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charset="utf-8" This adds a new optional device tree property device-wakeup-gpios, which specifies the GPIO connected to BT_WAKE_IN pin of the NXP chipset. If this property is defined, the driver will use this GPIO for driving chip into sleep/wakeup state, else use the UART break signal by default. Signed-off-by: Neeraj Sanjay Kale Reviewed-by: Rob Herring (Arm) --- v2: Rephrase description and use "-gpios". (Krzysztof, Rob) v3: Use device-wakeup-gpios instead of h2c-ps-gpios. (Krzysztof) v4: Add Reviewed-by (Rob) --- .../devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt= .yaml b/Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml index 37a65badb448..0a2d7baf5db3 100644 --- a/Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml +++ b/Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml @@ -34,6 +34,12 @@ properties: firmware-name: maxItems: 1 =20 + device-wakeup-gpios: + maxItems: 1 + description: + Host-To-Chip power save mechanism is driven by this GPIO + connected to BT_WAKE_IN pin of the NXP chipset. + required: - compatible =20 @@ -41,10 +47,12 @@ additionalProperties: false =20 examples: - | + #include serial { bluetooth { compatible =3D "nxp,88w8987-bt"; fw-init-baudrate =3D <3000000>; firmware-name =3D "uartuart8987_bt_v0.bin"; + device-wakeup-gpios =3D <&gpio 11 GPIO_ACTIVE_HIGH>; }; }; --=20 2.25.1