netdev - Re: [PATCH net-next v4 1/2] dt-bindings: arm: mediatek: add mediatek,boottrap binding

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Message-ID: <55f8ac31-d81d-43de-8877-6a7fac2d37b4@lunn.ch>
Date: Thu, 11 May 2023 17:53:47 +0200
From: Andrew Lunn <andrew@...n.ch>
To: Daniel Golle <daniel@...rotopia.org>
Cc: devicetree@...r.kernel.org, netdev@...r.kernel.org,
	linux-mediatek@...ts.infradead.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Rob Herring <robh+dt@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Heiner Kallweit <hkallweit1@...il.com>,
	Russell King <linux@...linux.org.uk>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
	Qingfang Deng <dqfext@...il.com>,
	SkyLake Huang <SkyLake.Huang@...iatek.com>,
	Simon Horman <simon.horman@...igine.com>
Subject: Re: [PATCH net-next v4 1/2] dt-bindings: arm: mediatek: add
 mediatek,boottrap binding

On Thu, May 11, 2023 at 04:10:20PM +0200, Daniel Golle wrote:
> The boottrap is used to read implementation details from the SoC, such
> as the polarity of LED pins. Add bindings for it as we are going to use
> it for the LEDs connected to MediaTek built-in 1GE PHYs.

What exactly is it? Fuses? Is it memory mapped, or does it need a
driver to access it? How is it shared between its different users?

Thank
	Andrew