Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 118 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml b/Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml
new file mode 100644
index 000000000..6b3e413ce
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml
@@ -0,0 +1,118 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/st,stm32-dcmi.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: STMicroelectronics STM32 Digital Camera Memory Interface (DCMI)
+
+maintainers:
+  - Hugues Fruchet <hugues.fruchet@foss.st.com>
+
+properties:
+  compatible:
+    const: st,stm32-dcmi
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+  clock-names:
+    items:
+      - const: mclk
+
+  dmas:
+    maxItems: 1
+
+  dma-names:
+    items:
+      - const: tx
+
+  resets:
+    maxItems: 1
+
+  port:
+    $ref: /schemas/graph.yaml#/$defs/port-base
+    unevaluatedProperties: false
+    description:
+      DCMI supports a single port node with parallel bus.
+
+    properties:
+      endpoint:
+        $ref: video-interfaces.yaml#
+        unevaluatedProperties: false
+
+        properties:
+          bus-type:
+            enum: [5, 6]
+            default: 5
+
+          bus-width:
+            enum: [8, 10, 12, 14]
+            default: 8
+
+        allOf:
+          - if:
+              properties:
+                bus-type:
+                  const: 6
+
+            then:
+              properties:
+                hsync-active: false
+                vsync-active: false
+                bus-width:
+                  enum: [8]
+
+        required:
+          - bus-type
+          - pclk-sample
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - clock-names
+  - resets
+  - dmas
+  - dma-names
+  - port
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/clock/stm32mp1-clks.h>
+    #include <dt-bindings/media/video-interfaces.h>
+    #include <dt-bindings/reset/stm32mp1-resets.h>
+
+    dcmi: dcmi@4c006000 {
+        compatible = "st,stm32-dcmi";
+        reg = <0x4c006000 0x400>;
+        interrupts = <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>;
+        resets = <&rcc CAMITF_R>;
+        clocks = <&rcc DCMI>;
+        clock-names = "mclk";
+        dmas = <&dmamux1 75 0x400 0x0d>;
+        dma-names = "tx";
+
+        port {
+             dcmi_0: endpoint {
+                   remote-endpoint = <&ov5640_0>;
+                   bus-type = <MEDIA_BUS_TYPE_PARALLEL>;
+                   bus-width = <8>;
+                   hsync-active = <0>;
+                   vsync-active = <0>;
+                   pclk-sample = <1>;
+             };
+        };
+    };
+
+...