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From: maxime.ripard@free-electrons.com (Maxime Ripard)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 3/5] regulator: axp20x: Update the bindings to use a local parent regulator
Date: Tue, 3 Jun 2014 15:12:04 +0200	[thread overview]
Message-ID: <20140603131204.GJ27722@lukather> (raw)
In-Reply-To: <20140528185051.GB22488@sirena.org.uk>

On Wed, May 28, 2014 at 07:50:51PM +0100, Mark Brown wrote:
> On Wed, May 28, 2014 at 07:11:07PM +0200, Maxime Ripard wrote:
> 
> >  		axp_vcore_reg: dcdc2 {
> > +			vin-supply = <&axp_ipsout_reg>;
> 
> >  		axp_ddr_reg: dcdc3 {
> > +			vin-supply = <&axp_ipsout_reg>;
> 
> >  		axp_rtc_reg: ldo1 {
> > +			vin-supply = <&axp_ipsout_reg>;
> 
> >  		axp_analog_reg: ldo2 {
> > +			vin-supply = <&axp_ipsout_reg>;
> 
> >  		axp_pll_reg: ldo3 {
> > +			vin-supply = <&axp_ipsout_reg>;
> 
> >  		axp_hdmi_reg: ldo4 {
> > +			vin-supply = <&axp_ipsout_reg>;
> 
> >  		axp_mic_reg: ldo5 {
> > +			vin-supply = <&axp_ipsout_reg>;
> 
> This is saying that every single regulator on the device is powered by a
> (presumably) single input called "vin".  This would certainly be an
> unusual package design...  As ever the name of the supply should follow
> the name of the pin on the device.

Not exactly. Each regulator has its own input pin, named
<regulator_name>in in the schematics, with the exception of LDO2 and
LDO4 that share the same pin.

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@free-electrons.com>
To: Mark Brown <broonie@kernel.org>
Cc: carlo@caione.org, Boris Brezillon <boris@free-electrons.com>,
	lgirdwood@gmail.com, lee.jones@linaro.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, kevin.z.m.zh@gmail.com,
	sunny@allwinnertech.com, shuge@allwinnertech.com,
	zhuzhenhua@allwinnertech.com
Subject: Re: [PATCH 3/5] regulator: axp20x: Update the bindings to use a local parent regulator
Date: Tue, 3 Jun 2014 15:12:04 +0200	[thread overview]
Message-ID: <20140603131204.GJ27722@lukather> (raw)
In-Reply-To: <20140528185051.GB22488@sirena.org.uk>

[-- Attachment #1: Type: text/plain, Size: 1194 bytes --]

On Wed, May 28, 2014 at 07:50:51PM +0100, Mark Brown wrote:
> On Wed, May 28, 2014 at 07:11:07PM +0200, Maxime Ripard wrote:
> 
> >  		axp_vcore_reg: dcdc2 {
> > +			vin-supply = <&axp_ipsout_reg>;
> 
> >  		axp_ddr_reg: dcdc3 {
> > +			vin-supply = <&axp_ipsout_reg>;
> 
> >  		axp_rtc_reg: ldo1 {
> > +			vin-supply = <&axp_ipsout_reg>;
> 
> >  		axp_analog_reg: ldo2 {
> > +			vin-supply = <&axp_ipsout_reg>;
> 
> >  		axp_pll_reg: ldo3 {
> > +			vin-supply = <&axp_ipsout_reg>;
> 
> >  		axp_hdmi_reg: ldo4 {
> > +			vin-supply = <&axp_ipsout_reg>;
> 
> >  		axp_mic_reg: ldo5 {
> > +			vin-supply = <&axp_ipsout_reg>;
> 
> This is saying that every single regulator on the device is powered by a
> (presumably) single input called "vin".  This would certainly be an
> unusual package design...  As ever the name of the supply should follow
> the name of the pin on the device.

Not exactly. Each regulator has its own input pin, named
<regulator_name>in in the schematics, with the exception of LDO2 and
LDO4 that share the same pin.

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

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  reply	other threads:[~2014-06-03 13:12 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-05-28 17:11 [PATCH 0/5] regulator: Enhance AXP209 DT support Maxime Ripard
2014-05-28 17:11 ` Maxime Ripard
2014-05-28 17:11 ` [PATCH 1/5] regulator: Allow to pass the device node to regulator_dev_lookup Maxime Ripard
2014-05-28 17:11   ` Maxime Ripard
2014-05-28 17:11 ` [PATCH 2/5] regulator: Pass the config " Maxime Ripard
2014-05-28 17:11   ` Maxime Ripard
2014-05-28 17:11 ` [PATCH 3/5] regulator: axp20x: Update the bindings to use a local parent regulator Maxime Ripard
2014-05-28 17:11   ` Maxime Ripard
2014-05-28 18:50   ` Mark Brown
2014-05-28 18:50     ` Mark Brown
2014-06-03 13:12     ` Maxime Ripard [this message]
2014-06-03 13:12       ` Maxime Ripard
2014-06-03 14:43       ` Mark Brown
2014-06-03 14:43         ` Mark Brown
2014-06-05 14:27         ` Maxime Ripard
2014-06-05 14:27           ` Maxime Ripard
2014-06-05 15:49           ` Mark Brown
2014-06-05 15:49             ` Mark Brown
2014-06-06 16:05             ` Maxime Ripard
2014-06-06 16:05               ` Maxime Ripard
2014-08-16 13:58               ` Mark Brown
2014-08-16 13:58                 ` Mark Brown
2014-05-28 17:11 ` [PATCH 4/5] mfd: axp209x: Drop the parent supplies field Maxime Ripard
2014-05-28 17:11   ` Maxime Ripard
2014-05-29  7:37   ` Lee Jones
2014-05-29  7:37     ` Lee Jones
2014-05-28 17:11 ` [PATCH 5/5] ARM: sun7i: cubieboard2: Enable the AXP209 Maxime Ripard
2014-05-28 17:11   ` Maxime Ripard
2014-05-28 18:47 ` [PATCH 0/5] regulator: Enhance AXP209 DT support Mark Brown
2014-05-28 18:47   ` Mark Brown
2014-06-03 13:09   ` Maxime Ripard
2014-06-03 13:09     ` Maxime Ripard
2014-06-03 13:56     ` Mark Brown
2014-06-03 13:56       ` Mark Brown

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