linux-kernel - Re: [PATCH] dt-bindings: interrupt-controller: aspeed: Refine AST2700 binding description and example

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Message-ID: <57c0d48d-1484-45df-a99d-11388b6efdb1@kernel.org>
Date: Mon, 14 Jul 2025 10:23:21 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Ryan Chen <ryan_chen@...eedtech.com>, Thomas Gleixner
 <tglx@...utronix.de>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Joel Stanley <joel@....id.au>,
 Andrew Jeffery <andrew@...econstruct.com.au>,
 Kevin Chen <kevin_chen@...eedtech.com>,
 "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
 "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
 "linux-arm-kernel@...ts.infradead.org"
 <linux-arm-kernel@...ts.infradead.org>,
 "linux-aspeed@...ts.ozlabs.org" <linux-aspeed@...ts.ozlabs.org>
Subject: Re: [PATCH] dt-bindings: interrupt-controller: aspeed: Refine AST2700
 binding description and example

On 14/07/2025 09:36, Ryan Chen wrote:
>> Subject: Re: [PATCH] dt-bindings: interrupt-controller: aspeed: Refine AST2700
>> binding description and example
>>
>> On 14/07/2025 09:17, Ryan Chen wrote:
>>> - Update block diagram for better readability and accuracy.
>>> - Clarify the relationship and function of INTC0, INTC1, and the GIC.
>>> - Documentation and example refine.
>>>
>>> This enhances the documentation quality and helps developers
>>> understand the interrupt controller hierarchy and usage.
>>
>> Changing ABI (compatibles) is not enhancing quality and is not explained here.
>>
> Sorry, I would add following in description.
> - add 'aspeed,ast2700-intc0' and 'aspeed,ast2700-intc1' compatible strings
> for parent interrupt controller nodes, in addition to the existing
> 'aspeed,ast2700-intc-ic' for child nodes.
> 

It does not say why is this needed in the first place...

Best regards,
Krzysztof