Date: Wed, 26 Jun 2019 06:40:30 +0000 (UTC) From: Andriy Gapon <avg@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r349406 - head/share/man/man4 Message-ID: <201906260640.x5Q6eUNM037863@repo.freebsd.org>
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Author: avg Date: Wed Jun 26 06:40:30 2019 New Revision: 349406 URL: https://svnweb.freebsd.org/changeset/base/349406 Log: owc.4: document how to set up the 1-wire bus on a device.hints system MFC after: 1 week Modified: head/share/man/man4/owc.4 Modified: head/share/man/man4/owc.4 ============================================================================== --- head/share/man/man4/owc.4 Wed Jun 26 03:12:57 2019 (r349405) +++ head/share/man/man4/owc.4 Wed Jun 26 06:40:30 2019 (r349406) @@ -24,7 +24,7 @@ .\" .\" $FreeBSD$ .\" -.Dd July 20, 2015 +.Dd June 26, 2019 .Dt OWC 4 .Os .Sh NAME @@ -69,6 +69,23 @@ For more details about the .Va gpios property, please consult .Pa /usr/src/sys/dts/bindings-gpio.txt . +.Pp +On a +.Xr device.hints 5 +based system these values are required for the +.Nm : +.Bl -tag -width ".Va hint.owc.%d.atXXX" +.It Va hint.owc.%d.at +The +.Nm gpiobus +you are attaching to. +.It Va hint.owc.%d.pins +This is a bitmask that defines a pin on the +.Nm gpiobus +that is to be used for the 1-Wire bus. +For instance, to configure pin 10, use the bitmask of 0x400. +Please note that this mask should have only one bit set +(any other bits - i.e., pins - will be ignored). .Sh SEE ALSO .Xr gpiobus 4 , .Xr ow 4 ,
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