linux-kernel - Re: [PATCH v3 1/3] dt-bindings: hwlock: Adding brcmstb-hwspinlock support

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Message-ID: <CAKekbeuDux1oOOOKK8Pq-jYRzScCDOEXw1w=JBodaUQ4PU2=cA@mail.gmail.com>
Date: Tue, 14 Oct 2025 11:40:08 -0400
From: Kamal Dasu <kamal.dasu@...adcom.com>
To: Krzysztof Kozlowski <krzk@...nel.org>
Cc: peng.fan@....nxp.com, andersson@...nel.org, baolin.wang@...ux.alibaba.com, 
	robh@...nel.org, krzk+dt@...nel.org, conor+dt@...nel.org, 
	florian.fainelli@...adcom.com, bcm-kernel-feedback-list@...adcom.com, 
	linux-remoteproc@...r.kernel.org, devicetree@...r.kernel.org, 
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/3] dt-bindings: hwlock: Adding brcmstb-hwspinlock support

On Thu, Oct 9, 2025 at 10:00 PM Krzysztof Kozlowski <krzk@...nel.org> wrote:
>
> On 09/10/2025 23:20, Kamal Dasu wrote:
> > The broadcom settop SoCs have hardware semaphores as part of "sundry"
> > IP block which has other controls that do not belong anywhere else.
> > e.g. pin/mux controls, SoC identification, drive strength, reset controls,
> > and other misc bits are part of this block.
>
> This does not explain why this has to be a separate block. Rob comment
> stays valid - this belongs to parent node.
>

We do not have a separate parent node where this will fit in. We have
the DWORD aligned  register defined here as organized in the SUNDRY
block.

> Best regards,
> Krzysztof

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