From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3443BE95A87 for ; Sun, 8 Oct 2023 00:49:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344249AbjJHAs7 (ORCPT ); Sat, 7 Oct 2023 20:48:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40204 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344241AbjJHAs7 (ORCPT ); Sat, 7 Oct 2023 20:48:59 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C2E64B6; Sat, 7 Oct 2023 17:48:58 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E5FCDC433C7; Sun, 8 Oct 2023 00:48:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1696726138; bh=JbND8PXmzpth3dw/DpQF++SpnRsb0twqt5mMve/H/uM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kMfOs+kaktPkUXcEcTVJgSdHi0LuzNuUwDNEzezibzxhS3OzIYz78h7QuxajA3+Vj 1rNs5HgEpJdcDeZ6BgNY7g65JbOD67vg0nmecGxKBYaq5sYmtAsaRTeLdcuJ/UTSLh XA7dQupd/OCZoVU4H3+qxRlcxCGXS6isiq3Lab8s4pCWm+Gv/4hegMgxLCg6go61WZ GlNKOU5QoC8iosONPCHjLyg3ew8TTttMQF+Gof3Sqtl7D2g3YyICbbArcVeGqf4GQJ ftzEvgD8mYGhiJayC1ZvZnDmzD7oUzbLmltfYNoGt74tzUvu9EhoEg8DkKrl+CJKDy MeoUkyqYXXPLA== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Tony Lindgren , Ivaylo Dimitrov , Carl Philipp Klemm , Merlijn Wajer , Pavel Machek , Sebastian Reichel , Sasha Levin , bcousson@baylibre.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, linux-omap@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH AUTOSEL 6.5 02/18] ARM: dts: ti: omap: Fix noisy serial with overrun-throttle-ms for mapphone Date: Sat, 7 Oct 2023 20:48:36 -0400 Message-Id: <20231008004853.3767621-2-sashal@kernel.org> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20231008004853.3767621-1-sashal@kernel.org> References: <20231008004853.3767621-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.5.6 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Tony Lindgren [ Upstream commit 5ad37b5e30433afa7a5513e3eb61f69fa0976785 ] On mapphone devices we may get lots of noise on the micro-USB port in debug uart mode until the phy-cpcap-usb driver probes. Let's limit the noise by using overrun-throttle-ms. Note that there is also a related separate issue where the charger cable connected may cause random sysrq requests until phy-cpcap-usb probes that still remains. Cc: Ivaylo Dimitrov Cc: Carl Philipp Klemm Cc: Merlijn Wajer Cc: Pavel Machek Reviewed-by: Sebastian Reichel Signed-off-by: Tony Lindgren Signed-off-by: Sasha Levin --- arch/arm/boot/dts/ti/omap/motorola-mapphone-common.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/ti/omap/motorola-mapphone-common.dtsi b/arch/arm/boot/dts/ti/omap/motorola-mapphone-common.dtsi index 091ba310053eb..d35b3cc95dfa2 100644 --- a/arch/arm/boot/dts/ti/omap/motorola-mapphone-common.dtsi +++ b/arch/arm/boot/dts/ti/omap/motorola-mapphone-common.dtsi @@ -640,6 +640,7 @@ &uart1 { &uart3 { interrupts-extended = <&wakeupgen GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH &omap4_pmx_core 0x17c>; + overrun-throttle-ms = <500>; }; &uart4 { -- 2.40.1