diff --git a/Makefile.am b/Makefile.am
index 440b70b..c48a277 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -33,11 +33,6 @@
 
 pkgconfig_DATA = libmctp.pc
 
-if LIBMCTP_UDEV_RAW_KCS
-udevrules_DATA = udev/rules.d/mctp0-raw-kcs3.rules \
-		 udev/rules.d/mctp0-raw-kcs4.rules
-endif
-
 if AUTOCONF_CODE_COVERAGE_2019_01_06
 include $(top_srcdir)/aminclude_static.am
 clean-local: code-coverage-clean
diff --git a/astlpc.c b/astlpc.c
index 33714a8..6de3e37 100644
--- a/astlpc.c
+++ b/astlpc.c
@@ -36,7 +36,6 @@
 #include <linux/aspeed-lpc-ctrl.h>
 
 /* kernel interface */
-static const char *kcs_path = "/dev/mctp0";
 static const char *lpc_path = "/dev/aspeed-lpc-ctrl";
 
 #endif
@@ -1410,7 +1409,8 @@
 	return rc;
 }
 
-static int mctp_astlpc_init_fileio_kcs(struct mctp_binding_astlpc *astlpc)
+static int mctp_astlpc_init_fileio_kcs(struct mctp_binding_astlpc *astlpc,
+				       const char *kcs_path)
 {
 	astlpc->kcs_fd = open(kcs_path, O_RDWR);
 	if (astlpc->kcs_fd < 0)
@@ -1461,7 +1461,7 @@
 	return 0;
 }
 
-struct mctp_binding_astlpc *mctp_astlpc_init_fileio(void)
+struct mctp_binding_astlpc *mctp_astlpc_init_fileio(const char *kcs_path)
 {
 	struct mctp_binding_astlpc *astlpc;
 	int rc;
@@ -1489,7 +1489,7 @@
 		return NULL;
 	}
 
-	rc = mctp_astlpc_init_fileio_kcs(astlpc);
+	rc = mctp_astlpc_init_fileio_kcs(astlpc, kcs_path);
 	if (rc) {
 		free(astlpc);
 		return NULL;
@@ -1498,7 +1498,8 @@
 	return astlpc;
 }
 #else
-struct mctp_binding_astlpc *mctp_astlpc_init_fileio(void)
+struct mctp_binding_astlpc *
+mctp_astlpc_init_fileio(const char *kcs_path __unused)
 {
 	mctp_prlog(MCTP_LOG_ERR, "%s: Missing support for file IO", __func__);
 	return NULL;
diff --git a/configure.ac b/configure.ac
index 28d517e..519083f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -21,12 +21,6 @@
 # pkg-config
 PKG_PROG_PKG_CONFIG
 PKG_INSTALLDIR
-PKG_CHECK_MODULES(udev,
-                  udev,
-                  [PKG_CHECK_VAR(udevdir, udev, udevdir)],
-                  [])
-
-AC_SUBST([udevrulesdir], [$udevdir/rules.d])
 
 AC_ARG_ENABLE([capture],
               [AC_HELP_STRING([--enable-capture],
@@ -41,11 +35,6 @@
 AC_SUBST([pcap_LIBS])
 AM_CONDITIONAL([HAVE_PCAP], [test "x$enable_capture" = "xyes"])
 
-AC_ARG_ENABLE([astlpc-raw-kcs],
-              [AS_HELP_STRING([--enable-astlpc-raw-kcs],
-                              [Use udev rules to symlink raw-kcs device nodes for the astlpc binding])])
-AM_CONDITIONAL([LIBMCTP_UDEV_RAW_KCS], [test -n "$udevdir" -a "x$enable_astlpc_raw_kcs" = "xyes"])
-
 AC_ARG_WITH([systemdsystemunitdir],
      [AS_HELP_STRING([--with-systemdsystemunitdir=DIR], [Directory for systemd service files])],
      [],
@@ -174,6 +163,5 @@
     [AM_CONDITIONAL(AUTOCONF_CODE_COVERAGE_2019_01_06, [false])])
 AX_ADD_AM_MACRO_STATIC([])
 
-AC_CONFIG_FILES([Makefile libmctp.pc udev/rules.d/mctp0-raw-kcs3.rules
-                 udev/rules.d/mctp0-raw-kcs4.rules])
+AC_CONFIG_FILES([Makefile libmctp.pc])
 AC_OUTPUT
diff --git a/libmctp-astlpc.h b/libmctp-astlpc.h
index 110b998..362e4bb 100644
--- a/libmctp-astlpc.h
+++ b/libmctp-astlpc.h
@@ -45,7 +45,7 @@
 int mctp_astlpc_poll(struct mctp_binding_astlpc *astlpc);
 
 /* fileio-based interface */
-struct mctp_binding_astlpc *mctp_astlpc_init_fileio(void);
+struct mctp_binding_astlpc *mctp_astlpc_init_fileio(const char *kcs_path);
 
 struct pollfd;
 int mctp_astlpc_init_pollfd(struct mctp_binding_astlpc *astlpc,
diff --git a/udev/rules.d/mctp0-raw-kcs3.rules.in b/udev/rules.d/mctp0-raw-kcs3.rules.in
deleted file mode 100644
index bf4a76f..0000000
--- a/udev/rules.d/mctp0-raw-kcs3.rules.in
+++ /dev/null
@@ -1 +0,0 @@
-ACTION=="add", DEVPATH=="/devices/virtual/misc/raw-kcs3", SUBSYSTEM=="misc", SYMLINK+="mctp0"
diff --git a/udev/rules.d/mctp0-raw-kcs4.rules.in b/udev/rules.d/mctp0-raw-kcs4.rules.in
deleted file mode 100644
index 1df8e9f..0000000
--- a/udev/rules.d/mctp0-raw-kcs4.rules.in
+++ /dev/null
@@ -1 +0,0 @@
-ACTION=="add", DEVPATH=="/devices/virtual/misc/raw-kcs4", SUBSYSTEM=="misc", SYMLINK+="mctp0"
diff --git a/utils/mctp-demux-daemon.c b/utils/mctp-demux-daemon.c
index 8bb77ba..fae4f35 100644
--- a/utils/mctp-demux-daemon.c
+++ b/utils/mctp-demux-daemon.c
@@ -211,13 +211,16 @@
 			       char *const *params __attribute__((unused)))
 {
 	struct mctp_binding_astlpc *astlpc;
+	const char *path;
 
-	if (n_params) {
-		warnx("astlpc binding does not accept parameters");
+	if (n_params != 1) {
+		warnx("astlpc binding requires kcs device param");
 		return -1;
 	}
 
-	astlpc = mctp_astlpc_init_fileio();
+	path = params[0];
+
+	astlpc = mctp_astlpc_init_fileio(path);
 	if (!astlpc) {
 		warnx("could not initialise astlpc binding");
 		return -1;