msm: camera: Convert VFE into platform device

Make VFE platform devices as well as
v4l2 sub-devices. They are created at system boot-up,
and registered during camera open.

The subdevices are decoupled from the v4l2 devices by
using device model APIs to find and register them.

Change-Id: I91a7144794505af23a6f32de58f1c7cc340f4882
Signed-off-by: Kevin Chan <ktchan@codeaurora.org>
diff --git a/arch/arm/mach-msm/devices-8960.c b/arch/arm/mach-msm/devices-8960.c
index 725e1c2..edaa008 100644
--- a/arch/arm/mach-msm/devices-8960.c
+++ b/arch/arm/mach-msm/devices-8960.c
@@ -983,18 +983,6 @@
 #ifdef CONFIG_MSM_CAMERA
 struct resource msm_camera_resources[] = {
 	{
-		.name	= "vfe",
-		.start	= 0x04500000,
-		.end	= 0x04500000 + SZ_1M - 1,
-		.flags	= IORESOURCE_MEM,
-	},
-	{
-		.name	= "vfe",
-		.start	= VFE_IRQ,
-		.end	= VFE_IRQ,
-		.flags	= IORESOURCE_IRQ,
-	},
-	{
 		.name	= "vpe",
 		.start	= 0x05300000,
 		.end	= 0x05300000 + SZ_1M - 1,
@@ -1140,6 +1128,28 @@
 	.resource       = msm_ispif_resources,
 	.num_resources  = ARRAY_SIZE(msm_ispif_resources),
 };
+
+static struct resource msm_vfe_resources[] = {
+	{
+		.name	= "vfe32",
+		.start	= 0x04500000,
+		.end	= 0x04500000 + SZ_1M - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.name	= "vfe32",
+		.start	= VFE_IRQ,
+		.end	= VFE_IRQ,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device msm8960_device_vfe = {
+	.name           = "msm_vfe",
+	.id             = 0,
+	.resource       = msm_vfe_resources,
+	.num_resources  = ARRAY_SIZE(msm_vfe_resources),
+};
 #endif
 
 static struct resource resources_ssbi_pm8921[] = {