linux-kernel - Re: [PATCH v3 1/7] mfd: add pruss mfd driver.

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Date:	Wed, 30 Mar 2011 13:38:56 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	"Subhasish Ghosh" <subhasish@...tralsolutions.com>
Cc:	linux-arm-kernel@...ts.infradead.org,
	davinci-linux-open-source@...ux.davincidsp.com,
	sachi@...tralsolutions.com, "Samuel Ortiz" <sameo@...ux.intel.com>,
	nsekhar@...com, "open list" <linux-kernel@...r.kernel.org>,
	m-watkins@...com, "Marc Kleine-Budde" <mkl@...gutronix.de>
Subject: Re: [PATCH v3 1/7] mfd: add pruss mfd driver.

On Wednesday 30 March 2011, Subhasish Ghosh wrote:
> I am using a .setup to initialize pin mux etc. To use the mfd_cells directly 
> should I
> use .enable and .disable of the mfd_cells instead of the .setup.

I think it would be best not to define any per-board functions that
are needed to set up the cell, but rather to initialize it from
the ->probe function of the cell specific driver.

If you need board specific data such as GPIO lists, you can pass
them in the mfd_cell platform_data.
	
	Arnd
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