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SubjectRe: [PATCH v2 1/2] dt-bindings: regulator: Add bindings for Richtek RT6190 regulator
On Fri, Oct 21, 2022 at 10:40:58AM +0800, cy_huang wrote:
> From: ChiYuan Huang <cy_huang@richtek.com>
>
> Add devicetree binding for Richtek RT6190 4-Switch buckboost controller.
>
> Signed-off-by: ChiYuan Huang <cy_huang@richtek.com>
> ---
> Since v2:
> - Rename binding filename to 'richtek,rt6190.yaml'
>
> ---
> .../bindings/regulator/richtek,rt6190.yaml | 77 ++++++++++++++++++++++
> 1 file changed, 77 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/regulator/richtek,rt6190.yaml
>
> diff --git a/Documentation/devicetree/bindings/regulator/richtek,rt6190.yaml b/Documentation/devicetree/bindings/regulator/richtek,rt6190.yaml
> new file mode 100644
> index 00000000..dced404
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/regulator/richtek,rt6190.yaml
> @@ -0,0 +1,77 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/regulator/richtek,rt6190.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Richtek RT6190 4-Switch BuckBoost controller
> +
> +maintainers:
> + - ChiYuan Huang <cy_huang@richtek.com>
> +
> +description: |
> + The RT6190 is 4-Switch BuckBoost controller designed for converting input
> + voltage to output voltage that can be equal to, higher or lower than input
> + voltage. It operates with wide input voltage range from 4.5V to 36V, and
> + the output voltage can be set from 3V to 36V by external FB pin. It's commonly
> + used for the application like as BuckBoost bus upply, docking station and USB

typo: upply

> + power delivery product.
> +
> + Datasheet is available at
> + https://www.richtek.com/assets/product_file/RT6190/DS6190-02.pdf
> +
> +allOf:
> + - $ref: regulator.yaml#
> +
> +properties:
> + compatible:
> + enum:
> + - richtek,rt6190
> +
> + reg:
> + maxItems: 1
> +
> + enable-gpios: true

maxItems: 1

> +
> + wakeup-source: true
> +
> + interrupts:
> + maxItems: 1
> +
> + regulator-allowed-modes:
> + description: |
> + buck allowed operating mode
> + 0: PSM mode (light load Power Saving Mode)
> + 1: FCCM mode (Forced-CCM mode)

maxItems: 2

> + items:
> + enum: [0, 1]
> +
> +required:
> + - compatible
> + - reg
> +
> +unevaluatedProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/gpio/gpio.h>
> + #include <dt-bindings/interrupt-controller/irq.h>
> +
> + i2c {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + regulator@2c {
> + compatible = "richtek,rt6190";
> + reg = <0x2c>;
> + wakeup-source;
> + interrupts-extended = <&gpio26 0 IRQ_TYPE_LEVEL_LOW>;
> + enable-gpios = <&gpio26 1 GPIO_ACTIVE_HIGH>;
> + regulator-name = "richtek,rt6190-buckboost";
> + regulator-min-microvolt = <3000000>;
> + regulator-max-microvolt = <32000000>;
> + regulator-min-microamp = <306000>;
> + regulator-max-microamp = <12114000>;
> + regulator-allowed-modes = <0 1>;
> + };
> + };
> --
> 2.7.4
>
>

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