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From: Mirela Rabulea <mirela.rabulea@oss.nxp.com>
To: mchehab@kernel.org, hverkuil-cisco@xs4all.nl,
	shawnguo@kernel.org, robh+dt@kernel.org, p.zabel@pengutronix.de
Cc: paul.kocialkowski@bootlin.com, linux-media@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-imx@nxp.com,
	s.hauer@pengutronix.de, aisheng.dong@nxp.com,
	daniel.baluta@nxp.com, robert.chiras@nxp.com,
	laurentiu.palcu@nxp.com, mark.rutland@arm.com,
	devicetree@vger.kernel.org, ezequiel@collabora.com,
	laurent.pinchart+renesas@ideasonboard.com,
	niklas.soderlund+renesas@ragnatech.se,
	dafna.hirschfeld@collabora.com
Subject: [PATCH v8 2/9] media: dt-bindings: Add bindings for i.MX8QXP/QM JPEG driver
Date: Mon, 22 Feb 2021 21:07:31 +0200	[thread overview]
Message-ID: <20210222190738.2346378-3-mirela.rabulea@oss.nxp.com> (raw)
In-Reply-To: <20210222190738.2346378-1-mirela.rabulea@oss.nxp.com>

From: Mirela Rabulea <mirela.rabulea@nxp.com>

Add bindings documentation for i.MX8QXP/QM JPEG decoder & encoder driver.

Signed-off-by: Mirela Rabulea <mirela.rabulea@nxp.com>
Reviewed-by: Rob Herring <robh@kernel.org>
---
 .../bindings/media/nxp,imx8-jpeg.yaml         | 84 +++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/media/nxp,imx8-jpeg.yaml

diff --git a/Documentation/devicetree/bindings/media/nxp,imx8-jpeg.yaml b/Documentation/devicetree/bindings/media/nxp,imx8-jpeg.yaml
new file mode 100644
index 000000000000..5d13cbb5251b
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/nxp,imx8-jpeg.yaml
@@ -0,0 +1,84 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/nxp,imx8-jpeg.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: i.MX8QXP/QM JPEG decoder/encoder Device Tree Bindings
+
+maintainers:
+  - Mirela Rabulea <mirela.rabulea@nxp.com>
+
+description: |-
+  The JPEG decoder/encoder present in iMX8QXP and iMX8QM SoCs is an
+  ISO/IEC 10918-1 JPEG standard compliant decoder/encoder, for Baseline
+  and Extended Sequential DCT modes.
+
+properties:
+  compatible:
+    items:
+      - enum:
+            # JPEG decoder
+          - nxp,imx8qxp-jpgdec
+            # JPEG encoder
+          - nxp,imx8qxp-jpgenc
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    description: |
+      There are 4 slots available in the IP, which the driver may use
+      If a certain slot is used, it should have an associated interrupt
+      The interrupt with index i is assumed to be for slot i
+    minItems: 1               # At least one slot is needed by the driver
+    maxItems: 4               # The IP has 4 slots available for use
+
+  power-domains:
+    description:
+      List of phandle and PM domain specifier as documented in
+      Documentation/devicetree/bindings/power/power_domain.txt
+    minItems: 2               # Wrapper and 1 slot
+    maxItems: 5               # Wrapper and 4 slots
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - power-domains
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/firmware/imx/rsrc.h>
+
+    jpegdec: jpegdec@58400000 {
+        compatible = "nxp,imx8qxp-jpgdec";
+        reg = <0x58400000 0x00050000 >;
+        interrupts = <GIC_SPI 309 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 310 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 311 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 312 IRQ_TYPE_LEVEL_HIGH>;
+        power-domains = <&pd IMX_SC_R_MJPEG_DEC_MP>,
+                        <&pd IMX_SC_R_MJPEG_DEC_S0>,
+                        <&pd IMX_SC_R_MJPEG_DEC_S1>,
+                        <&pd IMX_SC_R_MJPEG_DEC_S2>,
+                        <&pd IMX_SC_R_MJPEG_DEC_S3>;
+    };
+
+    jpegenc: jpegenc@58450000 {
+        compatible = "nxp,imx8qxp-jpgenc";
+        reg = <0x58450000 0x00050000 >;
+        interrupts = <GIC_SPI 305 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 306 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 307 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 308 IRQ_TYPE_LEVEL_HIGH>;
+        power-domains = <&pd IMX_SC_R_MJPEG_ENC_MP>,
+                        <&pd IMX_SC_R_MJPEG_ENC_S0>,
+                        <&pd IMX_SC_R_MJPEG_ENC_S1>,
+                        <&pd IMX_SC_R_MJPEG_ENC_S2>,
+                        <&pd IMX_SC_R_MJPEG_ENC_S3>;
+    };
+...
-- 
2.25.1


  parent reply	other threads:[~2021-02-22 19:12 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-22 19:07 [PATCH v8 0/9] Add V4L2 driver for i.MX8 JPEG Encoder/Decoder Mirela Rabulea
2021-02-22 19:07 ` [PATCH v8 1/9] media: v4l: Add packed YUV444 24bpp pixel format Mirela Rabulea
2021-02-22 19:07 ` Mirela Rabulea [this message]
2021-02-22 19:07 ` [PATCH v8 3/9] media: imx-jpeg: Add V4L2 driver for i.MX8 JPEG Encoder/Decoder Mirela Rabulea
2021-02-22 20:42   ` kernel test robot
2021-02-22 20:42     ` kernel test robot
2021-03-03 21:59   ` kernel test robot
2021-03-03 21:59     ` kernel test robot
2021-02-22 19:07 ` [PATCH v8 4/9] arm64: dts: imx8qxp: Add jpeg encoder/decoder nodes Mirela Rabulea
2021-02-22 19:07 ` [PATCH v8 5/9] Add maintainer for IMX jpeg v4l2 driver Mirela Rabulea
2021-02-22 19:07 ` [PATCH v8 6/9] media: Add parsing for APP14 data segment in jpeg helpers Mirela Rabulea
2021-02-22 19:07 ` [PATCH v8 7/9] media: Quit parsing stream if doesn't start with SOI Mirela Rabulea
2021-02-22 19:07 ` [PATCH v8 8/9] media: Avoid parsing quantization and huffman tables Mirela Rabulea
2021-02-22 19:07 ` [PATCH v8 9/9] media: imx-jpeg: Use v4l2 jpeg helpers in mxc-jpeg Mirela Rabulea
2021-02-22 21:59   ` kernel test robot
2021-02-22 21:59     ` kernel test robot

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