netdev - Re: [PATCH net-next v2] net: phy: mediatek-ge-soc: support PHY LEDs

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Date: Sun, 13 Aug 2023 20:51:53 +0200
From: Andrew Lunn <andrew@...n.ch>
To: Daniel Golle <daniel@...rotopia.org>
Cc: Qingfang Deng <dqfext@...il.com>,
	SkyLake Huang <SkyLake.Huang@...iatek.com>,
	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>,
	Matthias Brugger <matthias.bgg@...il.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH net-next v2] net: phy: mediatek-ge-soc: support PHY LEDs

On Sun, Aug 13, 2023 at 06:17:11PM +0100, Daniel Golle wrote:
> Hi Andrew,
> 
> thank you for reviewing my patch!
> 
> On Sun, Aug 13, 2023 at 07:03:21PM +0200, Andrew Lunn wrote:
> > Hi Daniel
> > 
> > > This requires syscon phandle 'mediatek,pio' present in parenting MDIO bus
> > > which should point to the syscon holding the boottrap register.
> > 
> > If i'm reading the code correct, if this property is missing, the PHY
> > will fail to probe? Since this was never a mandatory property, it
> > looks like this will break old DT blobs?
> 
> As the for-upstream-Linux dtsi for the MediaTek MT7988 SoC is still in
> the making there aren't any existing DT blobs we'd want to be compatible
> with at this point.

Ah. O.K. If there is need for a respin, please add that to the commit
message.

	Andrew