[PATCH 3/4] dt-bindings: media: add mediatek ISP3.0 camsv

From: Julien Stephan
Date: Wed Jun 28 2023 - 10:55:18 EST


From: Phi-bang Nguyen <pnguyen@xxxxxxxxxxxx>

This adds the bindings, for the ISP3.0 camsv module embedded in
some Mediatek SoC, such as the mt8365

Signed-off-by: Phi-bang Nguyen <pnguyen@xxxxxxxxxxxx>
Signed-off-by: Julien Stephan <jstephan@xxxxxxxxxxxx>
---
.../bindings/media/mediatek,mt8365-camsv.yaml | 113 ++++++++++++++++++
MAINTAINERS | 1 +
2 files changed, 114 insertions(+)
create mode 100644 Documentation/devicetree/bindings/media/mediatek,mt8365-camsv.yaml

diff --git a/Documentation/devicetree/bindings/media/mediatek,mt8365-camsv.yaml b/Documentation/devicetree/bindings/media/mediatek,mt8365-camsv.yaml
new file mode 100644
index 000000000000..e8ef6e0fd4bf
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/mediatek,mt8365-camsv.yaml
@@ -0,0 +1,113 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (c) 2023 MediaTek, BayLibre
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/mediatek,mt8365-camsv.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek CAMSV 3.0
+
+maintainers:
+ - Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
+ - Julien Stephan <jstephan@xxxxxxxxxxxx>
+ - Andy Hsieh <andy.hsieh@xxxxxxxxxxxx>
+
+description:
+ The CAMSV is a set of DMA engines connected to the SENINF CSI-2
+ receivers. The number of CAMSVs depend on the SoC model.
+
+properties:
+ compatible:
+ const: mediatek,mt8365-camsv
+
+ reg:
+ maxItems: 3
+
+ interrupts:
+ maxItems: 1
+
+ power-domains:
+ maxItems: 1
+
+ clocks:
+ items:
+ - description: cam clock
+ - description: camtg clock
+ - description: camsv clock
+
+ clock-names:
+ items:
+ - const: camsys_cam_cgpdn
+ - const: camsys_camtg_cgpdn
+ - const: camsys_camsv
+
+ iommus:
+ maxItems: 1
+
+ ports:
+ $ref: /schemas/graph.yaml#/properties/ports
+
+ properties:
+ port@0:
+ $ref: /schemas/graph.yaml#/properties/port
+ unevaluatedProperties: false
+ description: connection point for camsv0
+
+ patternProperties:
+ endpoint:
+ $ref: video-interfaces.yaml#
+ unevaluatedProperties: false
+
+ required:
+ - port@0
+
+required:
+ - compatible
+ - interrupts
+ - clocks
+ - clock-names
+ - power-domains
+ - iommus
+ - ports
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/interrupt-controller/irq.h>
+ #include <dt-bindings/clock/mediatek,mt8365-clk.h>
+ #include <dt-bindings/memory/mediatek,mt8365-larb-port.h>
+ #include <dt-bindings/power/mediatek,mt8365-power.h>
+
+ soc {
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ camsv1: camsv@15050000 {
+ compatible = "mediatek,mt8365-camsv";
+ reg = <0 0x15050000 0 0x0040>,
+ <0 0x15050208 0 0x0020>,
+ <0 0x15050400 0 0x0100>;
+ interrupts = <GIC_SPI 186 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&camsys CLK_CAM>,
+ <&camsys CLK_CAMTG>,
+ <&camsys CLK_CAMSV0>;
+ clock-names = "camsys_cam_cgpdn", "camsys_camtg_cgpdn",
+ "camsys_camsv";
+ iommus = <&iommu M4U_PORT_CAM_IMGO>;
+ power-domains = <&spm MT8365_POWER_DOMAIN_CAM>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ port@0 {
+ reg = <0>;
+ camsv1_endpoint: endpoint {
+ remote-endpoint = <&seninf_camsv1_endpoint>;
+ };
+ };
+ };
+ };
+ };
+...
diff --git a/MAINTAINERS b/MAINTAINERS
index 4f83682732e6..2256ddcc4ca6 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -13261,6 +13261,7 @@ M: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
M: Julien Stephan <jstephan@xxxxxxxxxxxx>
M: Andy Hsieh <andy.hsieh@xxxxxxxxxxxx>
S: Supported
+F: Documentation/devicetree/bindings/media/mediatek,mt8365-camsv.yaml
F: Documentation/devicetree/bindings/media/mediatek,mt8365-seninf.yaml
F: drivers/media/platform/mediatek/isp/isp_30/seninf/*

--
2.41.0