linux-kernel - Re: [PATCH 4/5] rtc: jz4740_rtc: Add support for acting as the system power controller

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Message-ID: <20160317122058.GE3362@piout.net>
Date:	Thu, 17 Mar 2016 13:20:58 +0100
From:	Alexandre Belloni <alexandre.belloni@...e-electrons.com>
To:	Paul Cercueil <paul@...pouillou.net>
Cc:	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>,
	Ralf Baechle <ralf@...ux-mips.org>,
	Alessandro Zummo <a.zummo@...ertech.it>,
	Paul Burton <paul.burton@...tec.com>,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-mips@...ux-mips.org, rtc-linux@...glegroups.com
Subject: Re: [PATCH 4/5] rtc: jz4740_rtc: Add support for acting as the
 system power controller

On 05/03/2016 at 23:38:50 +0100, Paul Cercueil wrote :
> +	if (of_device_is_system_power_controller(pdev->dev.of_node)) {
> +		if (!pm_power_off) {
> +			/* Default: 60ms */
> +			rtc->reset_pin_assert_time = 60;
> +			device_property_read_u32(&pdev->dev,

It is probably more efficient to use of_property_read_u32 directly. Any
particular reason to use device_property_read_u32?

> +		} else {
> +			dev_err(&pdev->dev,
> +					"Poweroff handler already present!\n");

I'm not found of that alignement, it is probably better to let the
string go over 80 chars. checkpatch will not complain.

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