[PATCH 1/2] Add DT bindings schema for PVT controller

Rahul Tanwar
2020-09-09T06:52:26Z

PVT controller (MR75203) is used to configure & control
Moortec embedded analog IP which contains temprature sensor(TS),
voltage monitor(VM) & process detector(PD) modules.

Add DT bindings schema for PVT controller.

Signed-off-by: Rahul Tanwar <rahul.tanwar@linux.intel.com>
---
.../devicetree/bindings/hwmon/moortec,mr75203.yaml | 70 ++++++++++++++++++++++
1 file changed, 70 insertions(+)
create mode 100644 Documentation/devicetree/bindings/hwmon/moortec,mr75203.yaml

diff --git a/Documentation/devicetree/bindings/hwmon/moortec,mr75203.yaml b/Documentation/devicetree/bindings/hwmon/moortec,mr75203.yaml
new file mode 100644
index 000000000000..0d5a90117522
--- /dev/null
+++ b/Documentation/devicetree/bindings/hwmon/moortec,mr75203.yaml
@@ -0,0 +1,70 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/hwmon/moortec,mr75203.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Moortec Semiconductor MR75203 PVT Controller bindings
+
+maintainers:
+ - Rahul Tanwar <rtanwar@maxlinear.com>
+
+properties:
+ compatible:
+ const: moortec,mr75203
+
+ reg:
+ items:
+ - description: PVT common registers
+ - description: PVT temprature sensor registers
+ - description: PVT process detector registers
+ - description: PVT voltage monitor registers
+
+ reg-names:
+ items:
+ - const: common
+ - const: ts
+ - const: pd
+ - const: vm
+
+ vm-map:
+ description:
+ PVT controller has 5 VM (voltage monitor) sensors.
+ vm-map defines CPU core to VM instance mapping. A
+ value of 0xff means that VM sensor is unused.
+ maxItems: 5
+
+ clocks:
+ maxItems: 1
+
+ resets:
+ maxItems: 1
+
+ "#thermal-sensor-cells":
+ const: 1
+
+required:
+ - compatible
+ - reg
+ - reg-names
+ - vm-map
+ - clocks
+ - resets
+ - "#thermal-sensor-cells":
+
+additionalProperties: false
+
+examples:
+ - |
+ pvt: pvt@e0680000 {
+ compatible = "moortec,mr75203";
+ reg = <0xe0680000 0x80
+ 0xe0680080 0x180
+ 0xe0680200 0x200
+ 0xe0680400 0xc00>;
+ reg-names = "common", "ts", "pd", "vm";
+ vm-map = [03 01 04 ff ff];
+ clocks = <&osc0>;
+ resets = <&rcu0 0x40 7>;
+ #thermal-sensor-cells = <1>;
+ };
--
2.11.0