Index: share/man/man4/Makefile
===================================================================
--- share/man/man4/Makefile
+++ share/man/man4/Makefile
@@ -53,6 +53,7 @@
 	${_bxe.4} \
 	${_aout.4} \
 	${_apic.4} \
+	aq.4 \
 	arcmsr.4 \
 	arswitch.4 \
 	${_asmc.4} \
Index: share/man/man4/aq.4
===================================================================
--- /dev/null
+++ share/man/man4/aq.4
@@ -0,0 +1,50 @@
+.\" Copyright (c) 2025 The FreeBSD Foundation.
+.\"
+.\" SPDX tag
+.Dd December 1, 2025
+.Dt AQ 4
+.Os
+.Sh NAME
+.Nm aq
+.Nd "Aquantia / Marvell AQ1xx 10 Gigabit Ethernet driver"
+.Sh SYNOPSIS
+To load the driver as a module at boot time, place the following line in
+.Xr loader.conf 5 :
+.Bd -literal -offset indent
+if_aq_load="YES"
+.Ed
+.Sh DESCRIPTION
+The
+.Nm
+driver is experimental, and has a number of caveats and limitations.
+It is currently available only as a kernel module.
+.Pp
+The
+.Nm
+device driver provides support for PCIe 1/2.5/5/10 Gigabit Ethernet adapters
+based on
+Aquantia (now Marvell) AQtion AQC1xx Ethernet controllers.
+.Pp
+For more information on configuring this device, see
+.Xr ifconfig 8 .
+.Sh HARDWARE
+The
+.Nm
+driver supports:
+.Pp
+.Bl -bullet -compact
+.It
+aQuantia AQC107
+.It
+aQuantia AQC108
+.It
+aQuantia AQC109
+.It
+aQuantia AQC111
+.It
+aQuantia AQC112
+.El
+.Sh SEE ALSO
+.Xr arp 4 ,
+.Xr miibus 4 ,
+.Xr ifconfig 8