From mboxrd@z Thu Jan  1 00:00:00 1970
From: Alexandre Courbot <gnurou@gmail.com>
Subject: Re: [PATCH v2 07/10] ARM: dts: tegra: Use standard power-off property
 in tps65911 for tegra30 apalis
Date: Tue, 28 Oct 2014 13:34:03 +0900
Message-ID: <CAAVeFuL2MvbC9U-8fM=QPhkvnaMRZ8kep9WpD8hhU4m4cGWjLw@mail.gmail.com>
References: <1414427215-14380-1-git-send-email-romain.perier@gmail.com>
 <1414427215-14380-7-git-send-email-romain.perier@gmail.com> <20141027164214.GF14253@saruman>
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To: balbi@ti.com
Cc: Romain Perier <romain.perier@gmail.com>, =?UTF-8?Q?Heiko_St=C3=BCbner?= <heiko@sntech.de>, "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>, Mark Brown <broonie@kernel.org>, Liam Girdwood <lgirdwood@gmail.com>, Linux Kernel Mailing List <linux-kernel@vger.kernel.org>, Grant Likely <grant.likely@linaro.org>, robh@kernel.org, Mark Rutland <mark.rutland@arm.com>, Johan Hovold <johan@kernel.org>, "linux-pm@vger.kernel.org" <linux-pm@vger.kernel.org>, Guenter Roeck <linux@roeck-us.net>, Lee Jones <lee.jones@linaro.org>, Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>, Ian Campbell <ijc+devicetree@hellion.org.uk>, Kumar Gala <galak@codeaurora.org>, Russell King <linux@arm.linux.org.uk>, Stephen Warren <swarren@wwwdotorg.org>, Thierry Reding <thierry.reding@gmail.com>, "linux-arm-kernel@lists.infradead.org" <linux-arm-kernel@lists.infradead.or>
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On Tue, Oct 28, 2014 at 1:42 AM, Felipe Balbi <balbi@ti.com> wrote:
> On Mon, Oct 27, 2014 at 04:26:52PM +0000, Romain Perier wrote:
>> Signed-off-by: Romain Perier <romain.perier@gmail.com>
>> ---
>>  arch/arm/boot/dts/tegra30-apalis.dtsi | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/arch/arm/boot/dts/tegra30-apalis.dtsi b/arch/arm/boot/dts/tegra30-apalis.dtsi
>> index a5446cb..ced4436 100644
>> --- a/arch/arm/boot/dts/tegra30-apalis.dtsi
>> +++ b/arch/arm/boot/dts/tegra30-apalis.dtsi
>> @@ -412,7 +412,7 @@
>>                       #interrupt-cells = <2>;
>>                       interrupt-controller;
>>
>> -                     ti,system-power-controller;
>> +                     system-power-controller;
>
> this board is broken until this patch is applied.

It should not. Supporting a new property in the tps65911 is fine, but
the old property must keep being supported to preserve DT
compatibility. If a change removing support for
"ti,system-power-controller" has landed in -next, then it should be
removed.