On Wed, Jun 07, 2017 at 12:32:39PM +0200, Enric Balletbo i Serra wrote: > This patch adds a new binding documentation for the TPS65217 MFD and > updates the documentation for all the sub-devices in accordance to get > each individual sub-driver functioning correctly. Explain why breaking compatibility is okay. > Signed-off-by: Enric Balletbo i Serra <enric.balletbo@xxxxxxxxxxxxx> > --- > .../bindings/input/tps65218-pwrbutton.txt | 2 +- > .../bindings/leds/backlight/tps65217-backlight.txt | 24 ++--- > Documentation/devicetree/bindings/mfd/tps65217.txt | 100 +++++++++++++++++++++ > .../devicetree/bindings/regulator/tps65217.txt | 8 +- > 4 files changed, 119 insertions(+), 15 deletions(-) > create mode 100644 Documentation/devicetree/bindings/mfd/tps65217.txt > > diff --git a/Documentation/devicetree/bindings/input/tps65218-pwrbutton.txt b/Documentation/devicetree/bindings/input/tps65218-pwrbutton.txt > index 8682ab6..603a3f0 100644 > --- a/Documentation/devicetree/bindings/input/tps65218-pwrbutton.txt > +++ b/Documentation/devicetree/bindings/input/tps65218-pwrbutton.txt > @@ -1,7 +1,7 @@ > Texas Instruments TPS65217 and TPS65218 power button > > This module is part of the TPS65217/TPS65218. For more details about the whole > -TPS65217 chip see Documentation/devicetree/bindings/regulator/tps65217.txt. > +TPS65217 chip see Documentation/devicetree/bindings/mfd/tps65217.txt. > > This driver provides a simple power button event via an Interrupt. > > diff --git a/Documentation/devicetree/bindings/leds/backlight/tps65217-backlight.txt b/Documentation/devicetree/bindings/leds/backlight/tps65217-backlight.txt > index 5fb9279..a1bc465 100644 > --- a/Documentation/devicetree/bindings/leds/backlight/tps65217-backlight.txt > +++ b/Documentation/devicetree/bindings/leds/backlight/tps65217-backlight.txt > @@ -1,11 +1,13 @@ > -TPS65217 family of regulators > +Texas Instruments TPS65217 backlight regulator > + > +This module is part of the TPS65217. For more details about the whole > +TPS65217 chip see Documentation/devicetree/bindings/mfd/tps65217.txt. > > The TPS65217 chip contains a boost converter and current sinks which can be > used to drive LEDs for use as backlights. > > Required properties: > -- compatible: "ti,tps65217" > -- reg: I2C slave address > +- compatible: "ti,tps65217-bl" > - backlight: node for specifying WLED1 and WLED2 lines in TPS65217 > - isel: selection bit, valid values: 1 for ISEL1 (low-level) and 2 for ISEL2 (high-level) > - fdim: PWM dimming frequency, valid values: 100, 200, 500, 1000 > @@ -15,13 +17,13 @@ Each regulator is defined using the standard binding for regulators. > > Example: > > - tps: tps@24 { > - reg = <0x24>; > - compatible = "ti,tps65217"; > - backlight { > - isel = <1>; /* 1 - ISET1, 2 ISET2 */ > - fdim = <100>; /* TPS65217_BL_FDIM_100HZ */ > - default-brightness = <50>; > - }; > +&tps { > + backlight { > + compatible = "ti,tps65217-bl"; > + status = "okay"; > + isel = <1>; /* 1 - ISET1, 2 ISET2 */ > + fdim = <100>; /* TPS65217_BL_FDIM_100HZ */ > + default-brightness = <50>; > }; > +}; > > diff --git a/Documentation/devicetree/bindings/mfd/tps65217.txt b/Documentation/devicetree/bindings/mfd/tps65217.txt > new file mode 100644 > index 0000000..40c84ba > --- /dev/null > +++ b/Documentation/devicetree/bindings/mfd/tps65217.txt > @@ -0,0 +1,100 @@ > +Texas Instruments TPS65217 Single-Chip PMIC for Battery-Powered Systems > + > +Required properties: > +- compatible: "ti,tps65217" > +- reg: I2C slave address. > +- interrupt-controller: Marks the device node as an interrupt controller. > +- #interrupt-cells: The number of cells to describe an IRQ, this should be 1. > +- backlight: Child node that specify the backlight regulator sub-device. See: > + Documentation/devicetree/bindings/leds/backlight/tps65217-backlight.txt > +- charger: Child node that specify the charger sub-device. See: > + Documentation/devicetree/bindings/power/supply/tps65217_charger.txt > +- pwrbutton: Child node that specify the power button sub-device. See: > + Documentation/devicetree/bindings/input/tps65218-pwrbutton.txt > +- regulators: List of child nodes that specify the regulator initialization > + data. See: > + Documentation/devicetree/bindings/regulator/tps65217.txt. > + > +Optional properties: > +- ti,pmic-shutdown-controller: Telling the PMIC to shutdown on PWR_EN toggle. > + > +Example: > + > + tps: tps@24 { > + compatible = "ti,tps65217"; > + interrupt-controller; > + #interrupt-cells = <1>; > + > + ti,pmic-shutdown-controller; > + > + backlight { > + compatible = "ti,tps65217-bl"; > + status = "disabled"; > + }; > + > + charger { > + compatible = "ti,tps65217-charger"; > + status = "disabled"; > + }; > + > + pwrbutton { > + compatible = "ti,tps65217-pwrbutton"; > + status = "disabled"; > + }; > + > + regulators { > + compatible = "ti,tps65217-pmic"; > + #address-cells = <1>; > + #size-cells = <0>; > + > + dcdc1_reg: dcdc1 { > + regulator-min-microvolt = <900000>; > + regulator-max-microvolt = <1800000>; > + regulator-boot-on; > + regulator-always-on; > + }; > + > + dcdc2_reg: dcdc2 { > + regulator-min-microvolt = <900000>; > + regulator-max-microvolt = <3300000>; > + regulator-boot-on; > + regulator-always-on; > + }; > + > + dcdc3_reg: dcc3 { > + regulator-min-microvolt = <900000>; > + regulator-max-microvolt = <1500000>; > + regulator-boot-on; > + regulator-always-on; > + }; > + > + ldo1_reg: ldo1 { > + regulator-min-microvolt = <1000000>; > + regulator-max-microvolt = <3300000>; > + regulator-boot-on; > + regulator-always-on; > + }; > + > + ldo2_reg: ldo2 { > + regulator-min-microvolt = <900000>; > + regulator-max-microvolt = <3300000>; > + regulator-boot-on; > + regulator-always-on; > + }; > + > + ldo3_reg: ldo3 { > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <3300000>; > + regulator-boot-on; > + regulator-always-on; > + }; > + > + ldo4_reg: ldo4 { > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <3300000>; > + regulator-boot-on; > + regulator-always-on; > + }; > + }; > + }; > + > diff --git a/Documentation/devicetree/bindings/regulator/tps65217.txt b/Documentation/devicetree/bindings/regulator/tps65217.txt > index 4f05d20..2d9b519 100644 > --- a/Documentation/devicetree/bindings/regulator/tps65217.txt > +++ b/Documentation/devicetree/bindings/regulator/tps65217.txt > @@ -1,8 +1,10 @@ > -TPS65217 family of regulators > +Texas Instruments TPS65217 family of regulators > + > +This module is part of the TPS65217. For more details about the whole > +TPS65217 chip see Documentation/devicetree/bindings/mfd/tps65217.txt. > > Required properties: > -- compatible: "ti,tps65217" > -- reg: I2C slave address > +- compatible: "ti,tps65217-pmic" > - regulators: list of regulators provided by this controller, must be named > after their hardware counterparts: dcdc[1-3] and ldo[1-4] > - regulators: This is the list of child nodes that specify the regulator regulators twice? Fix that while you're here. > -- > 2.9.3 > -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html