diff options
Diffstat (limited to 'arch/sh/boards/snapgear')
| -rw-r--r-- | arch/sh/boards/snapgear/Makefile | 6 | ||||
| -rw-r--r-- | arch/sh/boards/snapgear/io.c | 226 | ||||
| -rw-r--r-- | arch/sh/boards/snapgear/rtc.c | 333 | ||||
| -rw-r--r-- | arch/sh/boards/snapgear/setup.c | 216 |
4 files changed, 0 insertions, 781 deletions
diff --git a/arch/sh/boards/snapgear/Makefile b/arch/sh/boards/snapgear/Makefile deleted file mode 100644 index 59fc976bfc2..00000000000 --- a/arch/sh/boards/snapgear/Makefile +++ /dev/null @@ -1,6 +0,0 @@ -# -# Makefile for the SnapGear specific parts of the kernel -# - -obj-y := setup.o io.o rtc.o - diff --git a/arch/sh/boards/snapgear/io.c b/arch/sh/boards/snapgear/io.c deleted file mode 100644 index e2eb78fc381..00000000000 --- a/arch/sh/boards/snapgear/io.c +++ /dev/null @@ -1,226 +0,0 @@ -/* - * linux/arch/sh/kernel/io_7751se.c - * - * Copyright (C) 2002 David McCullough <davidm@snapgear.com> - * Copyright (C) 2001 Ian da Silva, Jeremy Siegel - * Based largely on io_se.c. - * - * I/O routine for Hitachi 7751 SolutionEngine. - * - * Initial version only to support LAN access; some - * placeholder code from io_se.c left in with the - * expectation of later SuperIO and PCMCIA access. - */ - -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/pci.h> -#include <asm/io.h> -#include <asm/addrspace.h> - -#include <asm/pci.h> -#include "../../drivers/pci/pci-sh7751.h" - -#ifdef CONFIG_SH_SECUREEDGE5410 -unsigned short secureedge5410_ioport; -#endif - -/* - * The SnapGear uses the built-in PCI controller (PCIC) - * of the 7751 processor - */ - -#define PCIIOBR (volatile long *)PCI_REG(SH7751_PCIIOBR) -#define PCIMBR (volatile long *)PCI_REG(SH7751_PCIMBR) -#define PCI_IO_AREA SH7751_PCI_IO_BASE -#define PCI_MEM_AREA SH7751_PCI_CONFIG_BASE - - -#define PCI_IOMAP(adr) (PCI_IO_AREA + (adr & ~SH7751_PCIIOBR_MASK)) - - -#define maybebadio(name,port) \ - printk("bad PC-like io %s for port 0x%lx at 0x%08x\n", \ - #name, (port), (__u32) __builtin_return_address(0)) - - -static inline void delay(void) -{ - ctrl_inw(0xa0000000); -} - - -static inline volatile __u16 *port2adr(unsigned int port) -{ -#if 0 - if (port >= 0x2000) - return (volatile __u16 *) (PA_MRSHPC + (port - 0x2000)); -#endif - maybebadio(name,(unsigned long)port); - return (volatile __u16*)port; -} - - -/* In case someone configures the kernel w/o PCI support: in that */ -/* scenario, don't ever bother to check for PCI-window addresses */ - -/* NOTE: WINDOW CHECK MAY BE A BIT OFF, HIGH PCIBIOS_MIN_IO WRAPS? */ -#if defined(CONFIG_PCI) -#define CHECK_SH7751_PCIIO(port) \ - ((port >= PCIBIOS_MIN_IO) && (port < (PCIBIOS_MIN_IO + SH7751_PCI_IO_SIZE))) -#else -#define CHECK_SH7751_PCIIO(port) (0) -#endif - -/* - * General outline: remap really low stuff [eventually] to SuperIO, - * stuff in PCI IO space (at or above window at pci.h:PCIBIOS_MIN_IO) - * is mapped through the PCI IO window. Stuff with high bits (PXSEG) - * should be way beyond the window, and is used w/o translation for - * compatibility. - */ - -unsigned char snapgear_inb(unsigned long port) -{ - if (PXSEG(port)) - return *(volatile unsigned char *)port; - else if (CHECK_SH7751_PCIIO(port)) - return *(volatile unsigned char *)PCI_IOMAP(port); - else - return (*port2adr(port))&0xff; -} - - -unsigned char snapgear_inb_p(unsigned long port) -{ - unsigned char v; - - if (PXSEG(port)) - v = *(volatile unsigned char *)port; - else if (CHECK_SH7751_PCIIO(port)) - v = *(volatile unsigned char *)PCI_IOMAP(port); - else - v = (*port2adr(port))&0xff; - delay(); - return v; -} - - -unsigned short snapgear_inw(unsigned long port) -{ - if (PXSEG(port)) - return *(volatile unsigned short *)port; - else if (CHECK_SH7751_PCIIO(port)) - return *(volatile unsigned short *)PCI_IOMAP(port); - else if (port >= 0x2000) - return *port2adr(port); - else - maybebadio(inw, port); - return 0; -} - - -unsigned int snapgear_inl(unsigned long port) -{ - if (PXSEG(port)) - return *(volatile unsigned long *)port; - else if (CHECK_SH7751_PCIIO(port)) - return *(volatile unsigned int *)PCI_IOMAP(port); - else if (port >= 0x2000) - return *port2adr(port); - else - maybebadio(inl, port); - return 0; -} - - -void snapgear_outb(unsigned char value, unsigned long port) -{ - - if (PXSEG(port)) - *(volatile unsigned char *)port = value; - else if (CHECK_SH7751_PCIIO(port)) - *((unsigned char*)PCI_IOMAP(port)) = value; - else - *(port2adr(port)) = value; -} - - -void snapgear_outb_p(unsigned char value, unsigned long port) -{ - if (PXSEG(port)) - *(volatile unsigned char *)port = value; - else if (CHECK_SH7751_PCIIO(port)) - *((unsigned char*)PCI_IOMAP(port)) = value; - else - *(port2adr(port)) = value; - delay(); -} - - -void snapgear_outw(unsigned short value, unsigned long port) -{ - if (PXSEG(port)) - *(volatile unsigned short *)port = value; - else if (CHECK_SH7751_PCIIO(port)) - *((unsigned short *)PCI_IOMAP(port)) = value; - else if (port >= 0x2000) - *port2adr(port) = value; - else - maybebadio(outw, port); -} - - -void snapgear_outl(unsigned int value, unsigned long port) -{ - if (PXSEG(port)) - *(volatile unsigned long *)port = value; - else if (CHECK_SH7751_PCIIO(port)) - *((unsigned long*)PCI_IOMAP(port)) = value; - else - maybebadio(outl, port); -} - -void snapgear_insl(unsigned long port, void *addr, unsigned long count) -{ - maybebadio(insl, port); -} - -void snapgear_outsl(unsigned long port, const void *addr, unsigned long count) -{ - maybebadio(outsw, port); -} - -/* Map ISA bus address to the real address. Only for PCMCIA. */ - - -/* ISA page descriptor. */ -static __u32 sh_isa_memmap[256]; - - -#if 0 -static int sh_isa_mmap(__u32 start, __u32 length, __u32 offset) -{ - int idx; - - if (start >= 0x100000 || (start & 0xfff) || (length != 0x1000)) - return -1; - - idx = start >> 12; - sh_isa_memmap[idx] = 0xb8000000 + (offset &~ 0xfff); -#if 0 - printk("sh_isa_mmap: start %x len %x offset %x (idx %x paddr %x)\n", - start, length, offset, idx, sh_isa_memmap[idx]); -#endif - return 0; -} -#endif - -unsigned long snapgear_isa_port2addr(unsigned long offset) -{ - int idx; - - idx = (offset >> 12) & 0xff; - offset &= 0xfff; - return sh_isa_memmap[idx] + offset; -} diff --git a/arch/sh/boards/snapgear/rtc.c b/arch/sh/boards/snapgear/rtc.c deleted file mode 100644 index b71e009da35..00000000000 --- a/arch/sh/boards/snapgear/rtc.c +++ /dev/null @@ -1,333 +0,0 @@ -/****************************************************************************/ -/* - * linux/arch/sh/boards/snapgear/rtc.c -- Secureedge5410 RTC code - * - * Copyright (C) 2002 David McCullough <davidm@snapgear.com> - * Copyright (C) 2003 Paul Mundt <lethal@linux-sh.org> - * - * The SecureEdge5410 can have one of 2 real time clocks, the SH - * built in version or the preferred external DS1302. Here we work out - * each to see what we have and then run with it. - */ -/****************************************************************************/ - -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/sched.h> -#include <linux/time.h> -#include <linux/rtc.h> -#include <linux/mc146818rtc.h> - -#include <asm/io.h> -#include <asm/rtc.h> -#include <asm/mc146818rtc.h> - -/****************************************************************************/ - -static int use_ds1302 = 0; - -/****************************************************************************/ -/* - * we need to implement a DS1302 driver here that can operate in - * conjunction with the builtin rtc driver which is already quite friendly - */ -/*****************************************************************************/ - -#define RTC_CMD_READ 0x81 /* Read command */ -#define RTC_CMD_WRITE 0x80 /* Write command */ - -#define RTC_ADDR_YEAR 0x06 /* Address of year register */ -#define RTC_ADDR_DAY 0x05 /* Address of day of week register */ -#define RTC_ADDR_MON 0x04 /* Address of month register */ -#define RTC_ADDR_DATE 0x03 /* Address of day of month register */ -#define RTC_ADDR_HOUR 0x02 /* Address of hour register */ -#define RTC_ADDR_MIN 0x01 /* Address of minute register */ -#define RTC_ADDR_SEC 0x00 /* Address of second register */ - -#define RTC_RESET 0x1000 -#define RTC_IODATA 0x0800 -#define RTC_SCLK 0x0400 - -#define set_dirp(x) -#define get_dirp(x) 0 -#define set_dp(x) SECUREEDGE_WRITE_IOPORT(x, 0x1c00) -#define get_dp(x) SECUREEDGE_READ_IOPORT() - -static void ds1302_sendbits(unsigned int val) -{ - int i; - - for (i = 8; (i); i--, val >>= 1) { - set_dp((get_dp() & ~RTC_IODATA) | ((val & 0x1) ? RTC_IODATA : 0)); - set_dp(get_dp() | RTC_SCLK); // clock high - set_dp(get_dp() & ~RTC_SCLK); // clock low - } -} - -static unsigned int ds1302_recvbits(void) -{ - unsigned int val; - int i; - - for (i = 0, val = 0; (i < 8); i++) { - val |= (((get_dp() & RTC_IODATA) ? 1 : 0) << i); - set_dp(get_dp() | RTC_SCLK); // clock high - set_dp(get_dp() & ~RTC_SCLK); // clock low - } - return(val); -} - -static unsigned int ds1302_readbyte(unsigned int addr) -{ - unsigned int val; - unsigned long flags; - -#if 0 - printk("SnapGear RTC: ds1302_readbyte(addr=%x)\n", addr); -#endif - - local_irq_save(flags); - set_dirp(get_dirp() | RTC_RESET | RTC_IODATA | RTC_SCLK); - set_dp(get_dp() & ~(RTC_RESET | RTC_IODATA | RTC_SCLK)); - - set_dp(get_dp() | RTC_RESET); - ds1302_sendbits(((addr & 0x3f) << 1) | RTC_CMD_READ); - set_dirp(get_dirp() & ~RTC_IODATA); - val = ds1302_recvbits(); - set_dp(get_dp() & ~RTC_RESET); - local_irq_restore(flags); - - return(val); -} - -static void ds1302_writebyte(unsigned int addr, unsigned int val) -{ - unsigned long flags; - -#if 0 - printk("SnapGear RTC: ds1302_writebyte(addr=%x)\n", addr); -#endif - - local_irq_save(flags); - set_dirp(get_dirp() | RTC_RESET | RTC_IODATA | RTC_SCLK); - set_dp(get_dp() & ~(RTC_RESET | RTC_IODATA | RTC_SCLK)); - set_dp(get_dp() | RTC_RESET); - ds1302_sendbits(((addr & 0x3f) << 1) | RTC_CMD_WRITE); - ds1302_sendbits(val); - set_dp(get_dp() & ~RTC_RESET); - local_irq_restore(flags); -} - -static void ds1302_reset(void) -{ - unsigned long flags; - /* Hardware dependant reset/init */ - local_irq_save(flags); - set_dirp(get_dirp() | RTC_RESET | RTC_IODATA | RTC_SCLK); - set_dp(get_dp() & ~(RTC_RESET | RTC_IODATA | RTC_SCLK)); - local_irq_restore(flags); -} - -/*****************************************************************************/ - -static inline int bcd2int(int val) -{ - return((((val & 0xf0) >> 4) * 10) + (val & 0xf)); -} - -static inline int int2bcd(int val) -{ - return(((val / 10) << 4) + (val % 10)); -} - -/*****************************************************************************/ -/* - * Write and Read some RAM in the DS1302, if it works assume it's there - * Otherwise use the SH4 internal RTC - */ - -void snapgear_rtc_gettimeofday(struct timespec *); -int snapgear_rtc_settimeofday(const time_t); - -void __init secureedge5410_rtc_init(void) -{ - unsigned char *test = "snapgear"; - int i; - - ds1302_reset(); - - use_ds1302 = 1; - - for (i = 0; test[i]; i++) - ds1302_writebyte(32 + i, test[i]); - - for (i = 0; test[i]; i++) - if (ds1302_readbyte(32 + i) != test[i]) { - use_ds1302 = 0; - break; - } - - if (use_ds1302) { - rtc_get_time = snapgear_rtc_gettimeofday; - rtc_set_time = snapgear_rtc_settimeofday; - } else { - rtc_get_time = sh_rtc_gettimeofday; - rtc_set_time = sh_rtc_settimeofday; - } - - printk("SnapGear RTC: using %s rtc.\n", use_ds1302 ? "ds1302" : "internal"); -} - -/****************************************************************************/ -/* - * our generic interface that chooses the correct code to use - */ - -void snapgear_rtc_gettimeofday(struct timespec *ts) -{ - unsigned int sec, min, hr, day, mon, yr; - - if (!use_ds1302) { - sh_rtc_gettimeofday(ts); - return; - } - - sec = bcd2int(ds1302_readbyte(RTC_ADDR_SEC)); - min = bcd2int(ds1302_readbyte(RTC_ADDR_MIN)); - hr = bcd2int(ds1302_readbyte(RTC_ADDR_HOUR)); - day = bcd2int(ds1302_readbyte(RTC_ADDR_DATE)); - mon = bcd2int(ds1302_readbyte(RTC_ADDR_MON)); - yr = bcd2int(ds1302_readbyte(RTC_ADDR_YEAR)); - -bad_time: - if (yr > 99 || mon < 1 || mon > 12 || day > 31 || day < 1 || - hr > 23 || min > 59 || sec > 59) { - printk(KERN_ERR - "SnapGear RTC: invalid value, resetting to 1 Jan 2000\n"); - ds1302_writebyte(RTC_ADDR_MIN, min = 0); - ds1302_writebyte(RTC_ADDR_HOUR, hr = 0); - ds1302_writebyte(RTC_ADDR_DAY, 7); - ds1302_writebyte(RTC_ADDR_DATE, day = 1); - ds1302_writebyte(RTC_ADDR_MON, mon = 1); - ds1302_writebyte(RTC_ADDR_YEAR, yr = 0); - ds1302_writebyte(RTC_ADDR_SEC, sec = 0); - } - - ts->tv_sec = mktime(2000 + yr, mon, day, hr, min, sec); - if (ts->tv_sec < 0) { -#if 0 - printk("BAD TIME %d %d %d %d %d %d\n", yr, mon, day, hr, min, sec); -#endif - yr = 100; - goto bad_time; - } - ts->tv_nsec = 0; -} - -int snapgear_rtc_settimeofday(const time_t secs) -{ - int retval = 0; - int real_seconds, real_minutes, cmos_minutes; - unsigned long nowtime; - - if (!use_ds1302) - return sh_rtc_settimeofday(secs); - -/* - * This is called direct from the kernel timer handling code. - * It is supposed to synchronize the kernel clock to the RTC. - */ - - nowtime = secs; - -#if 1 - printk("SnapGear RTC: snapgear_rtc_settimeofday(nowtime=%ld)\n", nowtime); -#endif - - /* STOP RTC */ - ds1302_writebyte(RTC_ADDR_SEC, ds1302_readbyte(RTC_ADDR_SEC) | 0x80); - - cmos_minutes = bcd2int(ds1302_readbyte(RTC_ADDR_MIN)); - - /* - * since we're only adjusting minutes and seconds, - * don't interfere with hour overflow. This avoids - * messing with unknown time zones but requires your - * RTC not to be off by more than 15 minutes - */ - real_seconds = nowtime % 60; - real_minutes = nowtime / 60; - if (((abs(real_minutes - cmos_minutes) + 15)/30) & 1) - real_minutes += 30; /* correct for half hour time zone */ - real_minutes %= 60; - - if (abs(real_minutes - cmos_minutes) < 30) { - ds1302_writebyte(RTC_ADDR_MIN, int2bcd(real_minutes)); - ds1302_writebyte(RTC_ADDR_SEC, int2bcd(real_seconds)); - } else { - printk(KERN_WARNING - "SnapGear RTC: can't update from %d to %d\n", - cmos_minutes, real_minutes); - retval = -1; - } - - /* START RTC */ - ds1302_writebyte(RTC_ADDR_SEC, ds1302_readbyte(RTC_ADDR_SEC) & ~0x80); - return(0); -} - -unsigned char secureedge5410_cmos_read(int addr) -{ - unsigned char val = 0; - - if (!use_ds1302) - return(__CMOS_READ(addr, w)); - - switch(addr) { - case RTC_SECONDS: val = ds1302_readbyte(RTC_ADDR_SEC); break; - case RTC_SECONDS_ALARM: break; - case RTC_MINUTES: val = ds1302_readbyte(RTC_ADDR_MIN); break; - case RTC_MINUTES_ALARM: break; - case RTC_HOURS: val = ds1302_readbyte(RTC_ADDR_HOUR); break; - case RTC_HOURS_ALARM: break; - case RTC_DAY_OF_WEEK: val = ds1302_readbyte(RTC_ADDR_DAY); break; - case RTC_DAY_OF_MONTH: val = ds1302_readbyte(RTC_ADDR_DATE); break; - case RTC_MONTH: val = ds1302_readbyte(RTC_ADDR_MON); break; - case RTC_YEAR: val = ds1302_readbyte(RTC_ADDR_YEAR); break; - case RTC_REG_A: /* RTC_FREQ_SELECT */ break; - case RTC_REG_B: /* RTC_CONTROL */ break; - case RTC_REG_C: /* RTC_INTR_FLAGS */ break; - case RTC_REG_D: val = RTC_VRT /* RTC_VALID */; break; - default: break; - } - - return(val); -} - -void secureedge5410_cmos_write(unsigned char val, int addr) -{ - if (!use_ds1302) { - __CMOS_WRITE(val, addr, w); - return; - } - - switch(addr) { - case RTC_SECONDS: ds1302_writebyte(RTC_ADDR_SEC, val); break; - case RTC_SECONDS_ALARM: break; - case RTC_MINUTES: ds1302_writebyte(RTC_ADDR_MIN, val); break; - case RTC_MINUTES_ALARM: break; - case RTC_HOURS: ds1302_writebyte(RTC_ADDR_HOUR, val); break; - case RTC_HOURS_ALARM: break; - case RTC_DAY_OF_WEEK: ds1302_writebyte(RTC_ADDR_DAY, val); break; - case RTC_DAY_OF_MONTH: ds1302_writebyte(RTC_ADDR_DATE, val); break; - case RTC_MONTH: ds1302_writebyte(RTC_ADDR_MON, val); break; - case RTC_YEAR: ds1302_writebyte(RTC_ADDR_YEAR, val); break; - case RTC_REG_A: /* RTC_FREQ_SELECT */ break; - case RTC_REG_B: /* RTC_CONTROL */ break; - case RTC_REG_C: /* RTC_INTR_FLAGS */ break; - case RTC_REG_D: /* RTC_VALID */ break; - default: break; - } -} - -/****************************************************************************/ diff --git a/arch/sh/boards/snapgear/setup.c b/arch/sh/boards/snapgear/setup.c deleted file mode 100644 index 08fc98342a0..00000000000 --- a/arch/sh/boards/snapgear/setup.c +++ /dev/null @@ -1,216 +0,0 @@ -/****************************************************************************/ -/* - * linux/arch/sh/boards/snapgear/setup.c - * - * Copyright (C) 2002 David McCullough <davidm@snapgear.com> - * Copyright (C) 2003 Paul Mundt <lethal@linux-sh.org> - * - * Based on files with the following comments: - * - * Copyright (C) 2000 Kazumoto Kojima - * - * Modified for 7751 Solution Engine by - * Ian da Silva and Jeremy Siegel, 2001. - */ -/****************************************************************************/ - -#include <linux/config.h> -#include <linux/init.h> -#include <linux/irq.h> -#include <linux/interrupt.h> -#include <linux/timer.h> -#include <linux/delay.h> -#include <linux/module.h> -#include <linux/sched.h> - -#include <asm/machvec.h> -#include <asm/mach/io.h> -#include <asm/irq.h> -#include <asm/io.h> -#include <asm/cpu/timer.h> - -extern void (*board_time_init)(void); -extern void secureedge5410_rtc_init(void); -extern void pcibios_init(void); - -/****************************************************************************/ -/* - * EraseConfig handling functions - */ - -static irqreturn_t eraseconfig_interrupt(int irq, void *dev_id, struct pt_regs *regs) -{ - volatile char dummy __attribute__((unused)) = * (volatile char *) 0xb8000000; - - printk("SnapGear: erase switch interrupt!\n"); - - return IRQ_HANDLED; -} - -static int __init eraseconfig_init(void) -{ - printk("SnapGear: EraseConfig init\n"); - /* Setup "EraseConfig" switch on external IRQ 0 */ - if (request_irq(IRL0_IRQ, eraseconfig_interrupt, SA_INTERRUPT, - "Erase Config", NULL)) - printk("SnapGear: failed to register IRQ%d for Reset witch\n", - IRL0_IRQ); - else - printk("SnapGear: registered EraseConfig switch on IRQ%d\n", - IRL0_IRQ); - return(0); -} - -module_init(eraseconfig_init); - -/****************************************************************************/ -/* - * Initialize IRQ setting - * - * IRL0 = erase switch - * IRL1 = eth0 - * IRL2 = eth1 - * IRL3 = crypto - */ - -static void __init init_snapgear_IRQ(void) -{ - /* enable individual interrupt mode for externals */ - ctrl_outw(ctrl_inw(INTC_ICR) | INTC_ICR_IRLM, INTC_ICR); - - printk("Setup SnapGear IRQ/IPR ...\n"); - - make_ipr_irq(IRL0_IRQ, IRL0_IPR_ADDR, IRL0_IPR_POS, IRL0_PRIORITY); - make_ipr_irq(IRL1_IRQ, IRL1_IPR_ADDR, IRL1_IPR_POS, IRL1_PRIORITY); - make_ipr_irq(IRL2_IRQ, IRL2_IPR_ADDR, IRL2_IPR_POS, IRL2_PRIORITY); - make_ipr_irq(IRL3_IRQ, IRL3_IPR_ADDR, IRL3_IPR_POS, IRL3_PRIORITY); -} - -/****************************************************************************/ -/* - * Fast poll interrupt simulator. - */ - -/* - * Leave all of the fast timer/fast poll stuff commented out for now, since - * it's not clear whether it actually works or not. Since it wasn't being used - * at all in 2.4, we'll assume it's not sane for 2.6 either.. -- PFM - */ -#if 0 -#define FAST_POLL 1000 -//#define FAST_POLL_INTR - -#define FASTTIMER_IRQ 17 -#define FASTTIMER_IPR_ADDR INTC_IPRA -#define FASTTIMER_IPR_POS 2 -#define FASTTIMER_PRIORITY 3 - -#ifdef FAST_POLL_INTR -#define TMU1_TCR_INIT 0x0020 -#else -#define TMU1_TCR_INIT 0 -#endif -#define TMU_TSTR_INIT 1 -#define TMU1_TCR_CALIB 0x0000 - - -#ifdef FAST_POLL_INTR -static void fast_timer_irq(int irq, void *dev_instance, struct pt_regs *regs) -{ - unsigned long timer_status; - timer_status = ctrl_inw(TMU1_TCR); - timer_status &= ~0x100; - ctrl_outw(timer_status, TMU1_TCR); -} -#endif - -/* - * return the current ticks on the fast timer - */ - -unsigned long fast_timer_count(void) -{ - return(ctrl_inl(TMU1_TCNT)); -} - -/* - * setup a fast timer for profiling etc etc - */ - -static void setup_fast_timer() -{ - unsigned long interval; - -#ifdef FAST_POLL_INTR - interval = (current_cpu_data.module_clock/4 + FAST_POLL/2) / FAST_POLL; - - make_ipr_irq(FASTTIMER_IRQ, FASTTIMER_IPR_ADDR, FASTTIMER_IPR_POS, - FASTTIMER_PRIORITY); - - printk("SnapGear: %dHz fast timer on IRQ %d\n",FAST_POLL,FASTTIMER_IRQ); - - if (request_irq(FASTTIMER_IRQ, fast_timer_irq, 0, "SnapGear fast timer", - NULL) != 0) - printk("%s(%d): request_irq() failed?\n", __FILE__, __LINE__); -#else - printk("SnapGear: fast timer running\n",FAST_POLL,FASTTIMER_IRQ); - interval = 0xffffffff; -#endif - - ctrl_outb(ctrl_inb(TMU_TSTR) & ~0x2, TMU_TSTR); /* disable timer 1 */ - ctrl_outw(TMU1_TCR_INIT, TMU1_TCR); - ctrl_outl(interval, TMU1_TCOR); - ctrl_outl(interval, TMU1_TCNT); - ctrl_outb(ctrl_inb(TMU_TSTR) | 0x2, TMU_TSTR); /* enable timer 1 */ - - printk("Timer count 1 = 0x%x\n", fast_timer_count()); - udelay(1000); - printk("Timer count 2 = 0x%x\n", fast_timer_count()); -} -#endif - -/****************************************************************************/ - -const char *get_system_type(void) -{ - return "SnapGear SecureEdge5410"; -} - -/* - * The Machine Vector - */ - -struct sh_machine_vector mv_snapgear __initmv = { - .mv_nr_irqs = 72, - - .mv_inb = snapgear_inb, - .mv_inw = snapgear_inw, - .mv_inl = snapgear_inl, - .mv_outb = snapgear_outb, - .mv_outw = snapgear_outw, - .mv_outl = snapgear_outl, - - .mv_inb_p = snapgear_inb_p, - .mv_inw_p = snapgear_inw, - .mv_inl_p = snapgear_inl, - .mv_outb_p = snapgear_outb_p, - .mv_outw_p = snapgear_outw, - .mv_outl_p = snapgear_outl, - - .mv_isa_port2addr = snapgear_isa_port2addr, - - .mv_init_irq = init_snapgear_IRQ, -}; -ALIAS_MV(snapgear) - -/* - * Initialize the board - */ - -int __init platform_setup(void) -{ - board_time_init = secureedge5410_rtc_init; - - return 0; -} - |