From e027d6f9d52d9ccabb307d0cb0265de3481b1e9e Mon Sep 17 00:00:00 2001
From: Jamie Iles <jamie@jamieiles.com>
Date: Fri, 20 May 2011 00:40:16 -0600
Subject: [PATCH] basic_mmio_gpio: detect output method at probe time

Rather than detecting the output method each time in the .set()
callback, do it at probe time and set the appropriate callback.

Changes since v2: moved the reg_dat initialization into
bgpio_setup_io().

Signed-off-by: Jamie Iles <jamie@jamieiles.com>
Acked-by: Anton Vorontsov <cbouatmailru@gmail.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
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