[PATCH v2 2/2] net: flexcan: add transceiver switch gpios support

Marc Kleine-Budde mkl at pengutronix.de
Thu Jun 28 06:32:50 EDT 2012


On 06/28/2012 09:01 AM, Hui Wang wrote:
> Shawn Guo wrote:
>> On Thu, Jun 28, 2012 at 02:14:39PM +0800, Hui Wang wrote:
>>  
>>>> diff --git
>>>> a/Documentation/devicetree/bindings/net/can/fsl-flexcan.txt
>>>> b/Documentation/devicetree/bindings/net/can/fsl-flexcan.txt
>>>> index 8ff324e..e0dbac7 100644
>>>> --- a/Documentation/devicetree/bindings/net/can/fsl-flexcan.txt
>>>> +++ b/Documentation/devicetree/bindings/net/can/fsl-flexcan.txt
>>>> @@ -15,6 +15,8 @@ Required properties:
>>>> Optional properties:
>>>> - clock-frequency : The oscillator frequency driving the flexcan device
>>>> +- phy-enable-gpios : Specify the gpio used to enable phy
>>>> +- phy-standby-gpios : Specify the gpio used to put phy into STANDBY
>>>> mode
>>>> Example:
>>>>       
>>> Do we need to add new added entries in the example section as well.
>>>
>>> E.g.
>>>
>>> +        phy-enable-gpios = <&gpio1 4 0>; /* GPIO1_4, active high*/
>>> +        phy-standby-gpios = <&gpio1 2 1>; /* GPIO1_2, active low */
>>>
>>>     
>> I chose not to because after all these two are optional properties.
>>
>>   
> OK.
>>>> diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c
>>>> index 38c0690..1ce3f9e 100644
>>>> --- a/drivers/net/can/flexcan.c
>>>> +++ b/drivers/net/can/flexcan.c
>>>> @@ -26,6 +26,7 @@
>>>> #include <linux/can/platform/flexcan.h>
>>>> #include <linux/clk.h>
>>>> #include <linux/delay.h>
>>>> +#include <linux/gpio.h>
>>>>       
>>> It seems <linux/of_gpio.h> already unconditionally includes this header.
>>>     
>>
>> Documentation/SubmitChecklist
>>
>> 1: If you use a facility then #include the file that defines/declares
>>    that facility.  Don't depend on other header files pulling in ones
>>    that you use.
>>
>>   
> Got it.
> 
> OK to me.

Is this an Acked-by?

Marc
-- 
Pengutronix e.K.                  | Marc Kleine-Budde           |
Industrial Linux Solutions        | Phone: +49-231-2826-924     |
Vertretung West/Dortmund          | Fax:   +49-5121-206917-5555 |
Amtsgericht Hildesheim, HRA 2686  | http://www.pengutronix.de   |

-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 262 bytes
Desc: OpenPGP digital signature
URL: <http://lists.infradead.org/pipermail/linux-arm-kernel/attachments/20120628/b1b05659/attachment.sig>


More information about the linux-arm-kernel mailing list