[PATCH v18 12/13] dt-bindings: mediatek: Add MT8196 JPEG SMMU bindings

[Kyrie Wu]

Document the decoder and encoder phandles and describe the dedicated
JPEG SMMU configuration syscon for MT8196.

Signed-off-by: Kyrie Wu <kyrie.wu at mediatek.com>
---
 .../media/mediatek,mt8195-jpegdec.yaml        | 16 ++++++++
 .../media/mediatek,mt8195-jpegenc.yaml        | 16 ++++++++
 .../mediatek/mediatek,mt8196-jpeg-smmu.yaml   | 41 +++++++++++++++++++
 MAINTAINERS                                   |  2 +
 4 files changed, 75 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/soc/mediatek/mediatek,mt8196-jpeg-smmu.yaml

diff --git a/Documentation/devicetree/bindings/media/mediatek,mt8195-jpegdec.yaml b/Documentation/devicetree/bindings/media/mediatek,mt8195-jpegdec.yaml
index 28a9a9b..b1dccc3 100644
--- a/Documentation/devicetree/bindings/media/mediatek,mt8195-jpegdec.yaml
+++ b/Documentation/devicetree/bindings/media/mediatek,mt8195-jpegdec.yaml
@@ -73,6 +73,22 @@ patternProperties:
       power-domains:
         maxItems: 1
 
+      mediatek,smmu-config:
+        $ref: /schemas/types.yaml#/definitions/phandle
+        description:
+          Phandle to the MT8196 JPEG SMMU configuration syscon used to
+          program this decoder's GUSER_ID fields.
+
+    allOf:
+      - if:
+          properties:
+            compatible:
+              contains:
+                const: mediatek,mt8196-jpgdec-hw
+        then:
+          required:
+            - mediatek,smmu-config
+
     required:
       - compatible
       - reg
diff --git a/Documentation/devicetree/bindings/media/mediatek,mt8195-jpegenc.yaml b/Documentation/devicetree/bindings/media/mediatek,mt8195-jpegenc.yaml
index e2d772e..f099b5f 100644
--- a/Documentation/devicetree/bindings/media/mediatek,mt8195-jpegenc.yaml
+++ b/Documentation/devicetree/bindings/media/mediatek,mt8195-jpegenc.yaml
@@ -73,6 +73,22 @@ patternProperties:
       power-domains:
         maxItems: 1
 
+      mediatek,smmu-config:
+        $ref: /schemas/types.yaml#/definitions/phandle
+        description:
+          Phandle to the MT8196 JPEG SMMU configuration syscon used to
+          program this encoder's GUSER_ID fields.
+
+    allOf:
+      - if:
+          properties:
+            compatible:
+              contains:
+                const: mediatek,mt8196-jpgenc-hw
+        then:
+          required:
+            - mediatek,smmu-config
+
     required:
       - compatible
       - reg
diff --git a/Documentation/devicetree/bindings/soc/mediatek/mediatek,mt8196-jpeg-smmu.yaml b/Documentation/devicetree/bindings/soc/mediatek/mediatek,mt8196-jpeg-smmu.yaml
new file mode 100644
index 0000000..2bc67a2
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/mediatek/mediatek,mt8196-jpeg-smmu.yaml
@@ -0,0 +1,41 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/soc/mediatek/mediatek,mt8196-jpeg-smmu.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek MT8196 JPEG SMMU configuration registers
+
+maintainers:
+  - Kyrie Wu <kyrie.wu at mediatek.corp-partner.google.com>
+
+description:
+  The MT8196 JPEG SMMU configuration register block contains the GUSER_ID
+  fields used by the JPEG decoder and encoder hardware.
+
+properties:
+  compatible:
+    items:
+      - const: mediatek,mt8196-jpeg-smmu
+      - const: syscon
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    soc {
+        #address-cells = <2>;
+        #size-cells = <2>;
+
+        jpeg_smmu: syscon at 38d0000 {
+            compatible = "mediatek,mt8196-jpeg-smmu", "syscon";
+            reg = <0 0x38d0000 0 0x1000>;
+        };
+    };
diff --git a/MAINTAINERS b/MAINTAINERS
index cc6a2d0..6e20f06 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3164,6 +3164,7 @@ L:	linux-mediatek at lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 W:	https://mtk.wiki.kernel.org/
 C:	irc://irc.libera.chat/linux-mediatek
+F:	Documentation/devicetree/bindings/soc/mediatek/mediatek,mt8196-jpeg-smmu.yaml
 F:	arch/arm/boot/dts/mediatek/
 F:	arch/arm/mach-mediatek/
 F:	arch/arm64/boot/dts/mediatek/
@@ -16665,6 +16666,7 @@ F:	include/dt-bindings/memory/mt*-port.h
 MEDIATEK JPEG DRIVER
 M:	Bin Liu <bin.liu at mediatek.com>
 S:	Supported
+F:	Documentation/devicetree/bindings/media/mediatek,mt8195-jpeg*.yaml
 F:	Documentation/devicetree/bindings/media/mediatek-jpeg-*.yaml
 F:	drivers/media/platform/mediatek/jpeg/
 
-- 
2.51.0.windows.2