linux-kernel - [PATCH 5/9] dt-bindings: media: Add amlogic,c3-isp.yaml

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Message-Id: <20240903-c3isp-v1-5-8af0edcc13c8@amlogic.com>
Date: Tue, 03 Sep 2024 14:57:09 +0800
From: Keke Li via B4 Relay <devnull+keke.li.amlogic.com@...nel.org>
To: Mauro Carvalho Chehab <mchehab@...nel.org>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>
Cc: linux-media@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, kieran.bingham@...asonboard.com, 
 laurent.pinchart@...asonboard.com, dan.scally@...asonboard.com, 
 Keke Li <keke.li@...ogic.com>
Subject: [PATCH 5/9] dt-bindings: media: Add amlogic,c3-isp.yaml

From: Keke Li <keke.li@...ogic.com>

c3-isp is used to process raw image.

Signed-off-by: Keke Li <keke.li@...ogic.com>
---
 .../devicetree/bindings/media/amlogic,c3-isp.yaml  | 104 +++++++++++++++++++++
 1 file changed, 104 insertions(+)

diff --git a/Documentation/devicetree/bindings/media/amlogic,c3-isp.yaml b/Documentation/devicetree/bindings/media/amlogic,c3-isp.yaml
new file mode 100644
index 000000000000..169a035bcee2
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/amlogic,c3-isp.yaml
@@ -0,0 +1,104 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/amlogic,c3-isp.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Amlogic C3 Image Signal Processing Unit
+
+maintainers:
+  - Keke Li <keke.li@...ogic.com>
+
+description: |-
+  Amlogic ISP is the RAW image processing module
+  and supports three channels image output.
+
+properties:
+  compatible:
+    enum:
+      - amlogic,c3-isp
+
+  reg:
+    minItems: 1
+
+  reg-names:
+    items:
+      - const: isp
+
+  power-domains:
+    maxItems: 1
+
+  clocks:
+    minItems: 2
+
+  clock-names:
+    items:
+      - const: vapb
+      - const: isp0
+
+  interrupts:
+    minItems: 1
+
+  ports:
+    $ref: /schemas/graph.yaml#/properties/ports
+
+    properties:
+      port@0:
+        $ref: /schemas/graph.yaml#/properties/port
+        description: input port node.
+
+    required:
+      - port@0
+
+required:
+  - compatible
+  - reg
+  - reg-names
+  - power-domains
+  - clocks
+  - clock-names
+  - interrupts
+  - ports
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/clock/amlogic,c3-peripherals-clkc.h>
+    #include <dt-bindings/power/amlogic,c3-pwrc.h>
+
+    soc {
+        #address-cells = <2>;
+        #size-cells = <2>;
+
+        isp: isp@...00000 {
+            compatible = "amlogic,c3-isp";
+
+            reg = <0x0 0xff000000 0x0 0xf000>;
+
+            reg-names = "isp";
+
+            power-domains = <&pwrc PWRC_C3_ISP_TOP_ID>;
+
+            clocks = <&clkc_periphs CLKID_VAPB>,
+                     <&clkc_periphs CLKID_ISP0>;
+
+            clock-names = "vapb", "isp0";
+
+            interrupts = <GIC_SPI 145 IRQ_TYPE_EDGE_RISING>;
+
+            ports {
+                #address-cells = <1>;
+                #size-cells = <0>;
+
+                port@0 {
+                    reg = <0>;
+                    c3_isp_in: endpoint {
+                        remote-endpoint = <&c3_adap_out>;
+                    };
+                };
+            };
+        };
+    };
+...

-- 
2.45.2