linux-kernel - [PATCH 0/4] Serdes: s32g: Add support for serdes subsystem

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Message-ID: <20260126092159.815968-1-vincent.guittot@linaro.org>
Date: Mon, 26 Jan 2026 10:21:55 +0100
From: Vincent Guittot <vincent.guittot@...aro.org>
To: vkoul@...nel.org,
	neil.armstrong@...aro.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	ciprianmarian.costea@....nxp.com,
	s32@....com,
	p.zabel@...gutronix.de,
	linux@...linux.org.uk,
	ghennadi.procopciuc@....com,
	bogdan-gabriel.roman@....com,
	Ionut.Vicovan@....com,
	alexandru-catalin.ionita@....com,
	linux-phy@...ts.infradead.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	netdev@...r.kernel.org
Cc: Frank.li@....com
Subject: [PATCH 0/4] Serdes: s32g: Add support for serdes subsystem

s32g SoC family includes 2 serdes subsystems which are made of one PCIe
controller, 2 XPCS and a shared Phy. The Phy got 2 lanes that can be
configured to output PCIe lanes and/or SGMII.
    
Implement PCIe phy and XPCS support.
    
Vincent Guittot (4):
  dt-bindings: serdes: s32g: Add NXP serdes subsystem
  phy: s32g: Add serdes subsystem phy
  phy: s32g: Add serdes xpcs subsystem
  MAINTAINERS: Add MAINTAINER for NXP S32G Serdes driver

 .../bindings/phy/nxp,s32g-serdes.yaml         |  154 +++
 MAINTAINERS                                   |    9 +
 drivers/phy/freescale/Kconfig                 |   10 +
 drivers/phy/freescale/Makefile                |    1 +
 drivers/phy/freescale/phy-nxp-s32g-serdes.c   |  926 ++++++++++++++
 drivers/phy/freescale/phy-nxp-s32g-xpcs.c     | 1082 +++++++++++++++++
 drivers/phy/freescale/phy-nxp-s32g-xpcs.h     |   47 +
 include/linux/pcs/pcs-nxp-xpcs.h              |   13 +
 8 files changed, 2242 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/phy/nxp,s32g-serdes.yaml
 create mode 100644 drivers/phy/freescale/phy-nxp-s32g-serdes.c
 create mode 100644 drivers/phy/freescale/phy-nxp-s32g-xpcs.c
 create mode 100644 drivers/phy/freescale/phy-nxp-s32g-xpcs.h
 create mode 100644 include/linux/pcs/pcs-nxp-xpcs.h

-- 
2.43.0