On Sat, 18 Apr 2015 00:14:36 +0200 Pavel Machek <pa...@ucw.cz> wrote:
> On Thu 2015-04-16 18:03:04, NeilBrown wrote: > > From: NeilBrown <ne...@suse.de> > > > > This driver device one local attribute: vbus. > > Describe that in Documentation/ABI/testing/sysfs-platform/twl4030-usb. > > > > Signed-off-by: NeilBrown <n...@brown.name> > > --- > > .../ABI/testing/sysfs-platform-twl4030-usb | 8 ++++++++ > > 1 file changed, 8 insertions(+) > > create mode 100644 Documentation/ABI/testing/sysfs-platform-twl4030-usb > > > > diff --git a/Documentation/ABI/testing/sysfs-platform-twl4030-usb > > b/Documentation/ABI/testing/sysfs-platform-twl4030-usb > > new file mode 100644 > > index 000000000000..512c51be64ae > > --- /dev/null > > +++ b/Documentation/ABI/testing/sysfs-platform-twl4030-usb > > @@ -0,0 +1,8 @@ > > +What: /sys/bus/platform/devices/*twl4030-usb/vbus > > +Description: > > + Read-only status reporting if VBUS (approx 5V) > > + is being supplied by the USB bus. > > + > > + Possible values: "on", "off". > > Would bit be better to have values "0" and "1"? Kernel usually does > that for booleans... 1/ The code already uses "on" and "off", so changing would be an ABI breakage. 2/ No it doesn't. For modules params, the kernel uses "Y" and "N" git grep '? "on" : "off"' | wc find 172 matches. NeilBrown
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