linux-kernel - [PATCH v3 2/7] dt-bindings: media: fsd: Add CSIS video capture interface

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20250828085911.81266-3-inbaraj.e@samsung.com>
Date: Thu, 28 Aug 2025 14:29:06 +0530
From: Inbaraj E <inbaraj.e@...sung.com>
To: rmfrfs@...il.com, laurent.pinchart@...asonboard.com, martink@...teo.de,
	kernel@...i.sm, mchehab@...nel.org, robh@...nel.org, krzk+dt@...nel.org,
	conor+dt@...nel.org, shawnguo@...nel.org, s.hauer@...gutronix.de
Cc: kernel@...gutronix.de, festevam@...il.com, linux-media@...r.kernel.org,
	devicetree@...r.kernel.org, imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linux-samsung-soc@...r.kernel.org, pankaj.dubey@...sung.com,
	ravi.patel@...sung.com, shradha.t@...sung.com, Inbaraj E
	<inbaraj.e@...sung.com>
Subject: [PATCH v3 2/7] dt-bindings: media: fsd: Add CSIS video capture
 interface

The Tesla FSD CSIS video capture interface is used to capture frames.

Signed-off-by: Inbaraj E <inbaraj.e@...sung.com>
---
 .../bindings/media/tesla,fsd-csis-media.yaml  | 76 +++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/media/tesla,fsd-csis-media.yaml

diff --git a/Documentation/devicetree/bindings/media/tesla,fsd-csis-media.yaml b/Documentation/devicetree/bindings/media/tesla,fsd-csis-media.yaml
new file mode 100644
index 000000000000..f045094ae539
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/tesla,fsd-csis-media.yaml
@@ -0,0 +1,76 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/tesla,fsd-csis-media.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Tesla FSD SoC MIPI CSI-2 video capture interface(Bridge device).
+
+maintainers:
+  - Inbaraj E <inbaraj.e@...sung.com>
+
+description:
+  The Tesla FSD CSIS has an internal video capture interface to capture
+  frames originating from the sensor. The power supply for the IP is
+  managed by custom firmware and is expected to remain enabled
+  permanently, so power supply control is not added in linux.
+
+properties:
+  compatible:
+    const: tesla,fsd-csis-media
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    maxItems: 3
+
+  clock-names:
+    items:
+      - const: aclk
+      - const: pclk
+      - const: pll
+
+  iommus:
+    maxItems: 1
+
+  port:
+    $ref: /schemas/graph.yaml#/properties/port
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - clock-names
+  - iommus
+  - port
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/fsd-clk.h>
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+    csis0: csis@...41000 {
+        compatible = "tesla,fsd-csis-media";
+        reg = <0x12661000 0x44c>;
+        interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>;
+        clocks = <&clock_csi CAM_CSI0_0_IPCLKPORT_I_ACLK>,
+                 <&clock_csi CAM_CSI0_0_IPCLKPORT_I_PCLK>,
+                 <&clock_csi CAM_CSI_PLL>;
+        clock-names = "aclk", "pclk", "pll";
+        iommus = <&smmu_isp 0x0 0x0>;
+
+        port {
+            csi_in_0: endpoint {
+                remote-endpoint = <&mipi_csis_0_out>;
+            };
+        };
+    };
+
+...
-- 
2.49.0