From eaacaa09e42ab9ae0ebc25fc2b72aef02e3f284a Mon Sep 17 00:00:00 2001
From: Laxman Dewangan <ldewangan@nvidia.com>
Date: Wed, 6 May 2015 18:20:09 +0530
Subject: [PATCH] regulator: max8973: make default/unset dvs gpio as invalid
 gpio

If platform data has dvs-gpio value 0 as default/unset then
make this as invalid gpio so that function gpio_is_valid()
can return false on this case.

Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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