Re: [PATCH V9 2/6] dt-bindings: mfd: pm8008: Add pm8008 regulator bindings

From: Rob Herring <robh@kernel.org>
To: Satya Priya <quic_c_skakit@quicinc.com>
Cc: Bjorn Andersson <bjorn.andersson@linaro.org>,
	Lee Jones <lee.jones@linaro.org>,
	Liam Girdwood <lgirdwood@gmail.com>,
	Mark Brown <broonie@kernel.org>,
	linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, swboyd@chromium.org,
	quic_collinsd@quicinc.com, quic_subbaram@quicinc.com,
	quic_jprakash@quicinc.com
Subject: Re: [PATCH V9 2/6] dt-bindings: mfd: pm8008: Add pm8008 regulator bindings
Date: Tue, 12 Apr 2022 20:51:42 -0500	[thread overview]
Message-ID: <YlYsrlAQv/zmipqt@robh.at.kernel.org> (raw)
In-Reply-To: <1649166633-25872-3-git-send-email-quic_c_skakit@quicinc.com>

On Tue, Apr 05, 2022 at 07:20:29PM +0530, Satya Priya wrote:
> Add bindings for pm8008 regulators device.
> 
> Signed-off-by: Satya Priya <quic_c_skakit@quicinc.com>
> ---
> Changes in V8:
>  - This is split from pm8008.yaml binding.
> 
> Changes in V9:
>  - Remove description for reg and drop unused phandle from example.
> 
>  .../bindings/mfd/qcom,pm8008-regulators.yaml       | 84 ++++++++++++++++++++++
>  1 file changed, 84 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/mfd/qcom,pm8008-regulators.yaml
> 
> diff --git a/Documentation/devicetree/bindings/mfd/qcom,pm8008-regulators.yaml b/Documentation/devicetree/bindings/mfd/qcom,pm8008-regulators.yaml
> new file mode 100644
> index 0000000..9a82a8b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mfd/qcom,pm8008-regulators.yaml
> @@ -0,0 +1,84 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/mfd/qcom,pm8008-regulators.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Qualcomm Technologies, Inc. PM8008 Regulator bindings
> +
> +maintainers:
> +  - Satya Priya <quic_c_skakit@quicinc.com>
> +
> +description: |
> +  Qualcomm Technologies, Inc. PM8008 is an I2C controlled PMIC
> +  containing 7 LDO regulators. This binding specifies the PM8008
> +  regulator peripherals of PM8008 device.
> +
> +properties:
> +  compatible:
> +    const: qcom,pm8008-regulators
> +
> +  reg:
> +    maxItems: 1
> +

> +  "#address-cells":
> +    const: 0
> +
> +  "#size-cells":
> +    const: 0

Not needed, you don't have child nodes with 'reg'.

> +
> +  vdd_l1_l2-supply:
> +    description: Input supply phandle of ldo1 and ldo2 regulators.
> +
> +  vdd_l3_l4-supply:
> +    description: Input supply phandle of ldo3 and ldo4 regulators.
> +
> +  vdd_l5-supply:
> +    description: Input supply phandle of ldo5 regulator.
> +
> +  vdd_l6-supply:
> +    description: Input supply phandle of ldo6 regulator.
> +
> +  vdd_l7-supply:
> +    description: Input supply phandle of ldo7 regulator.
> +
> +patternProperties:
> +  "^ldo[1-7]$":
> +    type: object
> +    $ref: "../regulator/regulator.yaml#"

/schemas/regulator/...

> +    description: PM8008 regulator peripherals of PM8008 regulator device
> +
> +required:
> +  - compatible
> +  - "#address-cells"
> +  - "#size-cells"
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/mfd/qcom-pm8008.h>
> +    #include <dt-bindings/interrupt-controller/irq.h>
> +    i2c {
> +      #address-cells = <1>;
> +      #size-cells = <0>;
> +      pmic@9 {
> +        compatible = "qcom,pm8008-regulators";
> +        reg = <0x9>;
> +        #address-cells = <0>;
> +        #size-cells = <0>;
> +
> +        vdd_l1_l2-supply = <&vreg_s8b_1p2>;
> +        vdd_l3_l4-supply = <&vreg_s1b_1p8>;
> +        vdd_l5-supply = <&vreg_bob>;
> +        vdd_l6-supply = <&vreg_bob>;
> +        vdd_l7-supply = <&vreg_bob>;
> +
> +        pm8008_l1: ldo1 {
> +          regulator-name = "pm8008_l1";
> +          regulator-min-microvolt = <950000>;
> +          regulator-max-microvolt = <1300000>;
> +        };
> +      };
> +    };
> +...
> -- 
> 2.7.4
> 
> 