From 748e4f3d702def1a4bff191e0cf93b6a05340f01 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:41:34 +0000
Subject: [PATCH] add gpio led uart
---
kernel/Documentation/devicetree/bindings/mfd/tps6105x.txt | 47 ++++++++++++++++++++++++++++++++++++++++++++++-
1 files changed, 46 insertions(+), 1 deletions(-)
diff --git a/kernel/Documentation/devicetree/bindings/mfd/tps6105x.txt b/kernel/Documentation/devicetree/bindings/mfd/tps6105x.txt
index 93602c7..dc448a9 100644
--- a/kernel/Documentation/devicetree/bindings/mfd/tps6105x.txt
+++ b/kernel/Documentation/devicetree/bindings/mfd/tps6105x.txt
@@ -7,7 +7,22 @@
- 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 ../regulator/regulator.yaml
+
+- 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 {
@@ -15,3 +30,33 @@
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>;
+ };
+ };
+};
--
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