Merge tag 'media/v4.20-6' of git://git.kernel.org/pub/scm/linux/kerne…

…l/git/mchehab/linux-media

Pull media updates from Mauro Carvalho Chehab:
 "First set of media patches contains:

   - Three new platform drivers: aspeed-video seco-sed and sun5i-csi;

   - One new sensor driver: imx214;

   - Support for Xbox DVD Movie Playback kit remote controller;

   - Removal of the legacy friio driver. The functionalities were ported
     to another driver, already merged;

   - New staging driver: Rockchip VPU;

   - Added license text or SPDX tags to all media documentation files;

   - Usual set of cleanup, fixes and enhancements"

* tag 'media/v4.20-6' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (263 commits)
  media: cx23885: only reset DMA on problematic CPUs
  media: ddbridge: Move asm includes after linux ones
  media: drxk_hard: check if parameter is not NULL
  media: docs: fix some GPL licensing ambiguity at the text
  media: platform: Add Aspeed Video Engine driver
  media: dt-bindings: media: Add Aspeed Video Engine binding documentation
  media: vimc: fix start stream when link is disabled
  media: v4l2-device: Link subdevices to their parent devices if available
  media: siano: Use kmemdup instead of duplicating its function
  media: rockchip vpu: remove some unused vars
  media: cedrus: don't initialize pointers with zero
  media: cetrus: return an error if alloc fails
  media: cedrus: Add device-tree compatible and variant for A64 support
  media: cedrus: Add device-tree compatible and variant for H5 support
  media: dt-bindings: media: cedrus: Add compatibles for the A64 and H5
  media: video-i2c: check if chip struct has set_power function
  media: video-i2c: support runtime PM
  media: staging: media: imx: Use of_node_name_eq for node name comparisons
  media: v4l2-subdev: document controls need _FL_HAS_DEVNODE
  media: vivid: Improve timestamping
  ...

Documentation/devicetree/bindings/media/aspeed-video.txt

@@ -0,0 +1,26 @@
+* Device tree bindings for Aspeed Video Engine
+
+The Video Engine (VE) embedded in the Aspeed AST2400 and AST2500 SOCs can
+capture and compress video data from digital or analog sources.
+
+Required properties:
+ - compatible:		"aspeed,ast2400-video-engine" or
+			"aspeed,ast2500-video-engine"
+ - reg:			contains the offset and length of the VE memory region
+ - clocks:		clock specifiers for the syscon clocks associated with
+			the VE (ordering must match the clock-names property)
+ - clock-names:		"vclk" and "eclk"
+ - resets:		reset specifier for the syscon reset associated with
+			the VE
+ - interrupts:		the interrupt associated with the VE on this platform
+
+Example:
+
+video-engine@1e700000 {
+    compatible = "aspeed,ast2500-video-engine";
+    reg = <0x1e700000 0x20000>;
+    clocks = <&syscon ASPEED_CLK_GATE_VCLK>, <&syscon ASPEED_CLK_GATE_ECLK>;
+    clock-names = "vclk", "eclk";
+    resets = <&syscon ASPEED_RESET_VIDEO>;
+    interrupts = <7>;
+};

Documentation/devicetree/bindings/media/cedrus.txt

@@ -11,6 +11,8 @@ Required properties:
 			- "allwinner,sun7i-a20-video-engine"
 			- "allwinner,sun8i-a33-video-engine"
 			- "allwinner,sun8i-h3-video-engine"
+			- "allwinner,sun50i-a64-video-engine"
+			- "allwinner,sun50i-h5-video-engine"
 - reg			: register base and length of VE;
 - clocks		: list of clock specifiers, corresponding to entries in
 			  the clock-names property;

Documentation/devicetree/bindings/media/i2c/mt9m111.txt

@@ -9,8 +9,14 @@ Required Properties:
 - clocks: reference to the master clock.
 - clock-names: shall be "mclk".
 
-For further reading on port node refer to
-Documentation/devicetree/bindings/media/video-interfaces.txt.
+The device node must contain one 'port' child node with one 'endpoint' child
+sub-node for its digital output video port, in accordance with the video
+interface bindings defined in:
+Documentation/devicetree/bindings/media/video-interfaces.txt
+
+Optional endpoint properties:
+- pclk-sample: For information see ../video-interfaces.txt. The value is set to
+  0 if it isn't specified.
 
 Example:
 
@@ -21,11 +27,10 @@ Example:
 			clocks = <&mclk>;
 			clock-names = "mclk";
 
-			remote = <&pxa_camera>;
 			port {
 				mt9m111_1: endpoint {
-					bus-width = <8>;
 					remote-endpoint = <&pxa_camera>;
+					pclk-sample = <1>;
 				};
 			};
 		};

Documentation/devicetree/bindings/media/i2c/sony,imx214.txt

@@ -0,0 +1,53 @@
+* Sony 1/3.06-Inch 13.13Mp CMOS Digital Image Sensor
+
+The Sony imx214 is a 1/3.06-inch CMOS active pixel digital image sensor with
+an active array size of 4224H x 3200V. It is programmable through an I2C
+interface.
+Image data is sent through MIPI CSI-2, through 2 or 4 lanes at a maximum
+throughput of 1.2Gbps/lane.
+
+
+Required Properties:
+- compatible: Shall be "sony,imx214".
+- reg: I2C bus address of the device. Depending on how the sensor is wired,
+       it shall be <0x10> or <0x1a>;
+- enable-gpios: GPIO descriptor for the enable pin.
+- vdddo-supply: Chip digital IO regulator (1.8V).
+- vdda-supply: Chip analog regulator (2.7V).
+- vddd-supply: Chip digital core regulator (1.12V).
+- clocks: Reference to the xclk clock.
+- clock-frequency: Frequency of the xclk clock.
+
+Optional Properties:
+- flash-leds: See ../video-interfaces.txt
+- lens-focus: See ../video-interfaces.txt
+
+The imx214 device node shall contain one 'port' child node with
+an 'endpoint' subnode. For further reading on port node refer to
+Documentation/devicetree/bindings/media/video-interfaces.txt.
+
+Required Properties on endpoint:
+- data-lanes: check ../video-interfaces.txt
+- link-frequencies: check ../video-interfaces.txt
+- remote-endpoint: check ../video-interfaces.txt
+
+Example:
+
+	camera-sensor@1a {
+		compatible = "sony,imx214";
+		reg = <0x1a>;
+		vdddo-supply = <&pm8994_lvs1>;
+		vddd-supply = <&camera_vddd_1v12>;
+		vdda-supply = <&pm8994_l17>;
+		lens-focus = <&ad5820>;
+		enable-gpios = <&msmgpio 25 GPIO_ACTIVE_HIGH>;
+		clocks = <&mmcc CAMSS_MCLK0_CLK>;
+		clock-frequency = <24000000>;
+		port {
+			imx214_ep: endpoint {
+				data-lanes = <1 2 3 4>;
+				link-frequencies = /bits/ 64 <480000000>;
+				remote-endpoint = <&csiphy0_ep>;
+			};
+		};
+	};

Documentation/devicetree/bindings/media/qcom,venus.txt

@@ -53,7 +53,8 @@
 
 * Subnodes
 The Venus video-codec node must contain two subnodes representing
-video-decoder and video-encoder.
+video-decoder and video-encoder, and one optional firmware subnode.
+Firmware subnode is needed when the platform does not have TrustZone.
 
 Every of video-encoder or video-decoder subnode should have:
 
@@ -79,6 +80,13 @@ Every of video-encoder or video-decoder subnode should have:
 		    power domain which is responsible for collapsing
 		    and restoring power to the subcore.
 
+The firmware subnode must have:
+
+- iommus:
+	Usage: required
+	Value type: <prop-encoded-array>
+	Definition: A list of phandle and IOMMU specifier pairs.
+
 * An Example
 	video-codec@1d00000 {
 		compatible = "qcom,msm8916-venus";
@@ -105,4 +113,8 @@ Every of video-encoder or video-decoder subnode should have:
 			clock-names = "core";
 			power-domains = <&mmcc VENUS_CORE1_GDSC>;
 		};
+
+		video-firmware {
+			iommus = <&apps_iommu 0x10b2 0x0>;
+		};
 	};

Documentation/devicetree/bindings/media/rcar_vin.txt

@@ -24,6 +24,8 @@ on Gen3 platforms to a CSI-2 receiver.
    - "renesas,vin-r8a7796" for the R8A7796 device
    - "renesas,vin-r8a77965" for the R8A77965 device
    - "renesas,vin-r8a77970" for the R8A77970 device
+   - "renesas,vin-r8a77980" for the R8A77980 device
+   - "renesas,vin-r8a77990" for the R8A77990 device
    - "renesas,vin-r8a77995" for the R8A77995 device
    - "renesas,rcar-gen2-vin" for a generic R-Car Gen2 or RZ/G1 compatible
      device.

Documentation/devicetree/bindings/media/renesas,rcar-csi2.txt

@@ -12,6 +12,8 @@ Mandatory properties
    - "renesas,r8a7796-csi2" for the R8A7796 device.
    - "renesas,r8a77965-csi2" for the R8A77965 device.
    - "renesas,r8a77970-csi2" for the R8A77970 device.
+   - "renesas,r8a77980-csi2" for the R8A77980 device.
+   - "renesas,r8a77990-csi2" for the R8A77990 device.
 
  - reg: the register base and size for the device registers
  - interrupts: the interrupt for the device

Documentation/devicetree/bindings/media/rockchip-vpu.txt

@@ -0,0 +1,29 @@
+device-tree bindings for rockchip VPU codec
+
+Rockchip (Video Processing Unit) present in various Rockchip platforms,
+such as RK3288 and RK3399.
+
+Required properties:
+- compatible: value should be one of the following
+		"rockchip,rk3288-vpu";
+		"rockchip,rk3399-vpu";
+- interrupts: encoding and decoding interrupt specifiers
+- interrupt-names: should be "vepu" and "vdpu"
+- clocks: phandle to VPU aclk, hclk clocks
+- clock-names: should be "aclk" and "hclk"
+- power-domains: phandle to power domain node
+- iommus: phandle to a iommu node
+
+Example:
+SoC-specific DT entry:
+	vpu: video-codec@ff9a0000 {
+		compatible = "rockchip,rk3288-vpu";
+		reg = <0x0 0xff9a0000 0x0 0x800>;
+		interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-names = "vepu", "vdpu";
+		clocks = <&cru ACLK_VCODEC>, <&cru HCLK_VCODEC>;
+		clock-names = "aclk", "hclk";
+		power-domains = <&power RK3288_PD_VIDEO>;
+		iommus = <&vpu_mmu>;
+	};

Documentation/devicetree/bindings/media/spi/sony-cxd2880.txt

@@ -5,6 +5,10 @@ Required properties:
 - reg: SPI chip select number for the device.
 - spi-max-frequency: Maximum bus speed, should be set to <55000000> (55MHz).
 
+Optional properties:
+- vcc-supply: Optional phandle to the vcc regulator to power the adapter,
+  as described in the file ../regulator/regulator.txt
+
 Example:
 
 cxd2880@0 {

Documentation/devicetree/bindings/media/sun6i-csi.txt

@@ -0,0 +1,59 @@
+Allwinner V3s Camera Sensor Interface
+-------------------------------------
+
+Allwinner V3s SoC features a CSI module(CSI1) with parallel interface.
+
+Required properties:
+  - compatible: value must be one of:
+    * "allwinner,sun6i-a31-csi"
+    * "allwinner,sun8i-h3-csi", "allwinner,sun6i-a31-csi"
+    * "allwinner,sun8i-v3s-csi"
+  - reg: base address and size of the memory-mapped region.
+  - interrupts: interrupt associated to this IP
+  - clocks: phandles to the clocks feeding the CSI
+    * bus: the CSI interface clock
+    * mod: the CSI module clock
+    * ram: the CSI DRAM clock
+  - clock-names: the clock names mentioned above
+  - resets: phandles to the reset line driving the CSI
+
+The CSI node should contain one 'port' child node with one child 'endpoint'
+node, according to the bindings defined in
+Documentation/devicetree/bindings/media/video-interfaces.txt.
+
+Endpoint node properties for CSI
+---------------------------------
+See the video-interfaces.txt for a detailed description of these properties.
+- remote-endpoint	: (required) a phandle to the bus receiver's endpoint
+			   node
+- bus-width:		: (required) must be 8, 10, 12 or 16
+- pclk-sample		: (optional) (default: sample on falling edge)
+- hsync-active		: (required; parallel-only)
+- vsync-active		: (required; parallel-only)
+
+Example:
+
+csi1: csi@1cb4000 {
+	compatible = "allwinner,sun8i-v3s-csi";
+	reg = <0x01cb4000 0x1000>;
+	interrupts = <GIC_SPI 84 IRQ_TYPE_LEVEL_HIGH>;
+	clocks = <&ccu CLK_BUS_CSI>,
+		 <&ccu CLK_CSI1_SCLK>,
+		 <&ccu CLK_DRAM_CSI>;
+	clock-names = "bus", "mod", "ram";
+	resets = <&ccu RST_BUS_CSI>;
+
+	port {
+		/* Parallel bus endpoint */
+		csi1_ep: endpoint {
+			remote-endpoint = <&adv7611_ep>;
+			bus-width = <16>;
+
+			/* If hsync-active/vsync-active are missing,
+			   embedded BT.656 sync is used */
+			hsync-active = <0>; /* Active low */
+			vsync-active = <0>; /* Active low */
+			pclk-sample = <1>;  /* Rising */
+		};
+	};
+};

Documentation/media/.gitignore

@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0
+
 *.pdf
 # Files generated from *.dot
 uapi/v4l/pipeline.svg

Documentation/media/Makefile

@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0
+
 # Rules to convert a .h file to inline RST documentation
 
 SRC_DIR=$(srctree)/Documentation/media

Documentation/media/audio.h.rst.exceptions

@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0
+
 # Ignore header name
 ignore define _DVBAUDIO_H_
 

Documentation/media/ca.h.rst.exceptions

@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0
+
 # Ignore header name
 ignore define _DVBCA_H_
 

Documentation/media/cec-drivers/index.rst

@@ -1,4 +1,4 @@
-.. -*- coding: utf-8; mode: rst -*-
+.. SPDX-License-Identifier: GPL-2.0
 
 .. include:: <isonum.txt>
 

Documentation/media/cec-drivers/pulse8-cec.rst

@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 Pulse-Eight CEC Adapter driver
 ==============================
 

Documentation/media/cec.h.rst.exceptions

@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0
+
 # Ignore header name
 ignore define _CEC_UAPI_H
 

Documentation/media/conf.py

@@ -1,5 +1,7 @@
 # -*- coding: utf-8; mode: python -*-
 
+# SPDX-License-Identifier: GPL-2.0
+
 project = 'Linux Media Subsystem Documentation'
 
 tags.add("subproject")

Documentation/media/conf_nitpick.py

@@ -1,5 +1,7 @@
 # -*- coding: utf-8; mode: python -*-
 
+# SPDX-License-Identifier: GPL-2.0
+
 project = 'Linux Media Subsystem Documentation'
 
 # It is possible to run Sphinx in nickpick mode with:

Documentation/media/dmx.h.rst.exceptions

@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0
+
 # Ignore header name
 ignore define _UAPI_DVBDMX_H_
 

Documentation/media/dvb-drivers/avermedia.rst

@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 HOWTO: Get An Avermedia DVB-T working under Linux
 -------------------------------------------------
 

Documentation/media/dvb-drivers/bt8xx.rst

@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 How to get the bt8xx cards working
 ==================================
 

Documentation/media/dvb-drivers/cards.rst

@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 Hardware supported by the linuxtv.org DVB drivers
 =================================================
 

Documentation/media/dvb-drivers/ci.rst

@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 Digital TV Conditional Access Interface (CI API)
 ================================================
 

Documentation/media/dvb-drivers/contributors.rst

@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 Contributors
 ============
 

Documentation/media/dvb-drivers/dvb-usb.rst

@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 Idea behind the dvb-usb-framework
 =================================
 

Documentation/media/dvb-drivers/faq.rst

@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 FAQ
 ===
 

Documentation/media/dvb-drivers/frontends.rst

@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 ****************
 Frontend drivers
 ****************

Documentation/media/dvb-drivers/index.rst

@@ -1,4 +1,4 @@
-.. -*- coding: utf-8; mode: rst -*-
+.. SPDX-License-Identifier: GPL-2.0
 
 .. include:: <isonum.txt>
 

Documentation/media/dvb-drivers/intro.rst

@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 Introduction
 ============