[PATCH 1/5] ARM: dts: armada388-clearfog: add phy reset gpio-hog

From: gregory.clement@free-electrons.com (Gregory CLEMENT)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/5] ARM: dts: armada388-clearfog: add phy reset gpio-hog
Date: Thu, 05 Jan 2017 11:29:48 +0100	[thread overview]
Message-ID: <87zij5dckj.fsf@free-electrons.com> (raw)
In-Reply-To: <20170105101620.GR14217@n2100.armlinux.org.uk> (Russell King's message of "Thu, 5 Jan 2017 10:16:20 +0000")

Hi Russell King,

 On jeu., janv. 05 2017, Russell King - ARM Linux <linux@armlinux.org.uk> wrote:

> On Wed, Jan 04, 2017 at 05:26:08PM +0100, Gregory CLEMENT wrote:
>> Hi Russell,
>>  
>>  On lun., janv. 02 2017, Russell King <rmk+kernel@armlinux.org.uk> wrote:
>> 
>> 
>> It would be nice to have some word here about this patch. Especially why
>> we need it now. I guess it is for being less dependent on the
>> initialization done by the bootloader but maybe you have other reasons.
>
> I'm not sure I follow.  This is adding it to the new platform, not the
> old one.  I guess I should've rolled this into the patch creating the
> clearfog-base dts file, and this question wouldn't have come up.
>

Indeed I missed the fact that it was on the new board as all the other
patches were related to the common part.

Do you agree that I squash this patch into the "ARM: dts:
armada388-clearfog: add base model DTS file" patch?

Thanks,

Gregory

>> 
>> > Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
>> > ---
>> >  arch/arm/boot/dts/armada-388-clearfog-base.dts | 15 +++++++++++++++
>> >  1 file changed, 15 insertions(+)
>> >
>> > diff --git a/arch/arm/boot/dts/armada-388-clearfog-base.dts b/arch/arm/boot/dts/armada-388-clearfog-base.dts
>> > index f86e1876fb38..da788ea40717 100644
>> > --- a/arch/arm/boot/dts/armada-388-clearfog-base.dts
>> > +++ b/arch/arm/boot/dts/armada-388-clearfog-base.dts
>> > @@ -74,7 +74,17 @@
>> >  	phy = <&phy1>;
>> >  };
>> >  
>> > +&gpio0 {
>> > +	phy1_reset {
>> > +		gpio-hog;
>> > +		gpios = <19 GPIO_ACTIVE_LOW>;
>> > +		output-low;
>> > +		line-name = "phy1-reset";
>> > +	};
>> > +};
>> > +
>> >  &mdio {
>> > +	pinctrl-0 = <&mdio_pins &microsom_phy_clk_pins &clearfog_phy_pins>;
>> >  	phy1: ethernet-phy at 1 {
>> >  		/*
>> >  		 * Annoyingly, the marvell phy driver configures the LED
>> > @@ -87,6 +97,11 @@
>> >  };
>> >  
>> >  &pinctrl {
>> > +	/* phy1 reset */
>> > +	clearfog_phy_pins: clearfog-phy-pins {
>> > +		marvell,pins = "mpp19";
>> > +		marvell,function = "gpio";
>> > +	};
>> >  	rear_button_pins: rear-button-pins {
>> >  		marvell,pins = "mpp44";
>> >  		marvell,function = "gpio";
>> > -- 
>> > 2.7.4
>> >
>> 
>> -- 
>> Gregory Clement, Free Electrons
>> Kernel, drivers, real-time and embedded Linux
>> development, consulting, training and support.
>> http://free-electrons.com
>
> -- 
> RMK's Patch system: http://www.armlinux.org.uk/developer/patches/
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-- 
Gregory Clement, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com