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From: Ming Qian <ming.qian@nxp.com>
To: mchehab@kernel.org, shawnguo@kernel.org, robh+dt@kernel.org,
	s.hauer@pengutronix.de
Cc: hverkuil-cisco@xs4all.nl, kernel@pengutronix.de,
	festevam@gmail.com, linux-imx@nxp.com, aisheng.dong@nxp.com,
	linux-media@vger.kernel.org, linux-kernel@vger.kernel.org,
	devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org
Subject: [PATCH v7 01/14] dt-bindings: media: imx8q: add imx video codec bindings
Date: Tue, 31 Aug 2021 10:59:02 +0800	[thread overview]
Message-ID: <74899fe01678641839be0eea7e3fd35214aad84c.1630377507.git.ming.qian@nxp.com> (raw)
In-Reply-To: <cover.1630377507.git.ming.qian@nxp.com>

Add devicetree binding documentation for IMX8Q Video Processing Unit IP

Signed-off-by: Ming Qian <ming.qian@nxp.com>
Signed-off-by: Shijie Qin <shijie.qin@nxp.com>
Signed-off-by: Zhou Peng <eagle.zhou@nxp.com>
Reviewed-by: Rob Herring <robh@kernel.org>
---
 .../bindings/media/nxp,imx8q-vpu.yaml         | 178 ++++++++++++++++++
 1 file changed, 178 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/media/nxp,imx8q-vpu.yaml

diff --git a/Documentation/devicetree/bindings/media/nxp,imx8q-vpu.yaml b/Documentation/devicetree/bindings/media/nxp,imx8q-vpu.yaml
new file mode 100644
index 000000000000..04a040e5a9d1
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/nxp,imx8q-vpu.yaml
@@ -0,0 +1,178 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/nxp,imx8q-vpu.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP i.MX8Q video encode and decode accelerators
+
+maintainers:
+  - Ming Qian <ming.qian@nxp.com>
+  - Shijie Qin <shijie.qin@nxp.com>
+
+description: |-
+  The Amphion MXC video encoder(Windsor) and decoder(Malone) accelerators present
+  on NXP i.MX8Q SoCs.
+
+properties:
+  $nodename:
+    pattern: "^vpu@[0-9a-f]+$"
+
+  compatible:
+    oneOf:
+      - const: nxp,imx8qm-vpu
+      - const: nxp,imx8qxp-vpu
+
+  reg:
+    maxItems: 1
+
+  power-domains:
+    maxItems: 1
+
+  "#address-cells":
+    const: 1
+
+  "#size-cells":
+    const: 1
+
+  ranges: true
+
+patternProperties:
+  "^mailbox@[0-9a-f]+$":
+    description:
+      Each vpu encoder or decoder correspond a MU, which used for communication
+      between driver and firmware. Implement via mailbox on driver.
+    $ref: ../mailbox/fsl,mu.yaml#
+
+
+  "^vpu_core@[0-9a-f]+$":
+    description:
+      Each core correspond a decoder or encoder, need to configure them
+      separately. NXP i.MX8QM SoC has one decoder and two encoder, i.MX8QXP SoC
+      has one decoder and one encoder.
+    type: object
+
+    properties:
+      compatible:
+        oneOf:
+          - const: nxp,imx8q-vpu-decoder
+          - const: nxp,imx8q-vpu-encoder
+
+      reg:
+        maxItems: 1
+
+      power-domains:
+        maxItems: 1
+
+      mbox-names:
+        items:
+          - const: tx0
+          - const: tx1
+          - const: rx
+
+      mboxes:
+        description:
+          List of phandle of 2 MU channels for tx, 1 MU channel for rx.
+        maxItems: 3
+
+      memory-region:
+        description:
+          Phandle to the reserved memory nodes to be associated with the
+          remoteproc device. The reserved memory nodes should be carveout nodes,
+          and should be defined as per the bindings in
+          Documentation/devicetree/bindings/reserved-memory/reserved-memory.txt
+        items:
+          - description: region reserved for firmware image sections.
+          - description: region used for RPC shared memory between firmware and
+                         driver.
+
+    required:
+      - compatible
+      - reg
+      - power-domains
+      - mbox-names
+      - mboxes
+      - memory-region
+
+    additionalProperties: false
+
+required:
+  - compatible
+  - reg
+  - power-domains
+
+additionalProperties: false
+
+examples:
+  # Device node example for i.MX8QM platform:
+  - |
+    #include <dt-bindings/firmware/imx/rsrc.h>
+
+    vpu: vpu@2c000000 {
+      compatible = "nxp,imx8qm-vpu";
+      ranges = <0x2c000000 0x2c000000 0x2000000>;
+      reg = <0x2c000000 0x1000000>;
+      #address-cells = <1>;
+      #size-cells = <1>;
+      power-domains = <&pd IMX_SC_R_VPU>;
+
+      mu_m0: mailbox@2d000000 {
+        compatible = "fsl,imx6sx-mu";
+        reg = <0x2d000000 0x20000>;
+        interrupts = <0 472 4>;
+        #mbox-cells = <2>;
+        power-domains = <&pd IMX_SC_R_VPU_MU_0>;
+      };
+
+      mu1_m0: mailbox@2d020000 {
+        compatible = "fsl,imx6sx-mu";
+        reg = <0x2d020000 0x20000>;
+        interrupts = <0 473 4>;
+        #mbox-cells = <2>;
+        power-domains = <&pd IMX_SC_R_VPU_MU_1>;
+      };
+
+      mu2_m0: mailbox@2d040000 {
+        compatible = "fsl,imx6sx-mu";
+        reg = <0x2d040000 0x20000>;
+        interrupts = <0 474 4>;
+        #mbox-cells = <2>;
+        power-domains = <&pd IMX_SC_R_VPU_MU_2>;
+      };
+
+      vpu_core0: vpu_core@2d080000 {
+        compatible = "nxp,imx8q-vpu-decoder";
+        reg = <0x2d080000 0x10000>;
+        power-domains = <&pd IMX_SC_R_VPU_DEC_0>;
+        mbox-names = "tx0", "tx1", "rx";
+        mboxes = <&mu_m0 0 0>,
+                 <&mu_m0 0 1>,
+                 <&mu_m0 1 0>;
+        memory-region = <&decoder_boot>, <&decoder_rpc>;
+      };
+
+      vpu_core1: vpu_core@2d090000 {
+        compatible = "nxp,imx8q-vpu-encoder";
+        reg = <0x2d090000 0x10000>;
+        power-domains = <&pd IMX_SC_R_VPU_ENC_0>;
+        mbox-names = "tx0", "tx1", "rx";
+        mboxes = <&mu1_m0 0 0>,
+                 <&mu1_m0 0 1>,
+                 <&mu1_m0 1 0>;
+        memory-region = <&encoder1_boot>, <&encoder1_rpc>;
+      };
+
+      vpu_core2: vpu_core@2d0a0000 {
+        reg = <0x2d0a0000 0x10000>;
+        compatible = "nxp,imx8q-vpu-encoder";
+        power-domains = <&pd IMX_SC_R_VPU_ENC_1>;
+        mbox-names = "tx0", "tx1", "rx";
+        mboxes = <&mu2_m0 0 0>,
+                 <&mu2_m0 0 1>,
+                 <&mu2_m0 1 0>;
+        memory-region = <&encoder2_boot>, <&encoder2_rpc>;
+      };
+    };
+
+...
-- 
2.32.0


  reply	other threads:[~2021-08-31  3:00 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-31  2:59 [PATCH v7 00/14] imx8q video decoder/encoder driver Ming Qian
2021-08-31  2:59 ` Ming Qian [this message]
2021-08-31  2:59 ` [PATCH v7 02/14] media:Add nt8 and nt10 video format Ming Qian
2021-08-31  2:59 ` [PATCH v7 03/14] media:Add v4l2 buf flag codec data Ming Qian
2021-08-31  2:59 ` [PATCH v7 04/14] media: imx: imx8q: add imx8q vpu device driver Ming Qian
2021-08-31  2:59 ` [PATCH v7 05/14] media: imx: imx8q: add vpu core driver Ming Qian
2021-08-31  2:59 ` [PATCH v7 06/14] media: imx: imx8q: implement vpu core communication based on mailbox Ming Qian
2021-08-31  2:59 ` [PATCH v7 07/14] media: imx: imx8q: add vpu v4l2 m2m support Ming Qian
2021-08-31  2:59 ` [PATCH v7 08/14] media: imx: imx8q: add v4l2 m2m vpu encoder stateful driver Ming Qian
2021-08-31  2:59 ` [PATCH v7 09/14] media: imx: imx8q: add v4l2 m2m vpu decoder " Ming Qian
2021-08-31  2:59 ` [PATCH v7 10/14] media: imx: imx8q: implement windsor encoder rpc interface Ming Qian
2021-08-31  2:59 ` [PATCH v7 11/14] media: imx: imx8q: implement malone decoder " Ming Qian
2021-08-31  2:59 ` [PATCH v7 12/14] ARM64: dts: freescale: imx8q: add imx vpu codec entries Ming Qian
2021-08-31  2:59 ` [PATCH v7 13/14] firmware: imx: scu-pd: imx8q: add vpu mu resources Ming Qian
2021-08-31  2:59 ` [PATCH v7 14/14] MAINTAINERS: add NXP IMX8Q VPU CODEC V4L2 driver entry Ming Qian
2021-09-02 16:39 ` [PATCH v7 00/14] imx8q video decoder/encoder driver Ezequiel Garcia
2021-09-03  1:32   ` [EXT] " Ming Qian

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