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Commit c903970c authored by Lokesh Vutla's avatar Lokesh Vutla Committed by Herbert Xu
Browse files

hwrng: omap - Add device tree support 



Add Device Tree suport to the omap-rng driver.
Currently, only support for OMAP2 and OMAP3 is
being added but support for OMAP4 and OMAP5 will
be added in a subsequent patch.

Signed-off-by: default avatarLokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 7256c476

drivers/char/hw_random/omap-rng.c

+12 −0
Original line number Diff line number Diff line
@@ -24,6 +24,9 @@ 
#include <linux/delay.h>

#include <linux/slab.h>

#include <linux/pm_runtime.h>

#include <linux/of.h>

#include <linux/of_device.h>

#include <linux/of_address.h>



#include <asm/io.h>
@@ -104,6 +107,14 @@ static struct hwrng omap_rng_ops = { 
	.data_read	= omap_rng_data_read,

};



#if defined(CONFIG_OF)

static const struct of_device_id omap_rng_of_match[] = {

		{ .compatible = "ti,omap2-rng" },

		{},

};

MODULE_DEVICE_TABLE(of, omap_rng_of_match);

#endif



static int omap_rng_probe(struct platform_device *pdev)

{

	struct omap_rng_private_data *priv;
@@ -197,6 +208,7 @@ static struct platform_driver omap_rng_driver = { 
		.name		= "omap_rng",

		.owner		= THIS_MODULE,

		.pm		= OMAP_RNG_PM,

		.of_match_table = of_match_ptr(omap_rng_of_match),

	},

	.probe		= omap_rng_probe,

	.remove		= __exit_p(omap_rng_remove),