The Broadcom Bluetooth chips have two power inputs, VBAT and VDDIO.
The former provides overall power for the chip, while the latter powers
the I/O pins and buffers.
This patch adds properties for the two so we can describe the power
supply relationships.
Signed-off-by: Chen-Yu Tsai <wens@xxxxxxxx>
---
Documentation/devicetree/bindings/net/broadcom-bluetooth.txt | 2 ++
1 file changed, 2 insertions(+)
diff --git a/Documentation/devicetree/bindings/net/broadcom-bluetooth.txt b/Documentation/devicetree/bindings/net/broadcom-bluetooth.txt
index 2535e54219af..f6ff1a60ab3e 100644
--- a/Documentation/devicetree/bindings/net/broadcom-bluetooth.txt
+++ b/Documentation/devicetree/bindings/net/broadcom-bluetooth.txt
@@ -23,6 +23,8 @@ Optional properties:
- "extclk": deprecated, replaced by "txco"
- "lpo": external low power 32.768 kHz clock
- clock-names: should be "extclk"
+ - vbat-supply: phandle to regulator supply for VBAT
+ - vddio-supply: phandle to regulator supply for VDDIO
Example:
--
2.19.1
