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author | Jernej Skrabec <jernej.skrabec@siol.net> | 2020-04-13 09:24:32 +0300 |
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committer | Maxime Ripard <maxime@cerno.tech> | 2020-04-14 10:33:23 +0300 |
commit | 27c9f2a0c5125727f0a9f7a19366d044b841e873 (patch) | |
tree | fb78869ea9799f04f119aa3e8fcb2f912ad8aa66 /arch/arm64/boot/dts/allwinner | |
parent | b928fd4674fe339374aa0aead9a82d9d6e476f88 (diff) | |
download | linux-27c9f2a0c5125727f0a9f7a19366d044b841e873.tar.xz |
arm64: dts: allwinner: h6: orangepi: Disable OTG mode
As can be seen from OrangePi Lite 2 and One Plus schematics, VBUS pin on
USB OTG port is directly connected to 5 V power supply. This mean that
OTG port can safely operate only in host mode, even though these two
boards have ID pin connected.
Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Diffstat (limited to 'arch/arm64/boot/dts/allwinner')
-rw-r--r-- | arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi.dtsi | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi.dtsi index f1be3dd558ca..ebc120a9232f 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi.dtsi @@ -251,7 +251,12 @@ }; &usb2otg { - dr_mode = "otg"; + /* + * OrangePi Lite 2 and One Plus, where this DT is used, don't + * have a controllable VBUS even though they do have an ID pin. + * Using it as anything but a USB host is unsafe. + */ + dr_mode = "host"; status = "okay"; }; |