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 07533C001E0 for ; Mon, 23 Oct 2023 11:00:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230351AbjJWLAl (ORCPT ); Mon, 23 Oct 2023 07:00:41 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50856 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230076AbjJWLAi (ORCPT ); Mon, 23 Oct 2023 07:00:38 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D83B2D6E for ; Mon, 23 Oct 2023 04:00:36 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 24008C433C7; Mon, 23 Oct 2023 11:00:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1698058836; bh=JIrLyCF63iy7OZ16SoT8jmP3AHZ0I/JGkC0tFfd3+Ws=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=qrwu7Sf6X1CRqx4+JQjc+irN3DTihZZU1aGPHGsZwyz9jnfeu53DooFVahHTmf/fP +nUjETnHIFGhbAzuy4R5oP3EASjJUS2W8ylJ7zIX3U+K6VwXQNT8POJ1W3fF15y2cl F1Hz23QqLHtUAgs8LOKFH+RfhIyHLapc5rAKbvW0= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Ivaylo Dimitrov , Carl Philipp Klemm , Merlijn Wajer , Pavel Machek , Sebastian Reichel , Tony Lindgren , Sasha Levin Subject: [PATCH 4.14 42/66] ARM: dts: ti: omap: Fix noisy serial with overrun-throttle-ms for mapphone Date: Mon, 23 Oct 2023 12:56:32 +0200 Message-ID: <20231023104812.407036387@linuxfoundation.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231023104810.781270702@linuxfoundation.org> References: <20231023104810.781270702@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org 4.14-stable review patch. If anyone has any objections, please let me know. ------------------ 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/omap4-droid4-xt894.dts | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/omap4-droid4-xt894.dts b/arch/arm/boot/dts/omap4-droid4-xt894.dts index bad690b23081b..6d2ee40d88e1c 100644 --- a/arch/arm/boot/dts/omap4-droid4-xt894.dts +++ b/arch/arm/boot/dts/omap4-droid4-xt894.dts @@ -533,6 +533,7 @@ OMAP4_IOPAD(0X1d0, PIN_OUTPUT | MUX_MODE1) /* dmtimer9_pwm_evt (gpio_28) */ &uart3 { interrupts-extended = <&wakeupgen GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH &omap4_pmx_core 0x17c>; + overrun-throttle-ms = <500>; }; &uart4 { -- 2.40.1