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Message-Id: <20170607103242.16008-1-enric.balletbo@collabora.com>
Date: Wed, 7 Jun 2017 12:32:39 +0200
From: Enric Balletbo i Serra <enric.balletbo@...labora.com>
To: devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-omap@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-leds@...r.kernel.org, linux-input@...r.kernel.org
Cc: Dmitry Torokhov <dmitry.torokhov@...il.com>,
Lee Jones <lee.jones@...aro.org>,
Daniel Thompson <daniel.thompson@...aro.org>,
Jingoo Han <jingoohan1@...il.com>,
Richard Purdie <rpurdie@...ys.net>,
Jacek Anaszewski <jacek.anaszewski@...il.com>,
Pavel Machek <pavel@....cz>, Rob Herring <robh+dt@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Russell King <linux@...linux.org.uk>,
Tony Lindgren <tony@...mide.com>, javier@...hile0.org
Subject: [PATCH 1/4] dt-bindings: tps65217: Update binding documentation.
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@...labora.com>
---
.../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
--
2.9.3
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