Return-Path: From: Loic Poulain To: robh+dt@kernel.org, rjui@broadcom.com, sbranden@broadcom.com, f.fainelli@gmail.com, marcel@holtmann.org, johan.hedberg@gmail.com, stefan.wahren@i2se.com Cc: linux-rpi-kernel@lists.infradead.org, linux-bluetooth@vger.kernel.org, devicetree@vger.kernel.org, Loic Poulain Subject: [PATCH v2 2/3] ARM: dts: bcm2837-rpi-3-b: Add bcm43438 as serial slave Date: Tue, 1 Aug 2017 10:38:23 +0200 Message-Id: <1501576704-26423-2-git-send-email-loic.poulain@gmail.com> In-Reply-To: <1501576704-26423-1-git-send-email-loic.poulain@gmail.com> References: <1501576704-26423-1-git-send-email-loic.poulain@gmail.com> List-ID: Add BCM43438 as a slave device of uart0 (pl011/ttyAMA0). This allows to automatically insert the bcm43438 to the bluetooth subsystem instead of relying on userspace helpers (hciattach). Overwrite bootargs to use 8250 aux uart (ttyS0) as console instead of pl011/ttyAMA0. Signed-off-by: Loic Poulain --- v2: dt-bindings as separate patch rebase on upcoming pi3 dts changes arch/arm/boot/dts/bcm2837-rpi-3-b.dts | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/arch/arm/boot/dts/bcm2837-rpi-3-b.dts b/arch/arm/boot/dts/bcm2837-rpi-3-b.dts index 20725ca..5abc1df 100644 --- a/arch/arm/boot/dts/bcm2837-rpi-3-b.dts +++ b/arch/arm/boot/dts/bcm2837-rpi-3-b.dts @@ -8,6 +8,11 @@ compatible = "raspberrypi,3-model-b", "brcm,bcm2837"; model = "Raspberry Pi 3 Model B"; + chosen { + /* 8250 auxiliar UART instead of pl011 */ + bootargs = "earlyprintk console=ttyS0,115200"; + }; + memory { reg = <0 0x40000000>; }; @@ -24,6 +29,11 @@ pinctrl-names = "default"; pinctrl-0 = <&uart0_gpio32 &gpclk2_gpio43>; status = "okay"; + + bluetooth { + compatible = "brcm,bcm43438-bt"; + max-speed = <921600>; + }; }; /* uart1 is mapped to the pin header */ -- 1.9.1