kernel_optimize_test/arch/arm/mach-ux500/devices-common.c
Linus Walleij 08956a0e8a ARM: 7372/1: ux500: factor out dynamic amba device allocator
This replaces the dynamic device allocator in the ux500 machine
with the common device allocator in the bus code.

Cc: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com>
Cc: Rabin Vincent <rabin.vincent@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2012-04-19 19:31:34 +01:00

62 lines
1.2 KiB
C

/*
* Copyright (C) ST-Ericsson SA 2010
*
* Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson
* License terms: GNU General Public License (GPL), version 2.
*/
#include <linux/kernel.h>
#include <linux/dma-mapping.h>
#include <linux/err.h>
#include <linux/irq.h>
#include <linux/slab.h>
#include <linux/platform_device.h>
#include <plat/gpio-nomadik.h>
#include <mach/hardware.h>
#include "devices-common.h"
static struct platform_device *
dbx500_add_gpio(struct device *parent, int id, resource_size_t addr, int irq,
struct nmk_gpio_platform_data *pdata)
{
struct resource resources[] = {
{
.start = addr,
.end = addr + 127,
.flags = IORESOURCE_MEM,
},
{
.start = irq,
.end = irq,
.flags = IORESOURCE_IRQ,
}
};
return platform_device_register_resndata(
parent,
"gpio",
id,
resources,
ARRAY_SIZE(resources),
pdata,
sizeof(*pdata));
}
void dbx500_add_gpios(struct device *parent, resource_size_t *base, int num,
int irq, struct nmk_gpio_platform_data *pdata)
{
int first = 0;
int i;
for (i = 0; i < num; i++, first += 32, irq++) {
pdata->first_gpio = first;
pdata->first_irq = NOMADIK_GPIO_TO_IRQ(first);
pdata->num_gpio = 32;
dbx500_add_gpio(parent, i, base[i], irq, pdata);
}
}