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Diffstat (limited to 'arch/sh/boards/snapgear/setup.c')
| -rw-r--r-- | arch/sh/boards/snapgear/setup.c | 216 |
1 files changed, 0 insertions, 216 deletions
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; -} - |