Module Name: src
Committed By: rkujawa
Date: Tue Oct 15 11:22:58 UTC 2013
Modified Files:
src/share/man/man4: mcp980x.4
Log Message:
Add information about user settable resolution via sysctl.
To generate a diff of this commit:
cvs rdiff -u -r1.2 -r1.3 src/share/man/man4/mcp980x.4
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/share/man/man4/mcp980x.4
diff -u src/share/man/man4/mcp980x.4:1.2 src/share/man/man4/mcp980x.4:1.3
--- src/share/man/man4/mcp980x.4:1.2 Sat Jul 20 21:39:58 2013
+++ src/share/man/man4/mcp980x.4 Tue Oct 15 11:22:58 2013
@@ -1,4 +1,4 @@
-.\" $NetBSD: mcp980x.4,v 1.2 2013/07/20 21:39:58 wiz Exp $
+.\" $NetBSD: mcp980x.4,v 1.3 2013/10/15 11:22:58 rkujawa Exp $
.\"
.\" Copyright (c) 2013 The NetBSD Foundation, Inc.
.\" All rights reserved.
@@ -27,7 +27,7 @@
.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
.\" POSSIBILITY OF SUCH DAMAGE.
.\"
-.Dd May 8, 2013
+.Dd October 15, 2013
.Dt MCP980X 4
.Os
.Sh NAME
@@ -38,10 +38,19 @@
.Sh DESCRIPTION
The
.Nm
-driver provides minimal support for the MCP980x series of temperature sensors.
+driver provides support for the MCP980x series of temperature sensors.
It allows reporting ambient temperature through the
.Xr envsys 4
API.
+.Sh SYSCTL VARIABLES
+The following
+.Xr sysctl 3
+variable are provided:
+.Bl -tag -width machdep.mcp980x0.res
+.It Va machdep.mcp980x0.res
+ADC resolution (integer).
+Valid values are 0-3, where 0 is 9-bit (0.5 Celsius degree) and 3 is 12-bit
+(0.0625 Celsius degree) resolution.
.Sh SEE ALSO
.Xr envsys 4
.Sh HISTORY
