linux-kernel - Re: [PATCH v5 2/4] dt-bindings: mips: brcm: Document brcm,bmips-cbr-reg property

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Message-ID: <2ca65ebd-7b85-4bc2-8137-692991102774@broadcom.com>
Date: Mon, 13 May 2024 08:25:03 -0700
From: Florian Fainelli <florian.fainelli@...adcom.com>
To: Christian Marangi <ansuelsmth@...il.com>,
 Hauke Mehrtens <hauke@...ke-m.de>, Rafał Miłecki
 <zajec5@...il.com>, Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
 Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Conor Dooley <conor+dt@...nel.org>,
 Broadcom internal kernel review list
 <bcm-kernel-feedback-list@...adcom.com>, linux-mips@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Cc: Conor Dooley <conor.dooley@...rochip.com>
Subject: Re: [PATCH v5 2/4] dt-bindings: mips: brcm: Document
 brcm,bmips-cbr-reg property



On 5/11/2024 6:03 AM, Christian Marangi wrote:
> Document brcm,bmips-cbr-reg property.
> 
> Some SoC suffer from a BUG where CBR(Core Base Register)
> address might be badly or never initialized by the Bootloader
> or reading it from co-processor registers, if the system boots
> from secondary CPU, results in invalid address.
> 
> The CBR address is always the same on the SoC.
> 
> Usage of this property is to give an address also in these broken
> configuration/bootloader.
> 
> Signed-off-by: Christian Marangi <ansuelsmth@...il.com>
> Acked-by: Conor Dooley <conor.dooley@...rochip.com>

Acked-by: Florian Fainelli <florian.fainelli@...adcom.com>
-- 
Florian

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