From: Andrew Lunn <andrew@lunn.ch>
To: Wong Vee Khee <vee.khee.wong@linux.intel.com>
Cc: Heiner Kallweit <hkallweit1@gmail.com>,
Russell King <linux@armlinux.org.uk>,
"David S . Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>,
linux-kernel@vger.kernel.org, netdev@vger.kernel.org
Subject: Re: [PATCH net-next 1/1] net: phy: probe for C45 PHYs that return PHY ID of zero in C22 space
Date: Thu, 10 Jun 2021 06:05:56 +0200 [thread overview]
Message-ID: <YMGPpIH0OXNS9TuA@lunn.ch> (raw)
In-Reply-To: <20210607023645.2958840-1-vee.khee.wong@linux.intel.com>
On Mon, Jun 07, 2021 at 10:36:45AM +0800, Wong Vee Khee wrote:
> PHY devices such as the Marvell Alaska 88E2110 does not return a valid
> PHY ID when probed using Clause-22. The current implementation treats
> PHY ID of zero as a non-error and valid PHY ID, and causing the PHY
> device failed to bind to the Marvell driver.
>
> For such devices, we do an additional probe in the Clause-45 space,
> if a valid PHY ID is returned, we then proceed to attach the PHY
> device to the matching PHY ID driver.
>
> Signed-off-by: Wong Vee Khee <vee.khee.wong@linux.intel.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Andrew
next prev parent reply other threads:[~2021-06-10 4:06 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-07 2:36 [PATCH net-next 1/1] net: phy: probe for C45 PHYs that return PHY ID of zero in C22 space Wong Vee Khee
2021-06-10 4:05 ` Andrew Lunn [this message]
2021-06-10 20:40 ` patchwork-bot+netdevbpf
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