From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from aposti.net (aposti.net [185.119.170.32]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 647FA379EE4; Fri, 28 Aug 2026 18:43:43 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.119.170.32 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787942625; cv=none; b=AQN52/kZ58wcxYkq+xh1RRli9VBBS9SgrJH8H/X1GpUm2SepLy47K9ksDyzrKyY7gaIo2S8QKNOW9tNpl1WSeCWW78ScjmJkCsWxCTbWeuuLK44KFb6B+7CyQQOpmyGca0rPHAawse2sbb0d8x+L67yl3fWDnRpIYu31b/TKbd4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787942625; c=relaxed/simple; bh=2h3DDa//eNay2ZbolqGNQSd9EYRIEmORHIbYAWxoYz4=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=KILzXI/0vc0Fayam98wauIVT8xOlEp71U0ucP/h/7pExgvdm5w9Lb/dMGrxGoyb9SZm0LweNyuRdDgxUsxyxHaAMmrHqzOEO7EE/4tvwCUpt5RmePU83Ltpghrfo4XPUWn9dZIGap0F4AESa9AgILgNv4Tpwz2jXnC72hE+pt8A= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=crapouillou.net; spf=pass smtp.mailfrom=crapouillou.net; dkim=pass (1024-bit key) header.d=crapouillou.net header.i=@crapouillou.net header.b=N2g3K6DL; arc=none smtp.client-ip=185.119.170.32 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=crapouillou.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=crapouillou.net Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=crapouillou.net header.i=@crapouillou.net header.b="N2g3K6DL" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=crapouillou.net; s=mail; t=1787942620; bh=2h3DDa//eNay2ZbolqGNQSd9EYRIEmORHIbYAWxoYz4=; h=From:To:Cc:Subject:Date:From; b=N2g3K6DLjRfl1umNwjS4XsbBBeIolmVcBVC8MBzOWa0oNP6q26SFaFkFMcy2ulMEq sELwj+byihFT+UPzGBT+8cQ+EBK/fgnWOIUbfI1yZhZlleQkjCk+Tng+PwOjt8gSQ1 sSxKbJQarYlq1/KP7LMReURl/BJAZqS/Ln/C2ABU= From: Paul Cercueil To: Peter Griffin , Alim Akhtar , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Paul Cercueil , stable@vger.kernel.org Subject: [PATCH] ARM: dts: samsung: exynos4210-i9100: Fix Bluetooth node Date: Fri, 28 Aug 2026 20:43:31 +0200 Message-ID: <20260828184331.655804-1-paul@crapouillou.net> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The BCM4330 is connected using CTS/RTS too, so add the 'uart-has-rtscts' property. Also add the missing 'max-speed' property and set it to 4 Mbps, which is the maximum baud rate supported by this Bluetooth chip. This fixes extremely choppy audio when connected to a Bluetooth speaker. Fixes: 8620cc2f99b7 ("ARM: dts: exynos: Add devicetree file for the Galaxy S2") Cc: stable@vger.kernel.org # v5.8+ Signed-off-by: Paul Cercueil --- arch/arm/boot/dts/samsung/exynos4210-i9100.dts | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm/boot/dts/samsung/exynos4210-i9100.dts b/arch/arm/boot/dts/samsung/exynos4210-i9100.dts index 8a635bee59fa..96db40102adb 100644 --- a/arch/arm/boot/dts/samsung/exynos4210-i9100.dts +++ b/arch/arm/boot/dts/samsung/exynos4210-i9100.dts @@ -875,11 +875,14 @@ &serial_0 { status = "okay"; pinctrl-names = "default"; + uart-has-rtscts; pinctrl-0 = <&bt_en>, <&bt_res>, <&uart0_data>, <&uart0_fctl>; bluetooth { compatible = "brcm,bcm4330-bt"; + max-speed = <4000000>; + shutdown-gpios = <&gpl0 4 GPIO_ACTIVE_HIGH>; reset-gpios = <&gpl1 0 GPIO_ACTIVE_LOW>; device-wakeup-gpios = <&gpx3 1 GPIO_ACTIVE_HIGH>; -- 2.53.0