Contributors: 9
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Thomas Petazzoni |
62 |
44.60% |
2 |
14.29% |
| Tzachi Perelstein |
26 |
18.71% |
1 |
7.14% |
| Andrew Lunn |
19 |
13.67% |
2 |
14.29% |
| Lennert Buytenhek |
19 |
13.67% |
4 |
28.57% |
| Arnd Bergmann |
4 |
2.88% |
1 |
7.14% |
| Russell King |
3 |
2.16% |
1 |
7.14% |
| Benjamin Cama |
3 |
2.16% |
1 |
7.14% |
| Rob Herring |
2 |
1.44% |
1 |
7.14% |
| Ben Dooks |
1 |
0.72% |
1 |
7.14% |
| Total |
139 |
|
14 |
|
/*
* 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/gpio.h>
#include <linux/kernel.h>
#include <linux/irq.h>
#include <linux/io.h>
#include <plat/orion-gpio.h>
#include <plat/irq.h>
#include <asm/exception.h>
#include "bridge-regs.h"
#include "common.h"
static int __initdata gpio0_irqs[4] = {
IRQ_ORION5X_GPIO_0_7,
IRQ_ORION5X_GPIO_8_15,
IRQ_ORION5X_GPIO_16_23,
IRQ_ORION5X_GPIO_24_31,
};
static asmlinkage void
__exception_irq_entry orion5x_legacy_handle_irq(struct pt_regs *regs)
{
u32 stat;
stat = readl_relaxed(MAIN_IRQ_CAUSE);
stat &= readl_relaxed(MAIN_IRQ_MASK);
if (stat) {
unsigned int hwirq = 1 + __fls(stat);
handle_IRQ(hwirq, regs);
return;
}
}
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);
}