linux-kernel - Re: [PATCH v4 1/5] ARM: dts: LG Optimus Black codename sniper basic support

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Date:	Mon, 29 Feb 2016 13:51:37 -0800
From:	Tony Lindgren <tony@...mide.com>
To:	Paul Kocialkowski <contact@...lk.fr>
Cc:	linux-kernel@...r.kernel.org, Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Russell King <linux@....linux.org.uk>,
	Benoît Cousson <bcousson@...libre.com>,
	Liam Girdwood <lgirdwood@...il.com>,
	Javier Martinez Canillas <javier@...hile0.org>,
	devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-omap@...r.kernel.org
Subject: Re: [PATCH v4 1/5] ARM: dts: LG Optimus Black codename sniper basic
 support

Hi,

* Paul Kocialkowski <contact@...lk.fr> [160228 04:40]:
> The LG Optimus Black codename sniper is a smartphone that was designed and
> manufactured by LG Electronics (LGE) and released back in 2011.
> It is using an OMAP3630 SoC, GP version.
> 
> This adds devicetree support for the device, with only a few basic features
> supported, such as debug uart, i2c, internal emmc and external mmc.
...
> +&i2c1 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&i2c1_pins>;
> +
> +	clock-frequency = <2600000>;
> +
> +	twl: twl@48 {
> +		reg = <0x48>;
> +		interrupts = <7>; /* SYS_NIRQ cascaded to intc */
> +		interrupt-parent = <&intc>;
> +
> +		power {
> +			compatible = "ti,twl4030-power";
> +			ti,use_poweroff;
> +		};
> +	};
> +};

Chances are this devices supports cutting off the voltages and
the high frequency oscillator during idle. So you may want to
at some point set compatible = "ti,twl4030-power-idle-osc-off"
here.

Anyways, applying the dts changes into omap-for-v4.6/dt thanks.

Regards,

Tony