Blame SOURCES/arm-dts-rpi-4-disable-wifi-frequencies.patch
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From 358afb8b746d4a7ebaeeeaab7a1523895a8572c2 Mon Sep 17 00:00:00 2001
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From: Maxime Ripard <maxime@cerno.tech>
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Date: Thu, 29 Oct 2020 14:40:18 +0100
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Subject: ARM: dts: rpi-4: disable wifi frequencies
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The RPi4 WiFi chip and HDMI outputs have some frequency overlap with
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crosstalk around 2.4GHz. Let's mark it as such so we can use some evasive
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maneuvers.
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Signed-off-by: Maxime Ripard <maxime@cerno.tech>
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Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
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Link: https:
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arch/arm/boot/dts/bcm2711-rpi-4-b.dts | 2 ++
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1 file changed, 2 insertions(+)
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diff
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index 09a1182c29363..403bacf986ebb 100644
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@@ -181,12 +181,14 @@
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&hdmi0 {
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clocks = <&firmware_clocks 13>, <&firmware_clocks 14>, <&dvp 0>, <&clk_27MHz>;
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clock-names = "hdmi", "bvb", "audio", "cec";
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+ wifi-2.4ghz-coexistence;
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status = "okay";
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};
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&hdmi1 {
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clocks = <&firmware_clocks 13>, <&firmware_clocks 14>, <&dvp 1>, <&clk_27MHz>;
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clock-names = "hdmi", "bvb", "audio", "cec";
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+ wifi-2.4ghz-coexistence;
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status = "okay";
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};
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--
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cgit 1.2.3-1.el7
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