[PATCH V3 1/2] ARM: imx: add vddsoc/pu setpoint info into dts

Anson.Huang at freescale.com Anson.Huang at freescale.com
Wed Dec 18 07:01:17 EST 2013



Sent from Anson's iPhone

> 在 2013年12月18日,19:08,"Fabio Estevam" <festevam at gmail.com> 写道:
> 
> Hi Anson,
> 
>> On Wed, Dec 18, 2013 at 7:26 PM, Anson Huang <b20788 at freescale.com> wrote:
>> 
>> +  Documentation/devicetree/bindings/regulator/regulator.txt for details.
>> +  arm-supply: vddarm input.
>> +  pu-supply: vddpu input.
>> +  soc-supply: vddsoc input.
> 
> I found these messages confusing, as someone may think that you are
> referring to the VDD_ARM_IN/VDD_ARM23_IN and VDD_SOC_IN, which are
> really inputs.
> 
> What about doing this instead?
> 
> arm-supply: VDDARM LDO output
> pu-supply:  VDDPU LDO output
> soc-supply: VDDSOC LDO output

I think they should know these regulators mean the arm, soc/pu's
real working voltage, as you know, our i.MX6 also support LDO bypass mode, then these regulators can be
VDDXXX_IN. that is why I use vddxxx
input, not vddxxx LDO input.Thanks!
> 
> Regards,
> 
> Fabio Estevam
> 
> 


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