From: Johannes Pointner <johannes.pointner@gmail.com>
To: Lee Jones <lee.jones@linaro.org>, Samuel Ortiz <sameo@linux.intel.com>
Cc: Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>,
Mark Rutland <mark.rutland@arm.com>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Kumar Gala <galak@codeaurora.org>,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH v2 2/2] dt: bindings: tps65217: add compatible property for subnodes
Date: Thu, 25 Sep 2014 08:31:46 +0200 [thread overview]
Message-ID: <1660410.j399mvljTo@lenovobook> (raw)
Add documentation for compatible property of subnodes.
Signed-off-by: Johannes Pointner <johannes.pointner@br-automation.com>
---
Documentation/devicetree/bindings/regulator/tps65217.txt | 7 ++++++-
.../devicetree/bindings/video/backlight/tps65217-backlight.txt | 9 ++++++---
2 files changed, 12 insertions(+), 4 deletions(-)
diff --git a/Documentation/devicetree/bindings/regulator/tps65217.txt b/Documentation/devicetree/bindings/regulator/tps65217.txt
index 4f05d20..8ae3a3b 100644
--- a/Documentation/devicetree/bindings/regulator/tps65217.txt
+++ b/Documentation/devicetree/bindings/regulator/tps65217.txt
@@ -14,6 +14,9 @@ Required properties:
Optional properties:
- ti,pmic-shutdown-controller: Telling the PMIC to shutdown on PWR_EN toggle.
+Required subnode properties:
+- compatible: "ti,tps65217-pmic"
+
The valid names for regulators are:
tps65217: dcdc1, dcdc2, dcdc3, ldo1, ldo2, ldo3 and ldo4
@@ -23,9 +26,11 @@ Example:
tps: tps@24 {
compatible = "ti,tps65217";
+ reg = <0x24>;
ti,pmic-shutdown-controller;
- regulators {
+ tps_pmic: regulators {
+ compatible = "ti,tps65217-pmic";
dcdc1_reg: dcdc1 {
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <1800000>;
diff --git a/Documentation/devicetree/bindings/video/backlight/tps65217-backlight.txt b/Documentation/devicetree/bindings/video/backlight/tps65217-backlight.txt
index 5fb9279..f92f154 100644
--- a/Documentation/devicetree/bindings/video/backlight/tps65217-backlight.txt
+++ b/Documentation/devicetree/bindings/video/backlight/tps65217-backlight.txt
@@ -6,19 +6,22 @@ used to drive LEDs for use as backlights.
Required properties:
- compatible: "ti,tps65217"
- reg: I2C slave address
-- backlight: node for specifying WLED1 and WLED2 lines in TPS65217
+- backlight: subnode for specifying WLED1 and WLED2 lines in TPS65217
+
+Required subnode properties:
+- compatible: "ti,tps65217-bl"
- 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
- default-brightness: valid values: 0-100
-Each regulator is defined using the standard binding for regulators.
Example:
tps: tps@24 {
reg = <0x24>;
compatible = "ti,tps65217";
- backlight {
+ tps_bl: backlight {
+ compatible = "ti,tps65217-bl";
isel = <1>; /* 1 - ISET1, 2 ISET2 */
fdim = <100>; /* TPS65217_BL_FDIM_100HZ */
default-brightness = <50>;
--
2.1.0
next reply other threads:[~2014-09-25 6:32 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-25 6:31 Johannes Pointner [this message]
2014-10-06 21:22 ` [PATCH v2 2/2] dt: bindings: tps65217: add compatible property for subnodes Lee Jones
2014-10-08 9:14 ` Johannes Pointner
2014-10-08 10:47 ` Lee Jones
2014-10-08 10:59 ` Johannes Pointner
2014-10-08 13:30 ` Lee Jones
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