Re: [PATCH v9 1/7] dt-bindings: net: bluetooth: Add device tree bindings for QTI chip wcn3990

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Hi Rob,

On 2018-07-06 02:12, Rob Herring wrote:
On Thu, Jul 05, 2018 at 10:25:09PM +0530, Balakrishna Godavarthi wrote:
This patch enables regulators for the Qualcomm Bluetooth wcn3990
controller.

Signed-off-by: Balakrishna Godavarthi <bgodavar@xxxxxxxxxxxxxx>
---
Changes in v9:
    * updated with latest reg handle and names.
    * updated max-speed definition.

Changes in v8:
    * Separated the optional entries between two chips

Changes in v7:
    * no change.

Changes in v6:

    * Changed the oper-speed to max-speed.

Changes in v5:

    * Added entry for oper-speed and init-speed.

---
.../bindings/net/qualcomm-bluetooth.txt | 28 +++++++++++++++++--
 1 file changed, 26 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt b/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt
index 0ea18a53cc29..ced58575e2b8 100644
--- a/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt
+++ b/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt
@@ -10,12 +10,22 @@ device the slave device is attached to.
 Required properties:
  - compatible: should contain one of the following:
    * "qcom,qca6174-bt"
+   * "qcom,wcn3990-bt"
+
+Optional properties for compatible string qcom,qca6174-bt:

-Optional properties:
  - enable-gpios: gpio specifier used to enable chip
  - clocks: clock provided to the controller (SUSCLK_32KHZ)

-Example:
+Optional properties for compatible string qcom,wcn3990-bt:
+
+ - vddio-supply: Bluetooth wcn3990 VDD_IO supply regulator handle.
+ - vddxo-supply: Bluetooth wcn3990 VDD_XO supply regulator handle.
+ - vddrf-supply: Bluetooth wcn3990 VDD_RF supply regulator handle.
+ - vddch0-supply: Bluetooth wcn3990 VDD_CH0 supply regulator handle.
+ - max-speed: see Documentation/devicetree/bindings/serial/slave-device.txt
+
+Examples:

 serial@7570000 {
 	label = "BT-UART";
@@ -28,3 +38,17 @@ serial@7570000 {
 		clocks = <&divclk4>;
 	};
 };
+
+serial@898000 {
+	label = "BT-UART";

label is generally intended for when you need to identify the physical
connector which wouldn't apply here.

+	status = "okay";

Don't show status in examples.

+
+	bluetooth {
+		compatible = "qcom,wcn3990-bt";
+		vddio-supply = <&vreg_s4a_1p8>;
+		vddxosupply = <&vreg_l7a_1p8>;

Typo.

With those fixed,

Reviewed-by: Rob Herring <robh@xxxxxxxxxx>

+		vddrf-supply = <&vreg_l17a_1p3>;
+		vddch0-supply = <&vreg_l25a_3p3>;
+		max-speed = <3200000>;
+	};
+};
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project

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Thanks for reviewing patch. will update those.

--
Regards
Balakrishna.
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