From: Maxime Chevallier <maxime.chevallier@bootlin.com>
To: "Russell King (Oracle)" <linux@armlinux.org.uk>
Cc: Andrew Lunn <andrew@lunn.ch>,
Heiner Kallweit <hkallweit1@gmail.com>,
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Yu-Chun Lin <eleanor15x@gmail.com>
Subject: Re: [PATCH RFC net-next 0/9] net: stmmac: experimental PCS conversion
Date: Fri, 3 Oct 2025 15:24:32 +0200 [thread overview]
Message-ID: <67535617-92fc-44d4-ba2b-060d0408a5e7@bootlin.com> (raw)
In-Reply-To: <aNVENwSF4I3hyP4q@shell.armlinux.org.uk>
Hi Russell,
> Thanks for the offer of testing.
>
> Do you know how the stmmac core has been synthesized as far as the
> MII interface from it?
>
> If not, if it's using gmac1000, possibly later cores as well, then
> DMA_HW_FEATURE (or FEATURE0) bits 30:28 should give that information.
> I'd guess GMII, so probably contains 0. The driver doesn't actually
> use these, or even look at them.
When synthesized with Lynx, this reads 0 indeed. On my device there are
2 instances of socfpga, the other instance doesn't include Lynx and uses
RGMII, so in that case bits 30:28 read 1.
I hope that helps :)
Maxime
prev parent reply other threads:[~2025-10-03 13:25 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-24 18:17 [PATCH RFC net-next 0/9] net: stmmac: experimental PCS conversion Russell King (Oracle)
2025-09-24 18:19 ` [PATCH RFC net-next 1/9] net: stmmac: remove broken PCS code Russell King (Oracle)
2025-09-24 18:19 ` [PATCH RFC net-next 2/9] net: stmmac: remove xstats.pcs_* members Russell King (Oracle)
2025-09-24 18:19 ` [PATCH RFC net-next 3/9] net: stmmac: remove SGMII/RGMII/SMII interrupt handling Russell King (Oracle)
2025-09-24 18:19 ` [PATCH RFC net-next 4/9] net: stmmac: remove PCS "mode" pause handling Russell King (Oracle)
2025-09-24 18:20 ` [PATCH RFC net-next 5/9] net: stmmac: remove unused PCS loopback support Russell King (Oracle)
2025-09-24 18:20 ` [PATCH RFC net-next 6/9] net: stmmac: remove hw->ps xxx_core_init() hardware setup Russell King (Oracle)
2025-09-24 18:20 ` [PATCH RFC net-next 7/9] net: stmmac: hw->ps becomes hw->reverse_sgmii_enable Russell King (Oracle)
2025-09-24 18:20 ` [PATCH RFC net-next 8/9] net: stmmac: only call stmmac_pcs_ctrl_ane() for integrated SGMII PCS Russell King (Oracle)
2025-09-24 18:20 ` [PATCH RFC net-next 9/9] net: stmmac: convert to phylink PCS support Russell King (Oracle)
2025-09-24 19:13 ` [PATCH RFC net-next 0/9] net: stmmac: experimental PCS conversion Jacob Keller
2025-09-24 19:30 ` Russell King (Oracle)
2025-09-25 11:56 ` Maxime Chevallier
2025-09-25 13:31 ` Russell King (Oracle)
2025-10-03 13:24 ` Maxime Chevallier [this message]
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