linux-kernel - Re: [PATCH v4 0/6] arm64: Introduce CIX P1 (SKY1) SoC

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Message-ID: <Z9d9D2X8V5A8Na3e@nchen-desktop>
Date: Mon, 17 Mar 2025 09:38:23 +0800
From: Peter Chen <peter.chen@...tech.com>
To: <arnd@...db.de>
Cc: <linux-arm-kernel@...ts.infradead.org>, <devicetree@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <cix-kernel-upstream@...tech.com>,
	<marcin@...zkiewicz.com.pl>, <robh@...nel.org>,
	<krzk+dt@...nel.org>, <conor+dt@...nel.org>,
	<catalin.marinas@....com>, <will@...nel.org>
Subject: Re: [PATCH v4 0/6] arm64: Introduce CIX P1 (SKY1) SoC

On 25-03-11 09:02:29, Peter Chen wrote:
> On 25-03-05 13:38:17, Peter Chen wrote:
> > Cixtech P1 (internal name sky1) is high performance generic Armv9 SoC.
> > Orion O6 is the world's first open source Arm V9 Motherboard built by
> > Radxa. You could find brief introduction for SoC and related boards at:
> > https://radxa.com/products/orion/o6#overview
> > 
> > In this series, we add initial SoC and board support for Kernel building.
> > Patch 1-2: Add dt-binding doc for CIX and its sky1 SoC
> > Patch 3: add related maintainers entry
> > Patch 4-5: add Arm64 build support
> > Patch 6: add initial dts support for SoC and Orion O6 board
> > 
> > To run upstream kernel at Orion O6 board, you need to use BIOS
> > released by Radxa:
> > https://docs.radxa.com/en/orion/o6/bios/install-bios
> > 
> > Changes for v4:
> > - Move add MAINTAINERS entry patch to the last, and add two dts files entry in it. 
> > - Add three Krzysztof Kozlowski's Reviewed-by Tags
> > - For sky1.dtsi, makes below changes:
> > 	- Add ppi-partition entry for gic-v3 node, and let pmu-a520 and pmu-a720's interrupt entry
> > 	get its handle
> > 	- Remove gic-v3's #redistributor-regions and redistributor-stride properties
> > 	- Change gic-v3's #interrupt-cells as 4, and change all interrupt specifiers accordingly
> > 	- Remove "arm,no-tick-in-suspend" for timer due to global counter is at always-on power domain
> > 	- Remove timer's clock frequency due to firmware has already set it
> 
> Hi Arnd,
> 
> I assume this series (all patches) will go your tree, right?
> 

A gentle ping, thanks.

Peter

> Peter
> 
> > 
> > Changes for v3:
> > - Patch 1: Add Krzysztof Kozlowski's Acked-by Tag
> > - Patch 2: Add Krzysztof Kozlowski's Reviewed-by Tag
> > - Patch 6: Fix two dts coding sytle issues
> > 
> > Changes for v2:
> > - Pass dts build check with below commands:
> > make O=$OUTKNL dt_binding_check DT_SCHEMA_FILES=vendor-prefixes.yaml
> > make O=$OUTKNL dt_binding_check DT_SCHEMA_FILES=arm/cix.yaml
> > make O=$OUTKNL CHECK_DTBS=y W=1 cix/sky1-orion-o6.dtb
> > - Re-order the patch set, and move vendor-perfixes to the 1st patch.
> > - Patch 4: Ordered Kconfig config entry by alpha-numerically
> > - Patch 5: Corrects the Ack tag's name
> > - Patch 6: see below.
> > 1) Corrects the SoF tag's name
> > 2) Fix several coding sytle issues
> > 3) move linux,cma node to dts file
> > 4) delete memory node, memory size is passed by firmware
> > 5) delete uart2 node which will be added in future patches
> > 6) Improve for pmu and cpu node to stands for more specific cpu model
> > 7) Improve the timer node and add hypervisor virtual timer irq
> > 
> > Fugang Duan (1):
> >   arm64: Kconfig: add ARCH_CIX for cix silicons
> > 
> > Peter Chen (5):
> >   dt-bindings: vendor-prefixes: Add CIX Technology Group Co., Ltd.
> >   dt-bindings: arm: add CIX P1 (SKY1) SoC
> >   arm64: defconfig: Enable CIX SoC
> >   arm64: dts: cix: add initial CIX P1(SKY1) dts support
> >   MAINTAINERS: Add CIX SoC maintainer entry
> > 
> >  .../devicetree/bindings/arm/cix.yaml          |  26 ++
> >  .../devicetree/bindings/vendor-prefixes.yaml  |   2 +
> >  MAINTAINERS                                   |  10 +
> >  arch/arm64/Kconfig.platforms                  |   6 +
> >  arch/arm64/boot/dts/Makefile                  |   1 +
> >  arch/arm64/boot/dts/cix/Makefile              |   2 +
> >  arch/arm64/boot/dts/cix/sky1-orion-o6.dts     |  26 ++
> >  arch/arm64/boot/dts/cix/sky1.dtsi             | 222 ++++++++++++++++++
> >  arch/arm64/configs/defconfig                  |   1 +
> >  9 files changed, 296 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/arm/cix.yaml
> >  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
> > 
> > -- 
> > 2.25.1
> > 
> 
> -- 
> 
> Best regards,
> Peter

-- 

Best regards,
Peter