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Subject[PATCH v3 2/4] dt-bindings: mfd: Add bindings for Silicon Mitus SM5703 MFD
Date
This patch adds device-tree bindings for the Silicon Mitus
SM5703 MFD.

Signed-off-by: Markuss Broks <markuss.broks@gmail.com>
---
.../bindings/mfd/siliconmitus,sm5703.yaml | 95 +++++++++++++++++++
1 file changed, 95 insertions(+)
create mode 100644 Documentation/devicetree/bindings/mfd/siliconmitus,sm5703.yaml

diff --git a/Documentation/devicetree/bindings/mfd/siliconmitus,sm5703.yaml b/Documentation/devicetree/bindings/mfd/siliconmitus,sm5703.yaml
new file mode 100644
index 000000000000..aa676967593d
--- /dev/null
+++ b/Documentation/devicetree/bindings/mfd/siliconmitus,sm5703.yaml
@@ -0,0 +1,95 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mfd/siliconmitus,sm5703.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Silicon Mitus SM5703 multi-function device bindings
+
+maintainers:
+ - Markuss Broks <markuss.broks@gmail.com>
+
+description: |
+ Silicon Mitus SM5703 is a multi-function device, that consists of several
+ modules, designed for a mobile phone use. It consists of
+ LDO, Buck, USBLDO and VBUS regulators, a flash LED driver, a MUIC unit,
+ a fuel gauge and a battery charger circuit. The MUIC and Fuel-Gauge units
+ are separate from the main MFD, having their own i2c lines, while the
+ LED driver, regulators and charger are sharing the main i2c bus of the MFD.
+
+properties:
+ compatible:
+ const: siliconmitus,sm5703-mfd
+
+ reg:
+ description:
+ I2C slave address.
+ maxItems: 1
+
+ regulators:
+ $ref: ../regulator/siliconmitus,sm5703-regulator.yaml
+ description:
+ List of child nodes that specify the regulators.
+
+ reset-gpio:
+ description:
+ GPIO which is connected to the MRSTB pin.
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+ - regulators
+
+additionalProperties: false
+
+examples:
+ - |
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ mfd@49 {
+ compatible = "siliconmitus,sm5703-mfd";
+ reg = <0x49>;
+
+ reset-gpio = <&msmgpio 24 GPIO_ACTIVE_HIGH>;
+ pinctrl-0 = <&mrstb_default>;
+
+ regulator {
+ compatible = "siliconmitus,sm5703-regulator";
+
+ regulators {
+ sm5703_ldo1: ldo1 {
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <2800000>;
+ };
+
+ sm5703_ldo2: ldo2 {
+ regulator-min-microvolt = <1500000>;
+ regulator-max-microvolt = <3300000>;
+ };
+
+ sm5703_ldo3: ldo3 {
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ };
+
+ sm5703_usbldo1: usbldo1 {
+ regulator-min-microvolt = <4800000>;
+ regulator-max-microvolt = <4800000>;
+ };
+
+ sm5703_usbldo2: usbldo2 {
+ regulator-min-microvolt = <4800000>;
+ regulator-max-microvolt = <4800000>;
+ };
+
+ sm5703_vbus: vbus {
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ };
+ };
+ };
+ };
+ };
+...
--
2.35.1
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