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.h b/arch/arm/mach-msm/devices.h
index f1d7aa0..2b2fcc7 100644
--- a/arch/arm/mach-msm/devices.h
+++ b/arch/arm/mach-msm/devices.h
@@ -300,6 +300,7 @@
 extern struct platform_device msm_kgsl_2d1;
 
 extern struct platform_device msm_mipi_dsi1_device;
+extern struct platform_device msm8625_mipi_dsi_device;
 extern struct platform_device msm_lvds_device;
 extern struct platform_device msm_ebi2_lcdc_device;