[PATCH 12/16] dt-bindings: media: Add DT bindings for TI CSI2RX driver

Pratyush Yadav
2021-03-30T17:36:17Z

TI's J721E uses the Cadence CSI2RX and DPHY peripherals to facilitate
capture over a CSI-2 bus. The TI CSI2RX platform driver glues all the
parts together.

Signed-off-by: Pratyush Yadav <p.yadav@ti.com>
---
.../devicetree/bindings/media/ti,csi2rx.yaml | 70 +++++++++++++++++++
1 file changed, 70 insertions(+)
create mode 100644 Documentation/devicetree/bindings/media/ti,csi2rx.yaml

diff --git a/Documentation/devicetree/bindings/media/ti,csi2rx.yaml b/Documentation/devicetree/bindings/media/ti,csi2rx.yaml
new file mode 100644
index 000000000000..ebd894364391
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/ti,csi2rx.yaml
@@ -0,0 +1,70 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/ti,csi2rx.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: TI CSI2RX Wrapper Device Tree Bindings
+
+maintainers:
+ - Pratyush Yadav <p.yadav@ti.com>
+
+properties:
+ compatible:
+ items:
+ - const: ti,csi2rx
+
+ dmas:
+ description: RX DMA Channel 0
+
+ dma-names:
+ items:
+ - const: rx0
+
+ reg:
+ maxItems: 1
+ description: Base address and size of the TI wrapper registers.
+
+ power-domains:
+ maxItems: 1
+ description:
+ PM domain provider node and an args specifier containing
+ the device id value.
+
+ ranges: true
+
+ "#address-cells":
+ const: 2
+
+ "#size-cells":
+ const: 2
+
+patternProperties:
+ "csi-bridge@":
+ type: object
+ description: CSI2 bridge node.
+
+required:
+ - compatible
+ - reg
+ - dmas
+ - dma-names
+ - power-domains
+ - "#address-cells"
+ - "#size-cells"
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/soc/ti,sci_pm_domain.h>
+
+ ti_csi2rx0: ticsi2rx {
+ compatible = "ti,csi2rx";
+ dmas = <&main_udmap 0x4940>;
+ dma-names = "rx0";
+ reg = <0x0 0x4500000 0x0 0x1000>;
+ power-domains = <&k3_pds 26 TI_SCI_PD_EXCLUSIVE>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+ };
--
2.30.0