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author | John W. Linville <linville@tuxdriver.com> | 2012-09-07 15:07:55 -0400 |
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committer | John W. Linville <linville@tuxdriver.com> | 2012-09-07 15:07:55 -0400 |
commit | fac805f8c198092de9a2842efd7f5022e2937b18 (patch) | |
tree | 7557809c373f97a343c427d8fded0696060394ce /arch/mips/bcm63xx/dev-rng.c | |
parent | 2461c7d60f9f3821274e4acf9019cba8b82c94b5 (diff) | |
parent | f10723841e624c0726c70356b31d91befed01dd6 (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless
Diffstat (limited to 'arch/mips/bcm63xx/dev-rng.c')
-rw-r--r-- | arch/mips/bcm63xx/dev-rng.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/mips/bcm63xx/dev-rng.c b/arch/mips/bcm63xx/dev-rng.c new file mode 100644 index 000000000000..d277b4dc6c68 --- /dev/null +++ b/arch/mips/bcm63xx/dev-rng.c @@ -0,0 +1,40 @@ +/* + * 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); |