[PATCH 1/4] dt-bindings: tps65217: Update binding documentation.
From: Enric Balletbo i Serra <hidden>
Date: 2017-06-07 10:33:00
Also in:
linux-arm-kernel, linux-input, linux-leds, linux-omap, lkml
Subsystem:
input (keyboard, mouse, joystick, touchscreen) drivers, led subsystem, multifunction devices (mfd), open firmware and flattened device tree bindings, the rest, voltage and current regulator framework · Maintainers:
Dmitry Torokhov, Lee Jones, Pavel Machek, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds, Liam Girdwood, Mark Brown
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. Signed-off-by: Enric Balletbo i Serra <enric.balletbo-ZGY8ohtN/8qB+jHODAdFcQ@public.gmane.org> --- .../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
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2.9.3
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