| 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 <mach/bridge-regs.h> |
| 16 | #include <plat/irq.h> |
| 17 | |
| 18 | static int __initdata gpio0_irqs[4] = { |
| 19 | IRQ_ORION5X_GPIO_0_7, |
| 20 | IRQ_ORION5X_GPIO_8_15, |
| 21 | IRQ_ORION5X_GPIO_16_23, |
| 22 | IRQ_ORION5X_GPIO_24_31, |
| 23 | }; |
| 24 | |
| 25 | void __init orion5x_init_irq(void) |
| 26 | { |
| 27 | orion_irq_init(0, (void __iomem *)MAIN_IRQ_MASK); |
| 28 | |
| 29 | /* |
| 30 | * Initialize gpiolib for GPIOs 0-31. |
| 31 | */ |
| 32 | orion_gpio_init(NULL, 0, 32, (void __iomem *)GPIO_VIRT_BASE, 0, |
| 33 | IRQ_ORION5X_GPIO_START, gpio0_irqs); |
| 34 | } |