From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: David Summers Subject: [PATCH v4 2/2] dt-bindings: Create the file for Realtek Bluetooth serial devices Date: Mon, 21 Jan 2019 20:39:28 +0000 Message-Id: <20190121203928.32723-2-beagleboard@davidjohnsummers.uk> In-Reply-To: <20190121203928.32723-1-beagleboard@davidjohnsummers.uk> References: <20190121203928.32723-1-beagleboard@davidjohnsummers.uk> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit To: robh+dt@kernel.org, mark.rutland@arm.com, marcel@holtmann.org, johan.hedberg@gmail.com Cc: David Summers , linux-bluetooth@vger.kernel.org, devicetree@vger.kernel.org List-ID: With the changes requested by Marcel Holtmann and Rob Herring. Capitalisation as requested. Signed-off-by: David Summers --- .../bindings/net/realtek-bluetooth-serial.txt | 32 +++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/realtek-bluetooth-serial.txt diff --git a/Documentation/devicetree/bindings/net/realtek-bluetooth-serial.txt b/Documentation/devicetree/bindings/net/realtek-bluetooth-serial.txt new file mode 100644 index 000000000000..2eddde1a0cf1 --- /dev/null +++ b/Documentation/devicetree/bindings/net/realtek-bluetooth-serial.txt @@ -0,0 +1,32 @@ +Realtek Bluetooth devices connected via a UART. +These devices typically also have a WI-FI connected via SDIO - the +compatible described here is used just for referencing the Bluetooth. + +- compatible: should be "realtek,-bt" + except for "realtek,trl8761atv" - which only has a serial Bluetooth connection + "realtek,rtl8723as-bt" + "realtek,rtl8723bs-bt" + "realtek,rtl8723ds-bt" + "realtek,rtl8761atv" + "realtek,rtl8821as-bt" + "realtek,rtl8821cs-bt" + "realtek,rtl8822bs-bt" + +Example: + +&uart0 { + status = "okay"; + pinctrl-0 = <&uart0_xfer>, <&uart0_cts>; + bluetooth { + compatible = "realtek,rtl8723bs-bt"; + uart_rts_gpios = <&gpio4 19 GPIO_ACTIVE_LOW>; + pinctrl-names = "default","rts_gpio"; + pinctrl-0 = <&uart0_rts>; + pinctrl-1 = <&uart0_gpios>; + BT,reset_gpio = <&gpio4 29 GPIO_ACTIVE_HIGH>; + BT,wake_gpio = <&gpio4 26 GPIO_ACTIVE_HIGH>; + BT,wake_host_irq = <&gpio4 31 GPIO_ACTIVE_HIGH>; + }; +}; + +this ensures that the Bluetooth device is tied to the correct uart. -- beagleboard@davidjohnsummers.uk