diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /Documentation/devicetree/bindings/regulator/maxim,max8952.yaml | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/devicetree/bindings/regulator/maxim,max8952.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/regulator/maxim,max8952.yaml | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/regulator/maxim,max8952.yaml b/Documentation/devicetree/bindings/regulator/maxim,max8952.yaml new file mode 100644 index 000000000..3ff0d7d98 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/maxim,max8952.yaml @@ -0,0 +1,109 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/maxim,max8952.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Maxim MAX8952 voltage regulator + +maintainers: + - Krzysztof Kozlowski <krzk@kernel.org> + +allOf: + - $ref: regulator.yaml# + +properties: + compatible: + const: maxim,max8952 + + max8952,default-mode: + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 2, 3] + description: | + index of default DVS voltage + + max8952,dvs-mode-microvolt: + minItems: 4 + maxItems: 4 + items: + minimum: 770000 + maximum: 1400000 + description: | + Array of 4 integer values defining DVS voltages in microvolts. All values + must be from range <770000, 1400000>. + + max8952,en-gpio: + maxItems: 1 + description: | + GPIO used to control enable status of regulator + + max8952,ramp-speed: + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 2, 3, 4, 5, 6, 7] + default: 0 + description: | + Voltage ramp speed, values map to: + - 0: 32mV/us + - 1: 16mV/us + - 2: 8mV/us + - 3: 4mV/us + - 4: 2mV/us + - 5: 1mV/us + - 6: 0.5mV/us + - 7: 0.25mV/us + Defaults to 32mV/us if not specified. + + max8952,sync-freq: + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 2] + default: 0 + description: | + Sync frequency, values map to: + - 0: 26 MHz + - 1: 13 MHz + - 2: 19.2 MHz + Defaults to 26 MHz if not specified. + + max8952,vid-gpios: + minItems: 2 + maxItems: 2 + description: | + Array of two GPIO pins used for DVS voltage selection + + reg: + maxItems: 1 + +required: + - compatible + - max8952,dvs-mode-microvolt + - reg + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + pmic@60 { + compatible = "maxim,max8952"; + reg = <0x60>; + + max8952,vid-gpios = <&gpx0 3 GPIO_ACTIVE_HIGH>, + <&gpx0 4 GPIO_ACTIVE_HIGH>; + max8952,default-mode = <0>; + max8952,dvs-mode-microvolt = <1250000>, <1200000>, + <1050000>, <950000>; + max8952,sync-freq = <0>; + max8952,ramp-speed = <0>; + + regulator-name = "VARM_1.2V_C210"; + regulator-min-microvolt = <770000>; + regulator-max-microvolt = <1400000>; + regulator-always-on; + regulator-boot-on; + }; + }; |