This patch adds devicetree bindings documentation for
battery charging controller as the subnode of MAX8998 PMIC.
It's based on current behavior of driver.
Fixes: ee999fb3f17f ("mfd: max8998: Add support for Device Tree")
Signed-off-by: Paweł Chmiel <pawel.mikolaj.chmiel@xxxxxxxxx>
---
Documentation/devicetree/bindings/mfd/max8998.txt | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/Documentation/devicetree/bindings/mfd/max8998.txt b/Documentation/devicetree/bindings/mfd/max8998.txt
index 23a3650ff2a2..f95610afb57f 100644
--- a/Documentation/devicetree/bindings/mfd/max8998.txt
+++ b/Documentation/devicetree/bindings/mfd/max8998.txt
@@ -50,6 +50,21 @@ Additional properties required if max8998,pmic-buck2-dvs-gpio is defined:
- max8998,pmic-buck2-dvs-voltage: An array of 2 voltage values in microvolts
for buck2 regulator that can be selected using dvs gpio.
+Charger: Configuration for battery charging controller should be added
+inside a child node named 'charger'.
+ Required properties:
+ - max8998,charge-eoc: Setup "End of Charge". If value equals 0,
+ remain value set from bootloader or default value will be used.
+ Valid values: 0, 10 - 45
+
+ - max8998,charge-restart: Setup "Charge Restart Level". If value equals 0,
+ remain value set from bootloader or default value will be used.
+ Valid values: -1, 0, 100, 150, 200
+
+ - max8998,charge-timeout: Setup "Charge Full Timeout". If value equals 0,
+ remain value set from bootloader or default value will be used.
+ Valid values: -1, 0, 5, 6, 7
+
Regulators: All the regulators of MAX8998 to be instantiated shall be
listed in a child node named 'regulators'. Each regulator is represented
by a child node of the 'regulators' node.
@@ -99,6 +114,13 @@ Example:
max8998,pmic-buck2-dvs-gpio = <&gpx0 0 3 0 0>; /* SET3 */
max8998,pmic-buck2-dvs-voltage = <1350000>, <1300000>;
+ /* Charger configuration */
+ charger {
+ max8998,charge-eoc = <0>;
+ max8998,charge-restart = <(-1)>;
+ max8998,charge-timeout = <7>;
+ };
+
/* Regulators to instantiate */
regulators {
ldo2_reg: LDO2 {
--
2.7.4
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