linux-kernel - Re: [PATCH] i2c-i801: Add device tree support

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Message-ID: <20120818094846.GA24812@pengutronix.de>
Date:	Sat, 18 Aug 2012 11:48:46 +0200
From:	Wolfram Sang <w.sang@...gutronix.de>
To:	Thierry Reding <thierry.reding@...onic-design.de>
Cc:	Jean Delvare <khali@...ux-fr.org>, Ben Dooks <ben-linux@...ff.org>,
	Daniel Kurtz <djkurtz@...omium.org>, linux-i2c@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] i2c-i801: Add device tree support

On Wed, Aug 08, 2012 at 09:06:47AM +0200, Thierry Reding wrote:
> This commit adds support for probing slave devices parsed from the
> device tree.
> 
> Signed-off-by: Thierry Reding <thierry.reding@...onic-design.de>

How are the devicetree nodes of the slaves connected to this PCI device
which should not have a node itself?

> ---
>  drivers/i2c/busses/i2c-i801.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
> index 6f00785..b5311cf 100644
> --- a/drivers/i2c/busses/i2c-i801.c
> +++ b/drivers/i2c/busses/i2c-i801.c
> @@ -80,6 +80,7 @@
>  #include <linux/slab.h>
>  #include <linux/wait.h>
>  #include <linux/err.h>
> +#include <linux/of_i2c.h>
>  
>  #if defined CONFIG_I2C_MUX || defined CONFIG_I2C_MUX_MODULE
>  #include <linux/gpio.h>
> @@ -1238,6 +1239,7 @@ static int __devinit i801_probe(struct pci_dev *dev,
>  		goto exit_free_irq;
>  	}
>  
> +	of_i2c_register_devices(&priv->adapter);
>  	i801_probe_optional_slaves(priv);
>  	/* We ignore errors - multiplexing is optional */
>  	i801_add_mux(priv);
> -- 
> 1.7.11.4
> 
> --
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-- 
Pengutronix e.K.                           | Wolfram Sang                |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |

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