projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 651c74c7 SB |
1 | /* |
| 2 | * arch/arm/mach-kirkwood/irq.c | |
| 3 | * | |
| 4 | * Kirkwood IRQ handling. | |
| 5 | * | |
| 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. | |
| 9 | */ | |
| 2f8163ba | 10 | #include <linux/gpio.h> |
| 651c74c7 | 11 | #include <linux/kernel.h> |
| 651c74c7 | 12 | #include <linux/irq.h> |
| 060f3d19 | 13 | #include <linux/io.h> |
| fdd8b079 | 14 | #include <mach/bridge-regs.h> |
| ce91574c | 15 | #include <plat/orion-gpio.h> |
| 6f088f1d | 16 | #include <plat/irq.h> |
| d1c925b2 | 17 | #include "common.h" |
| 651c74c7 | 18 | |
| 278b45b0 AL |
19 | static int __initdata gpio0_irqs[4] = { |
| 20 | IRQ_KIRKWOOD_GPIO_LOW_0_7, | |
| 21 | IRQ_KIRKWOOD_GPIO_LOW_8_15, | |
| 22 | IRQ_KIRKWOOD_GPIO_LOW_16_23, | |
| 23 | IRQ_KIRKWOOD_GPIO_LOW_24_31, | |
| 24 | }; | |
| 4c213430 | 25 | |
| 278b45b0 AL |
26 | static int __initdata gpio1_irqs[4] = { |
| 27 | IRQ_KIRKWOOD_GPIO_HIGH_0_7, | |
| 28 | IRQ_KIRKWOOD_GPIO_HIGH_8_15, | |
| 29 | IRQ_KIRKWOOD_GPIO_HIGH_16_23, | |
| 30 | 0, | |
| 31 | }; | |
| 4c213430 | 32 | |
| 651c74c7 SB |
33 | void __init kirkwood_init_irq(void) |
| 34 | { | |
| 060f3d19 TP |
35 | orion_irq_init(0, IRQ_VIRT_BASE + IRQ_MASK_LOW_OFF); |
| 36 | orion_irq_init(32, IRQ_VIRT_BASE + IRQ_MASK_HIGH_OFF); | |
| 4c213430 LB |
37 | |
| 38 | /* | |
| 9eac6d0a | 39 | * Initialize gpiolib for GPIOs 0-49. |
| 4c213430 | 40 | */ |
| 060f3d19 | 41 | orion_gpio_init(NULL, 0, 32, GPIO_LOW_VIRT_BASE, 0, |
| 278b45b0 | 42 | IRQ_KIRKWOOD_GPIO_START, gpio0_irqs); |
| 060f3d19 | 43 | orion_gpio_init(NULL, 32, 18, GPIO_HIGH_VIRT_BASE, 0, |
| 278b45b0 | 44 | IRQ_KIRKWOOD_GPIO_START + 32, gpio1_irqs); |
| 651c74c7 | 45 | } |