board-msm7627a: Display: Add support for shared GPIO

Add support for voltage regulators VEXT_2V8 and VEXT_1V8 through
regulator apis and remove gpio apis for the same as the same gpios
are used by camera.

CRs-Fixed: 354986
Change-Id: I5b3ae2c8fb62a05fdbe8582e5dcb6a2b07f0b31a
Signed-off-by: Padmanabhan Komanduru <pkomandu@codeaurora.org>
Signed-off-by: Raju P.L.S.S.S.N <rplsssn@codeaurora.org>
diff --git a/arch/arm/mach-msm/devices-msm7x27a.c b/arch/arm/mach-msm/devices-msm7x27a.c
index 4654606..adc9169 100644
--- a/arch/arm/mach-msm/devices-msm7x27a.c
+++ b/arch/arm/mach-msm/devices-msm7x27a.c
@@ -1445,7 +1445,7 @@
 	},
 };
 
-static struct platform_device msm8625_mipi_dsi_device = {
+struct platform_device msm8625_mipi_dsi_device = {
 	.name   = "mipi_dsi",
 	.id     = 1,
 	.num_resources  = ARRAY_SIZE(msm8625_mipi_dsi_resources),