SAM9G20EK revision 303975
1# Kernel configuration for Atmel AT91SAM9G20EK Rev B. development card 2# Many after-market boards follow its conventions. 3# 4# For more information on this file, please read the handbook section on 5# Kernel Configuration Files: 6# 7# http://www.FreeBSD.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html 8# 9# The handbook is also available locally in /usr/share/doc/handbook 10# if you've installed the doc distribution, otherwise always see the 11# FreeBSD World Wide Web server (http://www.FreeBSD.org/) for the 12# latest information. 13# 14# An exhaustive list of options and more detailed explanations of the 15# device lines is also present in the ../../conf/NOTES and NOTES files. 16# If you are in doubt as to the purpose or necessity of a line, check first 17# in NOTES. 18# 19# $FreeBSD: releng/11.0/sys/arm/conf/SAM9G20EK 302915 2016-07-15 21:30:19Z ian $ 20 21ident SAM9G20EK 22 23include "std.arm" 24include "../at91/std.sam9g20ek" 25 26#options FDT 27#options FDT_DTB_STATIC 28#makeoptions FDT_DTS_FILE=at91sam9g20ek.dts 29 30options EARLY_PRINTF 31options SOCDEV_PA=0xfc000000 32options SOCDEV_VA=0xdc000000 33 34#To statically compile in device wiring instead of /boot/device.hints 35hints "SAM9G20EK.hints" 36makeoptions MODULES_OVERRIDE="" 37 38options SCHED_4BSD # 4BSD scheduler 39options INET # InterNETworking 40#options INET6 # IPv6 communications protocols 41options TMPFS # Efficient memory filesystem 42options FFS # Berkeley Fast Filesystem 43#options SOFTUPDATES # Enable FFS soft updates support 44#options UFS_ACL # Support for access control lists 45#options UFS_DIRHASH # Improve performance on big directories 46#options MD_ROOT # MD is a potential root device 47#options MD_ROOT_SIZE=4096 # 4MB ram disk 48options NANDFS # NAND file system 49options NFSCL # Network Filesystem Client 50options NFSD # Network Filesystem Server 51options NFSLOCKD # Network Lock Manager 52#options NFS_ROOT # NFS usable as /, requires NFSCL 53#options MSDOSFS # MSDOS Filesystem 54#options CD9660 # ISO 9660 Filesystem 55#options PROCFS # Process filesystem (requires PSEUDOFS) 56#options PSEUDOFS # Pseudo-filesystem framework 57options GEOM_PART_BSD # BSD partition scheme 58options GEOM_PART_MBR # MBR partition scheme 59#options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI 60#options KTRACE # ktrace(1) support 61options SYSVSHM # SYSV-style shared memory 62options SYSVMSG # SYSV-style message queues 63options SYSVSEM # SYSV-style semaphores 64options _KPOSIX_PRIORITY_SCHEDULING # Posix P1003_1B real-time extensions 65 66# NFS root from boopt/dhcp 67#options BOOTP 68#options BOOTP_NFSROOT 69#options BOOTP_COMPAT 70#options BOOTP_NFSV3 71#options BOOTP_WIRED_TO=ate0 72 73# s3 because s1 is reserved for the DOS parittions sometimes needed to 74# boot off SD cards on the G20 and newer chips. s2 is reserved for 75# nanobsd's config partition. s3 and s4 are for the ping-pong upgrade 76# path. 77options ROOTDEVNAME=\"ufs:/dev/mmcsd0s3a\" 78 79# kernel/memory size reduction 80options MUTEX_NOINLINE 81options NO_FFS_SNAPSHOT 82options NO_SWAPPING 83options NO_SYSCTL_DESCR 84options RWLOCK_NOINLINE 85 86# The `bpf' device enables the Berkeley Packet Filter. 87# Be aware of the administrative consequences of enabling this! 88# Note that 'bpf' is required for DHCP. 89device bpf # Berkeley packet filter 90 91# Ethernet 92device mii # Minimal MII support 93#device ate # Atmel AT91 Ethernet driver 94#options AT91_ATE_USE_RMII 95device macb # Atmel AT91 Ethernet driver 96options AT91_MACB_USE_RMII 97 98# I2C 99device at91_twi # Atmel AT91 Two-wire Interface 100device iic # I2C generic I/O device driver 101device iicbus # I2C bus system 102device icee 103 104# MMC/SD 105device at91_mci # Atmel AT91 Multimedia Card Interface 106options AT91_MCI_HAS_4WIRE 107options AT91_MCI_SLOT_B 108device mmc # MMC/SD bus 109device mmcsd # MMC/SD memory card 110 111# DataFlash 112# NOTE: SPI DataFlash and mci/mmc/mmcsd have hardware 113# confilict on this card. Use one or the other. 114# see board_sam9g20ek.c 115#device at91_spi # Atmel AT91 Serial Peripheral Interface 116#device spibus # SPI bus 117#device at45d # at45db642 and maybe others 118 119# Pseudo devices. 120device loop # Network loopback 121device random # Entropy device 122device ether # Ethernet support 123device md # Memory "disks" 124 125# SCSI peripherals 126device scbus # SCSI bus (required for ATA/SCSI) 127device da # Direct Access (disks) 128device cd # CD 129device pass # Passthrough device (direct ATA/SCSI access) 130 131# Serial (COM) ports 132device uart # Multi-uart driver 133 134# USB support 135device ohci # OHCI USB interface 136device usb # USB Bus (required) 137device umass # Disks/Mass storage - Requires scbus and da 138device uhid # "Human Interface Devices" 139#device ulpt # Printer 140#device udbp # USB Double Bulk Pipe devices 141 142# USB Ethernet, requires miibus 143#device miibus 144#device aue # ADMtek USB Ethernet 145#device axe # ASIX Electronics USB Ethernet 146#device cdce # Generic USB over Ethernet 147#device cue # CATC USB Ethernet 148#device kue # Kawasaki LSI USB Ethernet 149#device rue # RealTek RTL8150 USB Ethernet 150#device udav # Davicom DM9601E USB 151 152# USB Wireless 153#device rum # Ralink Technology RT2501USB wireless NICs 154#device uath # Atheros AR5523 wireless NICs 155#device ural # Ralink Technology RT2500USB wireless NICs 156#device zyd # ZyDAS zd1211/zd1211b wireless NICs 157 158# Wireless NIC cards 159#device wlan # 802.11 support 160#device wlan_wep # 802.11 WEP support 161#device wlan_ccmp # 802.11 CCMP support 162#device wlan_tkip # 802.11 TKIP support 163#device wlan_amrr # AMRR transmit rate control algorithm 164 165# watchdog 166device at91_wdt # Atmel AT91 Watchdog Timer 167 168# NAND Flash - Reference design has Samsung 256MB but others possible 169device nand # NAND interface on CS3 170