linux-kernel - [PATCH 1/2] dt-bindings: net: bluetooth: nxp: add support for supply and reset

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Message-Id: <20241004113557.2851060-1-catalin.popescu@leica-geosystems.com>
Date: Fri,  4 Oct 2024 13:35:56 +0200
From: Catalin Popescu <catalin.popescu@...ca-geosystems.com>
To: amitkumar.karwar@....com,
	neeraj.sanjaykale@....com,
	marcel@...tmann.org,
	luiz.dentz@...il.com,
	robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	p.zabel@...gutronix.de
Cc: linux-bluetooth@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	m.felsch@...gutronix.de,
	bsp-development.geo@...ca-geosystems.com,
	Catalin Popescu <catalin.popescu@...ca-geosystems.com>
Subject: [PATCH 1/2] dt-bindings: net: bluetooth: nxp: add support for supply and reset

Add support for chip power supply and chip reset/powerdown.

Signed-off-by: Catalin Popescu <catalin.popescu@...ca-geosystems.com>
---
 .../bindings/net/bluetooth/nxp,88w8987-bt.yaml        | 11 +++++++++++
 1 file changed, 11 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..8520b3812bd2 100644
--- a/Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml
+++ b/Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml
@@ -34,6 +34,14 @@ properties:
   firmware-name:
     maxItems: 1
 
+  vcc-supply:
+    description:
+      phandle of the regulator that provides the supply voltage.
+
+  reset-gpios:
+    description:
+      Chip powerdown/reset signal (PDn).
+
 required:
   - compatible
 
@@ -41,10 +49,13 @@ additionalProperties: false
 
 examples:
   - |
+    #include <dt-bindings/gpio/gpio.h>
     serial {
         bluetooth {
             compatible = "nxp,88w8987-bt";
             fw-init-baudrate = <3000000>;
             firmware-name = "uartuart8987_bt_v0.bin";
+            vcc-supply = <&nxp_iw612_supply>;
+            reset-gpios = <&gpioctrl 2 GPIO_ACTIVE_LOW>;
         };
     };
-- 
2.34.1