[PATCH 3/3] power: bq24735-charger: document 'ti,external-control' option

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Implement an 'external-control' option for when the charger
shouldn't be configured by the kernel.

Signed-off-by: Jonathan Tinkham <sctincman@xxxxxxxxx>
---
 Documentation/devicetree/bindings/power_supply/ti,bq24735.txt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/power_supply/ti,bq24735.txt b/Documentation/devicetree/bindings/power_supply/ti,bq24735.txt
index 4f6a550..3bf5575 100644
--- a/Documentation/devicetree/bindings/power_supply/ti,bq24735.txt
+++ b/Documentation/devicetree/bindings/power_supply/ti,bq24735.txt
@@ -22,6 +22,9 @@ Optional properties :
    value must be between 128mA and 8.064A with a 128mA step resolution. The
    POR value is 0x1000h. This number is in mA (e.g. 8064), see the spec for
    more information about the InputCurrent (0x3fh) register.
+ - ti,external-control : Indicates that the charger is configured externally
+   and that the host should not attempt to enable/disable charging or set the
+   charge voltage/current.
 
 Example:
 
-- 
2.7.0

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