linux-kernel - Re: sht15 kernel driver

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Date:	Thu, 29 Aug 2013 15:18:55 +1200
From:	Chris Rodley <chris@...pithd.com>
To:	Jerome Oufella <jerome.oufella@...oirfairelinux.com>
CC:	kernel@...oirfairelinux.com, linux-kernel@...r.kernel.org,
	lm-sensors@...sensors.org
Subject: Re: sht15 kernel driver

Thanks Jerome!

That was just what I needed to know.
The device is now set up and is working well - I will have a go at back 
porting now.

Many thanks again for your help!
Chris

On 29/08/13 11:08, Jerome Oufella wrote:
>> Hi,
>>
>> I am trying to get a sht75 humidity and temperature sensor working
>> with the linux kernel module in 3.2.
>> Is there a code example for application code that you have available?
>>
>> Many thanks,
> Hi Chris,
>
> There was much less support for the sht15 back in 3.2 compared to recent
> kernel releases. You may want to backport features and/or fixes to suit
> your needs.
>
> You can find a usage example for 3.2 in arch/arm/mach-pxa/stargate2.c
> around line 140:
>
> First, create a platform data struct and specify which GPIO lines are
> hooked to the data and sck lines of your sht-15:
>   
>   static struct sht15_platform_data platform_data_sht15 = {
>          .gpio_data =  100,
>          .gpio_sck  =  98,
>   };
>
> Then setup a platform device referencing those platform data, that you
> will have to register on the platform bus using platform_add_devices()
> or equivalent:
>
>   static struct platform_device sht15 = {
>          .name = "sht15",
>          .id = -1,
>          .dev = {
>                  .platform_data = &platform_data_sht15,
>          },
>   };
>
>   ...
>
>   platform_add_devices(...);
>
>
>
> Cheers,

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