[PATCH v1 1/4] dt-bindings: mfd: Add DT bindings for TI TPS6594 PMIC

Julien Panis
2023-02-16T11:44:22Z

TPS6594 is a Power Management IC which provides regulators and others
features like GPIOs, RTC, watchdog, ESMs (Error Signal Monitor), and
PFSM (Pre-configurable Finite State Machine) managing the state of the
device.
TPS6594 is the super-set device while TPS6593 and LP8764X are derivatives.

Signed-off-by: Julien Panis <jpanis@baylibre.com>
---
.../devicetree/bindings/mfd/ti,tps6594.yaml | 164 ++++++++++++++++++
1 file changed, 164 insertions(+)
create mode 100644 Documentation/devicetree/bindings/mfd/ti,tps6594.yaml

diff --git a/Documentation/devicetree/bindings/mfd/ti,tps6594.yaml b/Documentation/devicetree/bindings/mfd/ti,tps6594.yaml
new file mode 100644
index 000000000000..37968d6c0420
--- /dev/null
+++ b/Documentation/devicetree/bindings/mfd/ti,tps6594.yaml
@@ -0,0 +1,164 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mfd/ti,tps6594.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: TI TPS6594 Power Management Integrated Circuit
+
+maintainers:
+ - Julien Panis <jpanis@baylibre.com>
+
+description: |
+ TPS6594 is a Power Management IC which provides regulators and others
+ features like GPIOs, RTC, watchdog, ESMs (Error Signal Monitor), and
+ PFSM (Pre-configurable Finite State Machine) managing the state of the device.
+ TPS6594 is the super-set device while TPS6593 and LP8764X are derivatives.
+
+properties:
+ compatible:
+ enum:
+ - ti,tps6594
+ - ti,tps6593
+ - ti,lp8764x
+
+ reg:
+ description: I2C slave address or SPI chip select number.
+ maxItems: 1
+
+ ti,use-crc:
+ type: boolean
+ description: If true, use CRC for I2C and SPI interface protocols.
+
+ system-power-controller: true
+
+ interrupts:
+ maxItems: 1
+
+ ti,multi-phase-id:
+ description: |
+ Describes buck multi-phase configuration, if any. For instance, XY id means
+ that outputs of buck converters X and Y are combined in multi-phase mode.
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [12, 34, 123, 1234]
+
+patternProperties:
+ "^buck([1-5]|12|34|123|1234)-supply$":
+ description: Input supply phandle for each buck.
+
+ "^ldo[1-4]-supply$":
+ description: Input supply phandle for each ldo.
+
+ regulators:
+ type: object
+ description: List of regulators provided by this controller.
+
+ patternProperties:
+ "^buck([1-5]|12|34|123|1234)$":
+ type: object
+ $ref: /schemas/regulator/regulator.yaml#
+
+ unevaluatedProperties: false
+
+ "^ldo[1-4]$":
+ type: object
+ $ref: /schemas/regulator/regulator.yaml#
+
+ unevaluatedProperties: false
+
+ additionalProperties: false
+
+required:
+ - compatible
+ - reg
+ - interrupts
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ tps6593: pmic@48 {
+ compatible = "ti,tps6593";
+ reg = <0x48>;
+ ti,use-crc;
+ system-power-controller;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&pmic_irq_pins_default>;
+ interrupt-parent = <&mcu_gpio0>;
+ interrupts = <0 IRQ_TYPE_EDGE_FALLING>;
+
+ ti,multi-phase-id = <123>;
+
+ buck123-supply = <&vcc_3v3_sys>;
+ buck4-supply = <&vcc_3v3_sys>;
+ buck5-supply = <&vcc_3v3_sys>;
+ ldo1-supply = <&vcc_3v3_sys>;
+ ldo2-supply = <&vcc_3v3_sys>;
+ ldo3-supply = <&buck5>;
+ ldo4-supply = <&vcc_3v3_sys>;
+
+ regulators {
+ buck123: buck123 {
+ regulator-name = "vcc_core";
+ regulator-min-microvolt = <750000>;
+ regulator-max-microvolt = <850000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ buck4: buck4 {
+ regulator-name = "vcc_1v1";
+ regulator-min-microvolt = <1100000>;
+ regulator-max-microvolt = <1100000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ buck5: buck5 {
+ regulator-name = "vcc_1v8_sys";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo1: ldo1 {
+ regulator-name = "vddshv5_sdio";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo2: ldo2 {
+ regulator-name = "vpp_1v8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo3: ldo3 {
+ regulator-name = "vcc_0v85";
+ regulator-min-microvolt = <850000>;
+ regulator-max-microvolt = <850000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo4: ldo4 {
+ regulator-name = "vdda_1v8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+ };
+ };
+ };
--
2.37.3