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[v5,1/4] media: dt-bindings: add MT8188 AIE

Message ID 20250403074005.21472-2-bo.kong@mediatek.com
State New
Headers show
Series [v5,1/4] media: dt-bindings: add MT8188 AIE | expand

Commit Message

bo.kong April 3, 2025, 7:38 a.m. UTC 
From: Bo Kong <Bo.Kong@mediatek.com>

Add YAML device tree bindings for MT8188 AIE.

Signed-off-by: Bo Kong <Bo.Kong@mediatek.com>
---
Changes in v5:
1. Modify the description to make it more concise.
2. Delete the description of reg.
3. Modify the description of iommus and delete the maxItems of iommus.
4. Delete all mediatek,larb.
5. Modify the name of clock, change _ to -.

Changes in v4:
1. Remove address-cells and size-cells
2. Remove larb12 related content
3. Update id content

Changes in v3:
None

Changes in v2:
1. Fix coding style
---
 .../bindings/media/mediatek,mt8188-aie.yaml   | 78 +++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/media/mediatek,mt8188-aie.yaml
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Patch

diff --git a/Documentation/devicetree/bindings/media/mediatek,mt8188-aie.yaml b/Documentation/devicetree/bindings/media/mediatek,mt8188-aie.yaml
new file mode 100644
index 000000000000..861110bb0c98
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/mediatek,mt8188-aie.yaml
@@ -0,0 +1,78 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/mediatek,mt8188-aie.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: The AI Engine Unit of MediaTek Camera System
+
+maintainers:
+  - Bo Kong <bo.kong@mediatek.com>
+
+description:
+  AIE(AI Engine) provides a hardware-accelerated face detection function.
+
+properties:
+  compatible:
+    items:
+      - const: mediatek,mt8188-aie
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  iommus:
+    description:
+      List of the hardware port in respective IOMMU block for current Socs.
+      Refer to bindings/iommu/mediatek,iommu.yaml.
+
+  power-domains:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: clock for imgsys main ipe
+      - description: clock for ipe fdvt
+      - description: clock for ipe top
+
+  clock-names:
+    items:
+      - const: img-ipe
+      - const: ipe-fdvt
+      - const: ipe-top
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - iommus
+  - power-domains
+  - clocks
+  - clock-names
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/memory/mediatek,mt8188-memory-port.h>
+    #include <dt-bindings/power/mediatek,mt8188-power.h>
+    #include <dt-bindings/clock/mediatek,mt8188-clk.h>
+    aie@15310000 {
+      compatible = "mediatek,mt8188-aie";
+      reg = <0x15310000 0x1000>;
+      interrupts = <GIC_SPI 787 IRQ_TYPE_LEVEL_HIGH 0>;
+      iommus = <&vpp_iommu M4U_PORT_L12_FDVT_RDA_0>,
+               <&vpp_iommu M4U_PORT_L12_FDVT_RDB_0>,
+               <&vpp_iommu M4U_PORT_L12_FDVT_WRA_0>,
+               <&vpp_iommu M4U_PORT_L12_FDVT_WRB_0>;
+      power-domains = <&spm MT8188_POWER_DOMAIN_IPE>;
+      clocks = <&imgsys CLK_IMGSYS_MAIN_IPE>,
+               <&ipesys CLK_IPE_FDVT>,
+               <&ipesys CLK_IPESYS_TOP>;
+      clock-names = "img-ipe",
+                    "ipe-fdvt",
+                    "ipe-top";
+    };