Commit b80e60eb authored by Linus Walleij's avatar Linus Walleij
Browse files

hw_random: ixp4xx: Add OF support 



This makes the hardware random number generator found in
the IXP46x SoCs probe from the device tree.

Cc: Deepak Saxena <dsaxena@plexity.net>
Acked-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent cca061b0

drivers/char/hw_random/ixp4xx-rng.c

+10 −0
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ 
#include <linux/init.h>

#include <linux/bitops.h>

#include <linux/hw_random.h>

#include <linux/of.h>

#include <linux/soc/ixp4xx/cpu.h>



#include <asm/io.h>
@@ -55,9 +56,18 @@ static int ixp4xx_rng_probe(struct platform_device *pdev) 
	return devm_hwrng_register(dev, &ixp4xx_rng_ops);

}



static const struct of_device_id ixp4xx_rng_of_match[] = {

	{

		.compatible = "intel,ixp46x-rng",

	},

	{},

};

MODULE_DEVICE_TABLE(of, ixp4xx_rng_of_match);



static struct platform_driver ixp4xx_rng_driver = {

	.driver = {

		.name = "ixp4xx-hwrandom",

		.of_match_table = ixp4xx_rng_of_match,

	},

	.probe = ixp4xx_rng_probe,

};