linux-kernel - [PATCH 3/5] media: dt-bindings: Add bindings for i.MX8QXP/QM JPEG driver

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Message-Id: <1573053633-21437-4-git-send-email-mirela.rabulea@nxp.com>
Date:   Wed,  6 Nov 2019 17:20:31 +0200
From:   Mirela Rabulea <mirela.rabulea@....com>
To:     mchehab@...nel.org, shawnguo@...nel.org, robh+dt@...nel.org
Cc:     hverkuil-cisco@...all.nl, paul.kocialkowski@...tlin.com,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-imx@....com, s.hauer@...gutronix.de, aisheng.dong@....com,
        daniel.baluta@....com, leonard.crestez@....com,
        robert.chiras@....com, laurentiu.palcu@....com,
        mark.rutland@....com, devicetree@...r.kernel.org,
        p.zabel@...gutronix.de, laurent.pinchart+renesas@...asonboard.com,
        niklas.soderlund+renesas@...natech.se,
        dafna.hirschfeld@...labora.com,
        Mirela Rabulea <mirela.rabulea@....com>
Subject: [PATCH 3/5] media: dt-bindings: Add bindings for i.MX8QXP/QM JPEG driver

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

Signed-off-by: Mirela Rabulea <mirela.rabulea@....com>
---
 .../devicetree/bindings/media/imx8-jpeg.yaml       | 83 ++++++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/media/imx8-jpeg.yaml

diff --git a/Documentation/devicetree/bindings/media/imx8-jpeg.yaml b/Documentation/devicetree/bindings/media/imx8-jpeg.yaml
new file mode 100644
index 0000000..2df538d
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/imx8-jpeg.yaml
@@ -0,0 +1,83 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/imx8-jpeg.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: i.MX8QXP/QM JPEG decoder/encoder Device Tree Bindings
+
+maintainers:
+  - Mirela Rabulea <mirela.rabulea@....com>
+
+description: |-
+  The JPEG decoder/encoder present in.MXQXP/QM SoC is an
+  ISO/IEC 10918-1 JPEG standard compliant decoder/encoder, for Baseline
+  and Extended Sequential DCT modes.
+
+properties:
+  compatible:
+    items:
+      - enum:
+            # JPEG decoder
+          - fsl,imx8-jpgdec
+            # JPEG encoder
+          - fsl,imx8-jpgenc
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    description: |
+      There are 4 slots available in the IP
+      If a certain slot is used, it should have an associated interrupt
+    minItems: 1               # At least one slot should be available
+    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@...00000 {
+        compatible = "fsl,imx8-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@...50000 {
+        compatible = "fsl,imx8-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>;
+    };
+...
-- 
2.7.4