Add cdsdhc(4), a driver for the Cadence SD/SDIO/eMMC host controller.

Tested on a PolarFire SoC.

2 files changed, 42 insertions, 2 deletions

diff --git a/share/man/man4/Makefile b/share/man/man4/Makefile
index 76ecf61b10f..9c2d00569c3 100644
--- a/share/man/man4/Makefile
+++ b/share/man/man4/Makefile
@@ -1,4 +1,4 @@
-#	$OpenBSD: Makefile,v 1.816 2022/01/10 04:59:19 jsg Exp $
+#	$OpenBSD: Makefile,v 1.817 2022/01/18 07:53:39 visa Exp $
 
 MAN=	aac.4 abcrtc.4 abl.4 ac97.4 acphy.4 acrtc.4 \
 	acpi.4 acpiac.4 acpials.4 acpiasus.4 acpibat.4 \
@@ -24,7 +24,7 @@ MAN=	aac.4 abcrtc.4 abl.4 ac97.4 acphy.4 acrtc.4 \
 	berkwdt.4 bge.4 bgw.4 bio.4 bpe.4 bktr.4 bmtphy.4 bnx.4 bnxt.4 \
 	boca.4 bpf.4 brgphy.4 bridge.4 brswphy.4 bse.4 bwfm.4 bwi.4 bytgpio.4 \
 	cac.4 cad.4 cas.4 cardbus.4 carp.4 ccp.4 ccpmic.4 cd.4 cdce.4 \
-	cduart.4 cfxga.4 \
+	cdsdhc.4 cduart.4 cfxga.4 \
 	ch.4 chvgpio.4 ciphy.4 ciss.4 clcs.4 clct.4 cmpci.4 \
 	com.4 cue.4 cwfg.4 cy.4 cz.4 \
 	dapmic.4 \
diff --git a/share/man/man4/cdsdhc.4 b/share/man/man4/cdsdhc.4
new file mode 100644
index 00000000000..9203eff4c73
--- /dev/null
+++ b/share/man/man4/cdsdhc.4
@@ -0,0 +1,40 @@
+.\"	$OpenBSD: cdsdhc.4,v 1.1 2022/01/18 07:53:39 visa Exp $
+.\"
+.\" Copyright (c) 2022 Visa Hankala
+.\"
+.\" Permission to use, copy, modify, and distribute this software for any
+.\" purpose with or without fee is hereby granted, provided that the above
+.\" copyright notice and this permission notice appear in all copies.
+.\"
+.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+.\"
+.Dd $Mdocdate: January 18 2022 $
+.Dt CDSDHC 4
+.Os
+.Sh NAME
+.Nm cdsdhc
+.Nd Cadence SD/SDIO/eMMC host controller
+.Sh SYNOPSIS
+.Cd "cdsdhc* at fdt?"
+.Cd "sdmmc* at cdsdhc?"
+.Sh DESCRIPTION
+The
+.Nm
+driver provides support for the Cadence SD/SDIO/eMMC host controller,
+which provides an interface to the
+.Xr sdmmc 4
+bus.
+.Sh SEE ALSO
+.Xr intro 4 ,
+.Xr sdmmc 4
+.Sh HISTORY
+The
+.Nm
+driver first appeared in
+.Ox 7.1 .