[PATCH v1 1/2] bindings: iio: adc: Add StarFive JHB100 SARADC

[Xingyu Wu <xingyu.wu@starfivetech.com>]

Add the new documentation of SAR-ADC for the StarFive JHB100 SoC.

Signed-off-by: Xingyu Wu <xingyu.wu@starfivetech.com>
---
 .../iio/adc/starfive,jhb100-saradc.yaml       | 62 +++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/iio/adc/starfive,jhb100-saradc.yaml

diff --git a/Documentation/devicetree/bindings/iio/adc/starfive,jhb100-saradc.yaml b/Documentation/devicetree/bindings/iio/adc/starfive,jhb100-saradc.yaml
new file mode 100644
index 000000000000..ba8e19b72ad7
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/adc/starfive,jhb100-saradc.yaml
@@ -0,0 +1,62 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/adc/starfive,jhb100-saradc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Successive Approximation Register (SAR) A/D converter for the StarFive JHB100 SoC
+
+maintainers:
+  - Xingyu Wu <xingyu.wu@starfivetech.com>
+
+properties:
+  compatible:
+    const: starfive,jhb100-saradc
+
+  reg:
+    maxItem: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+  resets:
+    maxItems: 2
+
+  "#io-channel-cells":
+    const: 1
+
+  upper-bound-mv:
+    description: The upper bound voltage value of the monitor.
+    $ref: /schemas/types.yaml#/definitions/uint16
+
+  lower-bound-mv:
+    description: The lower bound voltage value of the monitor.
+    $ref: /schemas/types.yaml#/definitions/uint16
+
+  scan-freq:
+    description: Number of the scan cycle interval.
+    $ref: /schemas/types.yaml#/definitions/uint16
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - resets
+  - "#io-channel-cells"
+
+additionalProperties: false
+
+examples:
+  - |
+    adc@11be1400 {
+      compatible = "starfive,jhb100-saradc";
+      reg = <0x11be1400 0x400>;
+      interrupts = <172>;
+      clocks = <&per0crg 18>;
+      resets = <&per0crg 11>, <&per0crg 46>;
+      #io-channel-cells = <1>;
+      };
-- 
2.34.1