dt-bindings: clock: add QCOM SM8250 camera clock bindings

Add device tree bindings for camera clock controller for
Qualcomm Technology Inc's SM8250 SoC.

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Link: https://lore.kernel.org/r/20210609022051.2171-3-jonathan@marek.ca
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

1 files changed, 68 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/clock/qcom,camcc-sm8250.yaml b/Documentation/devicetree/bindings/clock/qcom,camcc-sm8250.yaml
new file mode 100644
index 000000000000..9f239c3960d1
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/qcom,camcc-sm8250.yaml
@@ -0,0 +1,68 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/qcom,camcc-sm8250.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Camera Clock & Reset Controller Binding for SM8250
+
+maintainers:
+  - Jonathan Marek <jonathan@marek.ca>
+
+description: |
+  Qualcomm camera clock control module which supports the clocks, resets and
+  power domains on SM8250.
+
+  See also dt-bindings/clock/qcom,camcc-sm8250.h
+
+properties:
+  compatible:
+    const: qcom,sm8250-camcc
+
+  clocks:
+    items:
+      - description: Board XO source
+      - description: Sleep clock source
+
+  clock-names:
+    items:
+      - const: bi_tcxo
+      - const: sleep_clk
+
+  '#clock-cells':
+    const: 1
+
+  '#reset-cells':
+    const: 1
+
+  '#power-domain-cells':
+    const: 1
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - clock-names
+  - '#clock-cells'
+  - '#reset-cells'
+  - '#power-domain-cells'
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/qcom,rpmh.h>
+    clock-controller@ad00000 {
+      compatible = "qcom,sm8250-camcc";
+      reg = <0x0ad00000 0x10000>;
+      clocks = <&rpmhcc RPMH_CXO_CLK>,
+               <&sleep_clk>;
+      clock-names = "bi_tcxo", "sleep_clk";
+      #clock-cells = <1>;
+      #reset-cells = <1>;
+      #power-domain-cells = <1>;
+    };
+...