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

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Message-ID: <171561011347.2545021.3034844776042580743.robh@kernel.org>
Date: Mon, 13 May 2024 09:22:09 -0500
From: "Rob Herring (Arm)" <robh@...nel.org>
To: Christian Marangi <ansuelsmth@...il.com>
Cc: Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
	linux-kernel@...r.kernel.org, Hauke Mehrtens <hauke@...ke-m.de>,
	Conor Dooley <conor+dt@...nel.org>, linux-mips@...r.kernel.org,
	Conor Dooley <conor.dooley@...rochip.com>,
	Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>,
	Rafał Miłecki <zajec5@...il.com>,
	Florian Fainelli <florian.fainelli@...adcom.com>,
	devicetree@...r.kernel.org,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Subject: Re: [PATCH v5 2/4] dt-bindings: mips: brcm: Document
 brcm,bmips-cbr-reg property


On Sat, 11 May 2024 15:03:46 +0200, 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>
> ---
>  .../devicetree/bindings/mips/brcm/soc.yaml    | 24 +++++++++++++++++++
>  1 file changed, 24 insertions(+)
> 

Reviewed-by: Rob Herring (Arm) <robh@...nel.org>