linux-kernel - [PATCH v5 2/2] dt-bindings: net: bluetooth: Add device property firmware-name for QCA6174

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Date:   Wed, 15 May 2019 19:20:03 +0800
From:   Rocky Liao <rjliao@...eaurora.org>
To:     robh+dt@...nel.org, mark.rutland@....com, marcel@...tmann.org,
        johan.hedberg@...il.com, thierry.escande@...aro.org
Cc:     netdev@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-bluetooth@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, bgodavar@...eaurora.org,
        c-hbandi@...eaurora.org, Rocky Liao <rjliao@...eaurora.org>
Subject: [PATCH v5 2/2] dt-bindings: net: bluetooth: Add device property firmware-name for QCA6174

This patch adds an optional device property "firmware-name" to allow the
driver to load customized nvm firmware file based on this property.

Signed-off-by: Rocky Liao <rjliao@...eaurora.org>
Reviewed-by: Rob Herring <robh@...nel.org>
---
Changes in v5:
  * Made the change applicable to the wcn399x series chip sets
---
 Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt b/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt
index 7ef6118..68b67d9 100644
--- a/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt
+++ b/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt
@@ -17,6 +17,7 @@ Optional properties for compatible string qcom,qca6174-bt:
 
  - enable-gpios: gpio specifier used to enable chip
  - clocks: clock provided to the controller (SUSCLK_32KHZ)
+ - firmware-name: specify the name of nvm firmware to load
 
 Required properties for compatible string qcom,wcn399x-bt:
 
@@ -28,6 +29,7 @@ Required properties for compatible string qcom,wcn399x-bt:
 Optional properties for compatible string qcom,wcn399x-bt:
 
  - max-speed: see Documentation/devicetree/bindings/serial/slave-device.txt
+ - firmware-name: specify the name of nvm firmware to load
 
 Examples:
 
@@ -40,6 +42,7 @@ serial@...0000 {
 
 		enable-gpios = <&pm8994_gpios 19 GPIO_ACTIVE_HIGH>;
 		clocks = <&divclk4>;
+		firmware-name = "nvm_00440302.bin";
 	};
 };
 
@@ -52,5 +55,6 @@ serial@...000 {
 		vddrf-supply = <&vreg_l17a_1p3>;
 		vddch0-supply = <&vreg_l25a_3p3>;
 		max-speed = <3200000>;
+		firmware-name = "crnv21.bin";
 	};
 };
-- 
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project