| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * 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/init.h> |
| #include <linux/irq.h> |
| #include <linux/interrupt.h> |
| #include <linux/timer.h> |
| #include <linux/delay.h> |
| #include <linux/sched.h> |
| #include <asm/machvec.h> |
| #include <mach/secureedge5410.h> |
| #include <asm/irq.h> |
| #include <asm/io.h> |
| #include <cpu/timer.h> |
| |
| unsigned short secureedge5410_ioport; |
| |
| /* |
| * EraseConfig handling functions |
| */ |
| static irqreturn_t eraseconfig_interrupt(int irq, void *dev_id) |
| { |
| printk("SnapGear: erase switch interrupt!\n"); |
| |
| return IRQ_HANDLED; |
| } |
| |
| static int __init eraseconfig_init(void) |
| { |
| unsigned int irq = evt2irq(0x240); |
| |
| printk("SnapGear: EraseConfig init\n"); |
| |
| /* Setup "EraseConfig" switch on external IRQ 0 */ |
| if (request_irq(irq, eraseconfig_interrupt, 0, "Erase Config", NULL)) |
| printk("SnapGear: failed to register IRQ%d for Reset witch\n", |
| irq); |
| else |
| printk("SnapGear: registered EraseConfig switch on IRQ%d\n", |
| irq); |
| return 0; |
| } |
| device_initcall(eraseconfig_init); |
| |
| /* |
| * Initialize IRQ setting |
| * |
| * IRL0 = erase switch |
| * IRL1 = eth0 |
| * IRL2 = eth1 |
| * IRL3 = crypto |
| */ |
| static void __init init_snapgear_IRQ(void) |
| { |
| printk("Setup SnapGear IRQ/IPR ...\n"); |
| /* enable individual interrupt mode for externals */ |
| plat_irq_setup_pins(IRQ_MODE_IRQ); |
| } |
| |
| /* |
| * The Machine Vector |
| */ |
| static struct sh_machine_vector mv_snapgear __initmv = { |
| .mv_name = "SnapGear SecureEdge5410", |
| .mv_init_irq = init_snapgear_IRQ, |
| }; |