original_kernel/arch/mips/cobalt/buttons.c

42 lines
829 B
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Cobalt buttons platform device.
*
* Copyright (C) 2007 Yoichi Yuasa <yuasa@linux-mips.org>
*/
#include <linux/platform_device.h>
#include <linux/errno.h>
#include <linux/init.h>
static struct resource cobalt_buttons_resource __initdata = {
.start = 0x1d000000,
.end = 0x1d000003,
.flags = IORESOURCE_MEM,
};
static __init int cobalt_add_buttons(void)
{
struct platform_device *pd;
int error;
pd = platform_device_alloc("Cobalt buttons", -1);
if (!pd)
return -ENOMEM;
error = platform_device_add_resources(pd, &cobalt_buttons_resource, 1);
if (error)
goto err_free_device;
error = platform_device_add(pd);
if (error)
goto err_free_device;
return 0;
err_free_device:
platform_device_put(pd);
return error;
}
device_initcall(cobalt_add_buttons);