[RESEND PATCH v3 1/2] i2c: change id to let i2c-gpio work

Greg KH gregkh at linuxfoundation.org
Tue Oct 16 03:13:26 EDT 2012


On Tue, Oct 16, 2012 at 01:17:47PM +0800, Bo Shen wrote:
> From: voice <voice.shen at atmel.com>
> 
> 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>
> ---
> Resend
>   Cc linux kernel stable mailing list
> Change since v2
>   Fix this issue for more boards
> Change since v1
>   Make the commit message more clear

<formletter>

This is not the correct way to submit patches for inclusion in the
stable kernel tree.  Please read Documentation/stable_kernel_rules.txt
for how to do this properly.

</formletter>



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