linux-kernel - Re: [PATCH v2] ARM: dts: vf610-colibri: Add ADC support

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Message-ID: <54253593.2060508@gmail.com>
Date:	Fri, 26 Sep 2014 15:14:51 +0530
From:	Sanchayan Maity <maitysanchayan@...il.com>
To:	Shawn Guo <shawn.guo@...escale.com>
CC:	stefan@...er.ch, linux@....linux.org.uk,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] ARM: dts: vf610-colibri: Add ADC support



On Friday 26 September 2014 07:37 AM, Shawn Guo wrote:
> On Fri, Sep 19, 2014 at 04:56:13PM +0530, Sanchayan Maity wrote:
>> Enable ADC support for Colibri VF61 modules
>>
>> Signed-off-by: Sanchayan Maity <maitysanchayan@...il.com>
>> ---
>>  arch/arm/boot/dts/vf610-colibri.dtsi |   10 ++++++++++
>>  1 file changed, 10 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/vf610-colibri.dtsi b/arch/arm/boot/dts/vf610-colibri.dtsi
>> index 0cd8343..6fd099e 100644
>> --- a/arch/arm/boot/dts/vf610-colibri.dtsi
>> +++ b/arch/arm/boot/dts/vf610-colibri.dtsi
>> @@ -27,6 +27,16 @@
>>  
>>  };
>>  
>> +&adc0 {
>> +	pinctrl-names = "default";
> 
> Sorry for missing it, but I would expect properties pinctrl-names and
> pinctrl-0 appear as a couple.  Should we drop property pinctrl-names
> here?
> 
> Shawn

We can actually drop this here. Vybrid has dedicated pads for 4 ADC channels.
Since we are using only these dedicated ADC channels, no pin multiplexing
is required. So we can drop the pinctrl-names property. Will clean and
send out a v3 patch. Thanks for pointing this out. 

- Sanchayan

> 
>> +	status = "okay";
>> +};
>> +
>> +&adc1 {
>> +	pinctrl-names = "default";
>> +	status = "okay";
>> +};
>> +
>>  &esdhc1 {
>>  	pinctrl-names = "default";
>>  	pinctrl-0 = <&pinctrl_esdhc1>;
>> -- 
>> 1.7.9.5
>>
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