| * arch/arm/mach-orion5x/irq.c |
| * Core IRQ functions for Marvell Orion System On Chip |
| * Maintainer: Tzachi Perelstein <tzachi@marvell.com> |
| * This file is licensed under the terms of the GNU General Public |
| * License version 2. This program is licensed "as is" without any |
| * warranty of any kind, whether express or implied. |
| #include <linux/kernel.h> |
| #include <plat/orion-gpio.h> |
| #include <asm/exception.h> |
| static int __initdata gpio0_irqs[4] = { |
| __exception_irq_entry orion5x_legacy_handle_irq(struct pt_regs *regs) |
| stat = readl_relaxed(MAIN_IRQ_CAUSE); |
| stat &= readl_relaxed(MAIN_IRQ_MASK); |
| unsigned int hwirq = 1 + __fls(stat); |
| void __init orion5x_init_irq(void) |
| orion_irq_init(1, MAIN_IRQ_MASK); |
| set_handle_irq(orion5x_legacy_handle_irq); |
| * Initialize gpiolib for GPIOs 0-31. |
| orion_gpio_init(NULL, 0, 32, GPIO_VIRT_BASE, 0, |
| IRQ_ORION5X_GPIO_START, gpio0_irqs); |