From: mailinglists@kunz-im-inter.net (Frank Kunz)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: sun7i: Add Cubietech Einstein A20 board device-tree
Date: Fri, 03 Nov 2017 13:01:12 +0100 [thread overview]
Message-ID: <5111393.hsQMvIb64U@donald> (raw)
In-Reply-To: <20171103084427.rba6zc333fawbrv4@flea>
Am Freitag, 3. November 2017, 09:44:27 CET schrieb Maxime Ripard:
> Hi Frank,
>
> On Thu, Nov 02, 2017 at 07:59:04PM +0100, Frank Kunz wrote:
> > > > +&mmc2 {
> > > > + pinctrl-names = "default";
> > > > + pinctrl-0 = <&mmc2_pins_a>;
> > > > + vmmc-supply = <®_vcc3v3>;
> > >
> > > What regulator is this connected to on the PMIC?
> >
> > Fixed, On the schematic it is finally connected to 3v0.
>
> Sorry, it wasn't really what I meant. Surely there's a PMIC regulator
> providing that 3.0V, you should put that regulator here.
>
It is not connected to any of the PMIC (AXP209) regulators. There is a
dedicated DCDC converter on that board which is driven by IPSOUT. This one
generates the 3.0V IO supply.
Br,
Frank
WARNING: multiple messages have this Message-ID (diff)
From: Frank Kunz <mailinglists@kunz-im-inter.net>
To: Maxime Ripard <maxime.ripard@free-electrons.com>
Cc: devicetree@vger.kernel.org, mark.rutland@arm.com, wens@csie.org,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, robh+dt@kernel.org
Subject: Re: [PATCH] ARM: sun7i: Add Cubietech Einstein A20 board device-tree
Date: Fri, 03 Nov 2017 13:01:12 +0100 [thread overview]
Message-ID: <5111393.hsQMvIb64U@donald> (raw)
In-Reply-To: <20171103084427.rba6zc333fawbrv4@flea>
Am Freitag, 3. November 2017, 09:44:27 CET schrieb Maxime Ripard:
> Hi Frank,
>
> On Thu, Nov 02, 2017 at 07:59:04PM +0100, Frank Kunz wrote:
> > > > +&mmc2 {
> > > > + pinctrl-names = "default";
> > > > + pinctrl-0 = <&mmc2_pins_a>;
> > > > + vmmc-supply = <®_vcc3v3>;
> > >
> > > What regulator is this connected to on the PMIC?
> >
> > Fixed, On the schematic it is finally connected to 3v0.
>
> Sorry, it wasn't really what I meant. Surely there's a PMIC regulator
> providing that 3.0V, you should put that regulator here.
>
It is not connected to any of the PMIC (AXP209) regulators. There is a
dedicated DCDC converter on that board which is driven by IPSOUT. This one
generates the 3.0V IO supply.
Br,
Frank
next prev parent reply other threads:[~2017-11-03 12:01 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-02 14:35 [PATCH] ARM: sun7i: Add Cubietech Einstein A20 board device-tree Frank Kunz
2017-11-02 14:35 ` Frank Kunz
2017-11-02 14:35 ` Frank Kunz
2017-11-02 15:57 ` Maxime Ripard
2017-11-02 15:57 ` Maxime Ripard
2017-11-02 18:59 ` Frank Kunz
2017-11-02 18:59 ` Frank Kunz
2017-11-02 18:59 ` Frank Kunz
2017-11-03 8:44 ` Maxime Ripard
2017-11-03 8:44 ` Maxime Ripard
2017-11-03 12:01 ` Frank Kunz [this message]
2017-11-03 12:01 ` Frank Kunz
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