drm/armada: permit CRTCs to be registered as separate devices

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/drivers/gpu/drm/armada/armada_crtc.h b/drivers/gpu/drm/armada/armada_crtc.h
index 73efcfc..0d9a803 100644
--- a/drivers/gpu/drm/armada/armada_crtc.h
+++ b/drivers/gpu/drm/armada/armada_crtc.h
@@ -75,12 +75,14 @@
 };
 #define drm_to_armada_crtc(c) container_of(c, struct armada_crtc, crtc)
 
-int armada_drm_crtc_create(struct drm_device *, struct resource *, int,
-	const struct armada_variant *);
+int armada_drm_crtc_create(struct drm_device *, struct device *,
+	struct resource *, int, const struct armada_variant *);
 void armada_drm_crtc_gamma_set(struct drm_crtc *, u16, u16, u16, int);
 void armada_drm_crtc_gamma_get(struct drm_crtc *, u16 *, u16 *, u16 *, int);
 void armada_drm_crtc_disable_irq(struct armada_crtc *, u32);
 void armada_drm_crtc_enable_irq(struct armada_crtc *, u32);
 void armada_drm_crtc_update_regs(struct armada_crtc *, struct armada_regs *);
 
+extern struct platform_driver armada_lcd_platform_driver;
+
 #endif