netdev - Re: [PATCH v5 2/2] net: phy: motorcomm: Add pad drive strength cfg support

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Date: Thu, 20 Jul 2023 18:01:19 +0200
From: Andrew Lunn <andrew@...n.ch>
To: Samin Guo <samin.guo@...rfivetech.com>
Cc: linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
	netdev@...r.kernel.org, Peter Geis <pgwipeout@...il.com>,
	Frank <Frank.Sae@...or-comm.com>,
	"David S . Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Rob Herring <robh+dt@...nel.org>, Conor Dooley <conor@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Heiner Kallweit <hkallweit1@...il.com>,
	Russell King <linux@...linux.org.uk>,
	Yanhong Wang <yanhong.wang@...rfivetech.com>
Subject: Re: [PATCH v5 2/2] net: phy: motorcomm: Add pad drive strength cfg
 support

On Thu, Jul 20, 2023 at 07:15:09PM +0800, Samin Guo wrote:
> The motorcomm phy (YT8531) supports the ability to adjust the drive
> strength of the rx_clk/rx_data, and the default strength may not be
> suitable for all boards. So add configurable options to better match
> the boards.(e.g. StarFive VisionFive 2)
> 
> When we configure the drive strength, we need to read the current
> LDO voltage value to ensure that it is a legal value at that LDO
> voltage.
> 
> Reviewed-by: Hal Feng <hal.feng@...rfivetech.com>
> Signed-off-by: Samin Guo <samin.guo@...rfivetech.com>

Reviewed-by: Andrew Lunn <andrew@...n.ch>

    Andrew