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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
commit5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch)
treea94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/ABI/testing/sysfs-platform-phy-rcar-gen3-usb2
parentInitial commit. (diff)
downloadlinux-upstream/5.10.209.tar.xz
linux-upstream/5.10.209.zip
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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diff --git a/Documentation/ABI/testing/sysfs-platform-phy-rcar-gen3-usb2 b/Documentation/ABI/testing/sysfs-platform-phy-rcar-gen3-usb2
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+What: /sys/devices/platform/<phy-name>/role
+Date: October 2016
+KernelVersion: 4.10
+Contact: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
+Description:
+ This file can be read and write.
+ The file can show/change the phy mode for role swap of usb.
+
+ Write the following strings to change the mode:
+
+ - "host" - switching mode from peripheral to host.
+ - "peripheral" - switching mode from host to peripheral.
+
+ Read the file, then it shows the following strings:
+
+ - "host" - The mode is host now.
+ - "peripheral" - The mode is peripheral now.