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[src/trunk]: src/sys/arch/arm/broadcom G/C
details: https://anonhg.NetBSD.org/src/rev/7cb1bb9c2196
branches: trunk
changeset: 828599:7cb1bb9c2196
user: skrll <skrll%NetBSD.org@localhost>
date: Wed Dec 20 14:51:40 2017 +0000
description:
G/C
diffstat:
sys/arch/arm/broadcom/bcm2835_pm.c | 193 ----------------------------------
sys/arch/arm/broadcom/bcm2835_pmvar.h | 37 ------
2 files changed, 0 insertions(+), 230 deletions(-)
diffs (238 lines):
diff -r ae384572b3d4 -r 7cb1bb9c2196 sys/arch/arm/broadcom/bcm2835_pm.c
--- a/sys/arch/arm/broadcom/bcm2835_pm.c Wed Dec 20 14:35:12 2017 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,193 +0,0 @@
-/* $NetBSD: bcm2835_pm.c,v 1.4 2017/12/10 21:38:26 skrll Exp $ */
-
-/*-
- * Copyright (c) 2012, 2016 The NetBSD Foundation, Inc.
- * All rights reserved.
- *
- * This code is derived from software contributed to The NetBSD Foundation
- * by Nick Hudson
- *
- * 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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 <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: bcm2835_pm.c,v 1.4 2017/12/10 21:38:26 skrll Exp $");
-
-
-#include <sys/param.h>
-#include <sys/systm.h>
-#include <sys/device.h>
-#include <sys/kernel.h>
-#include <sys/timetc.h>
-#include <sys/wdog.h>
-#include <sys/bus.h>
-
-#include <dev/sysmon/sysmonvar.h>
-
-#include <arm/broadcom/bcm2835reg.h>
-#include <arm/broadcom/bcm2835_intr.h>
-#include <arm/broadcom/bcm2835_pmwdogvar.h>
-
-#include <dev/fdt/fdtvar.h>
-
-#ifndef BCM2835_PM_DEFAULT_PERIOD
-#define BCM2835_PM_DEFAULT_PERIOD 15 /* seconds */
-#endif
-
-#define BCM2835_PM_PASSWORD 0x5a000000
-
-#define BCM2835_PM_RSTC 0x1c
-#define BCM2835_PM_RSTC_CONFIGMASK 0x00000030
-#define BCM2835_PM_RSTC_FULL_RESET 0x00000020
-#define BCM2835_PM_RSTC_RESET 0x00000102
-
-#define BCM2835_PM_WDOG 0x24
-#define BCM2835_PM_WDOG_TIMEMASK 0x000fffff
-
-struct bcm2835pmwdog_softc {
- device_t sc_dev;
-
- bus_space_tag_t sc_iot;
- bus_space_handle_t sc_ioh;
-
- struct sysmon_wdog sc_smw;
-};
-
-static struct bcm2835pmwdog_softc *bcm2835pmwdog_sc;
-
-static int bcmpmwdog_match(device_t, cfdata_t, void *);
-static void bcmpmwdog_attach(device_t, device_t, void *);
-
-static void bcmpmwdog_set_timeout(struct bcm2835pmwdog_softc *, uint32_t);
-
-static int bcmpmwdog_setmode(struct sysmon_wdog *);
-static int bcmpmwdog_tickle(struct sysmon_wdog *);
-
-CFATTACH_DECL_NEW(bcmpmwdog_fdt, sizeof(struct bcm2835pmwdog_softc),
- bcmpmwdog_match, bcmpmwdog_attach, NULL, NULL);
-
-/* ARGSUSED */
-static int
-bcmpmwdog_match(device_t parent, cfdata_t match, void *aux)
-{
- const char * const compatible[] = { "brcm,bcm2835-pm-wdt", NULL };
- struct fdt_attach_args * const faa = aux;
-
- return of_match_compatible(faa->faa_phandle, compatible);
-}
-
-static void
-bcmpmwdog_attach(device_t parent, device_t self, void *aux)
-{
- struct bcm2835pmwdog_softc *sc = device_private(self);
- struct fdt_attach_args * const faa = aux;
- const int phandle = faa->faa_phandle;
-
- aprint_naive("\n");
- aprint_normal(": Power management, Reset and Watchdog controller\n");
-
- if (bcm2835pmwdog_sc == NULL)
- bcm2835pmwdog_sc = sc;
-
- sc->sc_dev = self;
- sc->sc_iot = faa->faa_bst;
-
- bus_addr_t addr;
- bus_size_t size;
-
- if (fdtbus_get_reg(phandle, 0, &addr, &size) != 0) {
- aprint_error(": couldn't get register address\n");
- return;
- }
-
- if (bus_space_map(faa->faa_bst, addr, size, 0, &sc->sc_ioh) != 0) {
- aprint_error_dev(sc->sc_dev, "unable to map device\n");
- return;
- }
-
- /* watchdog */
- sc->sc_smw.smw_name = device_xname(sc->sc_dev);
- sc->sc_smw.smw_cookie = sc;
- sc->sc_smw.smw_setmode = bcmpmwdog_setmode;
- sc->sc_smw.smw_tickle = bcmpmwdog_tickle;
- sc->sc_smw.smw_period = BCM2835_PM_DEFAULT_PERIOD;
- if (sysmon_wdog_register(&sc->sc_smw) != 0)
- aprint_error_dev(self, "couldn't register watchdog\n");
-}
-
-static void
-bcmpmwdog_set_timeout(struct bcm2835pmwdog_softc *sc, uint32_t ticks)
-{
- uint32_t tmp, rstc, wdog;
-
- tmp = bus_space_read_4(sc->sc_iot, sc->sc_ioh, BCM2835_PM_RSTC);
-
- rstc = wdog = BCM2835_PM_PASSWORD;
-
- rstc |= tmp & ~BCM2835_PM_RSTC_CONFIGMASK;
- rstc |= BCM2835_PM_RSTC_FULL_RESET;
-
- wdog |= ticks & BCM2835_PM_WDOG_TIMEMASK;
-
- bus_space_write_4(sc->sc_iot, sc->sc_ioh, BCM2835_PM_WDOG, wdog);
- bus_space_write_4(sc->sc_iot, sc->sc_ioh, BCM2835_PM_RSTC, rstc);
-}
-
-static int
-bcmpmwdog_setmode(struct sysmon_wdog *smw)
-{
- struct bcm2835pmwdog_softc *sc = smw->smw_cookie;
- int error = 0;
-
- if ((smw->smw_mode & WDOG_MODE_MASK) == WDOG_MODE_DISARMED) {
- bus_space_write_4(sc->sc_iot, sc->sc_ioh, BCM2835_PM_RSTC,
- BCM2835_PM_PASSWORD | BCM2835_PM_RSTC_RESET);
- } else {
- if (smw->smw_period == WDOG_PERIOD_DEFAULT)
- smw->smw_period = BCM2835_PM_DEFAULT_PERIOD;
- if (smw->smw_period > (BCM2835_PM_WDOG_TIMEMASK >> 16))
- return EINVAL;
- error = bcmpmwdog_tickle(smw);
- }
-
- return error;
-}
-
-static int
-bcmpmwdog_tickle(struct sysmon_wdog *smw)
-{
- struct bcm2835pmwdog_softc *sc = smw->smw_cookie;
- uint32_t timeout = smw->smw_period << 16;
-
- bcmpmwdog_set_timeout(sc, timeout);
-
- return 0;
-}
-
-void
-bcm2835_system_reset(void)
-{
- struct bcm2835pmwdog_softc *sc = bcm2835pmwdog_sc;
- uint32_t timeout = 10;
-
- bcmpmwdog_set_timeout(sc, timeout);
-}
diff -r ae384572b3d4 -r 7cb1bb9c2196 sys/arch/arm/broadcom/bcm2835_pmvar.h
--- a/sys/arch/arm/broadcom/bcm2835_pmvar.h Wed Dec 20 14:35:12 2017 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,37 +0,0 @@
-/* $NetBSD: bcm2835_pmvar.h,v 1.2 2017/12/10 21:38:26 skrll Exp $ */
-
-/*-
- * Copyright (c) 2012 The NetBSD Foundation, Inc.
- * All rights reserved.
- *
- * This code is derived from software contributed to The NetBSD Foundation
- * by Nick Hudson
- *
- * 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
- */
-
-#ifndef _ARM_BROADCOM_BCM2835_PMWDOG_VAR_H_
-#define _ARM_BROADCOM_BCM2835_PMWDOG_VAR_H_
-
-void bcm2835_system_reset(void);
-
-#endif /* _ARM_BROADCOM_BCM2835_PMWDOG_VAR_H_ */
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