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From: Andrew Lunn <andrew@lunn.ch>
To: jan.petrous@oss.nxp.com
Cc: "Ciprian Marian Costea" <ciprianmarian.costea@oss.nxp.com>,
	"NXP S32 Linux Team" <s32@nxp.com>,
	"Vinod Koul" <vkoul@kernel.org>,
	"Neil Armstrong" <neil.armstrong@linaro.org>,
	"Manivannan Sadhasivam" <mani@kernel.org>,
	"Rob Herring" <robh@kernel.org>,
	"Krzysztof Kozlowski" <krzk+dt@kernel.org>,
	"Conor Dooley" <conor+dt@kernel.org>,
	"Ghennadi Procopciuc" <ghennadi.procopciuc@nxp.com>,
	"Andrew Lunn" <andrew+netdev@lunn.ch>,
	"David S. Miller" <davem@davemloft.net>,
	"Eric Dumazet" <edumazet@google.com>,
	"Jakub Kicinski" <kuba@kernel.org>,
	"Paolo Abeni" <pabeni@redhat.com>,
	"Geert Uytterhoeven" <geert+renesas@glider.be>,
	"Magnus Damm" <magnus.damm@gmail.com>,
	"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
	"Krzysztof Wilczyński" <kwilczynski@kernel.org>,
	"Bjorn Helgaas" <bhelgaas@google.com>,
	"Bogdan Hamciuc" <bogdan.hamciuc@nxp.com>,
	"Ionut Vicovan" <ionut.vicovan@nxp.com>,
	"Heiner Kallweit" <hkallweit1@gmail.com>,
	"Russell King" <linux@armlinux.org.uk>,
	"Clark Wang" <xiaoning.wang@nxp.com>,
	"Philipp Zabel" <p.zabel@pengutronix.de>,
	"Maxime Chevallier" <maxime.chevallier@bootlin.com>,
	"Maxime Coquelin" <mcoquelin.stm32@gmail.com>,
	"Alexandre Torgue" <alexandre.torgue@foss.st.com>,
	"Chester Lin" <chester62515@gmail.com>,
	"Matthias Brugger" <mbrugger@suse.com>,
	"Ghennadi Procopciuc" <ghennadi.procopciuc@oss.nxp.com>,
	"Frank Li" <Frank.Li@nxp.com>,
	"Sascha Hauer" <s.hauer@pengutronix.de>,
	"Pengutronix Kernel Team" <kernel@pengutronix.de>,
	"Fabio Estevam" <festevam@gmail.com>,
	"Richard Cochran" <richardcochran@gmail.com>,
	linux-arm-kernel@lists.infradead.org,
	linux-phy@lists.infradead.org, netdev@vger.kernel.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-renesas-soc@vger.kernel.org, imx@lists.linux.dev,
	linux-pci@vger.kernel.org,
	linux-stm32@st-md-mailman.stormreply.com,
	"Vincent Guittot" <vincent.guittot@linaro.org>,
	"Alexandru-Catalin Ionita" <alexandru-catalin.ionita@nxp.com>,
	"Bogdan Roman" <bogdan-gabriel.roman@nxp.com>
Subject: Re: [PATCH RFC v3 05/12] net: pcs: Add NXP S32G XPCS driver
Date: Sun, 20 Sep 2026 19:07:23 +0200	[thread overview]
Message-ID: <c2c4dbc4-e6b4-47a0-9852-d116c6d21f89@lunn.ch> (raw)
In-Reply-To: <20260919-s32g_serdes-v3-5-9d68868c1e89@oss.nxp.com>

> +#define SR_MII_CTRL				0x1f0000

This is 0x1f0000 + MII_BMCR

> +#define   SS13					BIT(13)

#define BMCR_SPEED100           0x2000  /* Select 100Mbps              */

> +#define   AN_ENABLE				BIT(12)

#define BMCR_ANENABLE           0x1000  /* Enable auto negotiation     */

> +#define   RESTART_AN				BIT(9)

#define BMCR_ANRESTART          0x0200  /* Auto negotiation restart    */

> +#define   DUPLEX_MODE				BIT(8)

#define BMCR_FULLDPLX           0x0100  /* Full duplex                 */

> +#define   SS6					BIT(6)

#define BMCR_SPEED1000          0x0040  /* MSB of Speed (1000)         */

> +#define SR_MII_STS				0x1f0001

This is 0x1f0000 + MII_BMSR

> +#define   LINK_STS				BIT(2)

#define BMSR_LSTATUS            0x0004  /* Link status                 */

Please go through all these register definitions and throw out all the
ones which follow 801.3 and use the values from include/uapi/linux/mii.h

    Andrew

---
pw-bot: cr


      parent reply	other threads:[~2026-09-20 17:07 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20260919-s32g_serdes-v3-0-9d68868c1e89@oss.nxp.com>
2026-09-19  6:54 ` [PATCH RFC v3 01/12] dt-bindings: phy: Add NXP S32G SerDes subsystem Jan Petrous via B4 Relay
2026-09-19  6:54 ` [PATCH RFC v3 02/12] dt-bindings: net: nxp,s32-dwmac: Document pcs-handle Jan Petrous via B4 Relay
2026-09-19  6:54 ` [PATCH RFC v3 03/12] dt-bindings: PCI: nxp,s32g-pcie: Fix SerDes PHY phandle in example Jan Petrous via B4 Relay
2026-09-19  6:54 ` [PATCH RFC v3 04/12] net: pcs: add NXP SerDes XPCS shared core Jan Petrous via B4 Relay
2026-09-19 15:31   ` Maxime Chevallier
2026-09-19 16:31     ` Coia Prant
2026-09-20 18:39   ` Andrew Lunn
2026-09-19  6:54 ` [PATCH RFC v3 07/12] net: stmmac: dwmac-s32: Add SGMII support Jan Petrous via B4 Relay
2026-09-19 12:04   ` Maxime Chevallier
2026-09-19  6:54 ` [PATCH RFC v3 08/12] MAINTAINERS: Add NXP S32G SerDes and SerDes xPCS core entries Jan Petrous via B4 Relay
2026-09-19  6:54 ` [PATCH RFC v3 09/12] arm64: dts: s32g: Add SCMI reset controller Jan Petrous via B4 Relay
2026-09-19  6:54 ` [PATCH RFC v3 10/12] arm64: dts: s32g: Add SerDes controller nodes Jan Petrous via B4 Relay
2026-09-19  6:54 ` [PATCH RFC v3 11/12] arm64: dts: s32g: Add PCIe " Jan Petrous via B4 Relay
2026-09-19  6:54 ` [PATCH RFC v3 12/12] arm64: dts: s32g: Add S32G3-RDB3 SerDes routing variants Jan Petrous via B4 Relay
     [not found] ` <20260919-s32g_serdes-v3-5-9d68868c1e89@oss.nxp.com>
2026-09-20 17:07   ` Andrew Lunn [this message]

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