From: "Russell King (Oracle)" <linux@armlinux.org.uk>
To: "Kamil Horák - 2N" <kamilh@axis.com>
Cc: florian.fainelli@broadcom.com,
bcm-kernel-feedback-list@broadcom.com, andrew@lunn.ch,
hkallweit1@gmail.com, davem@davemloft.net, edumazet@google.com,
kuba@kernel.org, pabeni@redhat.com, krzk+dt@kernel.org,
conor+dt@kernel.org, netdev@vger.kernel.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
f.fainelli@gmail.com, robh@kernel.org, andrew+netdev@lunn.ch
Subject: Re: [PATCH net v2 1/4] net: phy: MII-Lite PHY interface mode
Date: Fri, 27 Jun 2025 14:06:58 +0100 [thread overview]
Message-ID: <aF6Xch-qv-3zzMja@shell.armlinux.org.uk> (raw)
In-Reply-To: <20250627112306.1191223-2-kamilh@axis.com>
On Fri, Jun 27, 2025 at 01:23:03PM +0200, Kamil Horák - 2N wrote:
> Some Broadcom PHYs are capable to operate in simplified MII mode,
> without TXER, RXER, CRS and COL signals as defined for the MII.
> The MII-Lite mode can be used on most Ethernet controllers with full
> MII interface by just leaving the input signals (RXER, CRS, COL)
> inactive. The absence of COL signal makes half-duplex link modes
> impossible but does not interfere with BroadR-Reach link modes on
> Broadcom PHYs, because they are all full-duplex only.
>
> Add MII-Lite interface mode, especially for Broadcom two-wire PHYs.
>
> Signed-off-by: Kamil Horák - 2N <kamilh@axis.com>
Very sorry, but in the last review, I missed that you aren't updating
the description of interfaces in Documentation/networking/phy.rst
Please see the section "PHY interface modes".
Thanks.
--
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
FTTP is here! 80Mbps down 10Mbps up. Decent connectivity at last!
next prev parent reply other threads:[~2025-06-27 13:07 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-27 11:23 [PATCH net v2 0/4] net: phy: bcm54811: Fix the PHY initialization Kamil Horák - 2N
2025-06-27 11:23 ` [PATCH net v2 1/4] net: phy: MII-Lite PHY interface mode Kamil Horák - 2N
2025-06-27 13:06 ` Russell King (Oracle) [this message]
2025-06-27 14:21 ` Kamil Horák (2N)
2025-06-27 11:23 ` [PATCH net v2 2/4] dt-bindings: ethernet-phy: add MII-Lite phy interface type Kamil Horák - 2N
2025-06-27 11:23 ` [PATCH net v2 3/4] net: phy: bcm5481x: MII-Lite activation Kamil Horák - 2N
2025-06-27 11:23 ` [PATCH net v2 4/4] net: phy: bcm54811: Fix the PHY initialization Kamil Horák - 2N
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