Merge tag 'drm-vc4-next-2016-12-09' of https://github.com/anholt/linux into drm-next

This pull request brings in VEC (TV-out) support for vc4, along with a
pageflipping race fix.

* tag 'drm-vc4-next-2016-12-09' of https://github.com/anholt/linux:
  drm/vc4: Don't use drm_put_dev
  drm/vc4: Document VEC DT binding
  drm/vc4: Add support for the VEC (Video Encoder) IP
  drm: Add TV connector states to drm_connector_state
  drm: Turn DRM_MODE_SUBCONNECTOR_xx definitions into an enum
  drm/vc4: Fix ->clock_select setting for the VEC encoder
  drm/vc4: Fix race between page flip completion event and clean-up

Documentation/devicetree/bindings/display/brcm,bcm-vc4.txt

@@ -43,6 +43,13 @@ Required properties for DPI:
 - port:		Port node with a single endpoint connecting to the panel
 		  device, as defined in [1]
 
+Required properties for VEC:
+- compatible:	Should be "brcm,bcm2835-vec"
+- reg:		Physical base address and length of the registers
+- clocks:	The core clock the unit runs on
+- interrupts:	The interrupt number
+		  See bindings/interrupt-controller/brcm,bcm2835-armctrl-ic.txt
+
 Required properties for V3D:
 - compatible:	Should be "brcm,bcm2835-v3d"
 - reg:		Physical base address and length of the V3D's registers
@@ -92,6 +99,13 @@ dpi: dpi@7e208000 {
 	};
 };
 
+vec: vec@7e806000 {
+	compatible = "brcm,bcm2835-vec";
+	reg = <0x7e806000 0x1000>;
+	clocks = <&clocks BCM2835_CLOCK_VEC>;
+	interrupts = <2 27>;
+};
+
 v3d: v3d@7ec00000 {
 	compatible = "brcm,bcm2835-v3d";
 	reg = <0x7ec00000 0x1000>;