On Fri, Apr 15, 2022 at 07:43:53PM +0300, Markuss Broks wrote: > This patch adds device-tree bindings for the Silicon Mitus > SM5703 MFD. > > Signed-off-by: Markuss Broks <markuss.broks@xxxxxxxxx> > --- > .../bindings/mfd/siliconmitus,sm5703.yaml | 95 +++++++++++++++++++ > 1 file changed, 95 insertions(+) > create mode 100644 Documentation/devicetree/bindings/mfd/siliconmitus,sm5703.yaml > > diff --git a/Documentation/devicetree/bindings/mfd/siliconmitus,sm5703.yaml b/Documentation/devicetree/bindings/mfd/siliconmitus,sm5703.yaml > new file mode 100644 > index 000000000000..aa676967593d > --- /dev/null > +++ b/Documentation/devicetree/bindings/mfd/siliconmitus,sm5703.yaml > @@ -0,0 +1,95 @@ > +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/mfd/siliconmitus,sm5703.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Silicon Mitus SM5703 multi-function device bindings > + > +maintainers: > + - Markuss Broks <markuss.broks@xxxxxxxxx> > + > +description: | > + Silicon Mitus SM5703 is a multi-function device, that consists of several > + modules, designed for a mobile phone use. It consists of > + LDO, Buck, USBLDO and VBUS regulators, a flash LED driver, a MUIC unit, > + a fuel gauge and a battery charger circuit. The MUIC and Fuel-Gauge units > + are separate from the main MFD, having their own i2c lines, while the > + LED driver, regulators and charger are sharing the main i2c bus of the MFD. > + > +properties: > + compatible: > + const: siliconmitus,sm5703-mfd '-mfd' is redundant. Drop. > + > + reg: > + description: > + I2C slave address. > + maxItems: 1 > + > + regulators: > + $ref: ../regulator/siliconmitus,sm5703-regulator.yaml /schemas/regulator/... > + description: > + List of child nodes that specify the regulators. > + > + reset-gpio: '-gpios' is the preferred form even with 1. Are the MUIC and Fuel-Gauge units independent from this reset? > + description: > + GPIO which is connected to the MRSTB pin. > + maxItems: 1 > + > +required: > + - compatible > + - reg > + - regulators > + > +additionalProperties: false > + > +examples: > + - | > + i2c { > + #address-cells = <1>; > + #size-cells = <0>; > + mfd@49 { 'pmic' is the standard name. > + compatible = "siliconmitus,sm5703-mfd"; > + reg = <0x49>; > + > + reset-gpio = <&msmgpio 24 GPIO_ACTIVE_HIGH>; > + pinctrl-0 = <&mrstb_default>; > + > + regulator { > + compatible = "siliconmitus,sm5703-regulator"; > + > + regulators { > + sm5703_ldo1: ldo1 { > + regulator-min-microvolt = <2800000>; > + regulator-max-microvolt = <2800000>; > + }; > + > + sm5703_ldo2: ldo2 { > + regulator-min-microvolt = <1500000>; > + regulator-max-microvolt = <3300000>; > + }; > + > + sm5703_ldo3: ldo3 { > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + }; > + > + sm5703_usbldo1: usbldo1 { > + regulator-min-microvolt = <4800000>; > + regulator-max-microvolt = <4800000>; > + }; > + > + sm5703_usbldo2: usbldo2 { > + regulator-min-microvolt = <4800000>; > + regulator-max-microvolt = <4800000>; > + }; > + > + sm5703_vbus: vbus { > + regulator-min-microvolt = <5000000>; > + regulator-max-microvolt = <5000000>; > + }; > + }; > + }; > + }; > + }; > +... > -- > 2.35.1 > >
