From: Shawn Guo <shawn.guo@xxxxxxxxxx>
Data: Wednesday, February 19, 2014 1:07 PM + 0800
>To: Duan Fugang-B38611
>Cc: jic23@xxxxxxxxxx; sachin.kamat@xxxxxxxxxx; pmeerw@xxxxxxxxxx;
>lars@xxxxxxxxxx; mark.rutland@xxxxxxx; linux-iio@xxxxxxxxxxxxxxx; Rob Herring;
>Grant Likely; Pawel Moll; Ian Campbell; Kumar Gala; devicetree@xxxxxxxxxxxxxxx;
>linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
>Subject: Re: [PATCH v5 1/3] ARM: dts: vf610-twr: Add ADC support
>
>On Sun, Feb 16, 2014 at 03:48:53PM +0800, Shawn Guo wrote:
>> Copy more DT folks and lists, as I want to make sure everyone agrees
>> on how the fixed regulators should organized in the device tree
>> sources, before I apply the patch.
>>
>> On Sun, Jan 26, 2014 at 01:39:31PM +0800, Fugang Duan wrote:
>> > vf610 has two ADC controllers, and vf610-twr board ADC0_SE5 pin
>> > connect to sliding rheostat for ADC test, other ADC pins connect to
>> > connectors for future use.
>> >
>> > Add support for ADC0_SE5.
>> >
>> > CC: Shawn Guo <shawn.guo@xxxxxxxxxx>
>> > CC: Jonathan Cameron <jic23@xxxxxxxxxx>
>> > CC: Mark Rutland <mark.rutland@xxxxxxx>
>> > CC: Otavio Salvador <otavio@xxxxxxxxxxxxxxxx>
>> > CC: Peter Meerwald <pmeerw@xxxxxxxxxx>
>> > CC: Lars-Peter Clausen <lars@xxxxxxxxxx>
>> > Signed-off-by: Fugang Duan <B38611@xxxxxxxxxxxxx>
>> > ---
>> > arch/arm/boot/dts/vf610-twr.dts | 21 +++++++++++++++++++++
>> > arch/arm/boot/dts/vf610.dtsi | 26 ++++++++++++++++++++++++++
>> > 2 files changed, 47 insertions(+), 0 deletions(-)
>> >
>> > diff --git a/arch/arm/boot/dts/vf610-twr.dts
>> > b/arch/arm/boot/dts/vf610-twr.dts index c8047ca..d867be3 100644
>> > --- a/arch/arm/boot/dts/vf610-twr.dts
>> > +++ b/arch/arm/boot/dts/vf610-twr.dts
>> > @@ -34,6 +34,27 @@
>> > };
>> > };
>> >
>> > + regulators {
>> > + compatible = "simple-bus";
>> > + #address-cells = <1>;
>> > + #size-cells = <0>;
>> > +
>> > + reg_vcc_3v3_mcu: regulator@0 {
>> > + compatible = "regulator-fixed";
>> > + reg = <0>;
>> > + regulator-name = "vcc_3v3_mcu";
>> > + regulator-min-microvolt = <3300000>;
>> > + regulator-max-microvolt = <3300000>;
>> > + };
>> > + };
>>
>> Per discussion [1], Mark Rutland suggests that instead of organizing
>> the fixed regulator nodes in a simple-bus container, it should be put
>> under root node directly like below.
>>
>> / {
>> reg_vcc_3v3_mcu: regulator_0 {
>> compatible = "regulator-fixed";
>> regulator-name = "vcc_3v3_mcu";
>> regulator-min-microvolt = <3300000>;
>> regulator-max-microvolt = <3300000>;
>> };
>> };
>>
>> Is this what all DT folks agree on? At least the node name should be
>> 'regulator-0' since it's more idiomatic to use '-' than '_' in node
>> name?
>
>It looks that Mark is giving up [1]. And we're fine with the original code
>then.
>
>Shawn
So, you apply the original patch ? Do I need to resend it again ?
Thanks,
Andy
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