[PATCH 1/2] regulator: rtq6752: Add binding document for Richtek RTQ6752

From: cy_huang
Date: Fri Jul 09 2021 - 11:40:54 EST


From: ChiYuan Huang <cy_huang@xxxxxxxxxxx>

Add binding document for Richtek RTQ6752.

Signed-off-by: ChiYuan Huang <cy_huang@xxxxxxxxxxx>
---
.../regulator/richtek,rtq6752-regulator.yaml | 78 ++++++++++++++++++++++
1 file changed, 78 insertions(+)
create mode 100644 Documentation/devicetree/bindings/regulator/richtek,rtq6752-regulator.yaml

diff --git a/Documentation/devicetree/bindings/regulator/richtek,rtq6752-regulator.yaml b/Documentation/devicetree/bindings/regulator/richtek,rtq6752-regulator.yaml
new file mode 100644
index 00000000..641840e
--- /dev/null
+++ b/Documentation/devicetree/bindings/regulator/richtek,rtq6752-regulator.yaml
@@ -0,0 +1,78 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/regulator/richtek,rtq6752-regulator.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Richtek RTQ6752 TFT LCD Voltage Regulator
+
+maintainers:
+ - ChiYuan Huang <cy_huang@xxxxxxxxxxx>
+
+description: |
+ The RTQ6752 is an I2C interface pgorammable power management IC. It includes
+ two synchronous boost converter for PAVDD, and one synchronous NAVDD
+ buck-boost. The device is suitable for automotive TFT-LCD panel.
+
+properties:
+ compatible:
+ enum:
+ - richtek,rtq6752
+
+ reg:
+ maxItems: 1
+
+ enable-gpios:
+ description: |
+ A connection of the chip 'enable' gpio line. If not provided, treat it as
+ external pull up.
+ maxItems: 1
+
+ regulators:
+ type: object
+ $ref: regulator.yaml#
+
+ patternProperties:
+ "^(p|n)avdd$":
+ type: object
+ $ref: regulator.yaml#
+ description: |
+ regulator description for pavdd and navdd.
+
+ additionalProperties: false
+
+required:
+ - compatible
+ - reg
+ - regulators
+
+additionalProperties: false
+
+examples:
+ - |
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ rtq6752@6b {
+ compatible = "richtek,rtq6752";
+ status = "okay";
+ reg = <0x6b>;
+ enable-gpios = <&gpio26 2 0>;
+
+ regulators {
+ pavdd {
+ regulator-name = "rtq6752-pavdd";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <7300000>;
+ regulator-boot-on;
+ };
+ navdd {
+ regulator-name = "rtq6752-navdd";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <7300000>;
+ regulator-boot-on;
+ };
+ };
+ };
+ };
--
2.7.4