2 * arch/arm/mach-mv78xx0/irq.c
4 * MV78xx0 IRQ handling.
6 * This file is licensed under the terms of the GNU General Public
7 * License version 2. This program is licensed "as is" without any
8 * warranty of any kind, whether express or implied.
10 #include <linux/gpio.h>
11 #include <linux/kernel.h>
12 #include <linux/irq.h>
13 #include <mach/bridge-regs.h>
14 #include <plat/orion-gpio.h>
18 static int __initdata gpio0_irqs[4] = {
20 IRQ_MV78XX0_GPIO_8_15,
21 IRQ_MV78XX0_GPIO_16_23,
22 IRQ_MV78XX0_GPIO_24_31,
25 void __init mv78xx0_init_irq(void)
27 orion_irq_init(0, (void __iomem *)(IRQ_VIRT_BASE + IRQ_MASK_LOW_OFF));
28 orion_irq_init(32, (void __iomem *)(IRQ_VIRT_BASE + IRQ_MASK_HIGH_OFF));
29 orion_irq_init(64, (void __iomem *)(IRQ_VIRT_BASE + IRQ_MASK_ERR_OFF));
32 * Initialize gpiolib for GPIOs 0-31. (The GPIO interrupt mask
33 * registers for core #1 are at an offset of 0x18 from those of
36 orion_gpio_init(NULL, 0, 32, (void __iomem *)GPIO_VIRT_BASE,
37 mv78xx0_core_index() ? 0x18 : 0,
38 IRQ_MV78XX0_GPIO_START, gpio0_irqs);