[PATCH v3 2/2] i2c: change id to let i2c-at91 work

Bo Shen voice.shen at atmel.com
Mon Oct 15 23:13:14 EDT 2012


Hi J,

On 10/15/2012 23:02, Jean-Christophe PLAGNIOL-VILLARD wrote:
> On 17:30 Mon 15 Oct     , Bo Shen wrote:
>> The i2c core driver will turn the platform device ID to busnum
>> When using platfrom device ID as -1, it means dynamically assigned
>> the busnum. When writing code, we need to make sure the busnum,
>> and call i2c_register_board_info(int busnum, ...) to register device
>> if using -1, we do not know the value of busnum
>> 	
>> In order to solve this issue, set the platform device ID as a fix number
>> Here using 0 to match the busnum used in i2c_regsiter_board_info()
>>
>> Signed-off-by: Bo Shen <voice.shen at atmel.com>
>> ---
>
> can you check when this append for the first time to schedule a patch for stable too

OK. I will resend it and add linux stable into the cc list.

Thanks.

BRs,
Bo Shen

> Best Regards,
> J.
>




More information about the linux-arm-kernel mailing list