diff --git a/sys/conf/files.riscv b/sys/conf/files.riscv
--- a/sys/conf/files.riscv
+++ b/sys/conf/files.riscv
@@ -59,7 +59,6 @@
riscv/riscv/riscv_console.c optional rcons
riscv/riscv/riscv_syscon.c optional ext_resources syscon riscv_syscon fdt
riscv/riscv/sbi.c standard
-riscv/riscv/soc.c standard
riscv/riscv/stack_machdep.c optional ddb | stack
riscv/riscv/support.S standard
riscv/riscv/swtch.S standard
diff --git a/sys/riscv/riscv/soc.c b/sys/riscv/riscv/soc.c
deleted file mode 100644
--- a/sys/riscv/riscv/soc.c
+++ /dev/null
@@ -1,112 +0,0 @@
-/*-
- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
- *
- * Copyright (c) 2018 Ruslan Bukin
- * All rights reserved.
- *
- * This software was developed by SRI International and the University of
- * Cambridge Computer Laboratory under DARPA/AFRL contract FA8750-10-C-0237
- * ("CTSRD"), as part of the DARPA CRASH research programme.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include
-__FBSDID("$FreeBSD$");
-
-#include
-#include
-#include
-#include
-
-#include
-#include
-
-struct soc_softc {
- struct simplebus_softc simplebus_sc;
- device_t dev;
-};
-
-static int
-soc_probe(device_t dev)
-{
-
- if (!ofw_bus_status_okay(dev))
- return (ENXIO);
-
- if (!ofw_bus_is_compatible(dev, "riscv-virtio-soc"))
- return (ENXIO);
-
- device_set_desc(dev, "RISC-V SoC");
-
- return (BUS_PROBE_DEFAULT);
-}
-
-static int
-soc_attach(device_t dev)
-{
- struct soc_softc *sc;
- phandle_t node;
-
- sc = device_get_softc(dev);
- sc->dev = dev;
-
- node = ofw_bus_get_node(dev);
- if (node == -1)
- return (ENXIO);
-
- simplebus_init(dev, node);
-
- /*
- * Allow devices to identify.
- */
- bus_generic_probe(dev);
-
- /*
- * Now walk the OFW tree and attach top-level devices.
- */
- for (node = OF_child(node); node > 0; node = OF_peer(node))
- simplebus_add_device(dev, node, 0, NULL, -1, NULL);
-
- return (bus_generic_attach(dev));
-}
-
-static int
-soc_detach(device_t dev)
-{
-
- return (0);
-}
-
-static device_method_t soc_methods[] = {
- DEVMETHOD(device_probe, soc_probe),
- DEVMETHOD(device_attach, soc_attach),
- DEVMETHOD(device_detach, soc_detach),
- DEVMETHOD_END
-};
-
-DEFINE_CLASS_1(soc, soc_driver, soc_methods, sizeof(struct soc_softc),
- simplebus_driver);
-static devclass_t soc_devclass;
-EARLY_DRIVER_MODULE(soc, simplebus, soc_driver, soc_devclass, 0, 0,
- BUS_PASS_INTERRUPT + BUS_PASS_ORDER_MIDDLE);
-MODULE_VERSION(soc, 1);