[PATCHv7 0/4] iio: adc: exynos_adc: Support Exynos3250 ADC and code clean

Chanwoo Choi cw00.choi at samsung.com
Mon Jul 21 19:17:59 PDT 2014


Hi Arnd,

On 07/21/2014 05:58 PM, Arnd Bergmann wrote:
> On Monday 21 July 2014 17:17:44 Chanwoo Choi wrote:
>> On 07/21/2014 05:11 PM, Chanwoo Choi wrote:
>>> On 07/21/2014 04:38 PM, Arnd Bergmann wrote:
>>>> On Monday 21 July 2014 11:17:44 Chanwoo Choi wrote:
>>>>>
>>>>> This patchset support Exynos3250 ADC (Analog Digital Converter) because
>>>>> Exynos3250 has additional special clock for ADC IP.
>>>>>
>>>>> Changes from v6:
>>>>> - Use "exynos3250-adc" compatible string instead of "exynos3250-adc-v2"
>>>>> - Use "sclk" clock name instead of "sclk_adc"
>>>>> - Remove un-necessary macro for exyno-adc-data-v2 structure.
>>>>> - Remove '(void *)' cast and mark the exynos-adc-data structure as 'const'
>>>>> - Change the number of ADC channels (Exynos3250 has only two channels for ADC)
>>>>>
>>>>
>>>> Looks good to me. Two small requests:
 >>>>
>>>> a) if you don't mind, can you add my patch (1/2) to add support for s3c64xx to
>>>>    your series, adding your Signed-off-by line in addition to mine? I think
>>>>    that one was noncontroversial, while the second patch (2/2) need some more
>>>>    work to address the comments and do testing.
>>>
>>> OK, I'll add this patch.
>>> But, I have a question.
>>>
>>> Your patch add following compatible string.
>>> "s3c64100-adc" is right?
>>>
>>>  static const struct of_device_id exynos_adc_match[] = {
>>>  	{
>>> +		.compatible = "samsung,s3c64100-adc",
>>> +		.data = &exynos_adc_s3c64xx_data,
>>> +	}, {
>>
>> Additionally,
>> Documentation/devicetree/bindings/arm/samsung/exynos-adc.txt has not included
>> "samsung,s3c6410-adc" compatible string. Should I add this string in exynos-adc.txt?
>>
>> drivers/iio/adc/exynos-adc.c has not includeded following compatible string.
>> Should I add this compatible string on exynos-adc.c?
>>
>> +			Must be "samsung,s3c2410-adc" for
>> +				the ADC in s3c2410 and compatibles
>> +			Must be "samsung,s3c2416-adc" for
>> +				the ADC in s3c2416 and compatibles
>> +			Must be "samsung,s3c2440-adc" for
>> +				the ADC in s3c2440 and compatibles
>> +			Must be "samsung,s3c2440-adc" for
>> +				the ADC in s3c2440 and compatibles
>> +			Must be "samsung,s3c2443-adc" for
>> +				the ADC in s3c2443 and compatibles
>>
> 
> 
> Yes, please.

I send following patchset[1] to support s3c24xx/s3c64xx ADC.
[1] http://www.spinics.net/lists/kernel/msg1791305.html

Thanks,
Chanwoo Choi





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