linux-kernel - Re: [PATCH v2 1/3] devicetree: bindings: bd718x7: document HW state related ROHM specific properties

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Date:   Thu, 14 Feb 2019 09:15:47 +0200
From:   Matti Vaittinen <matti.vaittinen@...rohmeurope.com>
To:     Angus Ainslie <angus@...ea.ca>
Cc:     mazziesaccount@...il.com, Lee Jones <lee.jones@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, heikki.haikola@...rohmeurope.com,
        mikko.mutanen@...rohmeurope.com, Robin Gong <yibin.gong@....com>,
        Elven Wang <elven.wang@....com>,
        Anson Huang <anson.huang@....com>,
        linux-kernel-owner@...r.kernel.org
Subject: Re: [PATCH v2 1/3] devicetree: bindings: bd718x7: document HW state
 related ROHM specific properties

Hello Angus,

Glad to hear from you again =)

On Wed, Feb 13, 2019 at 03:38:40PM -0800, Angus Ainslie wrote:
> > 
> >  Optional properties:
> >  - clock-output-names	: Should contain name for output clock.
> > +- rohm,reset-snvs-powered : Transfer BD718x7 to SNVS state at reset.
> > +
> > +The BD718x7 supports two different HW states as reset target states.
> > States
> > +are called as SNVS and READY. At READY state all the PMIC power outputs
> > go
> > +down and OTP is reload. At the SNVS state all other logic and external
> > +devices apart from the SNVS power domain are shut off. Please refer to
> > NXP
> > +i.MX8 documentation for further information regarding SNVS state. When
> > a
> > +reset is done via SNVS state the PMIC OTP data is not reload. This
> > cause
> > +
> 
> It looks like there is some text missing here.

Actually, the "This cause" is a leftover from previous version. So
nothings missing, just something extra :D But well spotted. I'll clean
this up for next version!

> > diff --git
> > a/Documentation/devicetree/bindings/regulator/rohm,bd71837-regulator.txt
> > b/Documentation/devicetree/bindings/regulator/rohm,bd71837-regulator.txt
> > index 4b98ca26e61a..4a05cbf915ee 100644
> > ---
> > a/Documentation/devicetree/bindings/regulator/rohm,bd71837-regulator.txt
> > +++
> > b/Documentation/devicetree/bindings/regulator/rohm,bd71837-regulator.txt
> > @@ -27,8 +27,38 @@ BUCK1, BUCK2, BUCK3, BUCK4, BUCK5, BUCK6
> >  LDO1, LDO2, LDO3, LDO4, LDO5, LDO6
> > 

[...]

> > +----------------------------------------------------------------------------
> > +rest	| not supported		| not supported		| not supported
> > +
> >  Example:
> 
> Could you add an example of the optional properties ?

Sure. I'll do that for next version as well :)

Br,
	Matti Vaittinen

-- 
Matti Vaittinen, Linux device drivers
ROHM Semiconductors, Finland SWDC
Kiviharjunlenkki 1E
90220 OULU
FINLAND

~~~ "I don't think so," said Rene Descartes.  Just then, he vanished ~~~