From patchwork Thu Oct 29 13:40:18 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxime Ripard X-Patchwork-Id: 314767 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 93922C55179 for ; Thu, 29 Oct 2020 13:40:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 34228207DE for ; Thu, 29 Oct 2020 13:40:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726725AbgJ2Nk2 (ORCPT ); Thu, 29 Oct 2020 09:40:28 -0400 Received: from new4-smtp.messagingengine.com ([66.111.4.230]:39275 "EHLO new4-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725787AbgJ2Nk0 (ORCPT ); Thu, 29 Oct 2020 09:40:26 -0400 Received: from compute6.internal (compute6.nyi.internal [10.202.2.46]) by mailnew.nyi.internal (Postfix) with ESMTP id 5359C5807A6; Thu, 29 Oct 2020 09:40:24 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute6.internal (MEProxy); Thu, 29 Oct 2020 09:40:24 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cerno.tech; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; s=fm1; bh=AlPaKbObCf1UP OhToR/2CHjxPwe8x1lxL13BLb8N0m8=; b=O1sy2dccVDRs+OelKQXpo0+TMXiO0 ubUg58/Tk+0KqS5Y4bbE4W2dyaGuaSOYzqBFvzXqTE2Wbue56QffxFonqAEPHqQI LF5TFTywdaFERfWskqMQUxv/2tcNwdPeNZ4AEyXV/dXdEUcizpg2f4DN0eshOAN+ ISRiwrgX506iGO6ffZCWlDneK3qJMsxrZsyRZaUifnkBZE15/qwuo/JEx6eBWoox fmjZrRhStO8bLWCilqzzXRkYSpdEpRIUfmo14DK47IYBVE7bOpoAdl7lLAgmOmQM Ppz4FRPWObelTvT5NG8yLPqQZ7oF2iEb8hRlmioV1hnm+XNmWMGCR5rbQ== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:date:from :in-reply-to:message-id:mime-version:references:subject:to :x-me-proxy:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s= fm1; bh=AlPaKbObCf1UPOhToR/2CHjxPwe8x1lxL13BLb8N0m8=; b=PvwbvD56 MBmXbtIOi4oIJrnzx1EvZOZoaizj67vpI86QpZxwj5qJiBqu2PquJGUfWjuu68UR 19mICNQeCUhlUypdh+FS5JUzq5UfjZaHurQixcDuI6kY9FELdLjKDCYTpssnoI9o 85Wk8Pzo9EIzrCHYuvqIZGEZc49ofB9fp/s4hZtxdMvM8WCLc78t4lN34S36W9g8 URLBy2ua9lwUEjxh2KMKMJdcGsPTSFJ0fW8Nmlws7Ox87ImUMQYVbG4LnzcyoMPy 5msx/YD++7i0AWEgtUcw5AlfIEqzb+nqsWg0FRcbxBI9YUQn5AJGnHEAGe4iJPr4 dPO0/GuTVYJPGQ== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedujedrleefgdehgecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenuc fjughrpefhvffufffkofgjfhgggfestdekredtredttdenucfhrhhomhepofgrgihimhgv ucftihhprghrugcuoehmrgigihhmvgestggvrhhnohdrthgvtghhqeenucggtffrrghtth gvrhhnpedvkeelveefffekjefhffeuleetleefudeifeehuddugffghffhffehveevheeh vdenucfkphepledtrdekledrieekrdejieenucevlhhushhtvghrufhiiigvpedunecurf grrhgrmhepmhgrihhlfhhrohhmpehmrgigihhmvgestggvrhhnohdrthgvtghh X-ME-Proxy: Received: from localhost (lfbn-tou-1-1502-76.w90-89.abo.wanadoo.fr [90.89.68.76]) by mail.messagingengine.com (Postfix) with ESMTPA id C524B3280060; Thu, 29 Oct 2020 09:40:23 -0400 (EDT) From: Maxime Ripard To: Mark Rutland , Rob Herring , Frank Rowand , Daniel Vetter , David Airlie , Maarten Lankhorst , Thomas Zimmermann , Maxime Ripard , Eric Anholt Cc: devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-rpi-kernel@lists.infradead.org, bcm-kernel-feedback-list@broadcom.com, linux-arm-kernel@lists.infradead.org, Dave Stevenson , Tim Gover , Phil Elwell , Nicolas Saenz Julienne Subject: [PATCH v2 3/3] ARM: dts: rpi-4: disable wifi frequencies Date: Thu, 29 Oct 2020 14:40:18 +0100 Message-Id: <20201029134018.1948636-3-maxime@cerno.tech> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20201029134018.1948636-1-maxime@cerno.tech> References: <20201029134018.1948636-1-maxime@cerno.tech> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org The RPi4 WiFi chip and HDMI outputs have some frequency overlap with crosstalk around 2.4GHz. Let's mark it as such so we can use some evasive maneuvers. Signed-off-by: Maxime Ripard --- Changes from v1: - Changed the property name --- arch/arm/boot/dts/bcm2711-rpi-4-b.dts | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/boot/dts/bcm2711-rpi-4-b.dts b/arch/arm/boot/dts/bcm2711-rpi-4-b.dts index 09a1182c2936..403bacf986eb 100644 --- a/arch/arm/boot/dts/bcm2711-rpi-4-b.dts +++ b/arch/arm/boot/dts/bcm2711-rpi-4-b.dts @@ -181,12 +181,14 @@ &gpio { &hdmi0 { clocks = <&firmware_clocks 13>, <&firmware_clocks 14>, <&dvp 0>, <&clk_27MHz>; clock-names = "hdmi", "bvb", "audio", "cec"; + wifi-2.4ghz-coexistence; status = "okay"; }; &hdmi1 { clocks = <&firmware_clocks 13>, <&firmware_clocks 14>, <&dvp 1>, <&clk_27MHz>; clock-names = "hdmi", "bvb", "audio", "cec"; + wifi-2.4ghz-coexistence; status = "okay"; };