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Fri, 25 Sep 2020 09:07:47 -0400 (EDT) From: Maxime Ripard To: Mark Rutland , Rob Herring , Frank Rowand , Daniel Vetter , David Airlie , Maarten Lankhorst , Thomas Zimmermann , Maxime Ripard , Eric Anholt Subject: [PATCH 2/2] ARM: dts: rpi-4: disable wifi frequencies Date: Fri, 25 Sep 2020 15:07:44 +0200 Message-Id: <20200925130744.575725-2-maxime@cerno.tech> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200925130744.575725-1-maxime@cerno.tech> References: <20200925130744.575725-1-maxime@cerno.tech> MIME-Version: 1.0 X-Mailman-Approved-At: Mon, 28 Sep 2020 07:06:24 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Tim Gover , Dave Stevenson , dri-devel@lists.freedesktop.org, bcm-kernel-feedback-list@broadcom.com, linux-rpi-kernel@lists.infradead.org, Phil Elwell , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" 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 --- 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 ca24c2c737ab..1b739c3a9a12 100644 --- a/arch/arm/boot/dts/bcm2711-rpi-4-b.dts +++ b/arch/arm/boot/dts/bcm2711-rpi-4-b.dts @@ -174,12 +174,14 @@ &gpio { &hdmi0 { clocks = <&firmware_clocks 13>, <&firmware_clocks 14>, <&dvp 0>, <&clk_27MHz>; clock-names = "hdmi", "bvb", "audio", "cec"; + raspberrypi,disable-wifi-frequencies; status = "okay"; }; &hdmi1 { clocks = <&firmware_clocks 13>, <&firmware_clocks 14>, <&dvp 1>, <&clk_27MHz>; clock-names = "hdmi", "bvb", "audio", "cec"; + raspberrypi,disable-wifi-frequencies; status = "okay"; }; -- 2.26.2 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel