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1# SPDX-License-Identifier: GPL-2.0-only2#3# WIZnet devices configuration4#5 6config NET_VENDOR_WIZNET7 bool "WIZnet devices"8 depends on HAS_IOMEM9 default y10 help11 If you have a network (Ethernet) card belonging to this class, say Y.12 13 Note that the answer to this question doesn't directly affect the14 kernel: saying N will just cause the configurator to skip all15 the questions about WIZnet devices. If you say Y, you will be asked16 for your specific card in the following questions.17 18if NET_VENDOR_WIZNET19 20config WIZNET_W510021 tristate "WIZnet W5100 Ethernet support"22 depends on HAS_IOMEM23 help24 Support for WIZnet W5100 chips.25 26 W5100 is a single chip with integrated 10/100 Ethernet MAC,27 PHY and hardware TCP/IP stack, but this driver is limited to28 the MAC and PHY functions only, onchip TCP/IP is unused.29 30 To compile this driver as a module, choose M here: the module31 will be called w5100.32 33config WIZNET_W530034 tristate "WIZnet W5300 Ethernet support"35 depends on HAS_IOMEM36 help37 Support for WIZnet W5300 chips.38 39 W5300 is a single chip with integrated 10/100 Ethernet MAC,40 PHY and hardware TCP/IP stack, but this driver is limited to41 the MAC and PHY functions only, onchip TCP/IP is unused.42 43 To compile this driver as a module, choose M here: the module44 will be called w5300.45 46choice47 prompt "WIZnet interface mode"48 depends on WIZNET_W5100 || WIZNET_W530049 default WIZNET_BUS_ANY50 51config WIZNET_BUS_DIRECT52 bool "Direct address bus mode"53 help54 In direct address mode host system can directly access all registers55 after mapping to Memory-Mapped I/O space.56 57config WIZNET_BUS_INDIRECT58 bool "Indirect address bus mode"59 help60 In indirect address mode host system indirectly accesses registers61 using Indirect Mode Address Register and Indirect Mode Data Register,62 which are directly mapped to Memory-Mapped I/O space.63 64config WIZNET_BUS_ANY65 bool "Select interface mode in runtime"66 help67 If interface mode is unknown in compile time, it can be selected68 in runtime from board/platform resources configuration.69 70 Performance may decrease compared to explicitly selected bus mode.71endchoice72 73config WIZNET_W5100_SPI74 tristate "WIZnet W5100/W5200/W5500 Ethernet support for SPI mode"75 depends on WIZNET_BUS_ANY && WIZNET_W510076 depends on SPI77 help78 In SPI mode host system accesses registers using SPI protocol79 (mode 0) on the SPI bus.80 81 Performance decreases compared to other bus interface mode.82 In W5100 SPI mode, burst READ/WRITE processing are not provided.83 84 To compile this driver as a module, choose M here: the module85 will be called w5100-spi.86 87endif # NET_VENDOR_WIZNET88