linux-kernel - Re: [PATCH 1/3] mfd-core: Don't register supplies from add_device, add register_supply

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Date:	Mon, 19 May 2014 08:47:05 +0100
From:	Lee Jones <lee.jones@...aro.org>
To:	Hans de Goede <hdegoede@...hat.com>
Cc:	Mark Brown <broonie@...aro.org>,
	Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>,
	Samuel Ortiz <sameo@...ux.intel.com>,
	Liam Girdwood <lgirdwood@...il.com>,
	Carlo Caione <carlo@...one.org>,
	Maxime Ripard <maxime.ripard@...e-electrons.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	linux-sunxi@...glegroups.com
Subject: Re: [PATCH 1/3] mfd-core: Don't register supplies from add_device,
 add register_supply_aliases()

> We cannot register supply alias in mfd_add_device before calling
> platform_add_device, for 2 reasons:
> 1) devm resources may not be registered before the (platform) drivers probe
>    method runs
> 2) The platform-dev's name must be set before registering the aliases which
>    happens from platform_add_device.
> 
> So stop registering supply aliases from mfd_add_device, and add a
> mfd_register_supply_aliases helper functions for the cell's plaform driver
> probe method to use.
> 
> Signed-off-by: Hans de Goede <hdegoede@...hat.com>
> ---
>  drivers/mfd/mfd-core.c   | 37 +++++++++++++++++++++----------------
>  include/linux/mfd/core.h |  6 +++++-
>  2 files changed, 26 insertions(+), 17 deletions(-)

Change looks reasonable to me, but I'd like to have Mark look over the
changes.  If he's okay with them I think it's best for this set to go
through the MFD tree as a whole.

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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