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Commit 4951db7e authored by Boris Brezillon's avatar Boris Brezillon Committed by Herbert Xu
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hwrng: atmel - add DT support 



Add DT support.

Make the driver depend on CONFIG_OF as at91sam9g45 was the only SoC making
use of the TRNG block and this SoC is now fully migrated to DT.

Signed-off-by: default avatarBoris Brezillon <boris.brezillon@free-electrons.com>
Acked-by: default avatarPeter Korsgaard <peter@korsgaard.com>
Acked-by: default avatarNicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 21961efa

drivers/char/hw_random/Kconfig

+1 −1
Original line number Diff line number Diff line
@@ -64,7 +64,7 @@ config HW_RANDOM_AMD 


config HW_RANDOM_ATMEL

	tristate "Atmel Random Number Generator support"

	depends on ARCH_AT91 && HAVE_CLK

	depends on ARCH_AT91 && HAVE_CLK && OF

	default HW_RANDOM

	---help---

	  This driver provides kernel-side support for the Random Number

drivers/char/hw_random/atmel-rng.c

+7 −0
Original line number Diff line number Diff line
@@ -123,6 +123,12 @@ static const struct dev_pm_ops atmel_trng_pm_ops = { 
};

#endif /* CONFIG_PM */



static const struct of_device_id atmel_trng_dt_ids[] = {

	{ .compatible = "atmel,at91sam9g45-trng" },

	{ /* sentinel */ }

};

MODULE_DEVICE_TABLE(of, atmel_trng_dt_ids);



static struct platform_driver atmel_trng_driver = {

	.probe		= atmel_trng_probe,

	.remove		= atmel_trng_remove,
@@ -132,6 +138,7 @@ static struct platform_driver atmel_trng_driver = { 
#ifdef CONFIG_PM

		.pm	= &atmel_trng_pm_ops,

#endif /* CONFIG_PM */

		.of_match_table = atmel_trng_dt_ids,

	},

};