1 /* 2 * arch/arm/mach-orion5x/irq.c 3 * 4 * Core IRQ functions for Marvell Orion System On Chip 5 * 6 * Maintainer: Tzachi Perelstein <tzachi@marvell.com> 7 * 8 * This file is licensed under the terms of the GNU General Public 9 * License version 2. This program is licensed "as is" without any 10 * warranty of any kind, whether express or implied. 11 */ 12 #include <linux/gpio.h> 13 #include <linux/kernel.h> 14 #include <linux/irq.h> 15 #include <linux/io.h> 16 #include <mach/bridge-regs.h> 17 #include <plat/orion-gpio.h> 18 #include <plat/irq.h> 19 20 static int __initdata gpio0_irqs[4] = { 21 IRQ_ORION5X_GPIO_0_7, 22 IRQ_ORION5X_GPIO_8_15, 23 IRQ_ORION5X_GPIO_16_23, 24 IRQ_ORION5X_GPIO_24_31, 25 }; 26 27 void __init orion5x_init_irq(void) 28 { 29 orion_irq_init(0, MAIN_IRQ_MASK); 30 31 /* 32 * Initialize gpiolib for GPIOs 0-31. 33 */ 34 orion_gpio_init(NULL, 0, 32, GPIO_VIRT_BASE, 0, 35 IRQ_ORION5X_GPIO_START, gpio0_irqs); 36 } 37