[PATCH v4 05/27] dt-bindings: mfd: add maxim,max77705

Dzmitry Sankouski
2024-09-13T15:08:25Z

Add maxim,max77705 core binding part.

Signed-off-by: Dzmitry Sankouski <dsankouski@gmail.com>

---
Changes in v4:
- change dts example intendation from tabs
to spaces
- remove interrupt-names property
- remove obvious reg description
- split long(>80) lines
---
.../devicetree/bindings/mfd/maxim,max77705.yaml | 169 +++++++++++++++++++++
MAINTAINERS | 1 +
2 files changed, 170 insertions(+)

diff --git a/Documentation/devicetree/bindings/mfd/maxim,max77705.yaml b/Documentation/devicetree/bindings/mfd/maxim,max77705.yaml
new file mode 100644
index 000000000000..40a67d15e312
--- /dev/null
+++ b/Documentation/devicetree/bindings/mfd/maxim,max77705.yaml
@@ -0,0 +1,169 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mfd/maxim,max77705.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Maxim MAX77705 Companion Power Management IC and USB Type-C interface IC
+
+maintainers:
+ - Dzmitry Sankouski <dsankouski@gmail.com>
+
+description: |
+ This is a part of device tree bindings for Maxim MAX77705 multi functional
+ device.
+
+ The Maxim MAX77705 is a Companion Power Management and Type-C
+ interface IC which includes charger, fuelgauge, LED, haptic motor driver and
+ Type-C management IC.
+
+properties:
+ compatible:
+ const: maxim,max77705
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ charger:
+ $ref: /schemas/power/supply/power-supply.yaml
+ additionalProperties: true
+ properties:
+ compatible:
+ const: maxim,max77705-charger
+
+ required:
+ - compatible
+ - monitored-battery
+
+ fuel_gauge:
+ $ref: /schemas/power/supply/power-supply.yaml
+ type: object
+ additionalProperties: true
+ description: MAX77705 fuel gauge with ModelGauge m5 EZ algorithm support.
+ properties:
+ compatible:
+ const: maxim,max77705-fuel-gauge
+
+ shunt-resistor-micro-ohms:
+ description: |
+ The value of current sense resistor in microohms.
+
+ required:
+ - compatible
+ - shunt-resistor-micro-ohms
+ - monitored-battery
+ - power-supplies
+
+ haptic:
+ type: object
+ additionalProperties: false
+ properties:
+ compatible:
+ const: maxim,max77705-haptic
+
+ haptic-supply: true
+
+ pwms:
+ maxItems: 1
+
+ required:
+ - compatible
+ - haptic-supply
+ - pwms
+
+ leds:
+ type: object
+ additionalProperties: false
+ description:
+ Up to 4 LEDs supported. One LED is represented by one child node.
+ properties:
+ compatible:
+ const: maxim,max77705-led
+
+ "#address-cells":
+ const: 1
+
+ "#size-cells":
+ const: 0
+
+ patternProperties:
+ "^led@[0-3]$":
+ type: object
+ $ref: /schemas/leds/common.yaml#
+ properties:
+ reg:
+ description:
+ LED index.
+ unevaluatedProperties: false
+ required:
+ - reg
+
+ required:
+ - compatible
+
+required:
+ - compatible
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ #include <dt-bindings/leds/common.h>
+
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ pmic@66 {
+ compatible = "maxim,max77705";
+ reg = <0x66>;
+ interrupt-parent = <&pm8998_gpios>;
+ interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
+ pinctrl-0 = <&chg_int_default>;
+ pinctrl-names = "default";
+
+ leds {
+ compatible = "maxim,max77705-led";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ led@1 {
+ reg = <1>;
+ label = "red:usr1";
+ };
+
+ led@2 {
+ reg = <2>;
+ label = "green:usr2";
+ };
+
+ led@3 {
+ reg = <3>;
+ label = "blue:usr3";
+ };
+ };
+
+ max77705_charger: charger {
+ compatible = "maxim,max77705-charger";
+ monitored-battery = <&battery>;
+ };
+
+ fuel_gauge {
+ compatible = "maxim,max77705-fuel-gauge";
+ monitored-battery = <&battery>;
+ power-supplies = <&max77705_charger>;
+ rsense = <5>;
+ };
+
+
+ haptic {
+ compatible = "maxim,max77705-haptic";
+ haptic-supply = <&vib_regulator>;
+ pwms = <&vib_pwm 0 50000>;
+ };
+ };
+ };
diff --git a/MAINTAINERS b/MAINTAINERS
index b65cfa1d322d..59d027591e34 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -14064,6 +14064,7 @@ B: mailto:linux-samsung-soc@vger.kernel.org
F: Documentation/devicetree/bindings/*/maxim,max14577.yaml
F: Documentation/devicetree/bindings/*/maxim,max77686.yaml
F: Documentation/devicetree/bindings/*/maxim,max77693.yaml
+F: Documentation/devicetree/bindings/*/maxim,max77705*.yaml
F: Documentation/devicetree/bindings/*/maxim,max77843.yaml
F: Documentation/devicetree/bindings/clock/maxim,max77686.txt
F: drivers/*/*max77843.c

--
2.39.2