linux-kernel - [PATCH v5 2/2] dt-bindings: mfd: update TI tps6105x chip bindings

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Message-Id: <20191209140234.6558-3-TheSven73@gmail.com>
Date:   Mon,  9 Dec 2019 09:02:34 -0500
From:   Sven Van Asbroeck <thesven73@...il.com>
To:     Lee Jones <lee.jones@...aro.org>, Pavel Machek <pavel@....cz>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Grigoryev Denis <grigoryev@...twel.ru>,
        Axel Lin <axel.lin@...ics.com>,
        Jacek Anaszewski <jacek.anaszewski@...il.com>,
        Dan Murphy <dmurphy@...com>, Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-leds@...r.kernel.org
Subject: [PATCH v5 2/2] dt-bindings: mfd: update TI tps6105x chip bindings

The driver has been extended to optionally get its operational
mode, regulator init data and LED naming from the devicetree.

Tree: next-20191118
Acked-by: Jacek Anaszewski <jacek.anaszewski@...il.com>
Reviewed-by: Rob Herring <robh@...nel.org>
Signed-off-by: Sven Van Asbroeck <TheSven73@...il.com>
---
 .../devicetree/bindings/mfd/tps6105x.txt      | 47 ++++++++++++++++++-
 1 file changed, 46 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/mfd/tps6105x.txt b/Documentation/devicetree/bindings/mfd/tps6105x.txt
index 93602c7a19c8..d15763740a3f 100644
--- a/Documentation/devicetree/bindings/mfd/tps6105x.txt
+++ b/Documentation/devicetree/bindings/mfd/tps6105x.txt
@@ -7,11 +7,56 @@ Required properties:
 - compatible:		"ti,tps61050" or "ti,tps61052"
 - reg:			Specifies the I2C slave address
 
-Example:
+Optional sub-node:
+
+This subnode selects the chip's operational mode.
+There can be at most one single available subnode.
+
+- regulator: presence of this sub-node puts the chip in regulator mode.
+	see Documentation/devicetree/bindings/regulator/regulator.txt
+
+- led: presence of this sub-node puts the chip in led mode.
+	Optional properties:
+	- function : see ../leds/common.txt
+	- color    : see ../leds/common.txt
+	- label    : see ../leds/common.txt
+			(deprecated)
+
+Example (GPIO operation only):
+
+i2c0 {
+	tps61052@33 {
+		compatible = "ti,tps61052";
+		reg = <0x33>;
+	};
+};
+
+Example (GPIO + regulator operation):
 
 i2c0 {
 	tps61052@33 {
 		compatible = "ti,tps61052";
 		reg = <0x33>;
+
+		regulator {
+			regulator-min-microvolt = <5000000>;
+			regulator-max-microvolt = <5000000>;
+			regulator-always-on;
+		};
+	};
+};
+
+Example (GPIO + led operation):
+
+#include <dt-bindings/leds/common.h>
+
+i2c0 {
+	tps61052@33 {
+		compatible = "ti,tps61052";
+		reg = <0x33>;
+
+		led {
+			color = <LED_COLOR_ID_WHITE>;
+		};
 	};
 };
-- 
2.17.1