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[1.171.23.132]) by smtp.gmail.com with ESMTPSA id cu2sm706424pjb.43.2021.05.26.22.14.14 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 26 May 2021 22:14:17 -0700 (PDT) From: cy_huang To: lgirdwood@gmail.com, broonie@kernel.org, robh+dt@kernel.org Cc: cy_huang@richtek.com, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v2 1/2] regulator: rt6245: Add the binding document for Richtek RT6245 Date: Thu, 27 May 2021 13:14:08 +0800 Message-Id: <1622092449-21461-1-git-send-email-u0084500@gmail.com> X-Mailer: git-send-email 2.7.4 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: ChiYuan Huang Add the binding document for Richtek RT6245. Signed-off-by: ChiYuan Huang --- .../regulator/richtek,rt6245-regulator.yaml | 89 ++++++++++++++++++++++ 1 file changed, 89 insertions(+) create mode 100644 Documentation/devicetree/bindings/regulator/richtek,rt6245-regulator.yaml diff --git a/Documentation/devicetree/bindings/regulator/richtek,rt6245-regulator.yaml b/Documentation/devicetree/bindings/regulator/richtek,rt6245-regulator.yaml new file mode 100644 index 00000000..796ceac --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/richtek,rt6245-regulator.yaml @@ -0,0 +1,89 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/richtek,rt6245-regulator.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Richtek RT6245 High Current Voltage Regulator + +maintainers: + - ChiYuan Huang + +description: | + The RT6245 is a high-performance, synchronous step-down converter + that can deliver up to 14A output current with an input supply + voltage range of 4.5V to 17V. + +allOf: + - $ref: regulator.yaml# + +properties: + compatible: + enum: + - richtek,rt6245 + + reg: + maxItems: 1 + + enable-gpios: + description: | + A connection of the chip 'enable' gpio line. If not provided, + it will be treat as a default-on power. + maxItems: 1 + + richtek,oc-level-select: + $ref: "/schemas/types.yaml#/definitions/uint8" + enum: [0, 1, 2, 3] + description: | + Over current level selection. Each respective value means the current + limit 8A, 14A, 12A, 10A. If this property is missing then keep in + in chip default. + + richtek,ot-level-select: + $ref: "/schemas/types.yaml#/definitions/uint8" + enum: [0, 1, 2] + description: | + Over temperature level selection. Each respective value means the degree + 150'c, 130'c, 170'c. If this property is missing then keep in chip + default. + + richtek,pgdly-time-select: + $ref: "/schemas/types.yaml#/definitions/uint8" + enum: [0, 1, 2, 3] + description: | + Power good signal delay time selection. Each respective value means the + delay time 0us, 10us, 20us, 40us. If this property is missing then keep + in chip default. + + + richtek,switch-freq-select: + $ref: "/schemas/types.yaml#/definitions/uint8" + enum: [0, 1, 2] + description: | + Buck switch frequency selection. Each respective value means 400KHz, + 800KHz, 1200KHz. If this property is missing then keep in chip default. + +required: + - compatible + - reg + +unevaluatedProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + rt6245@34 { + compatible = "richtek,rt6245"; + status = "okay"; + reg = <0x34>; + enable-gpios = <&gpio26 2 0>; + + regulator-name = "rt6245-regulator"; + regulator-min-microvolt = <437500>; + regulator-max-microvolt = <1387500>; + regulator-boot-on; + }; + }; -- 2.7.4