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author | Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> | 2022-02-15 10:53:43 +0300 |
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committer | Lee Jones <lee.jones@linaro.org> | 2022-03-07 15:55:53 +0300 |
commit | 6b9d48b418fbc91ae8dbcba2cfe078c4736a77f2 (patch) | |
tree | e12ac8bff9215d6aa16afb30fe5a185c747a1b5c /Documentation/devicetree/bindings/regulator/max77802.txt | |
parent | ed6e9aa8f52f88975b4692eb00bdeaf35cd3d529 (diff) | |
download | linux-6b9d48b418fbc91ae8dbcba2cfe078c4736a77f2.tar.xz |
regulator: dt-bindings: maxim,max77802: Convert to dtschema
Convert the regulators of Maxim MAX77802 PMIC to DT schema format.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Acked-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Link: https://lore.kernel.org/r/20220215075344.31421-2-krzysztof.kozlowski@canonical.com
Diffstat (limited to 'Documentation/devicetree/bindings/regulator/max77802.txt')
-rw-r--r-- | Documentation/devicetree/bindings/regulator/max77802.txt | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/Documentation/devicetree/bindings/regulator/max77802.txt b/Documentation/devicetree/bindings/regulator/max77802.txt deleted file mode 100644 index b82943d83677..000000000000 --- a/Documentation/devicetree/bindings/regulator/max77802.txt +++ /dev/null @@ -1,111 +0,0 @@ -Binding for Maxim MAX77802 regulators - -This is a part of device tree bindings of MAX77802 multi-function device. -More information can be found in bindings/mfd/max77802.txt file. - -The MAX77802 PMIC has 10 high-efficiency Buck and 32 Low-dropout (LDO) -regulators that can be controlled over I2C. - -Following properties should be present in main device node of the MFD chip. - -Optional properties: -- inb1-supply: The input supply for BUCK1 -- inb2-supply: The input supply for BUCK2 -- inb3-supply: The input supply for BUCK3 -- inb4-supply: The input supply for BUCK4 -- inb5-supply: The input supply for BUCK5 -- inb6-supply: The input supply for BUCK6 -- inb7-supply: The input supply for BUCK7 -- inb8-supply: The input supply for BUCK8 -- inb9-supply: The input supply for BUCK9 -- inb10-supply: The input supply for BUCK10 -- inl1-supply: The input supply for LDO8 and LDO15 -- inl2-supply: The input supply for LDO17, LDO27, LDO30 and LDO35 -- inl3-supply: The input supply for LDO3, LDO5, LDO6 and LDO7 -- inl4-supply: The input supply for LDO10, LDO11, LDO13 and LDO14 -- inl5-supply: The input supply for LDO9 and LDO19 -- inl6-supply: The input supply for LDO4, LDO21, LDO24 and LDO33 -- inl7-supply: The input supply for LDO18, LDO20, LDO28 and LDO29 -- inl9-supply: The input supply for LDO12, LDO23, LDO25, LDO26, LDO32 and LDO34 -- inl10-supply: The input supply for LDO1 and LDO2 - -Optional nodes: -- regulators : The regulators of max77802 have to be instantiated - under subnode named "regulators" using the following format. - - regulator-name { - standard regulator constraints.... - }; - refer Documentation/devicetree/bindings/regulator/regulator.txt - -The regulator node name should be initialized with a string to get matched -with their hardware counterparts as follow. The valid names are: - - -LDOn : for LDOs, where n can lie in ranges 1-15, 17-21, 23-30 - and 32-35. - example: LDO1, LDO2, LDO35. - -BUCKn : for BUCKs, where n can lie in range 1 to 10. - example: BUCK1, BUCK5, BUCK10. - -The max77802 regulator supports two different operating modes: Normal and Low -Power Mode. Some regulators support the modes to be changed at startup or by -the consumers during normal operation while others only support to change the -mode during system suspend. The standard regulator suspend states binding can -be used to configure the regulator operating mode. - -The regulators that support the standard "regulator-initial-mode" property, -changing their mode during normal operation are: LDOs 1, 3, 20 and 21. - -The possible values for "regulator-initial-mode" and "regulator-mode" are: - 1: Normal regulator voltage output mode. - 3: Low Power which reduces the quiescent current down to only 1uA - -The valid modes list is defined in the dt-bindings/regulator/maxim,max77802.h -header and can be included by device tree source files. - -The standard "regulator-mode" property can only be used for regulators that -support changing their mode to Low Power Mode during suspend. These regulators -are: BUCKs 2-4 and LDOs 1-35. Also, it only takes effect if the regulator has -been enabled for the given suspend state using "regulator-on-in-suspend" and -has not been disabled for that state using "regulator-off-in-suspend". - -Example: - - max77802@9 { - compatible = "maxim,max77802"; - interrupt-parent = <&wakeup_eint>; - interrupts = <26 0>; - reg = <0x09>; - #address-cells = <1>; - #size-cells = <0>; - - inb1-supply = <&parent_reg>; - - regulators { - ldo1_reg: LDO1 { - regulator-name = "vdd_1v0"; - regulator-min-microvolt = <1000000>; - regulator-max-microvolt = <1000000>; - regulator-always-on; - regulator-initial-mode = <MAX77802_OPMODE_LP>; - }; - - ldo11_reg: LDO11 { - regulator-name = "vdd_ldo11"; - regulator-min-microvolt = <1900000>; - regulator-max-microvolt = <1900000>; - regulator-always-on; - regulator-state-mem { - regulator-on-in-suspend; - regulator-mode = <MAX77802_OPMODE_LP>; - }; - }; - - buck1_reg: BUCK1 { - regulator-name = "vdd_mif"; - regulator-min-microvolt = <950000>; - regulator-max-microvolt = <1300000>; - regulator-always-on; - regulator-boot-on; - }; - }; |