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[86.238.83.144]) by smtp.gmail.com with ESMTPSA id c2sm8978407wrv.41.2020.12.05.16.26.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Dec 2020 16:26:44 -0800 (PST) From: Adrien Grassein Cc: lgirdwood@gmail.com, broonie@kernel.org, robh+dt@kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, troy.kisky@boundarydevices.com, gary.bisson@boundarydevices.com, Adrien Grassein Subject: [PATCH 1/2] dt-bindings: regulator: Add pf8x00 regulator Date: Sun, 6 Dec 2020 01:26:28 +0100 Message-Id: <20201206002629.12872-1-adrien.grassein@gmail.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit To: unlisted-recipients:; (no To-header on input) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add dt-bindings for the pf8x00 driver. Signed-off-by: Adrien Grassein --- .../regulator/nxp,pf8x00-regulator.yaml | 223 ++++++++++++++++++ MAINTAINERS | 6 + 2 files changed, 229 insertions(+) create mode 100644 Documentation/devicetree/bindings/regulator/nxp,pf8x00-regulator.yaml diff --git a/Documentation/devicetree/bindings/regulator/nxp,pf8x00-regulator.yaml b/Documentation/devicetree/bindings/regulator/nxp,pf8x00-regulator.yaml new file mode 100644 index 000000000000..f4e4f545c5a3 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/nxp,pf8x00-regulator.yaml @@ -0,0 +1,223 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/nxp,pf8x00-regulator.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP PF8x00 Power Management Integrated Circuit regulators + +maintainers: + - Adrien Grassein + +description: | + pf8x00 are a 12-chanel regulator PMIC family. Regulators nodes should + be named to ldo<>, sw<> and vnss. The definition for each of these nodes + is defined using the standard binding for regulators at + Documentation/devicetree/bindings/regulator/regulator.txt. + Datasheet is available at https://www.nxp.com/docs/en/data-sheet/PF8100_PF8200.pdf + +properties: + compatible: + enum: + - nxp,pf8x00 + + reg: + maxItems: 1 + + regulators: + type: object + description: | + list of regulators provided by this controller + + patternProperties: + "^ldo[1-4]$": + type: object + $ref: regulator.yaml# + description: | + Properties for single LDO regulator. + + properties: + regulator-name: + pattern: "^ldo[1-4]$" + description: | + should be ldo1", ..., "ldo4" + + nxp,hw-en: + $ref: /schemas/types.yaml#definitions/flag + description: | + Only available for ldo2. Used to enable or disable ld02. + + nxp,vselect-en: + $ref: /schemas/types.yaml#definitions/flag + description: | + Only available for ldo2. When specified, use the VSELECT pin + of the chip to control the output voltage of the ldo02 regulator. + + unevaluatedProperties: false + + "^sw[1-7]$": + type: object + $ref: regulator.yaml# + description: | + Properties for single SW regulator. + + properties: + regulator-name: + pattern: "^sw[1-7]$" + description: | + should be sw1", ..., "sw7" + + nxp,ilim-ma: + $ref: /schemas/types.yaml#definitions/uint32 + minimum: 2100 + maximum: 4500 + default: 2100 + enum: [ 2100, 2600, 3000, 4500 ] + description: | + Defines the maximum current delivered by the regulator (in mA). + + nxp,phase: + $ref: /schemas/types.yaml#definitions/uint32 + minimum: 0 + maximum: 315 + default: 0 + enum: [ 0, 45, 90, 135, 180, 225, 270, 315 ] + description: | + This controls the phase shift of the switching frequency. + + nxp,fsl,fast-slew: + $ref: /schemas/types.yaml#definitions/flag + description: | + Controls the DVS ramp of the regulator. + + nxp,quad-phase: + $ref: /schemas/types.yaml#definitions/flag + description: | + This allow regulators sw1 and sw2, or sw3 and sw4 or sw4 and sw5 + to work together to deliver a maximum 10A current. + + nxp,dual-phase: + $ref: /schemas/types.yaml#definitions/flag + description: | + This allow regulators sw1, sw2, sw3 and sw4 to work together + to deliver a maximum 5A current. + + unevaluatedProperties: false + + "^vsnvs$": + type: object + $ref: regulator.yaml# + description: | + Properties for vsnvs regulator. + + unevaluatedProperties: false + + additionalProperties: false + +required: + - compatible + - reg + - regulators + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + pmic: pf8100@8 { + compatible = "nxp,pf8x00"; + reg = <0x08>; + + regulators { + reg_ldo1: ldo1 { + regulator-always-on; + regulator-boot-on; + regulator-max-microvolt = <5000000>; + regulator-min-microvolt = <1500000>; + }; + + reg_ldo2: ldo2 { + regulator-always-on; + regulator-boot-on; + regulator-max-microvolt = <5000000>; + regulator-min-microvolt = <1500000>; + }; + + reg_ldo3: ldo3 { + regulator-always-on; + regulator-boot-on; + regulator-max-microvolt = <5000000>; + regulator-min-microvolt = <1500000>; + }; + + reg_ldo4: ldo4 { + regulator-always-on; + regulator-boot-on; + regulator-max-microvolt = <5000000>; + regulator-min-microvolt = <1500000>; + }; + + reg_sw1: sw1 { + nxp,phase = <0>; + nxp,ilim-ma = <4500>; + regulator-always-on; + regulator-boot-on; + regulator-max-microvolt = <1800000>; + regulator-min-microvolt = <400000>; + }; + + reg_sw2: sw2 { + regulator-always-on; + regulator-boot-on; + regulator-max-microvolt = <1800000>; + regulator-min-microvolt = <400000>; + }; + + reg_sw3: sw3 { + regulator-always-on; + regulator-boot-on; + regulator-max-microvolt = <1800000>; + regulator-min-microvolt = <400000>; + nxp,fast-slew = <1>; + }; + + reg_sw4: sw4 { + regulator-always-on; + regulator-boot-on; + regulator-max-microvolt = <1800000>; + regulator-min-microvolt = <400000>; + nxp,fast-slew = <1>; + }; + + reg_sw5: sw5 { + regulator-always-on; + regulator-boot-on; + regulator-max-microvolt = <1800000>; + regulator-min-microvolt = <400000>; + }; + + reg_sw6: sw6 { + regulator-always-on; + regulator-boot-on; + regulator-max-microvolt = <1800000>; + regulator-min-microvolt = <400000>; + }; + + reg_sw7: sw7 { + regulator-always-on; + regulator-boot-on; + regulator-max-microvolt = <4100000>; + regulator-min-microvolt = <1000000>; + }; + + reg_vsnvs: vsnvs { + regulator-always-on; + regulator-boot-on; + regulator-max-microvolt = <3300000>; + regulator-min-microvolt = <1800000>; + }; + }; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index ebe4829cdd4d..4e266f1e9a2f 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -13730,6 +13730,12 @@ S: Maintained F: include/linux/personality.h F: include/uapi/linux/personality.h +PF8x00 PMIC REGULATORS DRIVERS +M: Adrien Grassein +L: linux-kernel@vger.kernel.org +S: Maintained +F: Documentation/devicetree/bindings/regulator/nxp,pf8x00-regulator.yaml + PHOENIX RC FLIGHT CONTROLLER ADAPTER M: Marcus Folkesson L: linux-input@vger.kernel.org -- 2.20.1