CD8180, etc. Acked-by: Fugang Duan Signed-off-by: Peter Chen Reviewed-by: Krzysztof Kozlowski --- .../devicetree/bindings/arm/cix.yaml | 26 +++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 Documentation/devicetree/bindings/arm/cix.yaml diff --git a/Documentation/devicetree/bindings/arm/cix.yaml b/Documentation= /devicetree/bindings/arm/cix.yaml new file mode 100644 index 000000000000..114dab4bc4d2 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/cix.yaml @@ -0,0 +1,26 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/arm/cix.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: CIX platforms + +maintainers: + - Peter Chen + - Fugang Duan + +properties: + $nodename: + const: '/' + compatible: + oneOf: + + - description: Radxa Orion O6 + items: + - const: radxa,orion-o6 + - const: cix,sky1 + +additionalProperties: true + +... --=20 2.25.1 From nobody Tue Dec 16 02:25:39 2025 Received: from APC01-PSA-obe.outbound.protection.outlook.com (mail-psaapc01on2136.outbound.protection.outlook.com [40.107.255.136]) (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 A78EC1E883A; 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Thu, 20 Feb 2025 16:40:20 +0800 (CST) From: Peter Chen To: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, catalin.marinas@arm.com, will@kernel.org, arnd@arndb.de Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, cix-kernel-upstream@cixtech.com, Peter Chen , Fugang Duan Subject: [PATCH 2/6] dt-bindings: vendor-prefixes: Add CIX Technology Group Co., Ltd. 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Link: https://www.cixtech.com/. Acked-by: Fugang Duan Signed-off-by: Peter Chen --- Documentation/devicetree/bindings/vendor-prefixes.yaml | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Docum= entation/devicetree/bindings/vendor-prefixes.yaml index 5079ca6ce1d1..5e76223e4570 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.yaml +++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml @@ -302,6 +302,8 @@ patternProperties: description: Cirrus Logic, Inc. "^cisco,.*": description: Cisco Systems, Inc. + "^cix,.*": + description: CIX Technology Group Co., Ltd. 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Acked-by: Fugang Duan Signed-off-by: Peter Chen --- MAINTAINERS | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/MAINTAINERS b/MAINTAINERS index efee40ea589f..200d2529c8e5 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2354,6 +2354,14 @@ F: arch/arm/boot/compressed/misc-ep93xx.h F: arch/arm/mach-ep93xx/ F: drivers/iio/adc/ep93xx_adc.c =20 +ARM/CIX SKY ARM ARCHITECTURE +M: Peter Chen +M: Fugang Duan +R: CIX Linux Kernel Upstream Group +L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) +S: Maintained +F: Documentation/devicetree/bindings/arm/cix.yaml + ARM/CLKDEV SUPPORT M: Russell King L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) --=20 2.25.1 From nobody Tue Dec 16 02:25:39 2025 Received: from HK3PR03CU002.outbound.protection.outlook.com (mail-eastasiaazon11021123.outbound.protection.outlook.com [52.101.129.123]) (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 EA2F01EBA08; 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X-OriginatorOrg: cixtech.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 20 Feb 2025 08:40:21.6640 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 4a7fbf37-a13f-4f1f-2379-08dd518a3691 X-MS-Exchange-CrossTenant-Id: 0409f77a-e53d-4d23-943e-ccade7cb4811 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=0409f77a-e53d-4d23-943e-ccade7cb4811;Ip=[222.71.101.198];Helo=[smtprelay.cixcomputing.com] X-MS-Exchange-CrossTenant-AuthSource: HK3PEPF0000021C.apcprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SEYPR06MB6375 Content-Type: text/plain; charset="utf-8" From: Fugang Duan Add ARCH_CIX for CIX SoC series support. Signed-off-by: Fugang Duan Signed-off-by: Peter Chen --- arch/arm64/Kconfig.platforms | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms index 02f9248f7c84..977b61894cbc 100644 --- a/arch/arm64/Kconfig.platforms +++ b/arch/arm64/Kconfig.platforms @@ -399,4 +399,10 @@ config ARCH_ZYNQMP help This enables support for Xilinx ZynqMP Family =20 +config ARCH_CIX + bool "Cixtech SoC family" + help + This enables support for the Cixtech SoC family, + like P1(sky1). + endmenu # "Platform selection" --=20 2.25.1 From nobody Tue Dec 16 02:25:39 2025 Received: from HK3PR03CU002.outbound.protection.outlook.com (mail-eastasiaazon11021096.outbound.protection.outlook.com [52.101.129.96]) (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 21C471EB1A7; Thu, 20 Feb 2025 08:40:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; 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X-OriginatorOrg: cixtech.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 20 Feb 2025 08:40:21.5985 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 64fe4563-f3da-47dd-5f1d-08dd518a3682 X-MS-Exchange-CrossTenant-Id: 0409f77a-e53d-4d23-943e-ccade7cb4811 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=0409f77a-e53d-4d23-943e-ccade7cb4811;Ip=[222.71.101.198];Helo=[smtprelay.cixcomputing.com] X-MS-Exchange-CrossTenant-AuthSource: HK2PEPF00006FAF.apcprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: TYSPR06MB6433 Content-Type: text/plain; charset="utf-8" Enable CIX SoC support at ARM64 defconfig Acked-by: Fugang.duan Signed-off-by: Peter Chen --- arch/arm64/configs/defconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig index cb7da4415599..1dd46d200401 100644 --- a/arch/arm64/configs/defconfig +++ b/arch/arm64/configs/defconfig @@ -45,6 +45,7 @@ CONFIG_ARCH_BCMBCA=3Dy CONFIG_ARCH_BRCMSTB=3Dy CONFIG_ARCH_BERLIN=3Dy CONFIG_ARCH_BLAIZE=3Dy +CONFIG_ARCH_CIX=3Dy CONFIG_ARCH_EXYNOS=3Dy CONFIG_ARCH_SPARX5=3Dy CONFIG_ARCH_K3=3Dy --=20 2.25.1 From nobody Tue Dec 16 02:25:39 2025 Received: from APC01-PSA-obe.outbound.protection.outlook.com (mail-psaapc01on2125.outbound.protection.outlook.com [40.107.255.125]) (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 ECCA21E9B16; 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Thu, 20 Feb 2025 16:40:20 +0800 (CST) From: Peter Chen To: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, catalin.marinas@arm.com, will@kernel.org, arnd@arndb.de Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, cix-kernel-upstream@cixtech.com, Peter Chen , "Fugang . duan" Subject: [PATCH 6/6] arm64: dts: cix: add initial CIX P1(SKY1) dts support Date: Thu, 20 Feb 2025 16:40:20 +0800 Message-Id: <20250220084020.628704-7-peter.chen@cixtech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20250220084020.628704-1-peter.chen@cixtech.com> References: <20250220084020.628704-1-peter.chen@cixtech.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SG1PEPF000082E3:EE_|JH0PR06MB7296:EE_ X-MS-Office365-Filtering-Correlation-Id: 5ee746e2-9e89-43f0-2696-08dd518a365a X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|36860700013|376014|1800799024|82310400026; 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X-OriginatorOrg: cixtech.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 20 Feb 2025 08:40:21.3974 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 5ee746e2-9e89-43f0-2696-08dd518a365a X-MS-Exchange-CrossTenant-Id: 0409f77a-e53d-4d23-943e-ccade7cb4811 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=0409f77a-e53d-4d23-943e-ccade7cb4811;Ip=[222.71.101.198];Helo=[smtprelay.cixcomputing.com] X-MS-Exchange-CrossTenant-AuthSource: SG1PEPF000082E3.apcprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: JH0PR06MB7296 Content-Type: text/plain; charset="utf-8" CIX SKY1 SoC is high performance Armv9 SoC designed by Cixtech, and Orion O6 is open source motherboard launched by Radxa. See below for detail: https://docs.radxa.com/en/orion/o6/getting-started/introduction In this commit, it only adds limited components for running initramfs at Orion O6. Acked-by: Fugang.duan Signed-off-by: Peter Chen --- arch/arm64/boot/dts/Makefile | 1 + arch/arm64/boot/dts/cix/Makefile | 2 + arch/arm64/boot/dts/cix/sky1-orion-o6.dts | 21 ++ arch/arm64/boot/dts/cix/sky1.dtsi | 264 ++++++++++++++++++++++ 4 files changed, 288 insertions(+) create mode 100644 arch/arm64/boot/dts/cix/Makefile create mode 100644 arch/arm64/boot/dts/cix/sky1-orion-o6.dts create mode 100644 arch/arm64/boot/dts/cix/sky1.dtsi diff --git a/arch/arm64/boot/dts/Makefile b/arch/arm64/boot/dts/Makefile index 79b73a21ddc2..8e7ccd0027bd 100644 --- a/arch/arm64/boot/dts/Makefile +++ b/arch/arm64/boot/dts/Makefile @@ -13,6 +13,7 @@ subdir-y +=3D bitmain subdir-y +=3D blaize subdir-y +=3D broadcom subdir-y +=3D cavium +subdir-y +=3D cix subdir-y +=3D exynos subdir-y +=3D freescale subdir-y +=3D hisilicon diff --git a/arch/arm64/boot/dts/cix/Makefile b/arch/arm64/boot/dts/cix/Mak= efile new file mode 100644 index 000000000000..ed3713982012 --- /dev/null +++ b/arch/arm64/boot/dts/cix/Makefile @@ -0,0 +1,2 @@ +# SPDX-License-Identifier: GPL-2.0 +dtb-$(CONFIG_ARCH_CIX) +=3D sky1-orion-o6.dtb diff --git a/arch/arm64/boot/dts/cix/sky1-orion-o6.dts b/arch/arm64/boot/dt= s/cix/sky1-orion-o6.dts new file mode 100644 index 000000000000..dbee1616076d --- /dev/null +++ b/arch/arm64/boot/dts/cix/sky1-orion-o6.dts @@ -0,0 +1,21 @@ +// SPDX-License-Identifier: BSD-3-Clause +/* + * Copyright 2025 Cix Technology Group Co., Ltd. + * + */ + +/dts-v1/; + +#include "sky1.dtsi" +/ { + model =3D "Radxa Orion O6"; + compatible =3D "radxa,orion-o6"; + + chosen { + stdout-path =3D &uart2; + }; +}; + +&uart2 { + status =3D "okay"; +}; diff --git a/arch/arm64/boot/dts/cix/sky1.dtsi b/arch/arm64/boot/dts/cix/sk= y1.dtsi new file mode 100644 index 000000000000..d98735f782e0 --- /dev/null +++ b/arch/arm64/boot/dts/cix/sky1.dtsi @@ -0,0 +1,264 @@ +// SPDX-License-Identifier: BSD-3-Clause +/* + * Copyright 2025 Cix Technology Group Co., Ltd. + * + */ + +#include + +/ { + interrupt-parent =3D <&gic>; + #address-cells =3D <2>; + #size-cells =3D <2>; + + aliases { + serial2 =3D &uart2; + }; + + cpus { + #address-cells =3D <2>; + #size-cells =3D <0>; + + cpu-map { + cluster0 { + core0 { + cpu =3D <&CPU0>; + }; + core1 { + cpu =3D <&CPU1>; + }; + core2 { + cpu =3D <&CPU2>; + }; + core3 { + cpu =3D <&CPU3>; + }; + core4 { + cpu =3D <&CPU4>; + }; + core5 { + cpu =3D <&CPU5>; + }; + core6 { + cpu =3D <&CPU6>; + }; + core7 { + cpu =3D <&CPU7>; + }; + core8 { + cpu =3D <&CPU8>; + }; + core9 { + cpu =3D <&CPU9>; + }; + core10 { + cpu =3D <&CPU10>; + }; + core11 { + cpu =3D <&CPU11>; + }; + }; + }; + + CPU0: cpu0@0 { + compatible =3D "arm,armv8"; + enable-method =3D "psci"; + reg =3D <0x0 0x0>; + device_type =3D "cpu"; + capacity-dmips-mhz =3D <403>; + }; + + CPU1: cpu1@100 { + compatible =3D "arm,armv8"; + enable-method =3D "psci"; + reg =3D <0x0 0x100>; + device_type =3D "cpu"; + capacity-dmips-mhz =3D <403>; + }; + + CPU2: cpu2@200 { + compatible =3D "arm,armv8"; + enable-method =3D "psci"; + reg =3D <0x0 0x200>; + device_type =3D "cpu"; + capacity-dmips-mhz =3D <403>; + }; + + CPU3: cpu3@300 { + compatible =3D "arm,armv8"; + enable-method =3D "psci"; + reg =3D <0x0 0x300>; + device_type =3D "cpu"; + capacity-dmips-mhz =3D <403>; + }; + + CPU4: cpu4@400 { + compatible =3D "arm,armv8"; + enable-method =3D "psci"; + reg =3D <0x0 0x400>; + device_type =3D "cpu"; + capacity-dmips-mhz =3D <1024>; + }; + + CPU5: cpu5@500 { + compatible =3D "arm,armv8"; + enable-method =3D "psci"; + reg =3D <0x0 0x500>; + device_type =3D "cpu"; + capacity-dmips-mhz =3D <1024>; + }; + + CPU6: cpu6@600 { + compatible =3D "arm,armv8"; + enable-method =3D "psci"; + reg =3D <0x0 0x600>; + device_type =3D "cpu"; + capacity-dmips-mhz =3D <1024>; + }; + + CPU7: cpu7@700 { + compatible =3D "arm,armv8"; + enable-method =3D "psci"; + reg =3D <0x0 0x700>; + device_type =3D "cpu"; + capacity-dmips-mhz =3D <1024>; + }; + + CPU8: cpu8@800 { + compatible =3D "arm,armv8"; + enable-method =3D "psci"; + reg =3D <0x0 0x800>; + device_type =3D "cpu"; + capacity-dmips-mhz =3D <1024>; + }; + + CPU9: cpu9@900 { + compatible =3D "arm,armv8"; + enable-method =3D "psci"; + reg =3D <0x0 0x900>; + device_type =3D "cpu"; + capacity-dmips-mhz =3D <1024>; + }; + + CPU10: cpu10@a00 { + compatible =3D "arm,armv8"; + enable-method =3D "psci"; + reg =3D <0x0 0xa00>; + device_type =3D "cpu"; + capacity-dmips-mhz =3D <1024>; + }; + + CPU11: cpu11@b00 { + compatible =3D "arm,armv8"; + enable-method =3D "psci"; + reg =3D <0x0 0xb00>; + device_type =3D "cpu"; + capacity-dmips-mhz =3D <1024>; + }; + }; + + arch_timer: timer { + compatible =3D "arm,armv8-timer"; + interrupts =3D , + , + , + ; + clock-frequency =3D <1000000000>; + interrupt-parent =3D <&gic>; + arm,no-tick-in-suspend; + }; + + memory@80000000 { + #address-cells =3D <2>; + #size-cells =3D <2>; + device_type =3D "memory"; + reg =3D <0x00000000 0x80000000 0x1 0x00000000>; + }; + + psci { + compatible =3D "arm,psci-1.0"; + method =3D "smc"; + }; + + pmu: pmu { + compatible =3D "arm,armv8-pmuv3"; + interrupts =3D ; + interrupt-parent =3D <&gic>; + status =3D "okay"; + }; + + pmu_spe: pmu_spe { + compatible =3D "arm,statistical-profiling-extension-v1"; + interrupts =3D ; + interrupt-parent =3D <&gic>; + status =3D "okay"; + }; + + reserved-memory { + #address-cells =3D <2>; + #size-cells =3D <2>; + ranges; + + linux,cma { + compatible =3D "shared-dma-pool"; + reusable; + size =3D <0x0 0x28000000>; + linux,cma-default; + }; + + }; + + sky1_fixed_clocks: fixed-clocks { + uartclk: uartclk { + compatible =3D "fixed-clock"; + #clock-cells =3D <0>; + clock-frequency =3D <100000000>; + clock-output-names =3D "uartclk"; + }; + + uart_apb_pclk: uart_apb_pclk { + compatible =3D "fixed-clock"; + #clock-cells =3D <0>; + clock-frequency =3D <200000000>; + clock-output-names =3D "apb_pclk"; + }; + }; + + soc@0 { + compatible =3D "simple-bus"; + #address-cells =3D <2>; + #size-cells =3D <2>; + ranges; + dma-ranges; + + uart2: uart@040d0000 { + compatible =3D "arm,pl011", "arm,primecell"; + reg =3D <0x0 0x040d0000 0x0 0x1000>; + interrupts =3D ; + clock-names =3D "uartclk", "apb_pclk"; + clocks =3D <&uartclk>, <&uart_apb_pclk>; + status =3D "disabled"; + }; + + gic: interrupt-controller@0e001000 { + compatible =3D "arm,gic-v3"; + #address-cells =3D <2>; + #interrupt-cells =3D <3>; + #size-cells =3D <2>; + ranges; + interrupt-controller; + #redistributor-regions =3D <1>; + reg =3D <0x0 0x0e010000 0 0x10000>, /* GICD */ + <0x0 0x0e090000 0 0x300000>; /* GICR * 12 */ + redistributor-stride =3D <0x40000>; + interrupts =3D ; + interrupt-parent =3D <&gic>; + + its_pcie: its@e050000 { + compatible =3D "arm,gic-v3-its"; + msi-controller; + reg =3D <0x0 0x0e050000 0x0 0x30000>; + }; + }; + }; +}; --=20 2.25.1