linux-kernel - [PATCH v1 1/2] dt-bindings: net: bluetooth: nxp: Add support for host-wakeup

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Message-Id: <20250411163719.326558-1-neeraj.sanjaykale@nxp.com>
Date: Fri, 11 Apr 2025 22:07:18 +0530
From: Neeraj Sanjay Kale <neeraj.sanjaykale@....com>
To: marcel@...tmann.org,
	luiz.dentz@...il.com,
	robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org
Cc: linux-bluetooth@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org,
	amitkumar.karwar@....com,
	neeraj.sanjaykale@....com,
	sherry.sun@....com,
	manjeet.gupta@....com
Subject: [PATCH v1 1/2] dt-bindings: net: bluetooth: nxp: Add support for host-wakeup

Add support for host-wakeup on GPIO interrupt.

Signed-off-by: Neeraj Sanjay Kale <neeraj.sanjaykale@....com>
---
 .../devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml  | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml b/Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml
index d02e9dd847ef..ab1411c05f49 100644
--- a/Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml
+++ b/Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml
@@ -48,6 +48,12 @@ properties:
     description:
       The GPIO number of the NXP chipset used for BT_WAKE_IN.
 
+  host-wakeup-gpios:
+    maxItems: 1
+    description:
+      Host wakeup by falling edge interrupt on this GPIO which
+      is connected to BT_WAKE_OUT pin of the NXP chipset.
+
   nxp,wakeout-pin:
     $ref: /schemas/types.yaml#/definitions/uint8
     description:
@@ -68,6 +74,7 @@ examples:
             firmware-name = "uartuart8987_bt_v0.bin";
             device-wakeup-gpios = <&gpio 11 GPIO_ACTIVE_HIGH>;
             nxp,wakein-pin = /bits/ 8 <18>;
+            host-wakeup-gpios = <&gpio 12 GPIO_ACTIVE_HIGH>;
             nxp,wakeout-pin = /bits/ 8 <19>;
             local-bd-address = [66 55 44 33 22 11];
         };
-- 
2.25.1