linux-kernel - Re: [PATCH v8 15/15] arm64: dts: cix: Enable PCIe on the Orion O6 board

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <2gc5kikpaljgfkh3zeikvbtgttdbaejrhn7gjc35q4ih67eeje@o7bjvmt3o26n>
Date: Sat, 30 Aug 2025 19:03:37 +0530
From: Manivannan Sadhasivam <mani@...nel.org>
To: hans.zhang@...tech.com
Cc: bhelgaas@...gle.com, lpieralisi@...nel.org, kw@...ux.com, 
	robh@...nel.org, kwilczynski@...nel.org, krzk+dt@...nel.org, conor+dt@...nel.org, 
	mpillai@...ence.com, fugang.duan@...tech.com, guoyin.chen@...tech.com, 
	peter.chen@...tech.com, cix-kernel-upstream@...tech.com, linux-pci@...r.kernel.org, 
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v8 15/15] arm64: dts: cix: Enable PCIe on the Orion O6
 board

On Tue, Aug 19, 2025 at 07:52:39PM GMT, hans.zhang@...tech.com wrote:
> From: Hans Zhang <hans.zhang@...tech.com>
> 
> Add PCIe RC support on Orion O6 board.
> 

So with this patch (and dependencies), the endpoints are detected and usable?
Any limitation with not supporting the GPIO and pinctrl should be documented in
the description.

- Mani

> Signed-off-by: Hans Zhang <hans.zhang@...tech.com>
> ---
> Dear Krzysztof,
> 
> Due to the fact that the GPIO, PINCTRL and other modules of our platform are
> not yet ready for upstream. Attributes that PCIe depends on, such as reset-gpios
> and pinctrl*, have not been added for the time being. It will be added gradually
> in the future.
> 
> The following are Arnd's previous comments. We can go to upsteam separately.
> https://lore.kernel.org/all/422deb4d-db29-48c1-b0c9-7915951df500@app.fastmail.com/
> ---
>  arch/arm64/boot/dts/cix/sky1-orion-o6.dts | 20 ++++++++++++++++++++
>  1 file changed, 20 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/cix/sky1-orion-o6.dts b/arch/arm64/boot/dts/cix/sky1-orion-o6.dts
> index d74964d53c3b..be3ec4f5d11e 100644
> --- a/arch/arm64/boot/dts/cix/sky1-orion-o6.dts
> +++ b/arch/arm64/boot/dts/cix/sky1-orion-o6.dts
> @@ -34,6 +34,26 @@ linux,cma {
>  
>  };
>  
> +&pcie_x8_rc {
> +	status = "okay";
> +};
> +
> +&pcie_x4_rc {
> +	status = "okay";
> +};
> +
> +&pcie_x2_rc {
> +	status = "okay";
> +};
> +
> +&pcie_x1_0_rc {
> +	status = "okay";
> +};
> +
> +&pcie_x1_1_rc {
> +	status = "okay";
> +};
> +
>  &uart2 {
>  	status = "okay";
>  };
> -- 
> 2.49.0
> 

-- 
மணிவண்ணன் சதாசிவம்