Convert the non-SMD Regulators bindings to dt-schema, the old text based bindings will be deleted later since the RPM bindings are not yet converted. Signed-off-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx> Reviewed-by: Rob Herring <robh@xxxxxxxxxx> --- .../bindings/regulator/qcom,rpm-regulator.yaml | 128 +++++++++++++++++++++ 1 file changed, 128 insertions(+) diff --git a/Documentation/devicetree/bindings/regulator/qcom,rpm-regulator.yaml b/Documentation/devicetree/bindings/regulator/qcom,rpm-regulator.yaml new file mode 100644 index 000000000000..6c7b37a4008f --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/qcom,rpm-regulator.yaml @@ -0,0 +1,128 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/qcom,rpm-regulator.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm RPM regulator + +description: + The Qualcomm RPM regulator is modelled as a subdevice of the RPM. + + Please refer to Documentation/devicetree/bindings/soc/qcom/qcom,ipc-rpm.yaml + for information regarding the RPM node. + + The regulator node houses sub-nodes for each regulator within the device. + Each sub-node is identified using the node's name, with valid values listed + for each of the pmics below. + + For pm8058 l0, l1, l2, l3, l4, l5, l6, l7, l8, l9, l10, l11, l12, l13, l14, l15, + l16, l17, l18, l19, l20, l21, l22, l23, l24, l25, s0, s1, s2, s3, s4, + lvs0, lvs1, ncp + + For pm8901 l0, l1, l2, l3, l4, l5, l6, s0, s1, s2, s3, s4, lvs0, lvs1, lvs2, lvs3, + mvs + + For pm8921 s1, s2, s3, s4, s7, s8, l1, l2, l3, l4, l5, l6, l7, l8, l9, l10, l11, + l12, l14, l15, l16, l17, l18, l21, l22, l23, l24, l25, l26, l27, l28, + l29, lvs1, lvs2, lvs3, lvs4, lvs5, lvs6, lvs7, usb-switch, hdmi-switch, + ncp + + For pm8018 s1, s2, s3, s4, s5, l1, l2, l3, l4, l5, l6, l7, l8, l9, l10, l11, + l12, l14, lvs1 + + For smb208 s1a, s1b, s2a, s2b + +maintainers: + - Bjorn Andersson <andersson@xxxxxxxxxx> + +properties: + compatible: + enum: + - qcom,rpm-pm8058-regulators + - qcom,rpm-pm8901-regulators + - qcom,rpm-pm8921-regulators + - qcom,rpm-pm8018-regulators + - qcom,rpm-smb208-regulators + +patternProperties: + ".*-supply$": + description: Input supply phandle(s) for this node + + "^((s|l|lvs)[0-9]*)|(s[1-2][a-b])|(ncp)|(mvs)|(usb-switch)|(hdmi-switch)$": + description: List of regulators and its properties + $ref: regulator.yaml# + unevaluatedProperties: false + properties: + bias-pull-down: + description: enable pull down of the regulator when inactive + type: boolean + + qcom,switch-mode-frequency: + description: Frequency (Hz) of the switch-mode power supply + $ref: /schemas/types.yaml#/definitions/uint32 + enum: + - 19200000 + - 9600000 + - 6400000 + - 4800000 + - 3840000 + - 3200000 + - 2740000 + - 2400000 + - 2130000 + - 1920000 + - 1750000 + - 1600000 + - 1480000 + - 1370000 + - 1280000 + - 1200000 + + qcom,force-mode: + description: Indicates that the regulator should be forced to a particular mode + $ref: /schemas/types.yaml#/definitions/uint32 + enum: + - 0 # QCOM_RPM_FORCE_MODE_NONE do not force any mode + - 1 # QCOM_RPM_FORCE_MODE_LPM force into low power mode + - 2 # QCOM_RPM_FORCE_MODE_HPM force into high power mode + - 3 # QCOM_RPM_FORCE_MODE_AUTO allow regulator to automatically select its own mode + # based on realtime current draw, only for pm8921 smps and ftsmps + + qcom,power-mode-hysteretic: + description: select that the power supply should operate in hysteretic mode, + instead of the default pwm mode + type: boolean + +additionalProperties: false + +required: + - compatible + +examples: + - | + #include <dt-bindings/mfd/qcom-rpm.h> + regulators { + compatible = "qcom,rpm-pm8921-regulators"; + vdd_l1_l2_l12_l18-supply = <&pm8921_s4>; + + s1 { + regulator-min-microvolt = <1225000>; + regulator-max-microvolt = <1225000>; + + bias-pull-down; + + qcom,switch-mode-frequency = <3200000>; + }; + + pm8921_s4: s4 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + + qcom,switch-mode-frequency = <1600000>; + bias-pull-down; + + qcom,force-mode = <QCOM_RPM_FORCE_MODE_AUTO>; + }; + }; +... -- b4 0.10.1
