38 lines
1.2 KiB
Diff
38 lines
1.2 KiB
Diff
From 358afb8b746d4a7ebaeeeaab7a1523895a8572c2 Mon Sep 17 00:00:00 2001
|
|
From: Maxime Ripard <maxime@cerno.tech>
|
|
Date: Thu, 29 Oct 2020 14:40:18 +0100
|
|
Subject: ARM: dts: rpi-4: disable wifi frequencies
|
|
|
|
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 <maxime@cerno.tech>
|
|
Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
|
|
Link: https://lore.kernel.org/r/20201029134018.1948636-3-maxime@cerno.tech
|
|
---
|
|
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 09a1182c29363..403bacf986ebb 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 @@
|
|
&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";
|
|
};
|
|
|
|
--
|
|
cgit 1.2.3-1.el7
|