# SPDX-License-Identifier: GPL-2.0-only # # MDIO Layer Configuration # menuconfig MDIO_DEVICE tristate "MDIO bus device drivers" help MDIO devices and driver infrastructure code. if MDIO_DEVICE config MDIO_BUS tristate default m if PHYLIB=m default MDIO_DEVICE help This internal symbol is used for link time dependencies and it reflects whether the mdio_bus/mdio_device code is built as a loadable module or built-in. config OF_MDIO def_tristate PHYLIB depends on OF depends on PHYLIB select FIXED_PHY help OpenFirmware MDIO bus (Ethernet PHY) accessors if MDIO_BUS config MDIO_DEVRES tristate config MDIO_SUN4I tristate "Allwinner sun4i MDIO interface support" depends on ARCH_SUNXI || COMPILE_TEST help This driver supports the MDIO interface found in the network interface units of the Allwinner SoC that have an EMAC (A10, A12, A10s, etc.) config MDIO_XGENE tristate "APM X-Gene SoC MDIO bus controller" depends on ARCH_XGENE || COMPILE_TEST help This module provides a driver for the MDIO busses found in the APM X-Gene SoC's. config MDIO_ASPEED tristate "ASPEED MDIO bus controller" depends on ARCH_ASPEED || COMPILE_TEST depends on OF_MDIO && HAS_IOMEM help This module provides a driver for the independent MDIO bus controllers found in the ASPEED AST2600 SoC. This is a driver for the third revision of the ASPEED MDIO register interface - the first two revisions are the "old" and "new" interfaces found in the AST2400 and AST2500, embedded in the MAC. For legacy reasons, FTGMAC100 driver continues to drive the embedded MDIO controller for the AST2400 and AST2500 SoCs, so say N if AST2600 support is not required. config MDIO_BITBANG tristate "Bitbanged MDIO buses" help This module implements the MDIO bus protocol in software, for use by low level drivers that export the ability to drive the relevant pins. If in doubt, say N. config MDIO_BCM_IPROC tristate "Broadcom iProc MDIO bus controller" depends on ARCH_BCM_IPROC || COMPILE_TEST depends on HAS_IOMEM && OF_MDIO default ARCH_BCM_IPROC help This module provides a driver for the MDIO busses found in the Broadcom iProc SoC's. config MDIO_BCM_UNIMAC tristate "Broadcom UniMAC MDIO bus controller" depends on HAS_IOMEM help This module provides a driver for the Broadcom UniMAC MDIO busses. This hardware can be found in the Broadcom GENET Ethernet MAC controllers as well as some Broadcom Ethernet switches such as the Starfighter 2 switches. config MDIO_CAVIUM tristate config MDIO_GPIO tristate "GPIO lib-based bitbanged MDIO buses" depends on MDIO_BITBANG depends on GPIOLIB || COMPILE_TEST help Supports GPIO lib-based MDIO busses. To compile this driver as a module, choose M here: the module will be called mdio-gpio. config MDIO_HISI_FEMAC tristate "Hisilicon FEMAC MDIO bus controller" depends on HAS_IOMEM && OF_MDIO help This module provides a driver for the MDIO busses found in the Hisilicon SoC that have an Fast Ethernet MAC. config MDIO_I2C tristate depends on I2C help Support I2C based PHYs. This provides a MDIO bus bridged to I2C to allow PHYs connected in I2C mode to be accessed using the existing infrastructure. This is library mode. config MDIO_MVUSB tristate "Marvell USB to MDIO Adapter" depends on USB select MDIO_DEVRES help A USB to MDIO converter present on development boards for Marvell's Link Street family of Ethernet switches. config MDIO_MSCC_MIIM tristate "Microsemi MIIM interface support" depends on HAS_IOMEM select MDIO_DEVRES help This driver supports the MIIM (MDIO) interface found in the network switches of the Microsemi SoCs; it is recommended to switch on CONFIG_HIGH_RES_TIMERS config MDIO_MOXART tristate "MOXA ART MDIO interface support" depends on ARCH_MOXART || COMPILE_TEST help This driver supports the MDIO interface found in the network interface units of the MOXA ART SoC config MDIO_OCTEON tristate "Octeon and some ThunderX SOCs MDIO buses" depends on (64BIT && OF_MDIO) || COMPILE_TEST depends on HAS_IOMEM select MDIO_CAVIUM select MDIO_DEVRES help This module provides a driver for the Octeon and ThunderX MDIO buses. It is required by the Octeon and ThunderX ethernet device drivers on some systems. config MDIO_IPQ4019 tristate "Qualcomm IPQ4019 MDIO interface support" depends on HAS_IOMEM && OF_MDIO help This driver supports the MDIO interface found in Qualcomm IPQ40xx series Soc-s. config MDIO_IPQ8064 tristate "Qualcomm IPQ8064 MDIO interface support" depends on HAS_IOMEM && OF_MDIO depends on MFD_SYSCON help This driver supports the MDIO interface found in the network interface units of the IPQ8064 SoC config MDIO_THUNDER tristate "ThunderX SOCs MDIO buses" depends on 64BIT depends on PCI select MDIO_CAVIUM select MDIO_DEVRES help This driver supports the MDIO interfaces found on Cavium ThunderX SoCs when the MDIO bus device appears as a PCI device. comment "MDIO Multiplexers" config MDIO_BUS_MUX tristate depends on OF_MDIO help This module provides a driver framework for MDIO bus multiplexers which connect one of several child MDIO busses to a parent bus. Switching between child busses is done by device specific drivers. config MDIO_BUS_MUX_MESON_G12A tristate "Amlogic G12a based MDIO bus multiplexer" depends on ARCH_MESON || COMPILE_TEST depends on OF_MDIO && HAS_IOMEM && COMMON_CLK select MDIO_BUS_MUX default m if ARCH_MESON help This module provides a driver for the MDIO multiplexer/glue of the amlogic g12a SoC. The multiplexers connects either the external or the internal MDIO bus to the parent bus. config MDIO_BUS_MUX_BCM6368 tristate "Broadcom BCM6368 MDIO bus multiplexers" depends on OF && OF_MDIO && (BMIPS_GENERIC || COMPILE_TEST) select MDIO_BUS_MUX default BMIPS_GENERIC help This module provides a driver for MDIO bus multiplexers found in BCM6368 based Broadcom SoCs. This multiplexer connects one of several child MDIO bus to a parent bus. Buses could be internal as well as external and selection logic lies inside the same multiplexer. config MDIO_BUS_MUX_BCM_IPROC tristate "Broadcom iProc based MDIO bus multiplexers" depends on OF && OF_MDIO && (ARCH_BCM_IPROC || COMPILE_TEST) select MDIO_BUS_MUX default ARCH_BCM_IPROC help This module provides a driver for MDIO bus multiplexers found in iProc based Broadcom SoCs. This multiplexer connects one of several child MDIO bus to a parent bus. Buses could be internal as well as external and selection logic lies inside the same multiplexer. config MDIO_BUS_MUX_GPIO tristate "GPIO controlled MDIO bus multiplexers" depends on OF_GPIO && OF_MDIO select MDIO_BUS_MUX help This module provides a driver for MDIO bus multiplexers that are controlled via GPIO lines. The multiplexer connects one of several child MDIO busses to a parent bus. Child bus selection is under the control of GPIO lines. config MDIO_BUS_MUX_MULTIPLEXER tristate "MDIO bus multiplexer using kernel multiplexer subsystem" depends on OF_MDIO select MULTIPLEXER select MDIO_BUS_MUX help This module provides a driver for MDIO bus multiplexer that is controlled via the kernel multiplexer subsystem. The bus multiplexer connects one of several child MDIO busses to a parent bus. Child bus selection is under the control of the kernel multiplexer subsystem. config MDIO_BUS_MUX_MMIOREG tristate "MMIO device-controlled MDIO bus multiplexers" depends on OF_MDIO && HAS_IOMEM select MDIO_BUS_MUX help This module provides a driver for MDIO bus multiplexers that are controlled via a simple memory-mapped device, like an FPGA. The multiplexer connects one of several child MDIO busses to a parent bus. Child bus selection is under the control of one of the FPGA's registers. Currently, only 8/16/32 bits registers are supported. endif endif