Re: [PATCH 1/2] spi: spidev: Add device tree bindings

From: Shawn Guo <shawn.guo-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
To: Maxime Ripard
	<maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
Cc: spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org,
	Mark Brown
	<broonie-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>,
	brian-ZKiFAVwZFM2FeswfMrDH8w@public.gmane.org,
	linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: Re: [PATCH 1/2] spi: spidev: Add device tree bindings
Date: Fri, 19 Oct 2012 16:28:15 +0800	[thread overview]
Message-ID: <20121019082811.GB21078@S2101-09.ap.freescale.net> (raw)
In-Reply-To: <1350568768-4374-2-git-send-email-maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>

Mark is maintaining spi subsystem recently as Grant has been off line
for a while.

Shawn

On Thu, Oct 18, 2012 at 03:59:27PM +0200, Maxime Ripard wrote:
> This will allow to probe spidev from device tree
> 
> Signed-off-by: Maxime Ripard <maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
> ---
>  drivers/spi/spidev.c |   10 ++++++++++
>  1 file changed, 10 insertions(+)
> 
> diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c
> index 830adbe..8ae0660 100644
> --- a/drivers/spi/spidev.c
> +++ b/drivers/spi/spidev.c
> @@ -31,6 +31,8 @@
>  #include <linux/mutex.h>
>  #include <linux/slab.h>
>  #include <linux/compat.h>
> +#include <linux/of.h>
> +#include <linux/of_device.h>
>  
>  #include <linux/spi/spi.h>
>  #include <linux/spi/spidev.h>
> @@ -642,10 +644,18 @@ static int __devexit spidev_remove(struct spi_device *spi)
>  	return 0;
>  }
>  
> +static const struct of_device_id spidev_dt_ids[] = {
> +	{ .compatible = "linux,spidev" },
> +	{},
> +};
> +
> +MODULE_DEVICE_TABLE(of, spidev_dt_ids);
> +
>  static struct spi_driver spidev_spi_driver = {
>  	.driver = {
>  		.name =		"spidev",
>  		.owner =	THIS_MODULE,
> +		.of_match_table = of_match_ptr(spidev_dt_ids),
>  	},
>  	.probe =	spidev_probe,
>  	.remove =	__devexit_p(spidev_remove),
> -- 
> 1.7.9.5
> 

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