From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 691FC1D130E; Wed, 25 Feb 2026 01:44:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771983887; cv=none; b=qxCrIjEuqShrSaPTbo2x7zZE0ZLD5l4hRHxINX7HwqILut+TQ7yANHStDNsD7cJb6lUSVYD+qd+TyNzO8kYoD+woXP1kEIdPECesSao8YPfRufNxLUb4dnmWgVWOlgDZbmfLrbNazMU5MpXZydMJaJvgon3+PBAH72gMnVDXxFw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771983887; c=relaxed/simple; bh=+Xjvb3N+PiSmATf7BGlP3mGO0OA8rDiOzMTorei1PIQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ljaKw9oT46/l4cBMYNa4SxBkayX/W8YMlyb5DgoyvoQ6niiPSCyob+XwsADosu8Jz1A4uhFVQHEexWGEd+dEPI8k13vqLtMlXOS/XeIc2qp7IvKhp9KN9z9+/atUeWr48qXO8RNQbhgDZOqF++7/pkEGItBmKEJW2S7/VZHSxWQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=N76sarad; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="N76sarad" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AA28AC116D0; Wed, 25 Feb 2026 01:44:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1771983886; bh=+Xjvb3N+PiSmATf7BGlP3mGO0OA8rDiOzMTorei1PIQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=N76sarad5Z/ktBrK8FykaZW0TMqL6j6AA9mH/7liSWR7gSc9Y8axINjlQTFjW0HgS nEtUrSKuL5mAC7cODi3sIFgrNo709z3ReM8y9PcR7CrrA64oW72YXQ0LAbebVDwUkZ 0tIANeL5hXzthUF4mLhGSeY2Xy9c76leq2VEYoOk= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Konrad Dybcio , Dmitry Baryshkov , Bjorn Andersson , Sasha Levin Subject: [PATCH 6.18 160/641] arm64: dts: qcom: qrb4210-rb2: Fix UART3 wakeup IRQ storm Date: Tue, 24 Feb 2026 17:18:06 -0800 Message-ID: <20260225012352.948841306@linuxfoundation.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260225012348.915798704@linuxfoundation.org> References: <20260225012348.915798704@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: Dmitry Baryshkov [ Upstream commit c5dc4812f6bf397b82290c540085e9ec98b47b30 ] Follow commit 9c92d36b0b1e ("arm64: dts: qcom: qrb2210-rb1: Fix UART3 wakeup IRQ storm") and apply the similar fix to the RB2 platform. Having RX / TX pins as pull up and wakup interrupt as high-level triggered generates an interrupt storm when trying to suspend the device. Avoid the storm by using the falling edge trigger (as all other platforms do). Fixes: cab60b166575 ("arm64: dts: qcom: qrb4210-rb2: Enable bluetooth") Reviewed-by: Konrad Dybcio Signed-off-by: Dmitry Baryshkov Link: https://lore.kernel.org/r/20260106-wcn3990-pwrctl-v2-6-0386204328be@oss.qualcomm.com Signed-off-by: Bjorn Andersson Signed-off-by: Sasha Levin --- arch/arm64/boot/dts/qcom/qrb4210-rb2.dts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts index bdf2d66e40c62..44ca3e61c33d4 100644 --- a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts +++ b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts @@ -694,7 +694,7 @@ sdc2_card_det_n: sd-card-det-n-state { &uart3 { interrupts-extended = <&intc GIC_SPI 330 IRQ_TYPE_LEVEL_HIGH>, - <&tlmm 11 IRQ_TYPE_LEVEL_HIGH>; + <&tlmm 11 IRQ_TYPE_EDGE_FALLING>; pinctrl-0 = <&uart3_default>; pinctrl-1 = <&uart3_sleep>; pinctrl-names = "default", "sleep"; -- 2.51.0