dev-rng.c
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/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 2011 Florian Fainelli <florian@openwrt.org>
*/
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <bcm63xx_cpu.h>
static struct resource rng_resources[] = {
{
.start = -1, /* filled at runtime */
.end = -1, /* filled at runtime */
.flags = IORESOURCE_MEM,
},
};
static struct platform_device bcm63xx_rng_device = {
.name = "bcm63xx-rng",
.id = -1,
.num_resources = ARRAY_SIZE(rng_resources),
.resource = rng_resources,
};
int __init bcm63xx_rng_register(void)
{
if (!BCMCPU_IS_6368())
return -ENODEV;
rng_resources[0].start = bcm63xx_regset_address(RSET_RNG);
rng_resources[0].end = rng_resources[0].start;
rng_resources[0].end += RSET_RNG_SIZE - 1;
return platform_device_register(&bcm63xx_rng_device);
}
arch_initcall(bcm63xx_rng_register);