Re: [PATCH v2 1/2] dt-bindings: net: bluetooth: nxp: Add support for 4M baudrate

From: Paul Menzel
Date: Wed Jun 18 2025 - 10:44:55 EST


Dear Neeraj,


Thank you for the patch.

Am 18.06.25 um 16:20 schrieb Neeraj Sanjay Kale:
Add support for 4000000 as secondary baudrate.

Could you specify how you tested this, that means, how did you set the speed, and then do the test, that it actually works at that speed.

Signed-off-by: Neeraj Sanjay Kale <neeraj.sanjaykale@xxxxxxx>
---
v2: Use the available 'max-speed' device tree property. (Krzysztof)
---
.../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 3ab60c70286f..4a1b6ea48a2f 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:
This property depends on the module vendor's
configuration.
+ max-speed:
+ enum:
+ - 3000000
+ - 4000000
+ default: 3000000
+
firmware-name:
maxItems: 1
@@ -78,6 +84,7 @@ examples:
bluetooth {
compatible = "nxp,88w8987-bt";
fw-init-baudrate = <3000000>;
+ max-speed = <4000000>;
firmware-name = "uartuart8987_bt_v0.bin";
device-wakeup-gpios = <&gpio 11 GPIO_ACTIVE_HIGH>;
nxp,wakein-pin = /bits/ 8 <18>;


Kind regards,

Paul