1config STMMAC_ETH 2 tristate "STMicroelectronics 10/100/1000 Ethernet driver" 3 select MII 4 select PHYLIB 5 select CRC32 6 depends on NETDEVICES && CPU_SUBTYPE_ST40 7 help 8 This is the driver for the Ethernet IPs are built around a 9 Synopsys IP Core and fully tested on the STMicroelectronics 10 platforms. 11 12if STMMAC_ETH 13 14config STMMAC_DA 15 bool "STMMAC DMA arbitration scheme" 16 default n 17 help 18 Selecting this option, rx has priority over Tx (only for Giga 19 Ethernet device). 20 By default, the DMA arbitration scheme is based on Round-robin 21 (rx:tx priority is 1:1). 22 23config STMMAC_DUAL_MAC 24 bool "STMMAC: dual mac support (EXPERIMENTAL)" 25 default n 26 depends on EXPERIMENTAL && STMMAC_ETH && !STMMAC_TIMER 27 help 28 Some ST SoCs (for example the stx7141 and stx7200c2) have two 29 Ethernet Controllers. This option turns on the second Ethernet 30 device on this kind of platforms. 31 32config STMMAC_TIMER 33 bool "STMMAC Timer optimisation" 34 default n 35 help 36 Use an external timer for mitigating the number of network 37 interrupts. Currently, for SH architectures, it is possible 38 to use the TMU channel 2 and the SH-RTC device. 39 40choice 41 prompt "Select Timer device" 42 depends on STMMAC_TIMER 43 44config STMMAC_TMU_TIMER 45 bool "TMU channel 2" 46 depends on CPU_SH4 47 help 48 49config STMMAC_RTC_TIMER 50 bool "Real time clock" 51 depends on RTC_CLASS 52 help 53 54endchoice 55 56endif 57