msm: rotator: Pass device pointers to regulator_get()

Passing a device pointer instead of NULL as the first argument
to regulator_get() allows the device to be taken into
account when finding a matching regulator. This removes the need
to specify a unique regulator_name in platform data.

Change-Id: Id16f85866c94b3f3b57aa720cdfbdcf3e2fd241d
Signed-off-by: Matt Wagantall <mattw@codeaurora.org>
diff --git a/arch/arm/mach-msm/devices-8930.c b/arch/arm/mach-msm/devices-8930.c
index 609b2e2..5d50d5f 100644
--- a/arch/arm/mach-msm/devices-8930.c
+++ b/arch/arm/mach-msm/devices-8930.c
@@ -431,7 +431,7 @@
 
 struct platform_device *msm8930_footswitch[] __initdata = {
 	FS_8X60(FS_MDP,    "vdd",	"mdp.0",	&mdp_fs_data),
-	FS_8X60(FS_ROT,    "fs_rot",	NULL,	&rot_fs_data),
+	FS_8X60(FS_ROT,    "vdd",	"msm_rotator.0", &rot_fs_data),
 	FS_8X60(FS_IJPEG,  "fs_ijpeg",	NULL,	&ijpeg_fs_data),
 	FS_8X60(FS_VFE,    "fs_vfe",	NULL,	&vfe_fs_data),
 	FS_8X60(FS_VPE,    "fs_vpe",	NULL,	&vpe_fs_data),