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diff --git a/sys/arm/mv/ic.c b/sys/arm/mv/ic.c
deleted file mode 100644
--- a/sys/arm/mv/ic.c
+++ /dev/null
@@ -1,310 +0,0 @@
-/*-
- * SPDX-License-Identifier: BSD-2-Clause
- *
- * Copyright (c) 2006 Benno Rice.
- * Copyright (C) 2007-2008 MARVELL INTERNATIONAL LTD.
- * All rights reserved.
- *
- * Adapted and extended to Marvell SoCs by Semihalf.
- *
- * 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 ``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 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.
- *
- * from: FreeBSD: //depot/projects/arm/src/sys/arm/xscale/pxa2x0/pxa2x0_icu.c, rev 1
- */
-
-#include <sys/param.h>
-#include <sys/systm.h>
-#include <sys/bus.h>
-#include <sys/kernel.h>
-#include <sys/ktr.h>
-#include <sys/module.h>
-#include <sys/rman.h>
-#include <machine/bus.h>
-#include <machine/intr.h>
-
-#include <dev/ofw/ofw_bus.h>
-#include <dev/ofw/ofw_bus_subr.h>
-
-#include <arm/mv/mvreg.h>
-#include <arm/mv/mvvar.h>
-
-struct mv_ic_softc {
- struct resource * ic_res[1];
- bus_space_tag_t ic_bst;
- bus_space_handle_t ic_bsh;
- int ic_high_regs;
- int ic_error_regs;
-};
-
-static struct resource_spec mv_ic_spec[] = {
- { SYS_RES_MEMORY, 0, RF_ACTIVE },
- { -1, 0 }
-};
-
-static struct mv_ic_softc *mv_ic_sc = NULL;
-
-static int mv_ic_probe(device_t);
-static int mv_ic_attach(device_t);
-
-uint32_t mv_ic_get_cause(void);
-uint32_t mv_ic_get_mask(void);
-void mv_ic_set_mask(uint32_t);
-uint32_t mv_ic_get_cause_hi(void);
-uint32_t mv_ic_get_mask_hi(void);
-void mv_ic_set_mask_hi(uint32_t);
-uint32_t mv_ic_get_cause_error(void);
-uint32_t mv_ic_get_mask_error(void);
-void mv_ic_set_mask_error(uint32_t);
-static void arm_mask_irq_all(void);
-
-static int
-mv_ic_probe(device_t dev)
-{
-
- if (!ofw_bus_status_okay(dev))
- return (ENXIO);
-
- if (!ofw_bus_is_compatible(dev, "mrvl,pic"))
- return (ENXIO);
-
- device_set_desc(dev, "Marvell Integrated Interrupt Controller");
- return (0);
-}
-
-static int
-mv_ic_attach(device_t dev)
-{
- struct mv_ic_softc *sc;
- uint32_t dev_id, rev_id;
- int error;
-
- sc = (struct mv_ic_softc *)device_get_softc(dev);
-
- if (mv_ic_sc != NULL)
- return (ENXIO);
- mv_ic_sc = sc;
-
- soc_id(&dev_id, &rev_id);
-
- sc->ic_high_regs = 0;
- sc->ic_error_regs = 0;
-
- if (dev_id == MV_DEV_88F6281 ||
- dev_id == MV_DEV_88F6282 ||
- dev_id == MV_DEV_MV78100 ||
- dev_id == MV_DEV_MV78100_Z0)
- sc->ic_high_regs = 1;
-
- if (dev_id == MV_DEV_MV78100 || dev_id == MV_DEV_MV78100_Z0)
- sc->ic_error_regs = 1;
-
- error = bus_alloc_resources(dev, mv_ic_spec, sc->ic_res);
- if (error) {
- device_printf(dev, "could not allocate resources\n");
- return (ENXIO);
- }
-
- sc->ic_bst = rman_get_bustag(sc->ic_res[0]);
- sc->ic_bsh = rman_get_bushandle(sc->ic_res[0]);
-
- /* Mask all interrupts */
- arm_mask_irq_all();
-
- return (0);
-}
-
-static device_method_t mv_ic_methods[] = {
- DEVMETHOD(device_probe, mv_ic_probe),
- DEVMETHOD(device_attach, mv_ic_attach),
- { 0, 0 }
-};
-
-static driver_t mv_ic_driver = {
- "ic",
- mv_ic_methods,
- sizeof(struct mv_ic_softc),
-};
-
-DRIVER_MODULE(ic, simplebus, mv_ic_driver, 0, 0);
-
-int
-arm_get_next_irq(int last)
-{
- u_int filt, irq;
- int next;
-
- filt = ~((last >= 0) ? (2 << last) - 1 : 0);
- irq = mv_ic_get_cause() & mv_ic_get_mask();
- if (irq & filt) {
- next = ffs(irq & filt) - 1;
- goto out;
- }
- if (mv_ic_sc->ic_high_regs) {
- filt = ~((last >= 32) ? (2 << (last - 32)) - 1 : 0);
- irq = mv_ic_get_cause_hi() & mv_ic_get_mask_hi();
- if (irq & filt) {
- next = ffs(irq & filt) + 31;
- goto out;
- }
- }
- if (mv_ic_sc->ic_error_regs) {
- filt = ~((last >= 64) ? (2 << (last - 64)) - 1 : 0);
- irq = mv_ic_get_cause_error() & mv_ic_get_mask_error();
- if (irq & filt) {
- next = ffs(irq & filt) + 63;
- goto out;
- }
- }
- next = -1;
-
- out:
- CTR3(KTR_INTR, "%s: last=%d, next=%d", __func__, last, next);
- return (next);
-}
-
-static void
-arm_mask_irq_all(void)
-{
-
- mv_ic_set_mask(0);
-
- if (mv_ic_sc->ic_high_regs)
- mv_ic_set_mask_hi(0);
-
- if (mv_ic_sc->ic_error_regs)
- mv_ic_set_mask_error(0);
-}
-
-void
-arm_mask_irq(uintptr_t nb)
-{
- uint32_t mr;
-
- if (nb < 32) {
- mr = mv_ic_get_mask();
- mr &= ~(1 << nb);
- mv_ic_set_mask(mr);
-
- } else if ((nb < 64) && mv_ic_sc->ic_high_regs) {
- mr = mv_ic_get_mask_hi();
- mr &= ~(1 << (nb - 32));
- mv_ic_set_mask_hi(mr);
-
- } else if ((nb < 96) && mv_ic_sc->ic_error_regs) {
- mr = mv_ic_get_mask_error();
- mr &= ~(1 << (nb - 64));
- mv_ic_set_mask_error(mr);
- }
-}
-
-void
-arm_unmask_irq(uintptr_t nb)
-{
- uint32_t mr;
-
- if (nb < 32) {
- mr = mv_ic_get_mask();
- mr |= (1 << nb);
- mv_ic_set_mask(mr);
-
- } else if ((nb < 64) && mv_ic_sc->ic_high_regs) {
- mr = mv_ic_get_mask_hi();
- mr |= (1 << (nb - 32));
- mv_ic_set_mask_hi(mr);
-
- } else if ((nb < 96) && mv_ic_sc->ic_error_regs) {
- mr = mv_ic_get_mask_error();
- mr |= (1 << (nb - 64));
- mv_ic_set_mask_error(mr);
- }
-}
-
-void
-mv_ic_set_mask(uint32_t val)
-{
-
- bus_space_write_4(mv_ic_sc->ic_bst, mv_ic_sc->ic_bsh,
- IRQ_MASK, val);
-}
-
-uint32_t
-mv_ic_get_mask(void)
-{
-
- return (bus_space_read_4(mv_ic_sc->ic_bst,
- mv_ic_sc->ic_bsh, IRQ_MASK));
-}
-
-uint32_t
-mv_ic_get_cause(void)
-{
-
- return (bus_space_read_4(mv_ic_sc->ic_bst,
- mv_ic_sc->ic_bsh, IRQ_CAUSE));
-}
-
-void
-mv_ic_set_mask_hi(uint32_t val)
-{
-
- bus_space_write_4(mv_ic_sc->ic_bst, mv_ic_sc->ic_bsh,
- IRQ_MASK_HI, val);
-}
-
-uint32_t
-mv_ic_get_mask_hi(void)
-{
-
- return (bus_space_read_4(mv_ic_sc->ic_bst,
- mv_ic_sc->ic_bsh, IRQ_MASK_HI));
-}
-
-uint32_t
-mv_ic_get_cause_hi(void)
-{
-
- return (bus_space_read_4(mv_ic_sc->ic_bst,
- mv_ic_sc->ic_bsh, IRQ_CAUSE_HI));
-}
-
-void
-mv_ic_set_mask_error(uint32_t val)
-{
-
- bus_space_write_4(mv_ic_sc->ic_bst, mv_ic_sc->ic_bsh,
- IRQ_MASK_ERROR, val);
-}
-
-uint32_t
-mv_ic_get_mask_error(void)
-{
-
- return (bus_space_read_4(mv_ic_sc->ic_bst,
- mv_ic_sc->ic_bsh, IRQ_MASK_ERROR));
-}
-
-uint32_t
-mv_ic_get_cause_error(void)
-{
-
- return (bus_space_read_4(mv_ic_sc->ic_bst,
- mv_ic_sc->ic_bsh, IRQ_CAUSE_ERROR));
-}

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