[PATCH 4/6] arm64: dts: meson-sm1-odroid-hc4: disable unused USB PHY0
From: Neil Armstrong <hidden>
Date: 2021-06-01 09:01:58
Also in:
linux-amlogic, lkml
Subsystem:
arm/amlogic meson soc support, the rest · Maintainers:
Neil Armstrong, Kevin Hilman, Linus Torvalds
As described in the HC4 schematics, only the USB port B is used, port A is left unconnected. Thus disable PHY0 and remove it from PHYs list. Signed-off-by: Neil Armstrong <redacted> --- arch/arm64/boot/dts/amlogic/meson-sm1-odroid-hc4.dts | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-hc4.dts b/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-hc4.dts
index bf15700c4b15..0a34b658f994 100644
--- a/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-hc4.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-hc4.dts@@ -91,6 +91,10 @@ &sd_emmc_c { }; &usb { - phys = <&usb2_phy0>, <&usb2_phy1>; - phy-names = "usb2-phy0", "usb2-phy1"; + phys = <&usb2_phy1>; + phy-names = "usb2-phy1"; +}; + +&usb2_phy0 { + status = "disabled"; };
--
2.25.1
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