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List: linux-bluetooth
Subject: [PATCH v3 1/3] dt-bindings: net: bluetooth: add DT bindings for Realtek controllers
From: Hugo Grostabussiat <bonstra () bonstra ! fr ! eu ! org>
Date: 2019-11-30 19:47:17
Message-ID: 20191130194719.112335-2-bonstra () bonstra ! fr ! eu ! org
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The rtl_bt driver already supports some Realtek controllers on ACPI
platforms.
This commit adds bindings for DT-only platforms.
Signed-off-by: Hugo Grostabussiat <bonstra@bonstra.fr.eu.org>
---
.../bindings/net/realtek-bluetooth.yaml | 52 +++++++++++++++++++
1 file changed, 52 insertions(+)
create mode 100644 Documentation/devicetree/bindings/net/realtek-bluetooth.yaml
diff --git a/Documentation/devicetree/bindings/net/realtek-bluetooth.yaml \
b/Documentation/devicetree/bindings/net/realtek-bluetooth.yaml new file mode 100644
index 000000000000..6b62e5132c90
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/realtek-bluetooth.yaml
@@ -0,0 +1,52 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/realtek-bluetooth.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Realtek Bluetooth controllers device tree bindings
+
+description: |
+ Device tree bindings for serial attached Realtek Bluetooth controllers.
+
+maintainers:
+ - Marcel Holtmann <marcel@holtmann.org>
+ - Johan Hedberg <johan.hedberg@gmail.com>
+
+properties:
+ compatible:
+ items:
+ - const: realtek,rt8723bs-bt
+
+ powerdown-gpios:
+ description: GPIO line controlling the power down (BT_DIS#) signal
+ maxItems: 1
+
+ device-wake-gpios:
+ description: GPIO line controlling the device wakeup (BT_WAKE) signal
+ maxItems: 1
+
+ host-wake-gpios:
+ description: GPIO line sampling the host wakeup (BT_HOST_WAKE) signal
+ maxItems: 1
+
+ firmware-name:
+ description: |
+ Name of the configuration file to load in addition to firmware
+ $ref: http://devicetree.org/schemas/types.yaml#/definitions/string
+
+required:
+ - compatible
+
+examples:
+ - |
+ #include <dt-bindings/gpio/gpio.h>
+ uart1 {
+ bluetooth {
+ compatible = "realtek,rtl8723bs-bt";
+ powerdown-gpios = <&r_pio 0 4 GPIO_ACTIVE_LOW>;
+ host-wake-gpios = <&r_pio 0 5 GPIO_ACTIVE_HIGH>;
+ device-wake-gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>;
+ firmware-name = "rtl8723bs_config-teres_a64_i.bin";
+ };
+ };
--
2.24.0
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