Date: Tue, 16 Jul 2019 15:36:06 +0000 (UTC) From: Andriy Gapon <avg@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r350035 - stable/12/share/man/man4 Message-ID: <201907161536.x6GFa6iN001073@repo.freebsd.org>
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Author: avg Date: Tue Jul 16 15:36:05 2019 New Revision: 350035 URL: https://svnweb.freebsd.org/changeset/base/350035 Log: MFC r349406: owc.4: document how to set up the 1-wire bus on a device.hints system Modified: stable/12/share/man/man4/owc.4 Directory Properties: stable/12/ (props changed) Modified: stable/12/share/man/man4/owc.4 ============================================================================== --- stable/12/share/man/man4/owc.4 Tue Jul 16 15:28:41 2019 (r350034) +++ stable/12/share/man/man4/owc.4 Tue Jul 16 15:36:05 2019 (r350035) @@ -24,7 +24,7 @@ .\" .\" $FreeBSD$ .\" -.Dd July 20, 2015 +.Dd June 26, 2019 .Dt OWC 4 .Os .Sh NAME @@ -69,6 +69,24 @@ 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). +.El .Sh SEE ALSO .Xr gpiobus 4 , .Xr ow 4 ,
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