diff mbox series

[v10,2/3] dt-bindings: net: bluetooth: Add NXP bluetooth support

Message ID 20230313144028.3156825-3-neeraj.sanjaykale@nxp.com (mailing list archive)
State Superseded
Delegated to: Netdev Maintainers
Headers show
Series Add support for NXP bluetooth chipsets | expand

Checks

Context Check Description
netdev/tree_selection success Not a local patch

Commit Message

Neeraj Sanjay Kale March 13, 2023, 2:40 p.m. UTC 
Add binding document for NXP bluetooth chipsets attached over UART.

Signed-off-by: Neeraj Sanjay Kale <neeraj.sanjaykale@nxp.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
v2: Resolved dt_binding_check errors. (Rob Herring)
v2: Modified description, added specific compatibility devices, corrected
indentations. (Krzysztof Kozlowski)
v3: Modified description, renamed file (Krzysztof Kozlowski)
v4: Resolved dt_binding_check errors, corrected indentation.
(Rob Herring, Krzysztof Kozlowski)
v5: Corrected serial device name in example. (Krzysztof Kozlowski)
---
 .../net/bluetooth/nxp,88w8987-bt.yaml         | 46 +++++++++++++++++++
 MAINTAINERS                                   |  6 +++
 2 files changed, 52 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml

Comments

Paul Menzel March 14, 2023, 12:03 p.m. UTC | #1 
Dear Neeraj,


Thank you for your patch.

Am 13.03.23 um 15:40 schrieb Neeraj Sanjay Kale:
> Add binding document for NXP bluetooth chipsets attached over UART.
> 
> Signed-off-by: Neeraj Sanjay Kale <neeraj.sanjaykale@nxp.com>
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> ---
> v2: Resolved dt_binding_check errors. (Rob Herring)
> v2: Modified description, added specific compatibility devices, corrected
> indentations. (Krzysztof Kozlowski)
> v3: Modified description, renamed file (Krzysztof Kozlowski)
> v4: Resolved dt_binding_check errors, corrected indentation.
> (Rob Herring, Krzysztof Kozlowski)
> v5: Corrected serial device name in example. (Krzysztof Kozlowski)
> ---
>   .../net/bluetooth/nxp,88w8987-bt.yaml         | 46 +++++++++++++++++++
>   MAINTAINERS                                   |  6 +++
>   2 files changed, 52 insertions(+)
>   create mode 100644 Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml
> 
> diff --git a/Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml b/Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml
> new file mode 100644
> index 000000000000..b913ca59b489
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml
> @@ -0,0 +1,46 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/net/bluetooth/nxp,88w8987-bt.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: NXP Bluetooth chips
> +
> +description:
> +  This binding describes UART-attached NXP bluetooth chips.
> +  These chips are dual-radio chips supporting WiFi and Bluetooth.
> +  The bluetooth works on standard H4 protocol over 4-wire UART.
> +  The RTS and CTS lines are used during FW download.
> +  To enable power save mode, the host asserts break signal
> +  over UART-TX line to put the chip into power save state.
> +  De-asserting break wakes-up the BT chip.

The verb is spelled with a space: wakes up the BT chip.

You seem to break the line whenever a sentence ends. Is that intentional?

> +
> +maintainers:
> +  - Neeraj Sanjay Kale <neeraj.sanjaykale@nxp.com>
> +
> +properties:
> +  compatible:
> +    enum:
> +      - nxp,88w8987-bt
> +      - nxp,88w8997-bt
> +
> +  fw-init-baudrate:
> +    description:
> +      Chip baudrate after FW is downloaded and initialized.
> +      This property depends on the module vendor's
> +      configuration. If this property is not specified,
> +      115200 is set as default.
> +
> +required:
> +  - compatible
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    serial {
> +        bluetooth {
> +            compatible = "nxp,88w8987-bt";
> +            fw-init-baudrate = <3000000>;
> +        };
> +    };
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 32dd41574930..030ec6fe89df 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -22835,6 +22835,12 @@ L:	linux-mm@kvack.org
>   S:	Maintained
>   F:	mm/zswap.c
>   
> +NXP BLUETOOTH WIRELESS DRIVERS
> +M:	Amitkumar Karwar <amitkumar.karwar@nxp.com>
> +M:	Neeraj Kale <neeraj.sanjaykale@nxp.com>
> +S:	Maintained
> +F:	Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml
> +
>   THE REST
>   M:	Linus Torvalds <torvalds@linux-foundation.org>
>   L:	linux-kernel@vger.kernel.org
Neeraj Sanjay Kale March 14, 2023, 3:42 p.m. UTC | #2 
Hi Paul,

Thank you for reviewing.

> > +
> > +description:
> > +  This binding describes UART-attached NXP bluetooth chips.
> > +  These chips are dual-radio chips supporting WiFi and Bluetooth.
> > +  The bluetooth works on standard H4 protocol over 4-wire UART.
> > +  The RTS and CTS lines are used during FW download.
> > +  To enable power save mode, the host asserts break signal
> > +  over UART-TX line to put the chip into power save state.
> > +  De-asserting break wakes-up the BT chip.
> 
> The verb is spelled with a space: wakes up the BT chip.
> 
> You seem to break the line whenever a sentence ends. Is that intentional?
> 

Yes. But now I have resolved it in v11 patch.

Thanks,
Neeraj
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml b/Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml
new file mode 100644
index 000000000000..b913ca59b489
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml
@@ -0,0 +1,46 @@ 
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/bluetooth/nxp,88w8987-bt.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP Bluetooth chips
+
+description:
+  This binding describes UART-attached NXP bluetooth chips.
+  These chips are dual-radio chips supporting WiFi and Bluetooth.
+  The bluetooth works on standard H4 protocol over 4-wire UART.
+  The RTS and CTS lines are used during FW download.
+  To enable power save mode, the host asserts break signal
+  over UART-TX line to put the chip into power save state.
+  De-asserting break wakes-up the BT chip.
+
+maintainers:
+  - Neeraj Sanjay Kale <neeraj.sanjaykale@nxp.com>
+
+properties:
+  compatible:
+    enum:
+      - nxp,88w8987-bt
+      - nxp,88w8997-bt
+
+  fw-init-baudrate:
+    description:
+      Chip baudrate after FW is downloaded and initialized.
+      This property depends on the module vendor's
+      configuration. If this property is not specified,
+      115200 is set as default.
+
+required:
+  - compatible
+
+additionalProperties: false
+
+examples:
+  - |
+    serial {
+        bluetooth {
+            compatible = "nxp,88w8987-bt";
+            fw-init-baudrate = <3000000>;
+        };
+    };
diff --git a/MAINTAINERS b/MAINTAINERS
index 32dd41574930..030ec6fe89df 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -22835,6 +22835,12 @@  L:	linux-mm@kvack.org
 S:	Maintained
 F:	mm/zswap.c
 
+NXP BLUETOOTH WIRELESS DRIVERS
+M:	Amitkumar Karwar <amitkumar.karwar@nxp.com>
+M:	Neeraj Kale <neeraj.sanjaykale@nxp.com>
+S:	Maintained
+F:	Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml
+
 THE REST
 M:	Linus Torvalds <torvalds@linux-foundation.org>
 L:	linux-kernel@vger.kernel.org