From: maxime.ripard@free-electrons.com (Maxime Ripard)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2] ARM: dts: sunxi: Add regulators for LeMaker BananaPi
Date: Tue, 18 Aug 2015 17:32:08 +0200 [thread overview]
Message-ID: <20150818153208.GF2547@lukather> (raw)
In-Reply-To: <20150804090224.4B5676C83963@dd34104.kasserver.com>
On Tue, Aug 04, 2015 at 11:02:24AM +0200, Timo Sigurdsson wrote:
> Hi Maxime,
>
> Maxime Ripard schrieb am 03.08.2015 11:47:
> > What regulator provides the 3.3V regulator used in the rest of this DT
> > then (MMC, GMAC) ?
>
> For GMAC, there is a reg_gmac_3v3 defined in sun7i-a20-bananapi.dts [1].
> MMC uses reg_vcc3v3 included from sunxi-common-regulators.dtsi. Am I
> missing something? Is this not sufficient?
Well, this 3.3v regulator doesn't appear out of nowhere. Most likely,
it's either one of the AXP output, or a regulator directly taking the
5v output of the DC plug.
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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WARNING: multiple messages have this Message-ID (diff)
From: Maxime Ripard <maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
To: Timo Sigurdsson <public_timo.s-fWgRPtSzPNU3WX+qO2AYSQ@public.gmane.org>
Cc: robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
pawel.moll-5wv7dgnIgG8@public.gmane.org,
mark.rutland-5wv7dgnIgG8@public.gmane.org,
ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org,
galak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org,
linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org,
wens-jdAy2FN1RRM@public.gmane.org
Subject: Re: [PATCH v2] ARM: dts: sunxi: Add regulators for LeMaker BananaPi
Date: Tue, 18 Aug 2015 17:32:08 +0200 [thread overview]
Message-ID: <20150818153208.GF2547@lukather> (raw)
In-Reply-To: <20150804090224.4B5676C83963-RzmsueL7+k6AvxNu/8lEInnhMCiq3JZZ@public.gmane.org>
[-- Attachment #1: Type: text/plain, Size: 700 bytes --]
On Tue, Aug 04, 2015 at 11:02:24AM +0200, Timo Sigurdsson wrote:
> Hi Maxime,
>
> Maxime Ripard schrieb am 03.08.2015 11:47:
> > What regulator provides the 3.3V regulator used in the rest of this DT
> > then (MMC, GMAC) ?
>
> For GMAC, there is a reg_gmac_3v3 defined in sun7i-a20-bananapi.dts [1].
> MMC uses reg_vcc3v3 included from sunxi-common-regulators.dtsi. Am I
> missing something? Is this not sufficient?
Well, this 3.3v regulator doesn't appear out of nowhere. Most likely,
it's either one of the AXP output, or a regulator directly taking the
5v output of the DC plug.
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
WARNING: multiple messages have this Message-ID (diff)
From: Maxime Ripard <maxime.ripard@free-electrons.com>
To: Timo Sigurdsson <public_timo.s@silentcreek.de>
Cc: robh+dt@kernel.org, pawel.moll@arm.com, mark.rutland@arm.com,
ijc+devicetree@hellion.org.uk, galak@codeaurora.org,
linux@arm.linux.org.uk, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com,
wens@csie.org
Subject: Re: [PATCH v2] ARM: dts: sunxi: Add regulators for LeMaker BananaPi
Date: Tue, 18 Aug 2015 17:32:08 +0200 [thread overview]
Message-ID: <20150818153208.GF2547@lukather> (raw)
In-Reply-To: <20150804090224.4B5676C83963@dd34104.kasserver.com>
[-- Attachment #1: Type: text/plain, Size: 722 bytes --]
On Tue, Aug 04, 2015 at 11:02:24AM +0200, Timo Sigurdsson wrote:
> Hi Maxime,
>
> Maxime Ripard schrieb am 03.08.2015 11:47:
> > What regulator provides the 3.3V regulator used in the rest of this DT
> > then (MMC, GMAC) ?
>
> For GMAC, there is a reg_gmac_3v3 defined in sun7i-a20-bananapi.dts [1].
> MMC uses reg_vcc3v3 included from sunxi-common-regulators.dtsi. Am I
> missing something? Is this not sufficient?
Well, this 3.3v regulator doesn't appear out of nowhere. Most likely,
it's either one of the AXP output, or a regulator directly taking the
5v output of the DC plug.
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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next prev parent reply other threads:[~2015-08-18 15:32 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-02 16:18 [PATCH v2] ARM: dts: sunxi: Add regulators for LeMaker BananaPi Timo Sigurdsson
2015-08-02 16:18 ` Timo Sigurdsson
2015-08-02 16:18 ` Timo Sigurdsson
2015-08-03 9:47 ` Maxime Ripard
2015-08-03 9:47 ` Maxime Ripard
2015-08-03 9:47 ` Maxime Ripard
2015-08-03 13:11 ` [linux-sunxi] " Hans de Goede
2015-08-03 13:11 ` Hans de Goede
2015-08-03 13:11 ` Hans de Goede
2015-08-18 15:33 ` [linux-sunxi] " Maxime Ripard
2015-08-18 15:33 ` Maxime Ripard
2015-08-18 15:33 ` Maxime Ripard
2015-08-04 9:02 ` Timo Sigurdsson
2015-08-04 9:02 ` Timo Sigurdsson
2015-08-04 9:02 ` Timo Sigurdsson
2015-08-18 15:32 ` Maxime Ripard [this message]
2015-08-18 15:32 ` Maxime Ripard
2015-08-18 15:32 ` Maxime Ripard
2015-08-08 15:35 ` [linux-sunxi] " Hans de Goede
2015-08-08 15:35 ` Hans de Goede
2015-08-08 15:35 ` Hans de Goede
2015-08-18 15:36 ` Maxime Ripard
2015-08-18 15:36 ` Maxime Ripard
2015-08-18 15:36 ` Maxime Ripard
2015-09-24 17:57 ` Kevin Hilman
2015-09-24 17:57 ` Kevin Hilman
2015-09-25 15:05 ` Timo Sigurdsson
2015-09-25 15:05 ` Timo Sigurdsson
2015-09-25 15:05 ` Timo Sigurdsson
2015-09-27 8:20 ` Maxime Ripard
2015-09-27 8:20 ` Maxime Ripard
2015-09-27 8:20 ` Maxime Ripard
2015-10-05 17:39 ` Timo Sigurdsson
2015-10-05 17:39 ` Timo Sigurdsson
2015-10-05 17:39 ` Timo Sigurdsson
2015-10-07 9:44 ` Maxime Ripard
2015-10-07 9:44 ` Maxime Ripard
2015-10-07 9:44 ` Maxime Ripard
2015-10-07 14:36 ` Kevin Hilman
2015-10-07 14:36 ` Kevin Hilman
2015-10-07 14:36 ` Kevin Hilman
2015-10-07 15:49 ` Timo Sigurdsson
2015-10-07 15:49 ` Timo Sigurdsson
2015-10-07 15:49 ` Timo Sigurdsson
2015-10-07 16:01 ` Stefan Monnier
2015-10-08 8:32 ` [linux-sunxi] " Hans de Goede
2015-10-08 8:32 ` Hans de Goede
2015-10-08 8:32 ` Hans de Goede
2015-10-07 17:49 ` Maxime Ripard
2015-10-07 17:49 ` Maxime Ripard
2015-10-07 17:49 ` Maxime Ripard
2015-10-07 17:58 ` Timo Sigurdsson
2015-10-07 17:58 ` Timo Sigurdsson
2015-10-07 17:58 ` Timo Sigurdsson
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