Subject: [PATCH] i2c: at91: add of_device_id entry for at91rm9200

From: [email-masked] (Jean-Christophe PLAGNIOL-VILLARD)
Date: Tue, 18 Dec 2012 07:02:32 +0100

On 22:42 Wed 05 Dec     , Joachim Eastwood wrote:
> Signed-off-by: Joachim Eastwood <[email-masked]>
> ---
> Hi,
> 
> AT91RM9200 is gaining DT support now so let's add an id to the i2c driver.
> 
> Tested on custom RM9200 board. Since the driver doesn't support pinctrl
> muxing yet I had to add pinctrl hogs for the i2c pins in my dts for it
> to work.

IIRC the i2c IP have quite a lots of issue on rm9200 and until sam9g45

it not recommended to use it instead use i2c-gpio

Best Regards,
J.
> 
> regards
> Joachim Eastwood
> 
>  drivers/i2c/busses/i2c-at91.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/i2c/busses/i2c-at91.c b/drivers/i2c/busses/i2c-at91.c
> index b4575ee..c504aa8 100644
> --- a/drivers/i2c/busses/i2c-at91.c
> +++ b/drivers/i2c/busses/i2c-at91.c
> @@ -584,6 +584,9 @@ static const struct platform_device_id at91_twi_devtypes[] = {
>  #if defined(CONFIG_OF)
>  static const struct of_device_id atmel_twi_dt_ids[] = {
>  	{
> +		.compatible = "atmel,at91rm9200-i2c",
> +		.data = &at91rm9200_config,
> +	} , {
>  		.compatible = "atmel,at91sam9260-i2c",
>  		.data = &at91sam9260_config,
>  	} , {
> -- 
> 1.8.0
>