linux-kernel - Re: [PATCH 04/13] twl4030_charger: trust phy to determine when USB power is available.

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Message-ID: <20150915113009.GC10704@amd>
Date:	Tue, 15 Sep 2015 13:30:09 +0200
From:	Pavel Machek <pavel@....cz>
To:	NeilBrown <neil@...wn.name>
Cc:	Sebastian Reichel <sre@...nel.org>,
	Samuel Ortiz <sameo@...ux.intel.com>, linux-pm@...r.kernel.org,
	Tony Lindgren <tony@...mide.com>,
	David Woodhouse <dwmw2@...radead.org>,
	linux-kernel@...r.kernel.org,
	real GTA04 owners <gta04-owner@...delico.com>,
	Dmitry Eremin-Solenikov <dbaryshkov@...il.com>,
	linux-omap@...r.kernel.org, Lee Jones <lee.jones@...aro.org>
Subject: Re: [PATCH 04/13] twl4030_charger: trust phy to determine when USB
 power is available.

On Thu 2015-07-30 10:11:24, NeilBrown wrote:
> The usb phy driver already determines when VBUS is available,
> so repeating the test in the charger driver is pointless duplication.
> 
> On probe, process the last event from the phy, and from then on,
> do whatever the phy tells us without double-checking.
> 
> Signed-off-by: NeilBrown <neil@...wn.name>

Acked-by: Pavel Machek <pavel@....cz>

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