From 15f33880a8941de7903bbc79cb4d0e6c8d9a5b13 Mon Sep 17 00:00:00 2001 From: Uwe Stuehler Date: Mon, 19 Mar 2007 00:26:48 +0000 Subject: Describe the pxammc(4) driver --- share/man/man4/man4.zaurus/Makefile | 6 +++--- share/man/man4/man4.zaurus/pxammc.4 | 41 +++++++++++++++++++++++++++++++++++++ 2 files changed, 44 insertions(+), 3 deletions(-) create mode 100644 share/man/man4/man4.zaurus/pxammc.4 (limited to 'share/man') diff --git a/share/man/man4/man4.zaurus/Makefile b/share/man/man4/man4.zaurus/Makefile index 86b9fe90634..8a527e0e06e 100644 --- a/share/man/man4/man4.zaurus/Makefile +++ b/share/man/man4/man4.zaurus/Makefile @@ -1,9 +1,9 @@ -# $OpenBSD: Makefile,v 1.9 2005/11/17 05:26:31 uwe Exp $ +# $OpenBSD: Makefile,v 1.10 2007/03/19 00:26:47 uwe Exp $ # TODO: aupxa(eventually) cpu MAN= apm.4 autoconf.4 intro.4 lcd.4 mem.4 pxadmac.4 \ - pxagpio.4 pxaintc.4 pxaip.4 pxapcic.4 pxaudc.4 saost.4 scoop.4 \ - zaudio.4 zkbd.4 zrc.4 zssp.4 zts.4 + pxagpio.4 pxaintc.4 pxaip.4 pxammc.4 pxapcic.4 pxaudc.4 \ + saost.4 scoop.4 zaudio.4 zkbd.4 zrc.4 zssp.4 zts.4 MLINKS+= mem.4 kmem.4 MANSUBDIR=zaurus diff --git a/share/man/man4/man4.zaurus/pxammc.4 b/share/man/man4/man4.zaurus/pxammc.4 new file mode 100644 index 00000000000..6a0284e01d4 --- /dev/null +++ b/share/man/man4/man4.zaurus/pxammc.4 @@ -0,0 +1,41 @@ +.\" $OpenBSD: pxammc.4,v 1.1 2007/03/19 00:26:47 uwe Exp $ +.\" +.\" Uwe Stuehler, 2007. Public Domain. +.\" +.Dd March 19, 2007 +.Dt PXAMMC 4 zaurus +.Os +.Sh NAME +.Nm pxammc +.Nd MMC/SD/SDIO controller +.Sh SYNOPSIS +.Cd "pxammc0 at pxaip?" +.Cd "sdmmc* at pxammc?" +.Sh DESCRIPTION +The +.Nm +driver supports the MMC/SD/SDIO controller integrated in PXA255 and +PXA27x processors. +.Pp +The +.Xr sdmmc 4 +subsystem performs SD/MMC transactions to communicate with whatever +MMC/SD/SDIO devices are inserted into the card slot. +.Sh SEE ALSO +.Xr intro 4 , +.Xr sdmmc 4 +.Sh HISTORY +The +.Nm +driver first appeared in +.Ox 4.2 . +.Sh AUTHORS +.An -nosplit +The +.Nm +driver was written by +.An Uwe Stuehler Aq uwe@openbsd.org . +.Sh CAVEATS +To work around a problem stated in an errata for the PXA27x processor +family, the driver limits the bus frequency to 9.75 MHz instead of the +theoretically supported maximum frequency of 19.5 MHz. -- cgit v1.2.3