mediatek: filogic: mt-stuart: limit USB to USB2

USB3 SuperSpeed signaling interferes with the 6 GHz radio. Disable
the SuperSpeed port on ssusb1 with mediatek,u3p-dis-msk; the port
then runs at USB2 speed.

Stop enabling ssusb0 and its xs-phy. Nothing connects to them on
these boards.

Signed-off-by: Chad Monroe <chad@monroe.io>
Link: https://github.com/openwrt/openwrt/pull/24352
Signed-off-by: Jonas Jelonek <jelonek.jonas@gmail.com>

diff --git a/target/linux/mediatek/dts/mt7988a-smartrg-mt-stuart-phase1.dtsi b/target/linux/mediatek/dts/mt7988a-smartrg-mt-stuart-phase1.dtsi
index a6d31586fde140b636e7d4f5d90dfbc05a3b50ca..5ffdbf3ac84edb6350478c8163c4f3bd0b3c5187 100644 (file)
--- a/target/linux/mediatek/dts/mt7988a-smartrg-mt-stuart-phase1.dtsi
+++ b/target/linux/mediatek/dts/mt7988a-smartrg-mt-stuart-phase1.dtsi
@@ -246,11 +246,8 @@
        status = "okay";
 };
 
-&ssusb0 {
-       status = "okay";
-};
-
 &ssusb1 {
+       mediatek,u3p-dis-msk = <0x1>;
        status = "okay";
 };
 
@@ -273,7 +270,3 @@
 
        /* DA14531MOD Bluetooth */
 };
-
-&xsphy {
-       status = "okay";
-};