linux-kernel - Re: [PATCH 6/6] pinctrl: tegra: Add driver to configure voltage and power state of io pads

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Message-ID: <CACRpkdbvCQr11hjCBoeOO+8-MLUbwXAjv9xW=jKR=Y9hZO5sjA@mail.gmail.com>
Date:	Wed, 11 May 2016 11:19:15 +0200
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Laxman Dewangan <ldewangan@...dia.com>
Cc:	Stephen Warren <swarren@...dotorg.org>,
	Alexandre Courbot <gnurou@...il.com>,
	Rob Herring <robh+dt@...nel.org>,
	Mark Rutland <mark.rutland@....com>,
	Jon Hunter <jonathanh@...dia.com>,
	Thierry Reding <thierry.reding@...il.com>,
	"linux-tegra@...r.kernel.org" <linux-tegra@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>
Subject: Re: [PATCH 6/6] pinctrl: tegra: Add driver to configure voltage and
 power state of io pads

On Mon, May 2, 2016 at 2:17 PM, Laxman Dewangan <ldewangan@...dia.com> wrote:

> NVIDIA Tegra210 supports the IO pads which can operate at 1.8V
> or 3.3V I/O voltage levels. Also the IO pads can be configured
> for power down state if it is not used. SW needs to configure the
> voltage level of IO pads based on IO rail voltage and its power
> state based on platform usage.
>
> The voltage and power state configurations of pads are provided
> through pin control frameworks. Add pin control driver for Tegra's
> IO pads' voltage and power state configurations.
>
> Signed-off-by: Laxman Dewangan <ldewangan@...dia.com>
>
> ---
> Changes from V1:
> - Use the generic pincontrol property for low power enable/disable.
> - sync with latest and remove all MODULE* macros
> - Use renamed APIs form PMC

Looks OK to me, need Stephen's ACK though!

Yours,
Linus Walleij