linux-kernel - Re: [PATCH] arm64: dts: socfpga: stratix10_swvp: remove invalid sysmgr properties

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Message-ID: <a4f38646-df2b-4f58-afc6-399e58b29c9f@kernel.org>
Date: Fri, 10 Jan 2025 13:56:31 +0100
From: Krzysztof Kozlowski <krzk@...nel.org>
To: "Rabara, Niravkumar L" <niravkumar.l.rabara@...el.com>,
 Dinh Nguyen <dinguyen@...nel.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>,
 "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
 "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Cc: lkp <lkp@...el.com>
Subject: Re: [PATCH] arm64: dts: socfpga: stratix10_swvp: remove invalid
 sysmgr properties

On 10/01/2025 13:39, Rabara, Niravkumar L wrote:
>>>  &sysmgr {
>>>  	reg = <0xffd12000 0x1000>;
>>> -	interrupts = <0x0 0x10 0x4>;
>>
>> Is this correct? Some background would be useful.
> 
> stratix10_swvp.dts is for legacy Stratix10 SW Virtual Platform.
> The socfpga system manager dt binding does not include "interrupt" property
> and the existing socfpga board files does not use it for sysmgr.
> (e.g. Cyclon5/Arria10/stratix10/Agilex)
> 
> Socfpga system manager drivers (altera-sysmgr.c/socfpga.c) also does not use
> interrupt property.
> The stratix10_swvp.dts has this property since beginning(unused) but 
> dtbs_check warning only appeared recently when I convert system manger binding
> from txt to yaml.
All this I deduced from the change, but it still not answer about hardware.

Best regards,
Krzysztof