diff options
32 files changed, 1937 insertions, 6 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 195650935c7..8136d32cd78 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -271,6 +271,14 @@ config ARCH_L7200 If you have any questions or comments about the Linux kernel port to this board, send e-mail to <sjhill@cotw.com>. +config ARCH_NS9XXX + bool "NetSilicon NS9xxx" + help + Say Y here if you intend to run this kernel on a NetSilicon NS9xxx + System. + + <http://www.digi.com/products/microprocessors/index.jsp> + config ARCH_PNX4008 bool "Philips Nexperia PNX4008 Mobile" help @@ -391,6 +399,8 @@ source "arch/arm/mach-at91/Kconfig" source "arch/arm/mach-netx/Kconfig" +source "arch/arm/mach-ns9xxx/Kconfig" + # Definitions to make life easier config ARCH_ACORN bool diff --git a/arch/arm/Makefile b/arch/arm/Makefile index 2cd871c82c9..1320418b5d6 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -124,10 +124,12 @@ endif machine-$(CONFIG_ARCH_H720X) := h720x machine-$(CONFIG_ARCH_AAEC2000) := aaec2000 machine-$(CONFIG_ARCH_REALVIEW) := realview - machine-$(CONFIG_ARCH_AT91) := at91 - machine-$(CONFIG_ARCH_EP93XX) := ep93xx - machine-$(CONFIG_ARCH_PNX4008) := pnx4008 - machine-$(CONFIG_ARCH_NETX) := netx + machine-$(CONFIG_ARCH_AT91) := at91rm9200 + machine-$(CONFIG_ARCH_EP93XX) := ep93xx + machine-$(CONFIG_ARCH_PNX4008) := pnx4008 + machine-$(CONFIG_ARCH_NETX) := netx + machine-$(CONFIG_ARCH_NS9XXX) := ns9xxx + textofs-$(CONFIG_ARCH_NS9XXX) := 0x00108000 ifeq ($(CONFIG_ARCH_EBSA110),y) # This is what happens if you forget the IOCS16 line. diff --git a/arch/arm/configs/ns9xxx_defconfig b/arch/arm/configs/ns9xxx_defconfig new file mode 100644 index 00000000000..0e5794c6a48 --- /dev/null +++ b/arch/arm/configs/ns9xxx_defconfig @@ -0,0 +1,621 @@ +# +# Automatically generated make config: don't edit +# Linux kernel version: 2.6.20 +# Thu Feb 15 20:51:47 2007 +# +CONFIG_ARM=y +# CONFIG_GENERIC_TIME is not set +CONFIG_MMU=y +CONFIG_GENERIC_HARDIRQS=y +CONFIG_TRACE_IRQFLAGS_SUPPORT=y +CONFIG_HARDIRQS_SW_RESEND=y +CONFIG_GENERIC_IRQ_PROBE=y +CONFIG_RWSEM_GENERIC_SPINLOCK=y +# CONFIG_ARCH_HAS_ILOG2_U32 is not set +# CONFIG_ARCH_HAS_ILOG2_U64 is not set +CONFIG_GENERIC_HWEIGHT=y +CONFIG_GENERIC_CALIBRATE_DELAY=y +CONFIG_VECTORS_BASE=0xffff0000 +CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" + +# +# Code maturity level options +# +CONFIG_EXPERIMENTAL=y +CONFIG_BROKEN_ON_SMP=y +CONFIG_INIT_ENV_ARG_LIMIT=32 + +# +# General setup +# +CONFIG_LOCALVERSION="" +CONFIG_LOCALVERSION_AUTO=y +CONFIG_SWAP=y +CONFIG_SYSVIPC=y +# CONFIG_IPC_NS is not set +# CONFIG_BSD_PROCESS_ACCT is not set +# CONFIG_UTS_NS is not set +CONFIG_IKCONFIG=y +CONFIG_IKCONFIG_PROC=y +CONFIG_SYSFS_DEPRECATED=y +# CONFIG_RELAY is not set +CONFIG_INITRAMFS_SOURCE="" +# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set +CONFIG_SYSCTL=y +CONFIG_EMBEDDED=y +CONFIG_UID16=y +# CONFIG_SYSCTL_SYSCALL is not set +CONFIG_KALLSYMS=y +# CONFIG_KALLSYMS_ALL is not set +# CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_HOTPLUG=y +CONFIG_PRINTK=y +CONFIG_BUG=y +CONFIG_ELF_CORE=y +CONFIG_BASE_FULL=y +CONFIG_FUTEX=y +CONFIG_EPOLL=y +CONFIG_SHMEM=y +CONFIG_SLAB=y +# CONFIG_VM_EVENT_COUNTERS is not set +CONFIG_RT_MUTEXES=y +# CONFIG_TINY_SHMEM is not set +CONFIG_BASE_SMALL=0 +# CONFIG_SLOB is not set + +# +# Loadable module support +# +CONFIG_MODULES=y +CONFIG_MODULE_UNLOAD=y +CONFIG_MODULE_FORCE_UNLOAD=y +CONFIG_MODVERSIONS=y +CONFIG_MODULE_SRCVERSION_ALL=y +CONFIG_KMOD=y + +# +# Block layer +# +CONFIG_BLOCK=y +# CONFIG_LBD is not set +# CONFIG_BLK_DEV_IO_TRACE is not set +# CONFIG_LSF is not set + +# +# IO Schedulers +# +CONFIG_IOSCHED_NOOP=y +# CONFIG_IOSCHED_AS is not set +# CONFIG_IOSCHED_DEADLINE is not set +# CONFIG_IOSCHED_CFQ is not set +# CONFIG_DEFAULT_AS is not set +# CONFIG_DEFAULT_DEADLINE is not set +# CONFIG_DEFAULT_CFQ is not set +CONFIG_DEFAULT_NOOP=y +CONFIG_DEFAULT_IOSCHED="noop" + +# +# System Type +# +# CONFIG_ARCH_AAEC2000 is not set +# CONFIG_ARCH_INTEGRATOR is not set +# CONFIG_ARCH_REALVIEW is not set +# CONFIG_ARCH_VERSATILE is not set +# CONFIG_ARCH_AT91 is not set +# CONFIG_ARCH_CLPS7500 is not set +# CONFIG_ARCH_CLPS711X is not set +# CONFIG_ARCH_CO285 is not set +# CONFIG_ARCH_EBSA110 is not set +# CONFIG_ARCH_EP93XX is not set +# CONFIG_ARCH_FOOTBRIDGE is not set +# CONFIG_ARCH_NETX is not set +# CONFIG_ARCH_H720X is not set +# CONFIG_ARCH_IMX is not set +# CONFIG_ARCH_IOP32X is not set +# CONFIG_ARCH_IOP33X is not set +# CONFIG_ARCH_IOP13XX is not set +# CONFIG_ARCH_IXP4XX is not set +# CONFIG_ARCH_IXP2000 is not set +# CONFIG_ARCH_IXP23XX is not set +# CONFIG_ARCH_L7200 is not set +CONFIG_ARCH_NS9XXX=y +# CONFIG_ARCH_PNX4008 is not set +# CONFIG_ARCH_PXA is not set +# CONFIG_ARCH_RPC is not set +# CONFIG_ARCH_SA1100 is not set +# CONFIG_ARCH_S3C2410 is not set +# CONFIG_ARCH_SHARK is not set +# CONFIG_ARCH_LH7A40X is not set +# CONFIG_ARCH_OMAP is not set + +# +# NS9xxx Implementations +# +CONFIG_MACH_CC9P9360DEV=y +CONFIG_PROCESSOR_NS9360=y +CONFIG_BOARD_A9M9750DEV=y + +# +# Processor Type +# +CONFIG_CPU_32=y +CONFIG_CPU_ARM926T=y +CONFIG_CPU_32v5=y +CONFIG_CPU_ABRT_EV5TJ=y +CONFIG_CPU_CACHE_VIVT=y +CONFIG_CPU_COPY_V4WB=y +CONFIG_CPU_TLB_V4WBI=y +CONFIG_CPU_CP15=y +CONFIG_CPU_CP15_MMU=y + +# +# Processor Features +# +# CONFIG_ARM_THUMB is not set +# CONFIG_CPU_ICACHE_DISABLE is not set +# CONFIG_CPU_DCACHE_DISABLE is not set +# CONFIG_CPU_DCACHE_WRITETHROUGH is not set +# CONFIG_CPU_CACHE_ROUND_ROBIN is not set + +# +# Bus support +# + +# +# PCCARD (PCMCIA/CardBus) support +# +# CONFIG_PCCARD is not set + +# +# Kernel Features +# +# CONFIG_PREEMPT is not set +# CONFIG_NO_IDLE_HZ is not set +CONFIG_HZ=100 +# CONFIG_AEABI is not set +# CONFIG_ARCH_DISCONTIGMEM_ENABLE is not set +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=4096 +# CONFIG_RESOURCES_64BIT is not set +CONFIG_ALIGNMENT_TRAP=y + +# +# Boot options +# +CONFIG_ZBOOT_ROM_TEXT=0x0 +CONFIG_ZBOOT_ROM_BSS=0x0 +CONFIG_CMDLINE="" +# CONFIG_XIP_KERNEL is not set + +# +# Floating point emulation +# + +# +# At least one emulation must be selected +# +CONFIG_FPE_NWFPE=y +# CONFIG_FPE_NWFPE_XP is not set +# CONFIG_FPE_FASTFPE is not set +# CONFIG_VFP is not set + +# +# Userspace binary formats +# +CONFIG_BINFMT_ELF=y +# CONFIG_BINFMT_AOUT is not set +# CONFIG_BINFMT_MISC is not set +# CONFIG_ARTHUR is not set + +# +# Power management options +# +# CONFIG_PM is not set +# CONFIG_APM is not set + +# +# Networking +# +# CONFIG_NET is not set + +# +# Device Drivers +# + +# +# Generic Driver Options +# +CONFIG_STANDALONE=y +CONFIG_PREVENT_FIRMWARE_BUILD=y +# CONFIG_FW_LOADER is not set +# CONFIG_DEBUG_DRIVER is not set +# CONFIG_SYS_HYPERVISOR is not set + +# +# Connector - unified userspace <-> kernelspace linker +# + +# +# Memory Technology Devices (MTD) +# +# CONFIG_MTD is not set + +# +# Parallel port support +# +# CONFIG_PARPORT is not set + +# +# Plug and Play support +# + +# +# Block devices +# +# CONFIG_BLK_DEV_COW_COMMON is not set +# CONFIG_BLK_DEV_LOOP is not set +CONFIG_BLK_DEV_RAM=y +CONFIG_BLK_DEV_RAM_COUNT=16 +CONFIG_BLK_DEV_RAM_SIZE=4096 +CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024 +CONFIG_BLK_DEV_INITRD=y +# CONFIG_CDROM_PKTCDVD is not set + +# +# SCSI device support +# +# CONFIG_RAID_ATTRS is not set +# CONFIG_SCSI is not set +# CONFIG_SCSI_NETLINK is not set + +# +# Serial ATA (prod) and Parallel ATA (experimental) drivers +# +# CONFIG_ATA is not set + +# +# Multi-device support (RAID and LVM) +# +# CONFIG_MD is not set + +# +# Fusion MPT device support +# +# CONFIG_FUSION is not set + +# +# IEEE 1394 (FireWire) support +# + +# +# I2O device support +# + +# +# ISDN subsystem +# + +# +# Input device support +# +CONFIG_INPUT=y +# CONFIG_INPUT_FF_MEMLESS 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_TOUCHSCREEN is not set +# CONFIG_INPUT_MISC is not set + +# +# Hardware I/O ports +# +CONFIG_SERIO=y +# CONFIG_SERIO_SERPORT is not set +CONFIG_SERIO_LIBPS2=y +# CONFIG_SERIO_RAW is not set +# CONFIG_GAMEPORT is not set + +# +# Character devices +# +CONFIG_VT=y +CONFIG_VT_CONSOLE=y +CONFIG_HW_CONSOLE=y +# CONFIG_VT_HW_CONSOLE_BINDING is not set +# CONFIG_SERIAL_NONSTANDARD is not set + +# +# Serial drivers +# +CONFIG_SERIAL_8250=y +CONFIG_SERIAL_8250_CONSOLE=y +CONFIG_SERIAL_8250_NR_UARTS=4 +CONFIG_SERIAL_8250_RUNTIME_UARTS=4 +CONFIG_SERIAL_8250_EXTENDED=y +# CONFIG_SERIAL_8250_MANY_PORTS is not set +# CONFIG_SERIAL_8250_SHARE_IRQ is not set +# CONFIG_SERIAL_8250_DETECT_IRQ is not set +# CONFIG_SERIAL_8250_RSA is not set + +# +# Non-8250 serial port support +# +CONFIG_SERIAL_CORE=y +CONFIG_SERIAL_CORE_CONSOLE=y +CONFIG_UNIX98_PTYS=y +# CONFIG_LEGACY_PTYS is not set + +# +# IPMI +# +# CONFIG_IPMI_HANDLER is not set + +# +# Watchdog Cards +# +# CONFIG_WATCHDOG is not set +# CONFIG_HW_RANDOM is not set +# CONFIG_NVRAM is not set +# CONFIG_DTLK is not set +# CONFIG_R3964 is not set +# CONFIG_RAW_DRIVER is not set + +# +# TPM devices +# +# CONFIG_TCG_TPM is not set + +# +# I2C support +# +# CONFIG_I2C is not set + +# +# SPI support +# +# CONFIG_SPI is not set +# CONFIG_SPI_MASTER is not set + +# +# Dallas's 1-wire bus +# +# CONFIG_W1 is not set + +# +# Hardware Monitoring support +# +# CONFIG_HWMON is not set +# CONFIG_HWMON_VID is not set + +# +# Misc devices +# +# CONFIG_TIFM_CORE is not set + +# +# LED devices +# +# CONFIG_NEW_LEDS is not set + +# +# LED drivers +# + +# +# LED Triggers +# + +# +# Multimedia devices +# +# CONFIG_VIDEO_DEV is not set + +# +# Digital Video Broadcasting Devices +# + +# +# Graphics support +# +# CONFIG_FIRMWARE_EDID is not set +# CONFIG_FB is not set + +# +# Console display driver support +# +# CONFIG_VGA_CONSOLE is not set +CONFIG_DUMMY_CONSOLE=y +# CONFIG_BACKLIGHT_LCD_SUPPORT is not set + +# +# Sound +# +# CONFIG_SOUND is not set + +# +# HID Devices +# +CONFIG_HID=y + +# +# USB support +# +CONFIG_USB_ARCH_HAS_HCD=y +# CONFIG_USB_ARCH_HAS_OHCI is not set +# CONFIG_USB_ARCH_HAS_EHCI is not set +# CONFIG_USB is not set + +# +# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' +# + +# +# USB Gadget Support +# +# CONFIG_USB_GADGET is not set + +# +# MMC/SD Card support +# +# CONFIG_MMC is not set + +# +# Real Time Clock +# +CONFIG_RTC_LIB=y +# CONFIG_RTC_CLASS 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 is not set +# CONFIG_EXT4DEV_FS 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_MINIX_FS is not set +# CONFIG_ROMFS_FS is not set +CONFIG_INOTIFY=y +CONFIG_INOTIFY_USER=y +# 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_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 is not set + +# +# 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_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 + +# +# Partition Types +# +# CONFIG_PARTITION_ADVANCED is not set +CONFIG_MSDOS_PARTITION=y + +# +# Native Language Support +# +# CONFIG_NLS is not set + +# +# Profiling support +# +# CONFIG_PROFILING is not set + +# +# Kernel hacking +# +# CONFIG_PRINTK_TIME is not set +# CONFIG_ENABLE_MUST_CHECK is not set +# CONFIG_MAGIC_SYSRQ is not set +# CONFIG_UNUSED_SYMBOLS is not set +# CONFIG_DEBUG_FS is not set +# CONFIG_HEADERS_CHECK is not set +CONFIG_DEBUG_KERNEL=y +CONFIG_LOG_BUF_SHIFT=14 +# CONFIG_DETECT_SOFTLOCKUP is not set +# CONFIG_SCHEDSTATS is not set +# CONFIG_DEBUG_SLAB is not set +# CONFIG_DEBUG_RT_MUTEXES is not set +# CONFIG_RT_MUTEX_TESTER is not set +# CONFIG_DEBUG_SPINLOCK is not set +# CONFIG_DEBUG_MUTEXES is not set +# CONFIG_DEBUG_RWSEMS is not set +# CONFIG_DEBUG_SPINLOCK_SLEEP is not set +# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set +# CONFIG_DEBUG_KOBJECT is not set +CONFIG_DEBUG_BUGVERBOSE=y +CONFIG_DEBUG_INFO=y +# CONFIG_DEBUG_VM is not set +# CONFIG_DEBUG_LIST is not set +CONFIG_FRAME_POINTER=y +CONFIG_FORCED_INLINING=y +# CONFIG_RCU_TORTURE_TEST is not set +CONFIG_DEBUG_USER=y +CONFIG_DEBUG_ERRORS=y +CONFIG_DEBUG_LL=y +CONFIG_DEBUG_ICEDCC=y + +# +# Security options +# +# CONFIG_KEYS is not set +# CONFIG_SECURITY is not set + +# +# Cryptographic options +# +# CONFIG_CRYPTO is not set + +# +# Library routines +# +# CONFIG_CRC_CCITT is not set +# CONFIG_CRC16 is not set +# CONFIG_CRC32 is not set +# CONFIG_LIBCRC32C is not set +CONFIG_PLIST=y +CONFIG_IOMAP_COPY=y diff --git a/arch/arm/mach-ns9xxx/Kconfig b/arch/arm/mach-ns9xxx/Kconfig new file mode 100644 index 00000000000..8175ba92a2f --- /dev/null +++ b/arch/arm/mach-ns9xxx/Kconfig @@ -0,0 +1,21 @@ +if ARCH_NS9XXX + +menu "NS9xxx Implementations" + +config MACH_CC9P9360DEV + bool "Connect Core 9P 9360 on an A9M9750 Devboard" + select PROCESSOR_NS9360 + select BOARD_A9M9750DEV + help + Say Y here if you are using the Digi Connect Core 9P 9360 + on an A9M9750 Development Board. + +config PROCESSOR_NS9360 + bool + +config BOARD_A9M9750DEV + bool + +endmenu + +endif diff --git a/arch/arm/mach-ns9xxx/Makefile b/arch/arm/mach-ns9xxx/Makefile new file mode 100644 index 00000000000..91e945f5e16 --- /dev/null +++ b/arch/arm/mach-ns9xxx/Makefile @@ -0,0 +1,5 @@ +obj-y := irq.o time.o generic.o + +obj-$(CONFIG_MACH_CC9P9360DEV) += mach-cc9p9360dev.o + +obj-$(CONFIG_BOARD_A9M9750DEV) += board-a9m9750dev.o diff --git a/arch/arm/mach-ns9xxx/Makefile.boot b/arch/arm/mach-ns9xxx/Makefile.boot new file mode 100644 index 00000000000..75ed64e90fa --- /dev/null +++ b/arch/arm/mach-ns9xxx/Makefile.boot @@ -0,0 +1,2 @@ +zreladdr-y := 0x108000 +params_phys-y := 0x100 diff --git a/arch/arm/mach-ns9xxx/board-a9m9750dev.c b/arch/arm/mach-ns9xxx/board-a9m9750dev.c new file mode 100644 index 00000000000..25289884a60 --- /dev/null +++ b/arch/arm/mach-ns9xxx/board-a9m9750dev.c @@ -0,0 +1,199 @@ +/* + * arch/arm/mach-ns9xxx/board-a9m9750dev.c + * + * Copyright (C) 2006,2007 by Digi International Inc. + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + */ +#include <linux/platform_device.h> +#include <linux/serial_8250.h> +#include <linux/irq.h> + +#include <asm/mach/map.h> + +#include <asm/arch-ns9xxx/board.h> +#include <asm/arch-ns9xxx/regs-sys.h> +#include <asm/arch-ns9xxx/regs-mem.h> +#include <asm/arch-ns9xxx/regs-bbu.h> +#include <asm/arch-ns9xxx/regs-board-a9m9750dev.h> + +#include "board-a9m9750dev.h" + +static struct map_desc board_a9m9750dev_io_desc[] __initdata = { + { /* FPGA on CS0 */ + .virtual = io_p2v(NS9XXX_CSxSTAT_PHYS(0)), + .pfn = __phys_to_pfn(NS9XXX_CSxSTAT_PHYS(0)), + .length = NS9XXX_CS0STAT_LENGTH, + .type = MT_DEVICE, + }, +}; + +void __init board_a9m9750dev_map_io(void) +{ + iotable_init(board_a9m9750dev_io_desc, + ARRAY_SIZE(board_a9m9750dev_io_desc)); +} + +static void a9m9750dev_fpga_ack_irq(unsigned int irq) +{ + /* nothing */ +} + +static void a9m9750dev_fpga_mask_irq(unsigned int irq) +{ + FPGA_IER &= ~(1 << (irq - FPGA_IRQ(0))); +} + +static void a9m9750dev_fpga_maskack_irq(unsigned int irq) +{ + a9m9750dev_fpga_mask_irq(irq); + a9m9750dev_fpga_ack_irq(irq); +} + +static void a9m9750dev_fpga_unmask_irq(unsigned int irq) +{ + FPGA_IER |= 1 << (irq - FPGA_IRQ(0)); +} + +static struct irq_chip a9m9750dev_fpga_chip = { + .ack = a9m9750dev_fpga_ack_irq, + .mask = a9m9750dev_fpga_mask_irq, + .mask_ack = a9m9750dev_fpga_maskack_irq, + .unmask = a9m9750dev_fpga_unmask_irq, +}; + +static void a9m9750dev_fpga_demux_handler(unsigned int irq, + struct irq_desc *desc) +{ + int stat = FPGA_ISR; + + while (stat != 0) { + int irqno = fls(stat) - 1; + + stat &= ~(1 << irqno); + + desc = irq_desc + FPGA_IRQ(irqno); + + desc_handle_irq(irqno, desc); + } +} + +void __init board_a9m9750dev_init_irq(void) +{ + u32 reg; + int i; + + /* + * configure gpio for IRQ_EXT2 + * use GPIO 11, because GPIO 32 is used for the LCD + */ + /* XXX: proper GPIO handling */ + BBU_GC(2) &= ~0x2000; + + for (i = FPGA_IRQ(0); i <= FPGA_IRQ(7); ++i) { + set_irq_chip(i, &a9m9750dev_fpga_chip); + set_irq_handler(i, handle_level_irq); + set_irq_flags(i, IRQF_VALID); + } + + /* IRQ_EXT2: level sensitive + active low */ + reg = SYS_EIC(2); + REGSET(reg, SYS_EIC, PLTY, AL); + REGSET(reg, SYS_EIC, LVEDG, LEVEL); + SYS_EIC(2) = reg; + + set_irq_chained_handler(IRQ_EXT2, + a9m9750dev_fpga_demux_handler); +} + +static struct plat_serial8250_port board_a9m9750dev_serial8250_port[] = { + { + .iobase = FPGA_UARTA_BASE, + .membase = (unsigned char*)FPGA_UARTA_BASE, + .mapbase = FPGA_UARTA_BASE, + .irq = IRQ_FPGA_UARTA, + .iotype = UPIO_MEM, + .uartclk = 18432000, + .regshift = 0, + .flags = UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ, + }, { + .iobase = FPGA_UARTB_BASE, + .membase = (unsigned char*)FPGA_UARTB_BASE, + .mapbase = FPGA_UARTB_BASE, + .irq = IRQ_FPGA_UARTB, + .iotype = UPIO_MEM, + .uartclk = 18432000, + .regshift = 0, + .flags = UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ, + }, { + .iobase = FPGA_UARTC_BASE, + .membase = (unsigned char*)FPGA_UARTC_BASE, + .mapbase = FPGA_UARTC_BASE, + .irq = IRQ_FPGA_UARTC, + .iotype = UPIO_MEM, + .uartclk = 18432000, + .regshift = 0, + .flags = UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ, + }, { + .iobase = FPGA_UARTD_BASE, + .membase = (unsigned char*)FPGA_UARTD_BASE, + .mapbase = FPGA_UARTD_BASE, + .irq = IRQ_FPGA_UARTD, + .iotype = UPIO_MEM, + .uartclk = 18432000, + .regshift = 0, + .flags = UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ, + }, { + /* end marker */ + }, +}; + +static struct platform_device board_a9m9750dev_serial_device = { + .name = "serial8250", + .dev = { + .platform_data = board_a9m9750dev_serial8250_port, + }, +}; + +static struct platform_device *board_a9m9750dev_devices[] __initdata = { + &board_a9m9750dev_serial_device, +}; + +void __init board_a9m9750dev_init_machine(void) +{ + u32 reg; + + /* setup static CS0: memory base ... */ + REGSETIM(SYS_SMCSSMB(0), SYS_SMCSSMB, CSxB, + NS9XXX_CSxSTAT_PHYS(0) >> 12); + + /* ... and mask */ + reg = SYS_SMCSSMM(0); + REGSETIM(reg, SYS_SMCSSMM, CSxM, 0xfffff); + REGSET(reg, SYS_SMCSSMM, CSEx, EN); + SYS_SMCSSMM(0) = reg; + + /* setup static CS0: memory configuration */ + reg = MEM_SMC(0); + REGSET(reg, MEM_SMC, WSMC, OFF); + REGSET(reg, MEM_SMC, BSMC, OFF); + REGSET(reg, MEM_SMC, EW, OFF); + REGSET(reg, MEM_SMC, PB, 1); + REGSET(reg, MEM_SMC, PC, AL); + REGSET(reg, MEM_SMC, PM, DIS); + REGSET(reg, MEM_SMC, MW, 8); + MEM_SMC(0) = reg; + + /* setup static CS0: timing */ + MEM_SMWED(0) = 0x2; + MEM_SMOED(0) = 0x2; + MEM_SMRD(0) = 0x6; + MEM_SMWD(0) = 0x6; + + platform_add_devices(board_a9m9750dev_devices, + ARRAY_SIZE(board_a9m9750dev_devices)); +} + diff --git a/arch/arm/mach-ns9xxx/board-a9m9750dev.h b/arch/arm/mach-ns9xxx/board-a9m9750dev.h new file mode 100644 index 00000000000..edc75abbc5d --- /dev/null +++ b/arch/arm/mach-ns9xxx/board-a9m9750dev.h @@ -0,0 +1,15 @@ +/* + * arch/arm/mach-ns9xxx/board-a9m9750dev.h + * + * Copyright (C) 2006 by Digi International Inc. + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + */ +#include <linux/init.h> + +void __init board_a9m9750dev_map_io(void); +void __init board_a9m9750dev_init_machine(void); +void __init board_a9m9750dev_init_irq(void); diff --git a/arch/arm/mach-ns9xxx/generic.c b/arch/arm/mach-ns9xxx/generic.c new file mode 100644 index 00000000000..83e2b6532b2 --- /dev/null +++ b/arch/arm/mach-ns9xxx/generic.c @@ -0,0 +1,42 @@ +/* + * arch/arm/mach-ns9xxx/generic.c + * + * Copyright (C) 2006 by Digi International Inc. + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + */ +#include <linux/kernel.h> +#include <linux/init.h> +#include <asm/memory.h> +#include <asm/page.h> +#include <asm/mach-types.h> +#include <asm/mach/map.h> +#include <asm/arch-ns9xxx/regs-sys.h> +#include <asm/arch-ns9xxx/regs-mem.h> +#include <asm/arch-ns9xxx/board.h> + +static struct map_desc standard_io_desc[] __initdata = { + { /* BBus */ + .virtual = io_p2v(0x90000000), + .pfn = __phys_to_pfn(0x90000000), + .length = 0x00700000, + .type = MT_DEVICE, + }, { /* AHB */ + .virtual = io_p2v(0xa0100000), + .pfn = __phys_to_pfn(0xa0100000), + .length = 0x00900000, + .type = MT_DEVICE, + }, +}; + +void __init ns9xxx_map_io(void) +{ + iotable_init(standard_io_desc, ARRAY_SIZE(standard_io_desc)); +} + +void __init ns9xxx_init_machine(void) +{ +} diff --git a/arch/arm/mach-ns9xxx/generic.h b/arch/arm/mach-ns9xxx/generic.h new file mode 100644 index 00000000000..687e291773f --- /dev/null +++ b/arch/arm/mach-ns9xxx/generic.h @@ -0,0 +1,19 @@ +/* + * arch/arm/mach-ns9xxx/generic.h + * + * Copyright (C) 2006 by Digi International Inc. + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + */ +#include <linux/time.h> +#include <asm/mach/time.h> +#include <linux/init.h> + +void __init ns9xxx_init_irq(void); +void __init ns9xxx_map_io(void); +void __init ns9xxx_init_machine(void); + +extern struct sys_timer ns9xxx_timer; diff --git a/arch/arm/mach-ns9xxx/irq.c b/arch/arm/mach-ns9xxx/irq.c new file mode 100644 index 00000000000..83d92724a97 --- /dev/null +++ b/arch/arm/mach-ns9xxx/irq.c @@ -0,0 +1,94 @@ +/* + * arch/arm/mach-ns9xxx/irq.c + * + * Copyright (C) 2006,2007 by Digi International Inc. + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + */ +#include <linux/interrupt.h> |