Re: [PATCH 2/4] hw_random: bcm63xx-rng: add device tree support

[Florian Fainelli <f.fainelli@gmail.com>]

Le 17/01/2016 01:03, Álvaro Fernández Rojas a écrit :
> Adds device tree support for BCM6368, which seems to be the only BCM63xx with
> bcm63xx-rng support.
> 
> Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
> ---
>  drivers/char/hw_random/bcm63xx-rng.c | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/drivers/char/hw_random/bcm63xx-rng.c b/drivers/char/hw_random/bcm63xx-rng.c
> index c303f30..38553f0 100644
> --- a/drivers/char/hw_random/bcm63xx-rng.c
> +++ b/drivers/char/hw_random/bcm63xx-rng.c
> @@ -130,10 +130,17 @@ static int bcm63xx_rng_probe(struct platform_device *pdev)
>  	return 0;
>  }
>  

#ifdef CONFIG_OF here?

> +static const struct of_device_id bcm63xx_rng_of_match[] = {
> +	{ .compatible = "brcm,bcm6368-rng", },
> +	{},
> +};
> +MODULE_DEVICE_TABLE(of, bcm63xx_rng_of_match);
> +
>  static struct platform_driver bcm63xx_rng_driver = {
>  	.probe		= bcm63xx_rng_probe,
>  	.driver		= {
>  		.name	= "bcm63xx-rng",
> +		.of_match_table = bcm63xx_rng_of_match,

of_match_ptr(bcm63xx_rng_of_match) would be nice here as well since we
can still build this driver for BCM63XX which is not OF enabled.

Other than that:

Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
-- 
Florian