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-rw-r--r--arch/mips/Kconfig18
-rw-r--r--arch/mips/Makefile13
-rw-r--r--arch/mips/configs/lasat_defconfig828
-rw-r--r--arch/mips/lasat/Kconfig15
-rw-r--r--arch/mips/lasat/Makefile16
-rw-r--r--arch/mips/lasat/at93c.c149
-rw-r--r--arch/mips/lasat/at93c.h18
-rw-r--r--arch/mips/lasat/ds1603.c183
-rw-r--r--arch/mips/lasat/ds1603.h33
-rw-r--r--arch/mips/lasat/image/Makefile54
-rw-r--r--arch/mips/lasat/image/head.S31
-rw-r--r--arch/mips/lasat/image/romscript.normal23
-rw-r--r--arch/mips/lasat/interrupt.c130
-rw-r--r--arch/mips/lasat/lasat_board.c280
-rw-r--r--arch/mips/lasat/lasat_models.h67
-rw-r--r--arch/mips/lasat/picvue.c244
-rw-r--r--arch/mips/lasat/picvue.h48
-rw-r--r--arch/mips/lasat/picvue_proc.c191
-rw-r--r--arch/mips/lasat/prom.c128
-rw-r--r--arch/mips/lasat/prom.h7
-rw-r--r--arch/mips/lasat/reset.c61
-rw-r--r--arch/mips/lasat/serial.c94
-rw-r--r--arch/mips/lasat/setup.c158
-rw-r--r--arch/mips/lasat/sysctl.c454
-rw-r--r--arch/mips/lasat/sysctl.h24
-rw-r--r--arch/mips/pci/Makefile2
-rw-r--r--arch/mips/pci/ops-nile4.c147
-rw-r--r--arch/mips/pci/pci-lasat.c91
28 files changed, 3507 insertions, 0 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 492f581fe6ba..bb3fb4018602 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -107,6 +107,20 @@ config MACH_JAZZ
Members include the Acer PICA, MIPS Magnum 4000, MIPS Millenium and
Olivetti M700-10 workstations.
+config LASAT
+ bool "LASAT Networks platforms"
+ select DMA_NONCOHERENT
+ select SYS_HAS_EARLY_PRINTK
+ select HW_HAS_PCI
+ select PCI_GT64XXX_PCI0
+ select MIPS_NILE4
+ select R5000_CPU_SCACHE
+ select SYS_HAS_CPU_R5000
+ select SYS_SUPPORTS_32BIT_KERNEL
+ select SYS_SUPPORTS_64BIT_KERNEL if BROKEN
+ select SYS_SUPPORTS_LITTLE_ENDIAN
+ select GENERIC_HARDIRQS_NO__DO_IRQ
+
config LEMOTE_FULONG
bool "Lemote Fulong mini-PC"
select ARCH_SPARSEMEM_ENABLE
@@ -599,6 +613,7 @@ endchoice
source "arch/mips/au1000/Kconfig"
source "arch/mips/jazz/Kconfig"
+source "arch/mips/lasat/Kconfig"
source "arch/mips/pmc-sierra/Kconfig"
source "arch/mips/sgi-ip27/Kconfig"
source "arch/mips/sibyte/Kconfig"
@@ -706,6 +721,9 @@ config MIPS_BONITO64
config MIPS_MSC
bool
+config MIPS_NILE4
+ bool
+
config MIPS_DISABLE_OBSOLETE_IDE
bool
diff --git a/arch/mips/Makefile b/arch/mips/Makefile
index ce7e02e613a7..6dcdbfb15ce3 100644
--- a/arch/mips/Makefile
+++ b/arch/mips/Makefile
@@ -362,6 +362,13 @@ cflags-$(CONFIG_BASLER_EXCITE) += -Iinclude/asm-mips/mach-excite
load-$(CONFIG_BASLER_EXCITE) += 0x80100000
#
+# LASAT platforms
+#
+core-$(CONFIG_LASAT) += arch/mips/lasat/
+cflags-$(CONFIG_LASAT) += -Iinclude/asm-mips/mach-lasat
+load-$(CONFIG_LASAT) += 0xffffffff80000000
+
+#
# Common VR41xx
#
core-$(CONFIG_MACH_VR41XX) += arch/mips/vr41xx/common/
@@ -628,6 +635,11 @@ core-y += arch/mips/kernel/ arch/mips/mm/ arch/mips/math-emu/
drivers-$(CONFIG_OPROFILE) += arch/mips/oprofile/
+ifdef CONFIG_LASAT
+rom.bin rom.sw: vmlinux
+ $(Q)$(MAKE) $(build)=arch/mips/lasat/image $@
+endif
+
#
# Some machines like the Indy need 32-bit ELF binaries for booting purposes.
# Other need ECOFF, so we build a 32-bit ELF binary for them which we then
@@ -671,6 +683,7 @@ endif
archclean:
@$(MAKE) $(clean)=arch/mips/boot
+ @$(MAKE) $(clean)=arch/mips/lasat
define archhelp
echo ' vmlinux.ecoff - ECOFF boot image'
diff --git a/arch/mips/configs/lasat_defconfig b/arch/mips/configs/lasat_defconfig
new file mode 100644
index 000000000000..2c665fcef089
--- /dev/null
+++ b/arch/mips/configs/lasat_defconfig
@@ -0,0 +1,828 @@
+#
+# Automatically generated make config: don't edit
+# Linux kernel version: 2.6.23-rc3
+# Sat Aug 18 17:37:58 2007
+#
+CONFIG_MIPS=y
+
+#
+# Machine selection
+#
+# CONFIG_MACH_ALCHEMY is not set
+# CONFIG_BASLER_EXCITE is not set
+# CONFIG_MIPS_COBALT is not set
+# CONFIG_MACH_DECSTATION is not set
+# CONFIG_MACH_JAZZ is not set
+CONFIG_LASAT=y
+# CONFIG_LEMOTE_FULONG is not set
+# CONFIG_MIPS_ATLAS is not set
+# CONFIG_MIPS_MALTA is not set
+# CONFIG_MIPS_SEAD is not set
+# CONFIG_MIPS_SIM is not set
+# CONFIG_MARKEINS is not set
+# CONFIG_MACH_VR41XX is not set
+# CONFIG_PNX8550_JBS is not set
+# CONFIG_PNX8550_STB810 is not set
+# CONFIG_PMC_MSP is not set
+# CONFIG_PMC_YOSEMITE is not set
+# CONFIG_QEMU is not set
+# CONFIG_SGI_IP22 is not set
+# CONFIG_SGI_IP27 is not set
+# CONFIG_SGI_IP32 is not set
+# CONFIG_SIBYTE_CRHINE is not set
+# CONFIG_SIBYTE_CARMEL is not set
+# CONFIG_SIBYTE_CRHONE is not set
+# CONFIG_SIBYTE_RHONE is not set
+# CONFIG_SIBYTE_SWARM is not set
+# CONFIG_SIBYTE_LITTLESUR is not set
+# CONFIG_SIBYTE_SENTOSA is not set
+# CONFIG_SIBYTE_PTSWARM is not set
+# CONFIG_SIBYTE_BIGSUR is not set
+# CONFIG_SNI_RM is not set
+# CONFIG_TOSHIBA_JMR3927 is not set
+# CONFIG_TOSHIBA_RBTX4927 is not set
+# CONFIG_TOSHIBA_RBTX4938 is not set
+# CONFIG_WR_PPMC is not set
+CONFIG_PICVUE=y
+CONFIG_PICVUE_PROC=y
+CONFIG_DS1603=y
+CONFIG_LASAT_SYSCTL=y
+CONFIG_RWSEM_GENERIC_SPINLOCK=y
+# CONFIG_ARCH_HAS_ILOG2_U32 is not set
+# CONFIG_ARCH_HAS_ILOG2_U64 is not set
+CONFIG_GENERIC_FIND_NEXT_BIT=y
+CONFIG_GENERIC_HWEIGHT=y
+CONFIG_GENERIC_CALIBRATE_DELAY=y
+CONFIG_GENERIC_TIME=y
+CONFIG_GENERIC_CMOS_UPDATE=y
+CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
+CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
+CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
+CONFIG_EARLY_PRINTK=y
+CONFIG_SYS_HAS_EARLY_PRINTK=y
+# CONFIG_HOTPLUG_CPU is not set
+CONFIG_MIPS_NILE4=y
+# CONFIG_NO_IOPORT is not set
+# CONFIG_CPU_BIG_ENDIAN is not set
+CONFIG_CPU_LITTLE_ENDIAN=y
+CONFIG_SYS_SUPPORTS_LITTLE_ENDIAN=y
+CONFIG_PCI_GT64XXX_PCI0=y
+CONFIG_MIPS_L1_CACHE_SHIFT=5
+
+#
+# CPU selection
+#
+# CONFIG_CPU_LOONGSON2 is not set
+# CONFIG_CPU_MIPS32_R1 is not set
+# CONFIG_CPU_MIPS32_R2 is not set
+# CONFIG_CPU_MIPS64_R1 is not set
+# CONFIG_CPU_MIPS64_R2 is not set
+# CONFIG_CPU_R3000 is not set
+# CONFIG_CPU_TX39XX is not set
+# CONFIG_CPU_VR41XX is not set
+# CONFIG_CPU_R4300 is not set
+# CONFIG_CPU_R4X00 is not set
+# CONFIG_CPU_TX49XX is not set
+CONFIG_CPU_R5000=y
+# CONFIG_CPU_R5432 is not set
+# CONFIG_CPU_R6000 is not set
+# CONFIG_CPU_NEVADA is not set
+# CONFIG_CPU_R8000 is not set
+# CONFIG_CPU_R10000 is not set
+# CONFIG_CPU_RM7000 is not set
+# CONFIG_CPU_RM9000 is not set
+# CONFIG_CPU_SB1 is not set
+CONFIG_SYS_HAS_CPU_R5000=y
+CONFIG_SYS_SUPPORTS_32BIT_KERNEL=y
+CONFIG_CPU_SUPPORTS_32BIT_KERNEL=y
+CONFIG_CPU_SUPPORTS_64BIT_KERNEL=y
+
+#
+# Kernel type
+#
+CONFIG_32BIT=y
+# CONFIG_64BIT is not set
+CONFIG_PAGE_SIZE_4KB=y
+# CONFIG_PAGE_SIZE_8KB is not set
+# CONFIG_PAGE_SIZE_16KB is not set
+# CONFIG_PAGE_SIZE_64KB is not set
+CONFIG_BOARD_SCACHE=y
+CONFIG_R5000_CPU_SCACHE=y
+CONFIG_MIPS_MT_DISABLED=y
+# CONFIG_MIPS_MT_SMP is not set
+# CONFIG_MIPS_MT_SMTC is not set
+CONFIG_CPU_HAS_LLSC=y
+CONFIG_CPU_HAS_SYNC=y
+CONFIG_GENERIC_HARDIRQS=y
+CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_ARCH_FLATMEM_ENABLE=y
+CONFIG_SELECT_MEMORY_MODEL=y
+CONFIG_FLATMEM_MANUAL=y
+# CONFIG_DISCONTIGMEM_MANUAL is not set
+# CONFIG_SPARSEMEM_MANUAL is not set
+CONFIG_FLATMEM=y
+CONFIG_FLAT_NODE_MEM_MAP=y
+# CONFIG_SPARSEMEM_STATIC is not set
+CONFIG_SPLIT_PTLOCK_CPUS=4
+# CONFIG_RESOURCES_64BIT is not set
+CONFIG_ZONE_DMA_FLAG=0
+CONFIG_VIRT_TO_BUS=y
+# CONFIG_HZ_48 is not set
+# CONFIG_HZ_100 is not set
+# CONFIG_HZ_128 is not set
+# CONFIG_HZ_250 is not set
+# CONFIG_HZ_256 is not set
+CONFIG_HZ_1000=y
+# CONFIG_HZ_1024 is not set
+CONFIG_SYS_SUPPORTS_ARBIT_HZ=y
+CONFIG_HZ=1000
+CONFIG_PREEMPT_NONE=y
+# CONFIG_PREEMPT_VOLUNTARY is not set
+# CONFIG_PREEMPT is not set
+# CONFIG_KEXEC is not set
+# CONFIG_SECCOMP is not set
+CONFIG_LOCKDEP_SUPPORT=y
+CONFIG_STACKTRACE_SUPPORT=y
+CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+
+#
+# General setup
+#
+CONFIG_EXPERIMENTAL=y
+CONFIG_BROKEN_ON_SMP=y
+CONFIG_INIT_ENV_ARG_LIMIT=32
+CONFIG_LOCALVERSION=""
+CONFIG_LOCALVERSION_AUTO=y
+CONFIG_SWAP=y
+CONFIG_SYSVIPC=y
+CONFIG_SYSVIPC_SYSCTL=y
+# CONFIG_POSIX_MQUEUE is not set
+# CONFIG_BSD_PROCESS_ACCT is not set
+# CONFIG_TASKSTATS is not set
+# CONFIG_USER_NS is not set
+# CONFIG_AUDIT is not set
+# CONFIG_IKCONFIG is not set
+CONFIG_LOG_BUF_SHIFT=14
+# CONFIG_SYSFS_DEPRECATED is not set
+# CONFIG_RELAY is not set
+# CONFIG_BLK_DEV_INITRD is not set
+CONFIG_CC_OPTIMIZE_FOR_SIZE=y
+CONFIG_SYSCTL=y
+CONFIG_EMBEDDED=y
+# CONFIG_SYSCTL_SYSCALL is not set
+# CONFIG_KALLSYMS is not set
+# CONFIG_HOTPLUG is not set
+CONFIG_PRINTK=y
+CONFIG_BUG=y
+CONFIG_ELF_CORE=y
+CONFIG_BASE_FULL=y
+CONFIG_FUTEX=y
+# CONFIG_EPOLL is not set
+# CONFIG_SIGNALFD is not set
+# CONFIG_TIMERFD is not set
+# CONFIG_EVENTFD is not set
+CONFIG_SHMEM=y
+CONFIG_VM_EVENT_COUNTERS=y
+CONFIG_SLAB=y
+# CONFIG_SLUB is not set
+# CONFIG_SLOB is not set
+CONFIG_RT_MUTEXES=y
+# CONFIG_TINY_SHMEM is not set
+CONFIG_BASE_SMALL=0
+# CONFIG_MODULES is not set
+CONFIG_BLOCK=y
+# CONFIG_LBD is not set
+# CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_LSF is not set
+# CONFIG_BLK_DEV_BSG is not set
+
+#
+# IO Schedulers
+#
+CONFIG_IOSCHED_NOOP=y
+CONFIG_IOSCHED_AS=y
+# CONFIG_IOSCHED_DEADLINE is not set
+# CONFIG_IOSCHED_CFQ is not set
+CONFIG_DEFAULT_AS=y
+# CONFIG_DEFAULT_DEADLINE is not set
+# CONFIG_DEFAULT_CFQ is not set
+# CONFIG_DEFAULT_NOOP is not set
+CONFIG_DEFAULT_IOSCHED="anticipatory"
+
+#
+# Bus options (PCI, PCMCIA, EISA, ISA, TC)
+#
+CONFIG_HW_HAS_PCI=y
+CONFIG_PCI=y
+# CONFIG_ARCH_SUPPORTS_MSI is not set
+CONFIG_MMU=y
+
+#
+# PCCARD (PCMCIA/CardBus) support
+#
+
+#
+# Executable file formats
+#
+CONFIG_BINFMT_ELF=y
+# CONFIG_BINFMT_MISC is not set
+CONFIG_TRAD_SIGNALS=y
+
+#
+# Power management options
+#
+# CONFIG_PM is not set
+
+#
+# Networking
+#
+CONFIG_NET=y
+
+#
+# Networking options
+#
+CONFIG_PACKET=y
+CONFIG_PACKET_MMAP=y
+CONFIG_UNIX=y
+# CONFIG_NET_KEY is not set
+CONFIG_INET=y
+# CONFIG_IP_MULTICAST is not set
+# CONFIG_IP_ADVANCED_ROUTER is not set
+CONFIG_IP_FIB_HASH=y
+# CONFIG_IP_PNP is not set
+# CONFIG_NET_IPIP is not set
+# CONFIG_NET_IPGRE is not set
+# CONFIG_ARPD is not set
+# CONFIG_SYN_COOKIES is not set
+# CONFIG_INET_AH is not set
+# CONFIG_INET_ESP is not set
+# CONFIG_INET_IPCOMP is not set
+# CONFIG_INET_XFRM_TUNNEL is not set
+# CONFIG_INET_TUNNEL is not set
+# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
+# CONFIG_INET_XFRM_MODE_TUNNEL is not set
+# CONFIG_INET_XFRM_MODE_BEET is not set
+# CONFIG_INET_DIAG is not set
+# CONFIG_TCP_CONG_ADVANCED is not set
+CONFIG_TCP_CONG_CUBIC=y
+CONFIG_DEFAULT_TCP_CONG="cubic"
+# CONFIG_TCP_MD5SIG is not set
+# CONFIG_IPV6 is not set
+# CONFIG_INET6_XFRM_TUNNEL is not set
+# CONFIG_INET6_TUNNEL is not set
+# CONFIG_NETWORK_SECMARK is not set
+# CONFIG_NETFILTER is not set
+# CONFIG_IP_DCCP is not set
+# CONFIG_IP_SCTP is not set
+# CONFIG_TIPC is not set
+# CONFIG_ATM is not set
+# CONFIG_BRIDGE is not set
+# CONFIG_VLAN_8021Q is not set
+# CONFIG_DECNET is not set
+# CONFIG_LLC2 is not set
+# CONFIG_IPX is not set
+# CONFIG_ATALK is not set
+# CONFIG_X25 is not set
+# CONFIG_LAPB is not set
+# CONFIG_ECONET is not set
+# CONFIG_WAN_ROUTER is not set
+
+#
+# QoS and/or fair queueing
+#
+# CONFIG_NET_SCHED is not set
+
+#
+# Network testing
+#
+# CONFIG_NET_PKTGEN is not set
+# CONFIG_HAMRADIO is not set
+# CONFIG_IRDA is not set
+# CONFIG_BT is not set
+# CONFIG_AF_RXRPC is not set
+
+#
+# Wireless
+#
+# CONFIG_CFG80211 is not set
+# CONFIG_WIRELESS_EXT is not set
+# CONFIG_MAC80211 is not set
+# CONFIG_IEEE80211 is not set
+# CONFIG_RFKILL is not set
+# CONFIG_NET_9P is not set
+
+#
+# Device Drivers
+#
+
+#
+# Generic Driver Options
+#
+CONFIG_STANDALONE=y
+CONFIG_PREVENT_FIRMWARE_BUILD=y
+# CONFIG_SYS_HYPERVISOR is not set
+# CONFIG_CONNECTOR is not set
+CONFIG_MTD=y
+# CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_CONCAT is not set
+CONFIG_MTD_PARTITIONS=y
+# CONFIG_MTD_REDBOOT_PARTS is not set
+# CONFIG_MTD_CMDLINE_PARTS is not set
+
+#
+# User Modules And Translation Layers
+#
+CONFIG_MTD_CHAR=y
+CONFIG_MTD_BLKDEVS=y
+CONFIG_MTD_BLOCK=y
+# CONFIG_FTL is not set
+# CONFIG_NFTL is not set
+# CONFIG_INFTL is not set
+# CONFIG_RFD_FTL is not set
+# CONFIG_SSFDC is not set
+
+#
+# RAM/ROM/Flash chip drivers
+#
+CONFIG_MTD_CFI=y
+# CONFIG_MTD_JEDECPROBE is not set
+CONFIG_MTD_GEN_PROBE=y
+# CONFIG_MTD_CFI_ADV_OPTIONS is not set
+CONFIG_MTD_MAP_BANK_WIDTH_1=y
+CONFIG_MTD_MAP_BANK_WIDTH_2=y
+CONFIG_MTD_MAP_BANK_WIDTH_4=y
+# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set
+# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set
+# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set
+CONFIG_MTD_CFI_I1=y
+CONFIG_MTD_CFI_I2=y
+# CONFIG_MTD_CFI_I4 is not set
+# CONFIG_MTD_CFI_I8 is not set
+# CONFIG_MTD_CFI_INTELEXT is not set
+CONFIG_MTD_CFI_AMDSTD=y
+# CONFIG_MTD_CFI_STAA is not set
+CONFIG_MTD_CFI_UTIL=y
+# CONFIG_MTD_RAM is not set
+# CONFIG_MTD_ROM is not set
+# CONFIG_MTD_ABSENT is not set
+
+#
+# Mapping drivers for chip access
+#
+# CONFIG_MTD_COMPLEX_MAPPINGS is not set
+# CONFIG_MTD_PHYSMAP is not set
+CONFIG_MTD_LASAT=y
+# CONFIG_MTD_PLATRAM is not set
+
+#
+# Self-contained MTD device drivers
+#
+# CONFIG_MTD_PMC551 is not set
+# CONFIG_MTD_SLRAM is not set
+# CONFIG_MTD_PHRAM is not set
+# CONFIG_MTD_MTDRAM is not set
+# CONFIG_MTD_BLOCK2MTD is not set
+
+#
+# Disk-On-Chip Device Drivers
+#
+# CONFIG_MTD_DOC2000 is not set
+# CONFIG_MTD_DOC2001 is not set
+# CONFIG_MTD_DOC2001PLUS is not set
+# CONFIG_MTD_NAND is not set
+# CONFIG_MTD_ONENAND is not set
+
+#
+# UBI - Unsorted block images
+#
+# CONFIG_MTD_UBI is not set
+# CONFIG_PARPORT is not set
+CONFIG_BLK_DEV=y
+# CONFIG_BLK_CPQ_DA is not set
+# CONFIG_BLK_CPQ_CISS_DA is not set
+# CONFIG_BLK_DEV_DAC960 is not set
+# CONFIG_BLK_DEV_UMEM is not set
+# CONFIG_BLK_DEV_COW_COMMON is not set
+# CONFIG_BLK_DEV_LOOP is not set
+# CONFIG_BLK_DEV_NBD is not set
+# CONFIG_BLK_DEV_SX8 is not set
+# CONFIG_BLK_DEV_RAM is not set
+# CONFIG_CDROM_PKTCDVD is not set
+# CONFIG_ATA_OVER_ETH is not set
+# CONFIG_MISC_DEVICES is not set
+CONFIG_IDE=y
+CONFIG_IDE_MAX_HWIFS=4
+CONFIG_BLK_DEV_IDE=y
+
+#
+# Please see Documentation/ide.txt for help/info on IDE drives
+#
+# CONFIG_BLK_DEV_IDE_SATA is not set
+CONFIG_BLK_DEV_IDEDISK=y
+CONFIG_IDEDISK_MULTI_MODE=y
+# CONFIG_BLK_DEV_IDECD is not set
+# CONFIG_BLK_DEV_IDETAPE is not set
+# CONFIG_BLK_DEV_IDEFLOPPY is not set
+# CONFIG_IDE_TASK_IOCTL is not set
+CONFIG_IDE_PROC_FS=y
+
+#
+# IDE chipset support/bugfixes
+#
+CONFIG_IDE_GENERIC=y
+CONFIG_BLK_DEV_IDEPCI=y
+# CONFIG_IDEPCI_SHARE_IRQ is not set
+CONFIG_IDEPCI_PCIBUS_ORDER=y
+# CONFIG_BLK_DEV_OFFBOARD is not set
+CONFIG_BLK_DEV_GENERIC=y
+# CONFIG_BLK_DEV_OPTI621 is not set
+CONFIG_BLK_DEV_IDEDMA_PCI=y
+# CONFIG_BLK_DEV_IDEDMA_FORCED is not set
+# CONFIG_IDEDMA_ONLYDISK is not set
+# CONFIG_BLK_DEV_AEC62XX is not set
+# CONFIG_BLK_DEV_ALI15X3 is not set
+# CONFIG_BLK_DEV_AMD74XX is not set
+CONFIG_BLK_DEV_CMD64X=y
+# CONFIG_BLK_DEV_TRIFLEX is not set
+# CONFIG_BLK_DEV_CY82C693 is not set
+# CONFIG_BLK_DEV_CS5520 is not set
+# CONFIG_BLK_DEV_CS5530 is not set
+# CONFIG_BLK_DEV_HPT34X is not set
+# CONFIG_BLK_DEV_HPT366 is not set
+# CONFIG_BLK_DEV_JMICRON is not set
+# CONFIG_BLK_DEV_SC1200 is not set
+# CONFIG_BLK_DEV_PIIX is not set
+# CONFIG_BLK_DEV_IT8213 is not set
+# CONFIG_BLK_DEV_IT821X is not set
+# CONFIG_BLK_DEV_NS87415 is not set
+# CONFIG_BLK_DEV_PDC202XX_OLD is not set
+# CONFIG_BLK_DEV_PDC202XX_NEW is not set
+# CONFIG_BLK_DEV_SVWKS is not set
+# CONFIG_BLK_DEV_SIIMAGE is not set
+# CONFIG_BLK_DEV_SLC90E66 is not set
+# CONFIG_BLK_DEV_TRM290 is not set
+# CONFIG_BLK_DEV_VIA82CXXX is not set
+# CONFIG_BLK_DEV_TC86C001 is not set
+# CONFIG_IDE_ARM is not set
+CONFIG_BLK_DEV_IDEDMA=y
+# CONFIG_IDEDMA_IVB is not set
+# CONFIG_BLK_DEV_HD is not set
+
+#
+# SCSI device support
+#
+# CONFIG_RAID_ATTRS is not set
+# CONFIG_SCSI is not set
+# CONFIG_SCSI_DMA is not set
+# CONFIG_SCSI_NETLINK is not set
+# CONFIG_ATA is not set
+# CONFIG_MD is not set
+
+#
+# Fusion MPT device support
+#
+# CONFIG_FUSION is not set
+
+#
+# IEEE 1394 (FireWire) support
+#
+# CONFIG_FIREWIRE is not set
+# CONFIG_IEEE1394 is not set
+# CONFIG_I2O is not set
+CONFIG_NETDEVICES=y
+# CONFIG_NETDEVICES_MULTIQUEUE is not set
+# CONFIG_DUMMY is not set
+# CONFIG_BONDING is not set
+# CONFIG_MACVLAN is not set
+# CONFIG_EQUALIZER is not set
+# CONFIG_TUN is not set
+# CONFIG_ARCNET is not set
+# CONFIG_PHYLIB is not set
+CONFIG_NET_ETHERNET=y
+CONFIG_MII=y
+# CONFIG_AX88796 is not set
+# CONFIG_HAPPYMEAL is not set
+# CONFIG_SUNGEM is not set
+# CONFIG_CASSINI is not set
+# CONFIG_NET_VENDOR_3COM is not set
+# CONFIG_DM9000 is not set
+# CONFIG_NET_TULIP is not set
+# CONFIG_HP100 is not set
+CONFIG_NET_PCI=y
+CONFIG_PCNET32=y
+# CONFIG_PCNET32_NAPI is not set
+# CONFIG_AMD8111_ETH is not set
+# CONFIG_ADAPTEC_STARFIRE is not set
+# CONFIG_B44 is not set
+# CONFIG_FORCEDETH is not set
+# CONFIG_TC35815 is not set
+# CONFIG_DGRS is not set
+# CONFIG_EEPRO100 is not set
+# CONFIG_E100 is not set
+# CONFIG_FEALNX is not set
+# CONFIG_NATSEMI is not set
+# CONFIG_NE2K_PCI is not set
+# CONFIG_8139CP is not set
+# CONFIG_8139TOO is not set
+# CONFIG_SIS900 is not set
+# CONFIG_EPIC100 is not set
+# CONFIG_SUNDANCE is not set
+# CONFIG_TLAN is not set
+# CONFIG_VIA_RHINE is not set
+# CONFIG_SC92031 is not set
+# CONFIG_NETDEV_1000 is not set
+# CONFIG_NETDEV_10000 is not set
+# CONFIG_TR is not set
+
+#
+# Wireless LAN
+#
+# CONFIG_WLAN_PRE80211 is not set
+# CONFIG_WLAN_80211 is not set
+# CONFIG_WAN is not set
+# CONFIG_FDDI is not set
+# CONFIG_HIPPI is not set
+# CONFIG_PPP is not set
+# CONFIG_SLIP is not set
+# CONFIG_SHAPER is not set
+# CONFIG_NETCONSOLE is not set
+# CONFIG_NETPOLL is not set
+# CONFIG_NET_POLL_CONTROLLER is not set
+# CONFIG_ISDN is not set
+# CONFIG_PHONE is not set
+
+#
+# Input device support
+#
+CONFIG_INPUT=y
+# CONFIG_INPUT_FF_MEMLESS is not set
+# CONFIG_INPUT_POLLDEV is not set
+
+#
+# Userland interfaces
+#
+# CONFIG_INPUT_MOUSEDEV is not set
+# CONFIG_INPUT_JOYDEV is not set
+# CONFIG_INPUT_TSDEV is not set
+# CONFIG_INPUT_EVDEV is not set
+# CONFIG_INPUT_EVBUG is not set
+
+#
+# Input Device Drivers
+#
+# CONFIG_INPUT_KEYBOARD is not set
+# CONFIG_INPUT_MOUSE is not set
+# CONFIG_INPUT_JOYSTICK is not set
+# CONFIG_INPUT_TABLET is not set
+# CONFIG_INPUT_TOUCHSCREEN is not set
+# CONFIG_INPUT_MISC is not set
+
+#
+# Hardware I/O ports
+#
+CONFIG_SERIO=y
+CONFIG_SERIO_I8042=y
+CONFIG_SERIO_SERPORT=y
+# CONFIG_SERIO_PCIPS2 is not set
+# CONFIG_SERIO_LIBPS2 is not set
+CONFIG_SERIO_RAW=y
+# CONFIG_GAMEPORT is not set
+
+#
+# Character devices
+#
+# CONFIG_VT is not set
+# CONFIG_SERIAL_NONSTANDARD is not set
+
+#
+# Serial drivers
+#
+CONFIG_SERIAL_8250=y
+CONFIG_SERIAL_8250_CONSOLE=y
+# CONFIG_SERIAL_8250_PCI is not set
+CONFIG_SERIAL_8250_NR_UARTS=4
+CONFIG_SERIAL_8250_RUNTIME_UARTS=4
+# CONFIG_SERIAL_8250_EXTENDED is not set
+
+#
+# Non-8250 serial port support
+#
+CONFIG_SERIAL_CORE=y
+CONFIG_SERIAL_CORE_CONSOLE=y
+# CONFIG_SERIAL_JSM is not set
+CONFIG_UNIX98_PTYS=y
+CONFIG_LEGACY_PTYS=y
+CONFIG_LEGACY_PTY_COUNT=256
+# CONFIG_IPMI_HANDLER is not set
+# CONFIG_WATCHDOG is not set
+# CONFIG_HW_RANDOM is not set
+# CONFIG_RTC is not set
+# CONFIG_R3964 is not set
+# CONFIG_APPLICOM is not set
+# CONFIG_DRM is not set
+# CONFIG_RAW_DRIVER is not set
+# CONFIG_TCG_TPM is not set
+CONFIG_DEVPORT=y
+# CONFIG_I2C is not set
+
+#
+# SPI support
+#
+# CONFIG_SPI is not set
+# CONFIG_SPI_MASTER is not set
+# CONFIG_W1 is not set
+# CONFIG_POWER_SUPPLY is not set
+# CONFIG_HWMON is not set
+
+#
+# Multifunction device drivers
+#
+# CONFIG_MFD_SM501 is not set
+
+#
+# Multimedia devices
+#
+# CONFIG_VIDEO_DEV is not set
+# CONFIG_DVB_CORE is not set
+# CONFIG_DAB is not set
+
+#
+# Graphics support
+#
+# CONFIG_BACKLIGHT_LCD_SUPPORT is not set
+
+#
+# Display device support
+#
+# CONFIG_DISPLAY_SUPPORT is not set
+# CONFIG_VGASTATE is not set
+# CONFIG_VIDEO_OUTPUT_CONTROL is not set
+# CONFIG_FB is not set
+
+#
+# Sound
+#
+# CONFIG_SOUND is not set
+# CONFIG_HID_SUPPORT is not set
+# CONFIG_USB_SUPPORT is not set
+# CONFIG_MMC is not set
+# CONFIG_NEW_LEDS is not set
+# CONFIG_INFINIBAND is not set
+# CONFIG_RTC_CLASS is not set
+
+#
+# DMA Engine support
+#
+# CONFIG_DMA_ENGINE is not set
+
+#
+# DMA Clients
+#
+
+#
+# DMA Devices
+#
+
+#
+# Userspace I/O
+#
+# CONFIG_UIO is not set
+
+#
+# File systems
+#
+CONFIG_EXT2_FS=y
+# CONFIG_EXT2_FS_XATTR is not set
+# CONFIG_EXT2_FS_XIP is not set
+CONFIG_EXT3_FS=y
+# CONFIG_EXT3_FS_XATTR is not set
+# CONFIG_EXT4DEV_FS is not set
+CONFIG_JBD=y
+# CONFIG_JBD_DEBUG is not set
+# CONFIG_REISERFS_FS is not set
+# CONFIG_JFS_FS is not set
+# CONFIG_FS_POSIX_ACL is not set
+# CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
+# CONFIG_OCFS2_FS is not set
+# CONFIG_MINIX_FS is not set
+# CONFIG_ROMFS_FS is not set
+# CONFIG_INOTIFY is not set
+# CONFIG_QUOTA is not set
+# CONFIG_DNOTIFY is not set
+# CONFIG_AUTOFS_FS is not set
+# CONFIG_AUTOFS4_FS is not set
+# CONFIG_FUSE_FS is not set
+
+#
+# CD-ROM/DVD Filesystems
+#
+# CONFIG_ISO9660_FS is not set
+# CONFIG_UDF_FS is not set
+
+#
+# DOS/FAT/NT Filesystems
+#
+# CONFIG_MSDOS_FS is not set
+# CONFIG_VFAT_FS is not set
+# CONFIG_NTFS_FS is not set
+
+#
+# Pseudo filesystems
+#
+CONFIG_PROC_FS=y
+CONFIG_PROC_KCORE=y
+CONFIG_PROC_SYSCTL=y
+CONFIG_SYSFS=y
+CONFIG_TMPFS=y
+# CONFIG_TMPFS_POSIX_ACL is not set
+# CONFIG_HUGETLB_PAGE is not set
+CONFIG_RAMFS=y
+CONFIG_CONFIGFS_FS=y
+
+#
+# Miscellaneous filesystems
+#
+# CONFIG_ADFS_FS is not set
+# CONFIG_AFFS_FS is not set
+# CONFIG_HFS_FS is not set
+# CONFIG_HFSPLUS_FS is not set
+# CONFIG_BEFS_FS is not set
+# CONFIG_BFS_FS is not set
+# CONFIG_EFS_FS is not set
+# CONFIG_JFFS2_FS is not set
+# CONFIG_CRAMFS is not set
+# CONFIG_VXFS_FS is not set
+# CONFIG_HPFS_FS is not set
+# CONFIG_QNX4FS_FS is not set
+# CONFIG_SYSV_FS is not set
+# CONFIG_UFS_FS is not set
+
+#
+# Network File Systems
+#
+# CONFIG_NFS_FS is not set
+# CONFIG_NFSD is not set
+# CONFIG_SMB_FS is not set
+# CONFIG_CIFS is not set
+# CONFIG_NCP_FS is not set
+# CONFIG_CODA_FS is not set
+# CONFIG_AFS_FS is not set
+
+#
+# Partition Types
+#
+# CONFIG_PARTITION_ADVANCED is not set
+CONFIG_MSDOS_PARTITION=y
+
+#
+# Native Language Support
+#
+# CONFIG_NLS is not set
+
+#
+# Distributed Lock Manager
+#
+# CONFIG_DLM is not set
+
+#
+# Profiling support
+#
+# CONFIG_PROFILING is not set
+
+#
+# Kernel hacking
+#
+CONFIG_TRACE_IRQFLAGS_SUPPORT=y
+# CONFIG_PRINTK_TIME is not set
+CONFIG_ENABLE_MUST_CHECK=y
+CONFIG_MAGIC_SYSRQ=y
+# CONFIG_UNUSED_SYMBOLS is not set
+# CONFIG_DEBUG_FS is not set
+# CONFIG_HEADERS_CHECK is not set
+# CONFIG_DEBUG_KERNEL is not set
+CONFIG_CROSSCOMPILE=y
+CONFIG_CMDLINE=""
+
+#
+# Security options
+#
+# CONFIG_KEYS is not set
+# CONFIG_SECURITY is not set
+# CONFIG_CRYPTO is not set
+
+#
+# Library routines
+#
+CONFIG_BITREVERSE=y
+# CONFIG_CRC_CCITT is not set
+# CONFIG_CRC16 is not set
+# CONFIG_CRC_ITU_T is not set
+CONFIG_CRC32=y
+# CONFIG_CRC7 is not set
+# CONFIG_LIBCRC32C is not set
+CONFIG_PLIST=y
+CONFIG_HAS_IOMEM=y
+CONFIG_HAS_IOPORT=y
+CONFIG_HAS_DMA=y
diff --git a/arch/mips/lasat/Kconfig b/arch/mips/lasat/Kconfig
new file mode 100644
index 000000000000..1d2ee8a9be13
--- /dev/null
+++ b/arch/mips/lasat/Kconfig
@@ -0,0 +1,15 @@
+config PICVUE
+ tristate "PICVUE LCD display driver"
+ depends on LASAT
+
+config PICVUE_PROC
+ tristate "PICVUE LCD display driver /proc interface"
+ depends on PICVUE
+
+config DS1603
+ bool "DS1603 RTC driver"
+ depends on LASAT
+
+config LASAT_SYSCTL
+ bool "LASAT sysctl interface"
+ depends on LASAT
diff --git a/arch/mips/lasat/Makefile b/arch/mips/lasat/Makefile
new file mode 100644
index 000000000000..33791609fe99
--- /dev/null
+++ b/arch/mips/lasat/Makefile
@@ -0,0 +1,16 @@
+#
+# Makefile for the LASAT specific kernel interface routines under Linux.
+#
+
+obj-y += reset.o setup.o prom.o lasat_board.o \
+ at93c.o interrupt.o serial.o
+
+obj-$(CONFIG_LASAT_SYSCTL) += sysctl.o
+obj-$(CONFIG_DS1603) += ds1603.o
+obj-$(CONFIG_PICVUE) += picvue.o
+obj-$(CONFIG_PICVUE_PROC) += picvue_proc.o
+
+clean:
+ make -C image clean
+
+EXTRA_CFLAGS += -Werror
diff --git a/arch/mips/lasat/at93c.c b/arch/mips/lasat/at93c.c
new file mode 100644
index 000000000000..793e234719a6
--- /dev/null
+++ b/arch/mips/lasat/at93c.c
@@ -0,0 +1,149 @@
+/*
+ * Atmel AT93C46 serial eeprom driver
+ *
+ * Brian Murphy <brian.murphy@eicon.com>
+ *
+ */
+#include <linux/kernel.h>
+#include <linux/delay.h>
+#include <asm/lasat/lasat.h>
+#include <linux/module.h>
+#include <linux/init.h>
+
+#include "at93c.h"
+
+#define AT93C_ADDR_SHIFT 7
+#define AT93C_ADDR_MAX ((1 << AT93C_ADDR_SHIFT) - 1)
+#define AT93C_RCMD (0x6 << AT93C_ADDR_SHIFT)
+#define AT93C_WCMD (0x5 << AT93C_ADDR_SHIFT)
+#define AT93C_WENCMD 0x260
+#define AT93C_WDSCMD 0x200
+
+struct at93c_defs *at93c;
+
+static void at93c_reg_write(u32 val)
+{
+ *at93c->reg = val;
+}
+
+static u32 at93c_reg_read(void)
+{
+ u32 tmp = *at93c->reg;
+ return tmp;
+}
+
+static u32 at93c_datareg_read(void)
+{
+ u32 tmp = *at93c->rdata_reg;
+ return tmp;
+}
+
+static void at93c_cycle_clk(u32 data)
+{
+ at93c_reg_write(data | at93c->clk);
+ lasat_ndelay(250);
+ at93c_reg_write(data & ~at93c->clk);
+ lasat_ndelay(250);
+}
+
+static void at93c_write_databit(u8 bit)
+{
+ u32 data = at93c_reg_read();
+ if (bit)
+ data |= 1 << at93c->wdata_shift;
+ else
+ data &= ~(1 << at93c->wdata_shift);
+
+ at93c_reg_write(data);
+ lasat_ndelay(100);
+ at93c_cycle_clk(data);
+}
+
+static unsigned int at93c_read_databit(void)
+{
+ u32 data;
+
+ at93c_cycle_clk(at93c_reg_read());
+ data = (at93c_datareg_read() >> at93c->rdata_shift) & 1;
+ return data;
+}
+
+static u8 at93c_read_byte(void)
+{
+ int i;
+ u8 data = 0;
+
+ for (i = 0; i <= 7; i++) {
+ data <<= 1;
+ data |= at93c_read_databit();
+ }
+ return data;
+}
+
+static void at93c_write_bits(u32 data, int size)
+{
+ int i;
+ int shift = size - 1;
+ u32 mask = (1 << shift);
+
+ for (i = 0; i < size; i++) {
+ at93c_write_databit((data & mask) >> shift);
+ data <<= 1;
+ }
+}
+
+static void at93c_init_op(void)
+{
+ at93c_reg_write((at93c_reg_read() | at93c->cs) &
+ ~at93c->clk & ~(1 << at93c->rdata_shift));
+ lasat_ndelay(50);
+}
+
+static void at93c_end_op(void)
+{
+ at93c_reg_write(at93c_reg_read() & ~at93c->cs);
+ lasat_ndelay(250);
+}
+
+static void at93c_wait(void)
+{
+ at93c_init_op();
+ while (!at93c_read_databit())
+ ;
+ at93c_end_op();
+};
+
+static void at93c_disable_wp(void)
+{
+ at93c_init_op();
+ at93c_write_bits(AT93C_WENCMD, 10);
+ at93c_end_op();
+}
+
+static void at93c_enable_wp(void)
+{
+ at93c_init_op();
+ at93c_write_bits(AT93C_WDSCMD, 10);
+ at93c_end_op();
+}
+
+u8 at93c_read(u8 addr)
+{
+ u8 byte;
+ at93c_init_op();
+ at93c_write_bits((addr & AT93C_ADDR_MAX)|AT93C_RCMD, 10);
+ byte = at93c_read_byte();
+ at93c_end_op();
+ return byte;
+}
+
+void at93c_write(u8 addr, u8 data)
+{
+ at93c_disable_wp();
+ at93c_init_op();
+ at93c_write_bits((addr & AT93C_ADDR_MAX)|AT93C_WCMD, 10);
+ at93c_write_bits(data, 8);
+ at93c_end_op();
+ at93c_wait();
+ at93c_enable_wp();
+}
diff --git a/arch/mips/lasat/at93c.h b/arch/mips/lasat/at93c.h
new file mode 100644
index 000000000000..cfe2f99b1d44
--- /dev/null
+++ b/arch/mips/lasat/at93c.h
@@ -0,0 +1,18 @@
+/*
+ * Atmel AT93C46 serial eeprom driver
+ *
+ * Brian Murphy <brian.murphy@eicon.com>
+ *
+ */
+
+extern struct at93c_defs {
+ volatile u32 *reg;
+ volatile u32 *rdata_reg;
+ int rdata_shift;
+ int wdata_shift;
+ u32 cs;
+ u32 clk;
+} *at93c;
+
+u8 at93c_read(u8 addr);
+void at93c_write(u8 addr, u8 data);
diff --git a/arch/mips/lasat/ds1603.c b/arch/mips/lasat/ds1603.c
new file mode 100644
index 000000000000..0b315f51d62c
--- /dev/null
+++ b/arch/mips/lasat/ds1603.c
@@ -0,0 +1,183 @@
+/*
+ * Dallas Semiconductors 1603 RTC driver
+ *
+ * Brian Murphy <brian@murphy.dk>
+ *
+ */
+#include <linux/kernel.h>
+#include <asm/lasat/lasat.h>
+#include <linux/delay.h>
+#include <asm/lasat/ds1603.h>
+#include <asm/time.h>
+
+#include "ds1603.h"
+
+#define READ_TIME_CMD 0x81
+#define SET_TIME_CMD 0x80
+#define TRIMMER_SET_CMD 0xC0
+#define TRIMMER_VALUE_MASK 0x38
+#define TRIMMER_SHIFT 3
+
+struct ds_defs *ds1603;
+
+/* HW specific register functions */
+static void rtc_reg_write(unsigned long val)
+{
+ *ds1603->reg = val;
+}
+
+static unsigned long rtc_reg_read(void)
+{
+ unsigned long tmp = *ds1603->reg;
+ return tmp;
+}
+
+static unsigned long rtc_datareg_read(void)
+{
+ unsigned long tmp = *ds1603->data_reg;
+ return tmp;
+}
+
+static void rtc_nrst_high(void)
+{
+ rtc_reg_write(rtc_reg_read() | ds1603->rst);
+}
+
+static void rtc_nrst_low(void)
+{
+ rtc_reg_write(rtc_reg_read() & ~ds1603->rst);
+}
+
+static void rtc_cycle_clock(unsigned long data)
+{
+ data |= ds1603->clk;
+ rtc_reg_write(data);
+ lasat_ndelay(250);
+ if (ds1603->data_reversed)
+ data &= ~ds1603->data;
+ else
+ data |= ds1603->data;
+ data &= ~ds1603->clk;
+ rtc_reg_write(data);
+ lasat_ndelay(250 + ds1603->huge_delay);
+}
+
+static void rtc_write_databit(unsigned int bit)
+{
+ unsigned long data = rtc_reg_read();
+ if (ds1603->data_reversed)
+ bit = !bit;
+ if (bit)
+ data |= ds1603->data;
+ else
+ data &= ~ds1603->data;
+
+ rtc_reg_write(data);
+ lasat_ndelay(50 + ds1603->huge_delay);
+ rtc_cycle_clock(data);
+}
+
+static unsigned int rtc_read_databit(void)
+{
+ unsigned int data;
+
+ data = (rtc_datareg_read() & (1 << ds1603->data_read_shift))
+ >> ds1603->data_read_shift;
+ rtc_cycle_clock(rtc_reg_read());
+ return data;
+}
+
+static void rtc_write_byte(unsigned int byte)
+{
+ int i;
+
+ for (i = 0; i <= 7; i++) {
+ rtc_write_databit(byte & 1L);
+ byte >>= 1;
+ }
+}
+
+static void rtc_write_word(unsigned long word)
+{
+ int i;
+
+ for (i = 0; i <= 31; i++) {
+ rtc_write_databit(word & 1L);
+ word >>= 1;
+ }
+}
+
+static unsigned long rtc_read_word(void)
+{
+ int i;
+ unsigned long word = 0;
+ unsigned long shift = 0;
+
+ for (i = 0; i <= 31; i++) {
+ word |= rtc_read_databit() << shift;
+ shift++;
+ }
+ return word;
+}
+
+static void rtc_init_op(void)
+{
+ rtc_nrst_high();
+
+ rtc_reg_write(rtc_reg_read() & ~ds1603->clk);
+
+ lasat_ndelay(50);
+}
+
+static void rtc_end_op(void)
+{
+ rtc_nrst_low();
+ lasat_ndelay(1000);
+}
+
+/* interface */
+unsigned long ds1603_read(void)
+{
+ unsigned long word;
+ unsigned long flags;
+
+ spin_lock_irqsave(&rtc_lock, flags);
+ rtc_init_op();
+ rtc_write_byte(READ_TIME_CMD);
+ word = rtc_read_word();
+ rtc_end_op();
+ spin_unlock_irqrestore(&rtc_lock, flags);
+ return word;
+}
+
+int ds1603_set(unsigned long time)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&rtc_lock, flags);
+ rtc_init_op();
+ rtc_write_byte(SET_TIME_CMD);
+ rtc_write_word(time);
+ rtc_end_op();
+ spin_unlock_irqrestore(&rtc_lock, flags);
+
+ return 0;
+}
+
+void ds1603_set_trimmer(unsigned int trimval)
+{
+ rtc_init_op();
+ rtc_write_byte(((trimval << TRIMMER_SHIFT) & TRIMMER_VALUE_MASK)
+ | (TRIMMER_SET_CMD));
+ rtc_end_op();
+}
+
+void ds1603_disable(void)
+{
+ ds1603_set_trimmer(TRIMMER_DISABLE_RTC);
+}
+
+void ds1603_enable(void)
+{
+ ds1603_set_trimmer(TRIMMER_DEFAULT);
+}
diff --git a/arch/mips/lasat/ds1603.h b/arch/mips/lasat/ds1603.h
new file mode 100644
index 000000000000..c2e5c76a379d
--- /dev/null
+++ b/arch/mips/lasat/ds1603.h
@@ -0,0 +1,33 @@
+/*
+ * Dallas Semiconductors 1603 RTC driver
+ *
+ * Brian Murphy <brian@murphy.dk>
+ *
+ */
+#ifndef __DS1603_H
+#define __DS1603_H
+
+struct ds_defs {
+ volatile u32 *reg;
+ volatile u32 *data_reg;
+ u32 rst;
+ u32 clk;
+ u32 data;
+ u32 data_read_shift;
+ char data_reversed;
+ u32 huge_delay;
+};
+
+extern struct ds_defs *ds1603;
+
+unsigned long ds1603_read(void);
+int ds1603_set(unsigned long);
+void ds1603_set_trimmer(unsigned int);
+void ds1603_enable(void);
+void ds1603_disable(void);
+void ds1603_init(struct ds_defs *);
+
+#define TRIMMER_DEFAULT 3
+#define TRIMMER_DISABLE_RTC 0
+
+#endif
diff --git a/arch/mips/lasat/image/Makefile b/arch/mips/lasat/image/Makefile
new file mode 100644
index 000000000000..5332449ec040
--- /dev/null
+++ b/arch/mips/lasat/image/Makefile
@@ -0,0 +1,54 @@
+#
+# MAKEFILE FOR THE MIPS LINUX BOOTLOADER AND ROM DEBUGGER
+#
+# i-data Networks
+#
+# Author: Thomas Horsten <thh@i-data.com>
+#
+
+ifndef Version
+ Version = "$(USER)-test"
+endif
+
+MKLASATIMG = mklasatimg
+MKLASATIMG_ARCH = mq2,mqpro,sp100,sp200
+KERNEL_IMAGE = $(TOPDIR)/vmlinux
+KERNEL_START = $(shell $(NM) $(KERNEL_IMAGE) | grep " _text" | cut -f1 -d\ )
+KERNEL_ENTRY = $(shell $(NM) $(KERNEL_IMAGE) | grep kernel_entry | cut -f1 -d\ )
+
+LDSCRIPT= -L$(obj) -Tromscript.normal
+
+HEAD_DEFINES := -D_kernel_start=0x$(KERNEL_START) \
+ -D_kernel_entry=0x$(KERNEL_ENTRY) \
+ -D VERSION="\"$(Version)\"" \
+ -D TIMESTAMP=$(shell date +%s)
+
+$(obj)/head.o: $(obj)/head.S $(KERNEL_IMAGE)
+ $(CC) -fno-pic $(HEAD_DEFINES) -I$(TOPDIR)/include -c -o $@ $<
+
+OBJECTS = head.o kImage.o
+
+rom.sw: $(obj)/rom.sw
+rom.bin: $(obj)/rom.bin
+
+$(obj)/rom.sw: $(obj)/rom.bin
+ $(MKLASATIMG) -o $@ -k $^ -m $(MKLASATIMG_ARCH)
+
+$(obj)/rom.bin: $(obj)/rom
+ $(OBJCOPY) -O binary -S $^ $@
+
+# Rule to make the bootloader
+$(obj)/rom: $(addprefix $(obj)/,$(OBJECTS))
+ $(LD) $(LDFLAGS) $(LDSCRIPT) -o $@ $^
+
+$(obj)/%.o: $(obj)/%.gz
+ $(LD) -r -o $@ -b binary $<
+
+$(obj)/%.gz: $(obj)/%.bin
+ gzip -cf -9 $< > $@
+
+$(obj)/kImage.bin: $(KERNEL_IMAGE)
+ $(OBJCOPY) -O binary -S $^ $@
+
+clean:
+ rm -f rom rom.bin rom.sw kImage.bin kImage.o
diff --git a/arch/mips/lasat/image/head.S b/arch/mips/lasat/image/head.S
new file mode 100644
index 000000000000..efb95f2609c2
--- /dev/null
+++ b/arch/mips/lasat/image/head.S
@@ -0,0 +1,31 @@
+#include <asm/lasat/head.h>
+
+ .text
+ .section .text.start, "ax"
+ .set noreorder
+ .set mips3
+
+ /* Magic words identifying a software image */
+ .word LASAT_K_MAGIC0_VAL
+ .word LASAT_K_MAGIC1_VAL
+
+ /* Image header version */
+ .word 0x00000002
+
+ /* image start and size */
+ .word _image_start
+ .word _image_size
+
+ /* start of kernel and entrypoint in uncompressed image */
+ .word _kernel_start
+ .word _kernel_entry
+
+ /* Here we have room for future flags */
+
+ .org 0x40
+reldate:
+ .word TIMESTAMP
+
+ .org 0x50
+release:
+ .string VERSION
diff --git a/arch/mips/lasat/image/romscript.normal b/arch/mips/lasat/image/romscript.normal
new file mode 100644
index 000000000000..988f8ad189cb
--- /dev/null
+++ b/arch/mips/lasat/image/romscript.normal
@@ -0,0 +1,23 @@
+OUTPUT_ARCH(mips)
+
+SECTIONS
+{
+ .text :
+ {
+ *(.text.start)
+ }
+
+ /* Data in ROM */
+
+ .data ALIGN(0x10) :
+ {
+ *(.data)
+ }
+ _image_start = ADDR(.data);
+ _image_size = SIZEOF(.data);
+
+ .other :
+ {
+ *(.*)
+ }
+}
diff --git a/arch/mips/lasat/interrupt.c b/arch/mips/lasat/interrupt.c
new file mode 100644
index 000000000000..5f35289bfff5
--- /dev/null
+++ b/arch/mips/lasat/interrupt.c
@@ -0,0 +1,130 @@
+/*
+ * Carsten Langgaard, carstenl@mips.com
+ * Copyright (C) 1999,2000 MIPS Technologies, Inc. All rights reserved.
+ *
+ * This program is free software; you can distribute it and/or modify it
+ * under the terms of the GNU General Public License (Version 2) as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
+ *
+ * Routines for generic manipulation of the interrupts found on the
+ * Lasat boards.
+ */
+#include <linux/init.h>
+#include <linux/irq.h>
+#include <linux/sched.h>
+#include <linux/slab.h>
+#include <linux/interrupt.h>
+#include <linux/kernel_stat.h>
+
+#include <asm/bootinfo.h>
+#include <asm/lasat/lasatint.h>
+#include <asm/time.h>
+#include <asm/gdb-stub.h>
+
+static volatile int *lasat_int_status;
+static volatile int *lasat_int_mask;
+static volatile int lasat_int_mask_shift;
+
+void disable_lasat_irq(unsigned int irq_nr)
+{
+ *lasat_int_mask &= ~(1 << irq_nr) << lasat_int_mask_shift;
+}
+
+void enable_lasat_irq(unsigned int irq_nr)
+{
+ *lasat_int_mask |= (1 << irq_nr) << lasat_int_mask_shift;
+}
+
+static struct irq_chip lasat_irq_type = {
+ .name = "Lasat",
+ .ack = disable_lasat_irq,
+ .mask = disable_lasat_irq,
+ .mask_ack = disable_lasat_irq,
+ .unmask = enable_lasat_irq,
+};
+
+static inline int ls1bit32(unsigned int x)
+{
+ int b = 31, s;
+
+ s = 16; if (x << 16 == 0) s = 0; b -= s; x <<= s;
+ s = 8; if (x << 8 == 0) s = 0; b -= s; x <<= s;
+ s = 4; if (x << 4 == 0) s = 0; b -= s; x <<= s;
+ s = 2; if (x << 2 == 0) s = 0; b -= s; x <<= s;
+ s = 1; if (x << 1 == 0) s = 0; b -= s;
+
+ return b;
+}
+
+static unsigned long (*get_int_status)(void);
+
+static unsigned long get_int_status_100(void)
+{
+ return *lasat_int_status & *lasat_int_mask;
+}
+
+static unsigned long get_int_status_200(void)
+{
+ unsigned long int_status;
+
+ int_status = *lasat_int_status;
+ int_status &= (int_status >> LASATINT_MASK_SHIFT_200) & 0xffff;
+ return int_status;
+}
+
+asmlinkage void plat_irq_dispatch(void)
+{
+ unsigned long int_status;
+ unsigned int cause = read_c0_cause();
+ int irq;
+
+ if (cause & CAUSEF_IP7) { /* R4000 count / compare IRQ */
+ ll_timer_interrupt(7);
+ return;
+ }
+
+ int_status = get_int_status();
+
+ /* if int_status == 0, then the interrupt has already been cleared */
+ if (int_status) {
+ irq = ls1bit32(int_status);
+
+ do_IRQ(irq);
+ }
+}
+
+void __init arch_init_irq(void)
+{
+ int i;
+
+ switch (mips_machtype) {
+ case MACH_LASAT_100:
+ lasat_int_status = (void *)LASAT_INT_STATUS_REG_100;
+ lasat_int_mask = (void *)LASAT_INT_MASK_REG_100;
+ lasat_int_mask_shift = LASATINT_MASK_SHIFT_100;
+ get_int_status = get_int_status_100;
+ *lasat_int_mask = 0;
+ break;
+ case MACH_LASAT_200:
+ lasat_int_status = (void *)LASAT_INT_STATUS_REG_200;
+ lasat_int_mask = (void *)LASAT_INT_MASK_REG_200;
+ lasat_int_mask_shift = LASATINT_MASK_SHIFT_200;
+ get_int_status = get_int_status_200;
+ *lasat_int_mask &= 0xffff;
+ break;
+ default:
+ panic("arch_init_irq: mips_machtype incorrect");
+ }
+
+ for (i = 0; i <= LASATINT_END; i++)
+ set_irq_chip_and_handler(i, &lasat_irq_type, handle_level_irq);
+}
diff --git a/arch/mips/lasat/lasat_board.c b/arch/mips/lasat/lasat_board.c
new file mode 100644
index 000000000000..ec2f658c3709
--- /dev/null
+++ b/arch/mips/lasat/lasat_board.c
@@ -0,0 +1,280 @@
+/*
+ * Thomas Horsten <thh@lasat.com>
+ * Copyright (C) 2000 LASAT Networks A/S.
+ *
+ * This program is free software; you can distribute it and/or modify it
+ * under the terms of the GNU General Public License (Version 2) as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
+ *
+ * Routines specific to the LASAT boards
+ */
+#include <linux/types.h>
+#include <linux/crc32.h>
+#include <asm/lasat/lasat.h>
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/ctype.h>
+#include <asm/bootinfo.h>
+#include <asm/addrspace.h>
+#include "at93c.h"
+/* New model description table */
+#include "lasat_models.h"
+
+#define EEPROM_CRC(data, len) (~crc32(~0, data, len))
+
+struct lasat_info lasat_board_info;
+
+void update_bcastaddr(void);
+
+int EEPROMRead(unsigned int pos, unsigned char *data, int len)
+{
+ int i;
+
+ for (i = 0; i < len; i++)
+ *data++ = at93c_read(pos++);
+
+ return 0;
+}
+
+int EEPROMWrite(unsigned int pos, unsigned char *data, int len)
+{
+ int i;
+
+ for (i = 0; i < len; i++)
+ at93c_write(pos++, *data++);
+
+ return 0;
+}
+
+static void init_flash_sizes(void)
+{
+ unsigned long *lb = lasat_board_info.li_flashpart_base;
+ unsigned long *ls = lasat_board_info.li_flashpart_size;
+ int i;
+
+ ls[LASAT_MTD_BOOTLOADER] = 0x40000;
+ ls[LASAT_MTD_SERVICE] = 0xC0000;
+ ls[LASAT_MTD_NORMAL] = 0x100000;
+
+ if (mips_machtype == MACH_LASAT_100) {
+ lasat_board_info.li_flash_base = 0x1e000000;
+
+ lb[LASAT_MTD_BOOTLOADER] = 0x1e400000;
+
+ if (lasat_board_info.li_flash_size > 0x200000) {
+ ls[LASAT_MTD_CONFIG] = 0x100000;
+ ls[LASAT_MTD_FS] = 0x500000;
+ }
+ } else {
+ lasat_board_info.li_flash_base = 0x10000000;
+
+ if (lasat_board_info.li_flash_size < 0x1000000) {
+ lb[LASAT_MTD_BOOTLOADER] = 0x10000000;
+ ls[LASAT_MTD_CONFIG] = 0x100000;
+ if (lasat_board_info.li_flash_size >= 0x400000)
+ ls[LASAT_MTD_FS] =
+ lasat_board_info.li_flash_size - 0x300000;
+ }
+ }
+
+ for (i = 1; i < LASAT_MTD_LAST; i++)
+ lb[i] = lb[i-1] + ls[i-1];
+}
+
+int lasat_init_board_info(void)
+{
+ int c;
+ unsigned long crc;
+ unsigned long cfg0, cfg1;
+ const struct product_info *ppi;
+ int i_n_base_models = N_BASE_MODELS;
+ const char * const * i_txt_base_models = txt_base_models;
+ int i_n_prids = N_PRIDS;
+
+ memset(&lasat_board_info, 0, sizeof(lasat_board_info));
+
+ /* First read the EEPROM info */
+ EEPROMRead(0, (unsigned char *)&lasat_board_info.li_eeprom_info,
+ sizeof(struct lasat_eeprom_struct));
+
+ /* Check the CRC */
+ crc = EEPROM_CRC((unsigned char *)(&lasat_board_info.li_eeprom_info),
+ sizeof(struct lasat_eeprom_struct) - 4);
+
+ if (crc != lasat_board_info.li_eeprom_info.crc32) {
+ printk(KERN_WARNING "WARNING...\nWARNING...\nEEPROM CRC does "
+ "not match calculated, attempting to soldier on...\n");
+ }
+
+ if (lasat_board_info.li_eeprom_info.version != LASAT_EEPROM_VERSION) {
+ printk(KERN_WARNING "WARNING...\nWARNING...\nEEPROM version "
+ "%d, wanted version %d, attempting to soldier on...\n",
+ (unsigned int)lasat_board_info.li_eeprom_info.version,
+ LASAT_EEPROM_VERSION);
+ }
+
+ cfg0 = lasat_board_info.li_eeprom_info.cfg[0];
+ cfg1 = lasat_board_info.li_eeprom_info.cfg[1];
+
+ if (LASAT_W0_DSCTYPE(cfg0) != 1) {
+ printk(KERN_WARNING "WARNING...\nWARNING...\n"
+ "Invalid configuration read from EEPROM, attempting to "
+ "soldier on...");
+ }
+ /* We have a valid configuration */
+
+ switch (LASAT_W0_SDRAMBANKSZ(cfg0)) {
+ case 0:
+ lasat_board_info.li_memsize = 0x0800000;
+ break;
+ case 1:
+ lasat_board_info.li_memsize = 0x1000000;
+ break;
+ case 2:
+ lasat_board_info.li_memsize = 0x2000000;
+ break;
+ case 3:
+ lasat_board_info.li_memsize = 0x4000000;
+ break;
+ case 4:
+ lasat_board_info.li_memsize = 0x8000000;
+ break;
+ default:
+ lasat_board_info.li_memsize = 0;
+ }
+
+ switch (LASAT_W0_SDRAMBANKS(cfg0)) {
+ case 0:
+ break;
+ case 1:
+ lasat_board_info.li_memsize *= 2;
+ break;
+ default:
+ break;
+ }
+
+ switch (LASAT_W0_BUSSPEED(cfg0)) {
+ case 0x0:
+ lasat_board_info.li_bus_hz = 60000000;
+ break;
+ case 0x1:
+ lasat_board_info.li_bus_hz = 66000000;
+ break;
+ case 0x2:
+ lasat_board_info.li_bus_hz = 66666667;
+ break;
+ case 0x3:
+ lasat_board_info.li_bus_hz = 80000000;
+ break;
+ case 0x4:
+ lasat_board_info.li_bus_hz = 83333333;
+ break;
+ case 0x5:
+ lasat_board_info.li_bus_hz = 100000000;
+ break;
+ }
+
+ switch (LASAT_W0_CPUCLK(cfg0)) {
+ case 0x0:
+ lasat_board_info.li_cpu_hz =
+ lasat_board_info.li_bus_hz;
+ break;
+ case 0x1:
+ lasat_board_info.li_cpu_hz =
+ lasat_board_info.li_bus_hz +
+ (lasat_board_info.li_bus_hz >> 1);
+ break;
+ case 0x2:
+ lasat_board_info.li_cpu_hz =
+ lasat_board_info.li_bus_hz +
+ lasat_board_info.li_bus_hz;
+ break;
+ case 0x3:
+ lasat_board_info.li_cpu_hz =
+ lasat_board_info.li_bus_hz +
+ lasat_board_info.li_bus_hz +
+ (lasat_board_info.li_bus_hz >> 1);
+ break;
+ case 0x4:
+ lasat_board_info.li_cpu_hz =
+ lasat_board_info.li_bus_hz +
+ lasat_board_info.li_bus_hz +
+ lasat_board_info.li_bus_hz;
+ break;
+ }
+
+ /* Flash size */
+ switch (LASAT_W1_FLASHSIZE(cfg1)) {
+ case 0:
+ lasat_board_info.li_flash_size = 0x200000;
+ break;
+ case 1:
+ lasat_board_info.li_flash_size = 0x400000;
+ break;
+ case 2:
+ lasat_board_info.li_flash_size = 0x800000;
+ break;
+ case 3:
+ lasat_board_info.li_flash_size = 0x1000000;
+ break;
+ case 4:
+ lasat_board_info.li_flash_size = 0x2000000;
+ break;
+ }
+
+ init_flash_sizes();
+
+ lasat_board_info.li_bmid = LASAT_W0_BMID(cfg0);
+ lasat_board_info.li_prid = lasat_board_info.li_eeprom_info.prid;
+ if (lasat_board_info.li_prid == 0xffff || lasat_board_info.li_prid == 0)
+ lasat_board_info.li_prid = lasat_board_info.li_bmid;
+
+ /* Base model stuff */
+ if (lasat_board_info.li_bmid > i_n_base_models)
+ lasat_board_info.li_bmid = i_n_base_models;
+ strcpy(lasat_board_info.li_bmstr,
+ i_txt_base_models[lasat_board_info.li_bmid]);
+
+ /* Product ID dependent values */
+ c = lasat_board_info.li_prid;
+ if (c >= i_n_prids) {
+ strcpy(lasat_board_info.li_namestr, "Unknown Model");
+ strcpy(lasat_board_info.li_typestr, "Unknown Type");
+ } else {
+ ppi = &vendor_info_table[0].vi_product_info[c];
+ strcpy(lasat_board_info.li_namestr, ppi->pi_name);
+ if (ppi->pi_type)
+ strcpy(lasat_board_info.li_typestr, ppi->pi_type);
+ else
+ sprintf(lasat_board_info.li_typestr, "%d", 10 * c);
+ }
+
+#if defined(CONFIG_INET) && defined(CONFIG_SYSCTL)
+ update_bcastaddr();
+#endif
+
+ return 0;
+}
+
+void lasat_write_eeprom_info(void)
+{
+ unsigned long crc;
+
+ /* Generate the CRC */
+ crc = EEPROM_CRC((unsigned char *)(&lasat_board_info.li_eeprom_info),
+ sizeof(struct lasat_eeprom_struct) - 4);
+ lasat_board_info.li_eeprom_info.crc32 = crc;
+
+ /* Write the EEPROM info */
+ EEPROMWrite(0, (unsigned char *)&lasat_board_info.li_eeprom_info,
+ sizeof(struct lasat_eeprom_struct));
+}
diff --git a/arch/mips/lasat/lasat_models.h b/arch/mips/lasat/lasat_models.h
new file mode 100644
index 000000000000..e1cbd26ae1b3
--- /dev/null
+++ b/arch/mips/lasat/lasat_models.h
@@ -0,0 +1,67 @@
+/*
+ * Model description tables
+ */
+#include <linux/kernel.h>
+
+struct product_info {
+ const char *pi_name;
+ const char *pi_type;
+};
+
+struct vendor_info {
+ const char *vi_name;
+ const struct product_info *vi_product_info;
+};
+
+/*
+ * Base models
+ */
+static const char * const txt_base_models[] = {
+ "MQ 2", "MQ Pro", "SP 25", "SP 50", "SP 100", "SP 5000", "SP 7000",
+ "SP 1000", "Unknown"
+};
+#define N_BASE_MODELS (ARRAY_SIZE(txt_base_models) - 1)
+
+/*
+ * Eicon Networks
+ */
+static const char txt_en_mq[] = "Masquerade";
+static const char txt_en_sp[] = "Safepipe";
+
+static const struct product_info product_info_eicon[] = {
+ { txt_en_mq, "II" }, /* 0 */
+ { txt_en_mq, "Pro" }, /* 1 */
+ { txt_en_sp, "25" }, /* 2 */
+ { txt_en_sp, "50" }, /* 3 */
+ { txt_en_sp, "100" }, /* 4 */
+ { txt_en_sp, "5000" }, /* 5 */
+ { txt_en_sp, "7000" }, /* 6 */
+ { txt_en_sp, "30" }, /* 7 */
+ { txt_en_sp, "5100" }, /* 8 */
+ { txt_en_sp, "7100" }, /* 9 */
+ { txt_en_sp, "1110" }, /* 10 */
+ { txt_en_sp, "3020" }, /* 11 */
+ { txt_en_sp, "3030" }, /* 12 */
+ { txt_en_sp, "5020" }, /* 13 */
+ { txt_en_sp, "5030" }, /* 14 */
+ { txt_en_sp, "1120" }, /* 15 */
+ { txt_en_sp, "1130" }, /* 16 */
+ { txt_en_sp, "6010" }, /* 17 */
+ { txt_en_sp, "6110" }, /* 18 */
+ { txt_en_sp, "6210" }, /* 19 */
+ { txt_en_sp, "1020" }, /* 20 */
+ { txt_en_sp, "1040" }, /* 21 */
+ { txt_en_sp, "1050" }, /* 22 */
+ { txt_en_sp, "1060" }, /* 23 */
+};
+
+#define N_PRIDS ARRAY_SIZE(product_info_eicon)
+
+/*
+ * The vendor table
+ */
+static struct vendor_info const vendor_info_table[] = {
+ { "Eicon Networks", product_info_eicon },
+};
+
+#define N_VENDORS ARRAY_SIZE(vendor_info_table)
diff --git a/arch/mips/lasat/picvue.c b/arch/mips/lasat/picvue.c
new file mode 100644
index 000000000000..6471d0663fd8
--- /dev/null
+++ b/arch/mips/lasat/picvue.c
@@ -0,0 +1,244 @@
+/*
+ * Picvue PVC160206 display driver
+ *
+ * Brian Murphy <brian@murphy.dk>
+ *
+ */
+#include <linux/kernel.h>
+#include <linux/delay.h>
+#include <asm/bootinfo.h>
+#include <asm/lasat/lasat.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/errno.h>
+#include <linux/string.h>
+
+#include "picvue.h"
+
+#define PVC_BUSY 0x80
+#define PVC_NLINES 2
+#define PVC_DISPMEM 80
+#define PVC_LINELEN PVC_DISPMEM / PVC_NLINES
+
+struct pvc_defs *picvue;
+
+DECLARE_MUTEX(pvc_sem);
+
+static void pvc_reg_write(u32 val)
+{
+ *picvue->reg = val;
+}
+
+static u32 pvc_reg_read(void)
+{
+ u32 tmp = *picvue->reg;
+ return tmp;
+}
+
+static void pvc_write_byte(u32 data, u8 byte)
+{
+ data |= picvue->e;
+ pvc_reg_write(data);
+ data &= ~picvue->data_mask;
+ data |= byte << picvue->data_shift;
+ pvc_reg_write(data);
+ ndelay(220);
+ pvc_reg_write(data & ~picvue->e);
+ ndelay(220);
+}
+
+static u8 pvc_read_byte(u32 data)
+{
+ u8 byte;
+
+ data |= picvue->e;
+ pvc_reg_write(data);
+ ndelay(220);
+ byte = (pvc_reg_read() & picvue->data_mask) >> picvue->data_shift;
+ data &= ~picvue->e;
+ pvc_reg_write(data);
+ ndelay(220);
+ return byte;
+}
+
+static u8 pvc_read_data(void)
+{
+ u32 data = pvc_reg_read();
+ u8 byte;
+ data |= picvue->rw;
+ data &= ~picvue->rs;
+ pvc_reg_write(data);
+ ndelay(40);
+ byte = pvc_read_byte(data);
+ data |= picvue->rs;
+ pvc_reg_write(data);
+ return byte;
+}
+
+#define TIMEOUT 1000
+static int pvc_wait(void)
+{
+ int i = TIMEOUT;
+ int err = 0;
+
+ while ((pvc_read_data() & PVC_BUSY) && i)
+ i--;
+ if (i == 0)
+ err = -ETIME;
+
+ return err;
+}
+
+#define MODE_INST 0
+#define MODE_DATA 1
+static void pvc_write(u8 byte, int mode)
+{
+ u32 data = pvc_reg_read();
+ data &= ~picvue->rw;
+ if (mode == MODE_DATA)
+ data |= picvue->rs;
+ else
+ data &= ~picvue->rs;
+ pvc_reg_write(data);
+ ndelay(40);
+ pvc_write_byte(data, byte);
+ if (mode == MODE_DATA)
+ data &= ~picvue->rs;
+ else
+ data |= picvue->rs;
+ pvc_reg_write(data);
+ pvc_wait();
+}
+
+void pvc_write_string(const unsigned char *str, u8 addr, int line)
+{
+ int i = 0;
+
+ if (line > 0 && (PVC_NLINES > 1))
+ addr += 0x40 * line;
+ pvc_write(0x80 | addr, MODE_INST);
+
+ while (*str != 0 && i < PVC_LINELEN) {
+ pvc_write(*str++, MODE_DATA);
+ i++;
+ }
+}
+
+void pvc_write_string_centered(const unsigned char *str, int line)
+{
+ int len = strlen(str);
+ u8 addr;
+
+ if (len > PVC_VISIBLE_CHARS)
+ addr = 0;
+ else
+ addr = (PVC_VISIBLE_CHARS - strlen(str))/2;
+
+ pvc_write_string(str, addr, line);
+}
+
+void pvc_dump_string(const unsigned char *str)
+{
+ int len = strlen(str);
+
+ pvc_write_string(str, 0, 0);
+ if (len > PVC_VISIBLE_CHARS)
+ pvc_write_string(&str[PVC_VISIBLE_CHARS], 0, 1);
+}
+
+#define BM_SIZE 8
+#define MAX_PROGRAMMABLE_CHARS 8
+int pvc_program_cg(int charnum, u8 bitmap[BM_SIZE])
+{
+ int i;
+ int addr;
+
+ if (charnum > MAX_PROGRAMMABLE_CHARS)
+ return -ENOENT;
+
+ addr = charnum * 8;
+ pvc_write(0x40 | addr, MODE_INST);
+
+ for (i = 0; i < BM_SIZE; i++)
+ pvc_write(bitmap[i], MODE_DATA);
+ return 0;
+}
+
+#define FUNC_SET_CMD 0x20
+#define EIGHT_BYTE (1 << 4)
+#define FOUR_BYTE 0
+#define TWO_LINES (1 << 3)
+#define ONE_LINE 0
+#define LARGE_FONT (1 << 2)
+#define SMALL_FONT 0
+
+static void pvc_funcset(u8 cmd)
+{
+ pvc_write(FUNC_SET_CMD | (cmd & (EIGHT_BYTE|TWO_LINES|LARGE_FONT)),
+ MODE_INST);
+}
+
+#define ENTRYMODE_CMD 0x4
+#define AUTO_INC (1 << 1)
+#define AUTO_DEC 0
+#define CURSOR_FOLLOWS_DISP (1 << 0)
+
+static void pvc_entrymode(u8 cmd)
+{
+ pvc_write(ENTRYMODE_CMD | (cmd & (AUTO_INC|CURSOR_FOLLOWS_DISP)),
+ MODE_INST);
+}
+
+#define DISP_CNT_CMD 0x08
+#define DISP_OFF 0
+#define DISP_ON (1 << 2)
+#define CUR_ON (1 << 1)
+#define CUR_BLINK (1 << 0)
+void pvc_dispcnt(u8 cmd)
+{
+ pvc_write(DISP_CNT_CMD | (cmd & (DISP_ON|CUR_ON|CUR_BLINK)), MODE_INST);
+}
+
+#define MOVE_CMD 0x10
+#define DISPLAY (1 << 3)
+#define CURSOR 0
+#define RIGHT (1 << 2)
+#define LEFT 0
+void pvc_move(u8 cmd)
+{
+ pvc_write(MOVE_CMD | (cmd & (DISPLAY|RIGHT)), MODE_INST);
+}
+
+#define CLEAR_CMD 0x1
+void pvc_clear(void)
+{
+ pvc_write(CLEAR_CMD, MODE_INST);
+}
+
+#define HOME_CMD 0x2
+void pvc_home(void)
+{
+ pvc_write(HOME_CMD, MODE_INST);
+}
+
+int pvc_init(void)
+{
+ u8 cmd = EIGHT_BYTE;
+
+ if (PVC_NLINES == 2)
+ cmd |= (SMALL_FONT|TWO_LINES);
+ else
+ cmd |= (LARGE_FONT|ONE_LINE);
+ pvc_funcset(cmd);
+ pvc_dispcnt(DISP_ON);
+ pvc_entrymode(AUTO_INC);
+
+ pvc_clear();
+ pvc_write_string_centered("Display", 0);
+ pvc_write_string_centered("Initialized", 1);
+
+ return 0;
+}
+
+module_init(pvc_init);
+MODULE_LICENSE("GPL");
diff --git a/arch/mips/lasat/picvue.h b/arch/mips/lasat/picvue.h
new file mode 100644
index 000000000000..2a96bf971897
--- /dev/null
+++ b/arch/mips/lasat/picvue.h
@@ -0,0 +1,48 @@
+/*
+ * Picvue PVC160206 display driver
+ *
+ * Brian Murphy <brian.murphy@eicon.com>
+ *
+ */
+#include <asm/semaphore.h>
+
+struct pvc_defs {
+ volatile u32 *reg;
+ u32 data_shift;
+ u32 data_mask;
+ u32 e;
+ u32 rw;
+ u32 rs;
+};
+
+extern struct pvc_defs *picvue;
+
+#define PVC_NLINES 2
+#define PVC_DISPMEM 80
+#define PVC_LINELEN PVC_DISPMEM / PVC_NLINES
+#define PVC_VISIBLE_CHARS 16
+
+void pvc_write_string(const unsigned char *str, u8 addr, int line);
+void pvc_write_string_centered(const unsigned char *str, int line);
+void pvc_dump_string(const unsigned char *str);
+
+#define BM_SIZE 8
+#define MAX_PROGRAMMABLE_CHARS 8
+int pvc_program_cg(int charnum, u8 bitmap[BM_SIZE]);
+
+void pvc_dispcnt(u8 cmd);
+#define DISP_OFF 0
+#define DISP_ON (1 << 2)
+#define CUR_ON (1 << 1)
+#define CUR_BLINK (1 << 0)
+
+void pvc_move(u8 cmd);
+#define DISPLAY (1 << 3)
+#define CURSOR 0
+#define RIGHT (1 << 2)
+#define LEFT 0
+
+void pvc_clear(void);
+void pvc_home(void);
+
+extern struct semaphore pvc_sem;
diff --git a/arch/mips/lasat/picvue_proc.c b/arch/mips/lasat/picvue_proc.c
new file mode 100644
index 000000000000..9947c1525822
--- /dev/null
+++ b/arch/mips/lasat/picvue_proc.c
@@ -0,0 +1,191 @@
+/*
+ * Picvue PVC160206 display driver
+ *
+ * Brian Murphy <brian.murphy@eicon.com>
+ *
+ */
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/errno.h>
+
+#include <linux/proc_fs.h>
+#include <linux/interrupt.h>
+
+#include <linux/timer.h>
+
+#include "picvue.h"
+
+static char pvc_lines[PVC_NLINES][PVC_LINELEN+1];
+static int pvc_linedata[PVC_NLINES];
+static struct proc_dir_entry *pvc_display_dir;
+static char *pvc_linename[PVC_NLINES] = {"line1", "line2"};
+#define DISPLAY_DIR_NAME "display"
+static int scroll_dir, scroll_interval;
+
+static struct timer_list timer;
+
+static void pvc_display(unsigned long data)
+{
+ int i;
+
+ pvc_clear();
+ for (i = 0; i < PVC_NLINES; i++)
+ pvc_write_string(pvc_lines[i], 0, i);
+}
+
+static DECLARE_TASKLET(pvc_display_tasklet, &pvc_display, 0);
+
+static int pvc_proc_read_line(char *page, char **start,
+ off_t off, int count,
+ int *eof, void *data)
+{
+ char *origpage = page;
+ int lineno = *(int *)data;
+
+ if (lineno < 0 || lineno > PVC_NLINES) {
+ printk(KERN_WARNING "proc_read_line: invalid lineno %d\n", lineno);
+ return 0;
+ }
+
+ down(&pvc_sem);
+ page += sprintf(page, "%s\n", pvc_lines[lineno]);
+ up(&pvc_sem);
+
+ return page - origpage;
+}
+
+static int pvc_proc_write_line(struct file *file, const char *buffer,
+ unsigned long count, void *data)
+{
+ int origcount = count;
+ int lineno = *(int *)data;
+
+ if (lineno < 0 || lineno > PVC_NLINES) {
+ printk(KERN_WARNING "proc_write_line: invalid lineno %d\n",
+ lineno);
+ return origcount;
+ }
+
+ if (count > PVC_LINELEN)
+ count = PVC_LINELEN;
+
+ if (buffer[count-1] == '\n')
+ count--;
+
+ down(&pvc_sem);
+ strncpy(pvc_lines[lineno], buffer, count);
+ pvc_lines[lineno][count] = '\0';
+ up(&pvc_sem);
+
+ tasklet_schedule(&pvc_display_tasklet);
+
+ return origcount;
+}
+
+static int pvc_proc_write_scroll(struct file *file, const char *buffer,
+ unsigned long count, void *data)
+{
+ int origcount = count;
+ int cmd = simple_strtol(buffer, NULL, 10);
+
+ down(&pvc_sem);
+ if (scroll_interval != 0)
+ del_timer(&timer);
+
+ if (cmd == 0) {
+ scroll_dir = 0;
+ scroll_interval = 0;
+ } else {
+ if (cmd < 0) {
+ scroll_dir = -1;
+ scroll_interval = -cmd;
+ } else {
+ scroll_dir = 1;
+ scroll_interval = cmd;
+ }
+ add_timer(&timer);
+ }
+ up(&pvc_sem);
+
+ return origcount;
+}
+
+static int pvc_proc_read_scroll(char *page, char **start,
+ off_t off, int count,
+ int *eof, void *data)
+{
+ char *origpage = page;
+
+ down(&pvc_sem);
+ page += sprintf(page, "%d\n", scroll_dir * scroll_interval);
+ up(&pvc_sem);
+
+ return page - origpage;
+}
+
+
+void pvc_proc_timerfunc(unsigned long data)
+{
+ if (scroll_dir < 0)
+ pvc_move(DISPLAY|RIGHT);
+ else if (scroll_dir > 0)
+ pvc_move(DISPLAY|LEFT);
+
+ timer.expires = jiffies + scroll_interval;
+ add_timer(&timer);
+}
+
+static void pvc_proc_cleanup(void)
+{
+ int i;
+ for (i = 0; i < PVC_NLINES; i++)
+ remove_proc_entry(pvc_linename[i], pvc_display_dir);
+ remove_proc_entry("scroll", pvc_display_dir);
+ remove_proc_entry(DISPLAY_DIR_NAME, NULL);
+
+ del_timer(&timer);
+}
+
+static int __init pvc_proc_init(void)
+{
+ struct proc_dir_entry *proc_entry;
+ int i;
+
+ pvc_display_dir = proc_mkdir(DISPLAY_DIR_NAME, NULL);
+ if (pvc_display_dir == NULL)
+ goto error;
+
+ for (i = 0; i < PVC_NLINES; i++) {
+ strcpy(pvc_lines[i], "");
+ pvc_linedata[i] = i;
+ }
+ for (i = 0; i < PVC_NLINES; i++) {
+ proc_entry = create_proc_entry(pvc_linename[i], 0644,
+ pvc_display_dir);
+ if (proc_entry == NULL)
+ goto error;
+
+ proc_entry->read_proc = pvc_proc_read_line;
+ proc_entry->write_proc = pvc_proc_write_line;
+ proc_entry->data = &pvc_linedata[i];
+ }
+ proc_entry = create_proc_entry("scroll", 0644, pvc_display_dir);
+ if (proc_entry == NULL)
+ goto error;
+
+ proc_entry->write_proc = pvc_proc_write_scroll;
+ proc_entry->read_proc = pvc_proc_read_scroll;
+
+ init_timer(&timer);
+ timer.function = pvc_proc_timerfunc;
+
+ return 0;
+error:
+ pvc_proc_cleanup();
+ return -ENOMEM;
+}
+
+module_init(pvc_proc_init);
+module_exit(pvc_proc_cleanup);
+MODULE_LICENSE("GPL");
diff --git a/arch/mips/lasat/prom.c b/arch/mips/lasat/prom.c
new file mode 100644
index 000000000000..4b80fffcf262
--- /dev/null
+++ b/arch/mips/lasat/prom.c
@@ -0,0 +1,128 @@
+/*
+ * PROM interface routines.
+ */
+#include <linux/types.h>
+#include <linux/init.h>
+#include <linux/string.h>
+#include <linux/ctype.h>
+#include <linux/kernel.h>
+#include <linux/mm.h>
+#include <linux/bootmem.h>
+#include <linux/ioport.h>
+#include <asm/bootinfo.h>
+#include <asm/lasat/lasat.h>
+#include <asm/cpu.h>
+
+#include "at93c.h"
+#include <asm/lasat/eeprom.h>
+#include "prom.h"
+
+#define RESET_VECTOR 0xbfc00000
+#define PROM_JUMP_TABLE_ENTRY(n) (*((u32 *)(RESET_VECTOR + 0x20) + n))
+#define PROM_DISPLAY_ADDR PROM_JUMP_TABLE_ENTRY(0)
+#define PROM_PUTC_ADDR PROM_JUMP_TABLE_ENTRY(1)
+#define PROM_MONITOR_ADDR PROM_JUMP_TABLE_ENTRY(2)
+
+static void null_prom_display(const char *string, int pos, int clear)
+{
+}
+
+static void null_prom_monitor(void)
+{
+}
+
+static void null_prom_putc(char c)
+{
+}
+
+/* these are functions provided by the bootloader */
+static void (*__prom_putc)(char c) = null_prom_putc;
+
+void prom_putchar(char c)
+{
+ __prom_putc(c);
+}
+
+void (*prom_display)(const char *string, int pos, int clear) =
+ null_prom_display;
+void (*prom_monitor)(void) = null_prom_monitor;
+
+unsigned int lasat_ndelay_divider;
+
+static void setup_prom_vectors(void)
+{
+ u32 version = *(u32 *)(RESET_VECTOR + 0x90);
+
+ if (version >= 307) {
+ prom_display = (void *)PROM_DISPLAY_ADDR;
+ __prom_putc = (void *)PROM_PUTC_ADDR;
+ prom_monitor = (void *)PROM_MONITOR_ADDR;
+ }
+ printk(KERN_DEBUG "prom vectors set up\n");
+}
+
+static struct at93c_defs at93c_defs[N_MACHTYPES] = {
+ {
+ .reg = (void *)AT93C_REG_100,
+ .rdata_reg = (void *)AT93C_RDATA_REG_100,
+ .rdata_shift = AT93C_RDATA_SHIFT_100,
+ .wdata_shift = AT93C_WDATA_SHIFT_100,
+ .cs = AT93C_CS_M_100,
+ .clk = AT93C_CLK_M_100
+ }, {
+ .reg = (void *)AT93C_REG_200,
+ .rdata_reg = (void *)AT93C_RDATA_REG_200,
+ .rdata_shift = AT93C_RDATA_SHIFT_200,
+ .wdata_shift = AT93C_WDATA_SHIFT_200,
+ .cs = AT93C_CS_M_200,
+ .clk = AT93C_CLK_M_200
+ },
+};
+
+void __init prom_init(void)
+{
+ int argc = fw_arg0;
+ char **argv = (char **) fw_arg1;
+
+ setup_prom_vectors();
+
+ if (current_cpu_data.cputype == CPU_R5000) {
+ printk(KERN_INFO "LASAT 200 board\n");
+ mips_machtype = MACH_LASAT_200;
+ lasat_ndelay_divider = LASAT_200_DIVIDER;
+ } else {
+ printk(KERN_INFO "LASAT 100 board\n");
+ mips_machtype = MACH_LASAT_100;
+ lasat_ndelay_divider = LASAT_100_DIVIDER;
+ }
+
+ at93c = &at93c_defs[mips_machtype];
+
+ lasat_init_board_info(); /* Read info from EEPROM */
+
+ mips_machgroup = MACH_GROUP_LASAT;
+
+ /* Get the command line */
+ if (argc > 0) {
+ strncpy(arcs_cmdline, argv[0], CL_SIZE-1);
+ arcs_cmdline[CL_SIZE-1] = '\0';
+ }
+
+ /* Set the I/O base address */
+ set_io_port_base(KSEG1);
+
+ /* Set memory regions */
+ ioport_resource.start = 0;
+ ioport_resource.end = 0xffffffff; /* Wrong, fixme. */
+
+ add_memory_region(0, lasat_board_info.li_memsize, BOOT_MEM_RAM);
+}
+
+void __init prom_free_prom_memory(void)
+{
+}
+
+const char *get_system_type(void)
+{
+ return lasat_board_info.li_bmstr;
+}
diff --git a/arch/mips/lasat/prom.h b/arch/mips/lasat/prom.h
new file mode 100644
index 000000000000..337acbc27442
--- /dev/null
+++ b/arch/mips/lasat/prom.h
@@ -0,0 +1,7 @@
+#ifndef __PROM_H
+#define __PROM_H
+
+extern void (*prom_display)(const char *string, int pos, int clear);
+extern void (*prom_monitor)(void);
+
+#endif /* __PROM_H */
diff --git a/arch/mips/lasat/reset.c b/arch/mips/lasat/reset.c
new file mode 100644
index 000000000000..b1e7a89fb730
--- /dev/null
+++ b/arch/mips/lasat/reset.c
@@ -0,0 +1,61 @@
+/*
+ * Thomas Horsten <thh@lasat.com>
+ * Copyright (C) 2000 LASAT Networks A/S.
+ *
+ * This program is free software; you can distribute it and/or modify it
+ * under the terms of the GNU General Public License (Version 2) as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
+ *
+ * Reset the LASAT board.
+ */
+#include <linux/kernel.h>
+#include <linux/pm.h>
+
+#include <asm/reboot.h>
+#include <asm/system.h>
+#include <asm/lasat/lasat.h>
+
+#include "picvue.h"
+#include "prom.h"
+
+static void lasat_machine_restart(char *command);
+static void lasat_machine_halt(void);
+
+/* Used to set machine to boot in service mode via /proc interface */
+int lasat_boot_to_service;
+
+static void lasat_machine_restart(char *command)
+{
+ local_irq_disable();
+
+ if (lasat_boot_to_service) {
+ *(volatile unsigned int *)0xa0000024 = 0xdeadbeef;
+ *(volatile unsigned int *)0xa00000fc = 0xfedeabba;
+ }
+ *lasat_misc->reset_reg = 0xbedead;
+ for (;;) ;
+}
+
+static void lasat_machine_halt(void)
+{
+ local_irq_disable();
+
+ prom_monitor();
+ for (;;) ;
+}
+
+void lasat_reboot_setup(void)
+{
+ _machine_restart = lasat_machine_restart;
+ _machine_halt = lasat_machine_halt;
+ pm_power_off = lasat_machine_halt;
+}
diff --git a/arch/mips/lasat/serial.c b/arch/mips/lasat/serial.c
new file mode 100644
index 000000000000..205bd397d75b
--- /dev/null
+++ b/arch/mips/lasat/serial.c
@@ -0,0 +1,94 @@
+/*
+ * Registration of Lasat UART platform device.
+ *
+ * Copyright (C) 2007 Brian Murphy <brian@murphy.dk>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+#include <linux/errno.h>
+#include <linux/init.h>
+#include <linux/ioport.h>
+#include <linux/platform_device.h>
+#include <linux/serial_8250.h>
+
+#include <asm/bootinfo.h>
+#include <asm/lasat/lasat.h>
+#include <asm/lasat/serial.h>
+
+static struct resource lasat_serial_res[2] __initdata;
+
+static struct plat_serial8250_port lasat_serial8250_port[] = {
+ {
+ .iotype = UPIO_MEM,
+ .flags = UPF_IOREMAP | UPF_BOOT_AUTOCONF |
+ UPF_SKIP_TEST,
+ },
+ {},
+};
+
+static __init int lasat_uart_add(void)
+{
+ struct platform_device *pdev;
+ int retval;
+
+ pdev = platform_device_alloc("serial8250", -1);
+ if (!pdev)
+ return -ENOMEM;
+
+ if (mips_machtype == MACH_LASAT_100) {
+ lasat_serial_res[0].start = KSEG1ADDR(LASAT_UART_REGS_BASE_100);
+ lasat_serial_res[0].end = lasat_serial_res[0].start + LASAT_UART_REGS_SHIFT_100 * 8 - 1;
+ lasat_serial_res[0].flags = IORESOURCE_MEM;
+ lasat_serial_res[1].start = LASATINT_UART_100;
+ lasat_serial_res[1].end = LASATINT_UART_100;
+ lasat_serial_res[1].flags = IORESOURCE_IRQ;
+
+ lasat_serial8250_port[0].mapbase = LASAT_UART_REGS_BASE_100;
+ lasat_serial8250_port[0].uartclk = LASAT_BASE_BAUD_100 * 16;
+ lasat_serial8250_port[0].regshift = LASAT_UART_REGS_SHIFT_100;
+ lasat_serial8250_port[0].irq = LASATINT_UART_100;
+ } else {
+ lasat_serial_res[0].start = KSEG1ADDR(LASAT_UART_REGS_BASE_200);
+ lasat_serial_res[0].end = lasat_serial_res[0].start + LASAT_UART_REGS_SHIFT_200 * 8 - 1;
+ lasat_serial_res[0].flags = IORESOURCE_MEM;
+ lasat_serial_res[1].start = LASATINT_UART_200;
+ lasat_serial_res[1].end = LASATINT_UART_200;
+ lasat_serial_res[1].flags = IORESOURCE_IRQ;
+
+ lasat_serial8250_port[0].mapbase = LASAT_UART_REGS_BASE_200;
+ lasat_serial8250_port[0].uartclk = LASAT_BASE_BAUD_200 * 16;
+ lasat_serial8250_port[0].regshift = LASAT_UART_REGS_SHIFT_200;
+ lasat_serial8250_port[0].irq = LASATINT_UART_200;
+ }
+
+ pdev->id = PLAT8250_DEV_PLATFORM;
+ pdev->dev.platform_data = lasat_serial8250_port;
+
+ retval = platform_device_add_resources(pdev, lasat_serial_res, ARRAY_SIZE(lasat_serial_res));
+ if (retval)
+ goto err_free_device;
+
+ retval = platform_device_add(pdev);
+ if (retval)
+ goto err_free_device;
+
+ return 0;
+
+err_free_device:
+ platform_device_put(pdev);
+
+ return retval;
+}
+device_initcall(lasat_uart_add);
diff --git a/arch/mips/lasat/setup.c b/arch/mips/lasat/setup.c
new file mode 100644
index 000000000000..187e37821d93
--- /dev/null
+++ b/arch/mips/lasat/setup.c
@@ -0,0 +1,158 @@
+/*
+ * Carsten Langgaard, carstenl@mips.com
+ * Copyright (C) 1999 MIPS Technologies, Inc. All rights reserved.
+ *
+ * Thomas Horsten <thh@lasat.com>
+ * Copyright (C) 2000 LASAT Networks A/S.
+ *
+ * Brian Murphy <brian@murphy.dk>
+ *
+ * This program is free software; you can distribute it and/or modify it
+ * under the terms of the GNU General Public License (Version 2) as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
+ *
+ * Lasat specific setup.
+ */
+#include <linux/init.h>
+#include <linux/sched.h>
+#include <linux/pci.h>
+#include <linux/interrupt.h>
+#include <linux/tty.h>
+
+#include <asm/time.h>
+#include <asm/cpu.h>
+#include <asm/bootinfo.h>
+#include <asm/irq.h>
+#include <asm/lasat/lasat.h>
+#include <asm/lasat/serial.h>
+
+#ifdef CONFIG_PICVUE
+#include <linux/notifier.h>
+#endif
+
+#include "ds1603.h"
+#include <asm/lasat/ds1603.h>
+#include <asm/lasat/picvue.h>
+#include <asm/lasat/eeprom.h>
+
+#include "prom.h"
+
+int lasat_command_line;
+void lasatint_init(void);
+
+extern void lasat_reboot_setup(void);
+extern void pcisetup(void);
+extern void edhac_init(void *, void *, void *);
+extern void addrflt_init(void);
+
+struct lasat_misc lasat_misc_info[N_MACHTYPES] = {
+ {
+ .reset_reg = (void *)KSEG1ADDR(0x1c840000),
+ .flash_wp_reg = (void *)KSEG1ADDR(0x1c800000), 2
+ }, {
+ .reset_reg = (void *)KSEG1ADDR(0x11080000),
+ .flash_wp_reg = (void *)KSEG1ADDR(0x11000000), 6
+ }
+};
+
+struct lasat_misc *lasat_misc;
+
+#ifdef CONFIG_DS1603
+static struct ds_defs ds_defs[N_MACHTYPES] = {
+ { (void *)DS1603_REG_100, (void *)DS1603_REG_100,
+ DS1603_RST_100, DS1603_CLK_100, DS1603_DATA_100,
+ DS1603_DATA_SHIFT_100, 0, 0 },
+ { (void *)DS1603_REG_200, (void *)DS1603_DATA_REG_200,
+ DS1603_RST_200, DS1603_CLK_200, DS1603_DATA_200,
+ DS1603_DATA_READ_SHIFT_200, 1, 2000 }
+};
+#endif
+
+#ifdef CONFIG_PICVUE
+#include "picvue.h"
+static struct pvc_defs pvc_defs[N_MACHTYPES] = {
+ { (void *)PVC_REG_100, PVC_DATA_SHIFT_100, PVC_DATA_M_100,
+ PVC_E_100, PVC_RW_100, PVC_RS_100 },
+ { (void *)PVC_REG_200, PVC_DATA_SHIFT_200, PVC_DATA_M_200,
+ PVC_E_200, PVC_RW_200, PVC_RS_200 }
+};
+#endif
+
+static int lasat_panic_display(struct notifier_block *this,
+ unsigned long event, void *ptr)
+{
+#ifdef CONFIG_PICVUE
+ unsigned char *string = ptr;
+ if (string == NULL)
+ string = "Kernel Panic";
+ pvc_dump_string(string);
+#endif
+ return NOTIFY_DONE;
+}
+
+static int lasat_panic_prom_monitor(struct notifier_block *this,
+ unsigned long event, void *ptr)
+{
+ prom_monitor();
+ return NOTIFY_DONE;
+}
+
+static struct notifier_block lasat_panic_block[] =
+{
+ {
+ .notifier_call = lasat_panic_display,
+ .priority = INT_MAX
+ }, {
+ .notifier_call = lasat_panic_prom_monitor,
+ .priority = INT_MIN
+ }
+};
+
+static void lasat_time_init(void)
+{
+ mips_hpt_frequency = lasat_board_info.li_cpu_hz / 2;
+}
+
+void __init plat_timer_setup(struct irqaction *irq)
+{
+ change_c0_status(ST0_IM, IE_IRQ0 | IE_IRQ5);
+}
+
+void __init plat_mem_setup(void)
+{
+ int i;
+ lasat_misc = &lasat_misc_info[mips_machtype];
+#ifdef CONFIG_PICVUE
+ picvue = &pvc_defs[mips_machtype];
+#endif
+
+ /* Set up panic notifier */
+ for (i = 0; i < ARRAY_SIZE(lasat_panic_block); i++)
+ atomic_notifier_chain_register(&panic_notifier_list,
+ &lasat_panic_block[i]);
+
+ lasat_reboot_setup();
+
+ board_time_init = lasat_time_init;
+
+#ifdef CONFIG_DS1603
+ ds1603 = &ds_defs[mips_machtype];
+ rtc_mips_get_time = ds1603_read;
+ rtc_mips_set_time = ds1603_set;
+#endif
+
+#ifdef DYNAMIC_SERIAL_INIT
+ serial_init();
+#endif
+
+ pr_info("Lasat specific initialization complete\n");
+}
diff --git a/arch/mips/lasat/sysctl.c b/arch/mips/lasat/sysctl.c
new file mode 100644
index 000000000000..4575a829766d
--- /dev/null
+++ b/arch/mips/lasat/sysctl.c
@@ -0,0 +1,454 @@
+/*
+ * Thomas Horsten <thh@lasat.com>
+ * Copyright (C) 2000 LASAT Networks A/S.
+ *
+ * This program is free software; you can distribute it and/or modify it
+ * under the terms of the GNU General Public License (Version 2) as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
+ *
+ * Routines specific to the LASAT boards
+ */
+#include <linux/types.h>
+#include <asm/lasat/lasat.h>
+
+#include <linux/module.h>
+#include <linux/sysctl.h>
+#include <linux/stddef.h>
+#include <linux/init.h>
+#include <linux/fs.h>
+#include <linux/ctype.h>
+#include <linux/string.h>
+#include <linux/net.h>
+#include <linux/inet.h>
+#include <linux/mutex.h>
+#include <linux/uaccess.h>
+
+#include "sysctl.h"
+#include "ds1603.h"
+
+static DEFINE_MUTEX(lasat_info_mutex);
+
+/* Strategy function to write EEPROM after changing string entry */
+int sysctl_lasatstring(ctl_table *table, int *name, int nlen,
+ void *oldval, size_t *oldlenp,
+ void *newval, size_t newlen)
+{
+ int r;
+
+ mutex_lock(&lasat_info_mutex);
+ r = sysctl_string(table, name,
+ nlen, oldval, oldlenp, newval, newlen);
+ if (r < 0) {
+ mutex_unlock(&lasat_info_mutex);
+ return r;
+ }
+ if (newval && newlen)
+ lasat_write_eeprom_info();
+ mutex_unlock(&lasat_info_mutex);
+
+ return 1;
+}
+
+
+/* And the same for proc */
+int proc_dolasatstring(ctl_table *table, int write, struct file *filp,
+ void *buffer, size_t *lenp, loff_t *ppos)
+{
+ int r;
+
+ mutex_lock(&lasat_info_mutex);
+ r = proc_dostring(table, write, filp, buffer, lenp, ppos);
+ if ((!write) || r) {
+ mutex_unlock(&lasat_info_mutex);
+ return r;
+ }
+ lasat_write_eeprom_info();
+ mutex_unlock(&lasat_info_mutex);
+
+ return 0;
+}
+
+/* proc function to write EEPROM after changing int entry */
+int proc_dolasatint(ctl_table *table, int write, struct file *filp,
+ void *buffer, size_t *lenp, loff_t *ppos)
+{
+ int r;
+
+ mutex_lock(&lasat_info_mutex);
+ r = proc_dointvec(table, write, filp, buffer, lenp, ppos);
+ if ((!write) || r) {
+ mutex_unlock(&lasat_info_mutex);
+ return r;
+ }
+ lasat_write_eeprom_info();
+ mutex_unlock(&lasat_info_mutex);
+
+ return 0;
+}
+
+static int rtctmp;
+
+#ifdef CONFIG_DS1603
+/* proc function to read/write RealTime Clock */
+int proc_dolasatrtc(ctl_table *table, int write, struct file *filp,
+ void *buffer, size_t *lenp, loff_t *ppos)
+{
+ int r;
+
+ mutex_lock(&lasat_info_mutex);
+ if (!write) {
+ rtctmp = ds1603_read();
+ /* check for time < 0 and set to 0 */
+ if (rtctmp < 0)
+ rtctmp = 0;
+ }
+ r = proc_dointvec(table, write, filp, buffer, lenp, ppos);
+ if ((!write) || r) {
+ mutex_unlock(&lasat_info_mutex);
+ return r;
+ }
+ ds1603_set(rtctmp);
+ mutex_unlock(&lasat_info_mutex);
+
+ return 0;
+}
+#endif
+
+/* Sysctl for setting the IP addresses */
+int sysctl_lasat_intvec(ctl_table *table, int *name, int nlen,
+ void *oldval, size_t *oldlenp,
+ void *newval, size_t newlen)
+{
+ int r;
+
+ mutex_lock(&lasat_info_mutex);
+ r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen);
+ if (r < 0) {
+ mutex_unlock(&lasat_info_mutex);
+ return r;
+ }
+ if (newval && newlen)
+ lasat_write_eeprom_info();
+ mutex_unlock(&lasat_info_mutex);
+
+ return 1;
+}
+
+#ifdef CONFIG_DS1603
+/* Same for RTC */
+int sysctl_lasat_rtc(ctl_table *table, int *name, int nlen,
+ void *oldval, size_t *oldlenp,
+ void *newval, size_t newlen)
+{
+ int r;
+
+ mutex_lock(&lasat_info_mutex);
+ rtctmp = ds1603_read();
+ if (rtctmp < 0)
+ rtctmp = 0;
+ r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen);
+ if (r < 0) {
+ mutex_unlock(&lasat_info_mutex);
+ return r;
+ }
+ if (newval && newlen)
+ ds1603_set(rtctmp);
+ mutex_unlock(&lasat_info_mutex);
+
+ return 1;
+}
+#endif
+
+#ifdef CONFIG_INET
+static char lasat_bcastaddr[16];
+
+void update_bcastaddr(void)
+{
+ unsigned int ip;
+
+ ip = (lasat_board_info.li_eeprom_info.ipaddr &
+ lasat_board_info.li_eeprom_info.netmask) |
+ ~lasat_board_info.li_eeprom_info.netmask;
+
+ sprintf(lasat_bcastaddr, "%d.%d.%d.%d",
+ (ip) & 0xff,
+ (ip >> 8) & 0xff,
+ (ip >> 16) & 0xff,
+ (ip >> 24) & 0xff);
+}
+
+static char proc_lasat_ipbuf[32];
+
+/* Parsing of IP address */
+int proc_lasat_ip(ctl_table *table, int write, struct file *filp,
+ void *buffer, size_t *lenp, loff_t *ppos)
+{
+ unsigned int ip;
+ char *p, c;
+ int len;
+
+ if (!table->data || !table->maxlen || !*lenp ||
+ (*ppos && !write)) {
+ *lenp = 0;
+ return 0;
+ }
+
+ mutex_lock(&lasat_info_mutex);
+ if (write) {
+ len = 0;
+ p = buffer;
+ while (len < *lenp) {
+ if (get_user(c, p++)) {
+ mutex_unlock(&lasat_info_mutex);
+ return -EFAULT;
+ }
+ if (c == 0 || c == '\n')
+ break;
+ len++;
+ }
+ if (len >= sizeof(proc_lasat_ipbuf)-1)
+ len = sizeof(proc_lasat_ipbuf) - 1;
+ if (copy_from_user(proc_lasat_ipbuf, buffer, len)) {
+ mutex_unlock(&lasat_info_mutex);
+ return -EFAULT;
+ }
+ proc_lasat_ipbuf[len] = 0;
+ *ppos += *lenp;
+ /* Now see if we can convert it to a valid IP */
+ ip = in_aton(proc_lasat_ipbuf);
+ *(unsigned int *)(table->data) = ip;
+ lasat_write_eeprom_info();
+ } else {
+ ip = *(unsigned int *)(table->data);
+ sprintf(proc_lasat_ipbuf, "%d.%d.%d.%d",
+ (ip) & 0xff,
+ (ip >> 8) & 0xff,
+ (ip >> 16) & 0xff,
+ (ip >> 24) & 0xff);
+ len = strlen(proc_lasat_ipbuf);
+ if (len > *lenp)
+ len = *lenp;
+ if (len)
+ if (copy_to_user(buffer, proc_lasat_ipbuf, len)) {
+ mutex_unlock(&lasat_info_mutex);
+ return -EFAULT;
+ }
+ if (len < *lenp) {
+ if (put_user('\n', ((char *) buffer) + len)) {
+ mutex_unlock(&lasat_info_mutex);
+ return -EFAULT;
+ }
+ len++;
+ }
+ *lenp = len;
+ *ppos += len;
+ }
+ update_bcastaddr();
+ mutex_unlock(&lasat_info_mutex);
+
+ return 0;
+}
+#endif /* defined(CONFIG_INET) */
+
+static int sysctl_lasat_eeprom_value(ctl_table *table, int *name, int nlen,
+ void *oldval, size_t *oldlenp,
+ void *newval, size_t newlen)
+{
+ int r;
+
+ mutex_lock(&lasat_info_mutex);
+ r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen);
+ if (r < 0) {
+ mutex_unlock(&lasat_info_mutex);
+ return r;
+ }
+
+ if (newval && newlen) {
+ if (name && *name == LASAT_PRID)
+ lasat_board_info.li_eeprom_info.prid = *(int *)newval;
+
+ lasat_write_eeprom_info();
+ lasat_init_board_info();
+ }
+ mutex_unlock(&lasat_info_mutex);
+
+ return 0;
+}
+
+int proc_lasat_eeprom_value(ctl_table *table, int write, struct file *filp,
+ void *buffer, size_t *lenp, loff_t *ppos)
+{
+ int r;
+
+ mutex_lock(&lasat_info_mutex);
+ r = proc_dointvec(table, write, filp, buffer, lenp, ppos);
+ if ((!write) || r) {
+ mutex_unlock(&lasat_info_mutex);
+ return r;
+ }
+ if (filp && filp->f_path.dentry) {
+ if (!strcmp(filp->f_path.dentry->d_name.name, "prid"))
+ lasat_board_info.li_eeprom_info.prid =
+ lasat_board_info.li_prid;
+ if (!strcmp(filp->f_path.dentry->d_name.name, "debugaccess"))
+ lasat_board_info.li_eeprom_info.debugaccess =
+ lasat_board_info.li_debugaccess;
+ }
+ lasat_write_eeprom_info();
+ mutex_unlock(&lasat_info_mutex);
+
+ return 0;
+}
+
+extern int lasat_boot_to_service;
+
+#ifdef CONFIG_SYSCTL
+
+static ctl_table lasat_table[] = {
+ {
+ .ctl_name = CTL_UNNUMBERED,
+ .procname = "cpu-hz",
+ .data = &lasat_board_info.li_cpu_hz,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec,
+ .strategy = &sysctl_intvec
+ },
+ {
+ .ctl_name = CTL_UNNUMBERED,
+ .procname = "bus-hz",
+ .data = &lasat_board_info.li_bus_hz,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec,
+ .strategy = &sysctl_intvec
+ },
+ {
+ .ctl_name = CTL_UNNUMBERED,
+ .procname = "bmid",
+ .data = &lasat_board_info.li_bmid,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = &proc_dointvec,
+ .strategy = &sysctl_intvec
+ },
+ {
+ .ctl_name = CTL_UNNUMBERED,
+ .procname = "prid",
+ .data = &lasat_board_info.li_prid,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = &proc_lasat_eeprom_value,
+ .strategy = &sysctl_lasat_eeprom_value
+ },
+#ifdef CONFIG_INET
+ {
+ .ctl_name = CTL_UNNUMBERED,
+ .procname = "ipaddr",
+ .data = &lasat_board_info.li_eeprom_info.ipaddr,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = &proc_lasat_ip,
+ .strategy = &sysctl_lasat_intvec
+ },
+ {
+ .ctl_name = LASAT_NETMASK,
+ .procname = "netmask",
+ .data = &lasat_board_info.li_eeprom_info.netmask,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = &proc_lasat_ip,
+ .strategy = &sysctl_lasat_intvec
+ },
+ {
+ .ctl_name = CTL_UNNUMBERED,
+ .procname = "bcastaddr",
+ .data = &lasat_bcastaddr,
+ .maxlen = sizeof(lasat_bcastaddr),
+ .mode = 0600,
+ .proc_handler = &proc_dostring,
+ .strategy = &sysctl_string
+ },
+#endif
+ {
+ .ctl_name = CTL_UNNUMBERED,
+ .procname = "passwd_hash",
+ .data = &lasat_board_info.li_eeprom_info.passwd_hash,
+ .maxlen =
+ sizeof(lasat_board_info.li_eeprom_info.passwd_hash),
+ .mode = 0600,
+ .proc_handler = &proc_dolasatstring,
+ .strategy = &sysctl_lasatstring
+ },
+ {
+ .ctl_name = CTL_UNNUMBERED,
+ .procname = "boot-service",
+ .data = &lasat_boot_to_service,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = &proc_dointvec,
+ .strategy = &sysctl_intvec
+ },
+#ifdef CONFIG_DS1603
+ {
+ .ctl_name = CTL_UNNUMBERED,
+ .procname = "rtc",
+ .data = &rtctmp,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = &proc_dolasatrtc,
+ .strategy = &sysctl_lasat_rtc
+ },
+#endif
+ {
+ .ctl_name = CTL_UNNUMBERED,
+ .procname = "namestr",
+ .data = &lasat_board_info.li_namestr,
+ .maxlen = sizeof(lasat_board_info.li_namestr),
+ .mode = 0444,
+ .proc_handler = &proc_dostring,
+ .strategy = &sysctl_string
+ },
+ {
+ .ctl_name = CTL_UNNUMBERED,
+ .procname = "typestr",
+ .data = &lasat_board_info.li_typestr,
+ .maxlen = sizeof(lasat_board_info.li_typestr),
+ .mode = 0444,
+ .proc_handler = &proc_dostring,
+ .strategy = &sysctl_string
+ },
+ {}
+};
+
+static ctl_table lasat_root_table[] = {
+ {
+ .ctl_name = CTL_UNNUMBERED,
+ .procname = "lasat",
+ .mode = 0555,
+ .child = lasat_table
+ },
+ {}
+};
+
+static int __init lasat_register_sysctl(void)
+{
+ struct ctl_table_header *lasat_table_header;
+
+ lasat_table_header =
+ register_sysctl_table(lasat_root_table);
+
+ return 0;
+}
+
+__initcall(lasat_register_sysctl);
+#endif /* CONFIG_SYSCTL */
diff --git a/arch/mips/lasat/sysctl.h b/arch/mips/lasat/sysctl.h
new file mode 100644
index 000000000000..341b97933423
--- /dev/null
+++ b/arch/mips/lasat/sysctl.h
@@ -0,0 +1,24 @@
+/*
+ * LASAT sysctl values
+ */
+
+#ifndef _LASAT_SYSCTL_H
+#define _LASAT_SYSCTL_H
+
+/* /proc/sys/lasat */
+enum {
+ LASAT_CPU_HZ = 1,
+ LASAT_BUS_HZ,
+ LASAT_MODEL,
+ LASAT_PRID,
+ LASAT_IPADDR,
+ LASAT_NETMASK,
+ LASAT_BCAST,
+ LASAT_PASSWORD,
+ LASAT_SBOOT,
+ LASAT_RTC,
+ LASAT_NAMESTR,
+ LASAT_TYPESTR,
+};
+
+#endif /* _LASAT_SYSCTL_H */
diff --git a/arch/mips/pci/Makefile b/arch/mips/pci/Makefile
index 4ee6800e67e6..ed0c07622baa 100644
--- a/arch/mips/pci/Makefile
+++ b/arch/mips/pci/Makefile
@@ -10,6 +10,7 @@ obj-y += pci.o
obj-$(CONFIG_MIPS_BONITO64) += ops-bonito64.o
obj-$(CONFIG_PCI_GT64XXX_PCI0) += ops-gt64xxx_pci0.o
obj-$(CONFIG_MIPS_MSC) += ops-msc.o
+obj-$(CONFIG_MIPS_NILE4) += ops-nile4.o
obj-$(CONFIG_MIPS_TX3927) += ops-tx3927.o
obj-$(CONFIG_PCI_VR41XX) += ops-vr41xx.o pci-vr41xx.o
obj-$(CONFIG_NEC_CMBVR4133) += fixup-vr4133.o
@@ -19,6 +20,7 @@ obj-$(CONFIG_MARKEINS) += ops-emma2rh.o pci-emma2rh.o fixup-emma2rh.o
# These are still pretty much in the old state, watch, go blind.
#
obj-$(CONFIG_BASLER_EXCITE) += ops-titan.o pci-excite.o fixup-excite.o
+obj-$(CONFIG_LASAT) += pci-lasat.o
obj-$(CONFIG_MIPS_ATLAS) += fixup-atlas.o
obj-$(CONFIG_MIPS_COBALT) += fixup-cobalt.o
obj-$(CONFIG_SOC_AU1500) += fixup-au1000.o ops-au1000.o
diff --git a/arch/mips/pci/ops-nile4.c b/arch/mips/pci/ops-nile4.c
new file mode 100644
index 000000000000..b7f0fb0210f4
--- /dev/null
+++ b/arch/mips/pci/ops-nile4.c
@@ -0,0 +1,147 @@
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/pci.h>
+#include <asm/bootinfo.h>
+
+#include <asm/lasat/lasat.h>
+#include <asm/gt64120.h>
+#include <asm/nile4.h>
+
+#define PCI_ACCESS_READ 0
+#define PCI_ACCESS_WRITE 1
+
+#define LO(reg) (reg / 4)
+#define HI(reg) (reg / 4 + 1)
+
+volatile unsigned long *const vrc_pciregs = (void *) Vrc5074_BASE;
+
+static DEFINE_SPINLOCK(nile4_pci_lock);
+
+static int nile4_pcibios_config_access(unsigned char access_type,
+ struct pci_bus *bus, unsigned int devfn, int where, u32 *val)
+{
+ unsigned char busnum = bus->number;
+ u32 adr, mask, err;
+
+ if ((busnum == 0) && (PCI_SLOT(devfn) > 8))
+ /* The addressing scheme chosen leaves room for just
+ * 8 devices on the first busnum (besides the PCI
+ * controller itself) */
+ return PCIBIOS_DEVICE_NOT_FOUND;
+
+ if ((busnum == 0) && (devfn == PCI_DEVFN(0, 0))) {
+ /* Access controller registers directly */
+ if (access_type == PCI_ACCESS_WRITE) {
+ vrc_pciregs[(0x200 + where) >> 2] = *val;
+ } else {
+ *val = vrc_pciregs[(0x200 + where) >> 2];
+ }
+ return PCIBIOS_SUCCESSFUL;
+ }
+
+ /* Temporarily map PCI Window 1 to config space */
+ mask = vrc_pciregs[LO(NILE4_PCIINIT1)];
+ vrc_pciregs[LO(NILE4_PCIINIT1)] = 0x0000001a | (busnum ? 0x200 : 0);
+
+ /* Clear PCI Error register. This also clears the Error Type
+ * bits in the Control register */
+ vrc_pciregs[LO(NILE4_PCIERR)] = 0;
+ vrc_pciregs[HI(NILE4_PCIERR)] = 0;
+
+ /* Setup address */
+ if (busnum == 0)
+ adr =
+ KSEG1ADDR(PCI_WINDOW1) +
+ ((1 << (PCI_SLOT(devfn) + 15)) | (PCI_FUNC(devfn) << 8)
+ | (where & ~3));
+ else
+ adr = KSEG1ADDR(PCI_WINDOW1) | (busnum << 16) | (devfn << 8) |
+ (where & ~3);
+
+ if (access_type == PCI_ACCESS_WRITE)
+ *(u32 *) adr = *val;
+ else
+ *val = *(u32 *) adr;
+
+ /* Check for master or target abort */
+ err = (vrc_pciregs[HI(NILE4_PCICTRL)] >> 5) & 0x7;
+
+ /* Restore PCI Window 1 */
+ vrc_pciregs[LO(NILE4_PCIINIT1)] = mask;
+
+ if (err)
+ return PCIBIOS_DEVICE_NOT_FOUND;
+
+ return PCIBIOS_SUCCESSFUL;
+}
+
+static int nile4_pcibios_read(struct pci_bus *bus, unsigned int devfn,
+ int where, int size, u32 *val)
+{
+ unsigned long flags;
+ u32 data = 0;
+ int err;
+
+ if ((size == 2) && (where & 1))
+ return PCIBIOS_BAD_REGISTER_NUMBER;
+ else if ((size == 4) && (where & 3))
+ return PCIBIOS_BAD_REGISTER_NUMBER;
+
+ spin_lock_irqsave(&nile4_pci_lock, flags);
+ err = nile4_pcibios_config_access(PCI_ACCESS_READ, bus, devfn, where,
+ &data);
+ spin_unlock_irqrestore(&nile4_pci_lock, flags);
+
+ if (err)
+ return err;
+
+ if (size == 1)
+ *val = (data >> ((where & 3) << 3)) & 0xff;
+ else if (size == 2)
+ *val = (data >> ((where & 3) << 3)) & 0xffff;
+ else
+ *val = data;
+
+ return PCIBIOS_SUCCESSFUL;
+}
+
+static int nile4_pcibios_write(struct pci_bus *bus, unsigned int devfn,
+ int where, int size, u32 val)
+{
+ unsigned long flags;
+ u32 data = 0;
+ int err;
+
+ if ((size == 2) && (where & 1))
+ return PCIBIOS_BAD_REGISTER_NUMBER;
+ else if ((size == 4) && (where & 3))
+ return PCIBIOS_BAD_REGISTER_NUMBER;
+
+ spin_lock_irqsave(&nile4_pci_lock, flags);
+ err = nile4_pcibios_config_access(PCI_ACCESS_READ, bus, devfn, where,
+ &data);
+ spin_unlock_irqrestore(&nile4_pci_lock, flags);
+
+ if (err)
+ return err;
+
+ if (size == 1)
+ data = (data & ~(0xff << ((where & 3) << 3))) |
+ (val << ((where & 3) << 3));
+ else if (size == 2)
+ data = (data & ~(0xffff << ((where & 3) << 3))) |
+ (val << ((where & 3) << 3));
+ else
+ data = val;
+
+ if (nile4_pcibios_config_access
+ (PCI_ACCESS_WRITE, bus, devfn, where, &data))
+ return -1;
+
+ return PCIBIOS_SUCCESSFUL;
+}
+
+struct pci_ops nile4_pci_ops = {
+ .read = nile4_pcibios_read,
+ .write = nile4_pcibios_write,
+};
diff --git a/arch/mips/pci/pci-lasat.c b/arch/mips/pci/pci-lasat.c
new file mode 100644
index 000000000000..5abd5c7119be
--- /dev/null
+++ b/arch/mips/pci/pci-lasat.c
@@ -0,0 +1,91 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2000, 2001, 04 Keith M Wesolowski
+ */
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/pci.h>
+#include <linux/types.h>
+#include <asm/bootinfo.h>
+
+extern struct pci_ops nile4_pci_ops;
+extern struct pci_ops gt64xxx_pci0_ops;
+static struct resource lasat_pci_mem_resource = {
+ .name = "LASAT PCI MEM",
+ .start = 0x18000000,
+ .end = 0x19ffffff,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct resource lasat_pci_io_resource = {
+ .name = "LASAT PCI IO",
+ .start = 0x1a000000,
+ .end = 0x1bffffff,
+ .flags = IORESOURCE_IO,
+};
+
+static struct pci_controller lasat_pci_controller = {
+ .mem_resource = &lasat_pci_mem_resource,
+ .io_resource = &lasat_pci_io_resource,
+};
+
+static int __init lasat_pci_setup(void)
+{
+ printk(KERN_DEBUG "PCI: starting\n");
+
+ switch (mips_machtype) {
+ case MACH_LASAT_100:
+ lasat_pci_controller.pci_ops = &gt64xxx_pci0_ops;
+ break;
+ case MACH_LASAT_200:
+ lasat_pci_controller.pci_ops = &nile4_pci_ops;
+ break;
+ default:
+ panic("pcibios_init: mips_machtype incorrect");
+ }
+
+ register_pci_controller(&lasat_pci_controller);
+
+ return 0;
+}
+
+arch_initcall(lasat_pci_setup);
+
+#define LASATINT_ETH1 0
+#define LASATINT_ETH0 1
+#define LASATINT_HDC 2
+#define LASATINT_COMP 3
+#define LASATINT_HDLC 4
+#define LASATINT_PCIA 5
+#define LASATINT_PCIB 6
+#define LASATINT_PCIC 7
+#define LASATINT_PCID 8
+
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+{
+ switch (slot) {
+ case 1:
+ case 2:
+ case 3:
+ return LASATINT_PCIA + (((slot-1) + (pin-1)) % 4);
+ case 4:
+ return LASATINT_ETH1; /* Ethernet 1 (LAN 2) */
+ case 5:
+ return LASATINT_ETH0; /* Ethernet 0 (LAN 1) */
+ case 6:
+ return LASATINT_HDC; /* IDE controller */
+ default:
+ return 0xff; /* Illegal */
+ }
+
+ return -1;
+}
+
+/* Do platform specific device initialization at pci_enable_device() time */
+int pcibios_plat_dev_init(struct pci_dev *dev)
+{
+ return 0;
+}