134 lines
3.6 KiB
C
134 lines
3.6 KiB
C
/*-
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*
|
|
* Copyright (c) 2021 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.
|
|
*/
|
|
|
|
|
|
#include <sys/cdefs.h>
|
|
#include <sys/param.h>
|
|
#include <sys/bus.h>
|
|
#include <sys/kernel.h>
|
|
#include <sys/module.h>
|
|
#include <sys/taskqueue.h>
|
|
|
|
#include <dev/mmc/bridge.h>
|
|
#include <dev/mmc/mmcbrvar.h>
|
|
#include <dev/mmc/mmcreg.h>
|
|
|
|
#include <dev/mmc/mmc_helpers.h>
|
|
|
|
#include <contrib/dev/acpica/include/acpi.h>
|
|
#include <contrib/dev/acpica/include/accommon.h>
|
|
#include <dev/acpica/acpivar.h>
|
|
|
|
#include <dev/extres/regulator/regulator.h>
|
|
|
|
#include <dev/sdhci/sdhci.h>
|
|
#include <dev/sdhci/sdhci_xenon.h>
|
|
|
|
#include "mmcbr_if.h"
|
|
#include "sdhci_if.h"
|
|
|
|
#include "opt_mmccam.h"
|
|
#include "opt_soc.h"
|
|
|
|
static char *sdhci_xenon_hids[] = {
|
|
"MRVL0002",
|
|
"MRVL0003",
|
|
"MRVL0004",
|
|
NULL
|
|
};
|
|
|
|
static int
|
|
sdhci_xenon_acpi_probe(device_t dev)
|
|
{
|
|
device_t bus;
|
|
int err;
|
|
|
|
bus = device_get_parent(dev);
|
|
|
|
err = ACPI_ID_PROBE(bus, dev, sdhci_xenon_hids, NULL);
|
|
if (err <= 0) {
|
|
device_set_desc(dev, "Armada Xenon SDHCI controller");
|
|
return (err);
|
|
}
|
|
|
|
return (ENXIO);
|
|
}
|
|
|
|
static int
|
|
sdhci_xenon_acpi_attach(device_t dev)
|
|
{
|
|
struct sdhci_xenon_softc *sc;
|
|
struct sdhci_slot *slot;
|
|
struct mmc_helper mmc_helper;
|
|
|
|
sc = device_get_softc(dev);
|
|
memset(&mmc_helper, 0, sizeof(mmc_helper));
|
|
|
|
slot = malloc(sizeof(*slot), M_DEVBUF, M_ZERO | M_WAITOK);
|
|
if (!slot)
|
|
return (ENOMEM);
|
|
|
|
/*
|
|
* Don't use regularators.
|
|
* In ACPI mode the firmware takes care of them for us
|
|
*/
|
|
sc->skip_regulators = true;
|
|
sc->slot = slot;
|
|
|
|
if (mmc_parse(dev, &mmc_helper, &slot->host) != 0)
|
|
return (ENXIO);
|
|
|
|
if (mmc_helper.props & MMC_PROP_NON_REMOVABLE) {
|
|
slot->opt |= SDHCI_NON_REMOVABLE;
|
|
if (bootverbose)
|
|
device_printf(dev, "Non-removable media\n");
|
|
}
|
|
|
|
sc->wp_inverted = mmc_helper.props & MMC_PROP_WP_INVERTED;
|
|
|
|
return (sdhci_xenon_attach(dev));
|
|
}
|
|
|
|
static device_method_t sdhci_xenon_acpi_methods[] = {
|
|
/* device_if */
|
|
DEVMETHOD(device_probe, sdhci_xenon_acpi_probe),
|
|
DEVMETHOD(device_attach, sdhci_xenon_acpi_attach),
|
|
DEVMETHOD(device_detach, sdhci_xenon_detach),
|
|
|
|
DEVMETHOD(sdhci_get_card_present, sdhci_generic_get_card_present),
|
|
|
|
DEVMETHOD_END
|
|
};
|
|
|
|
DEFINE_CLASS_1(sdhci_xenon, sdhci_xenon_acpi_driver, sdhci_xenon_acpi_methods,
|
|
sizeof(struct sdhci_xenon_softc), sdhci_xenon_driver);
|
|
|
|
DRIVER_MODULE(sdhci_xenon, acpi, sdhci_xenon_acpi_driver, NULL, NULL);
|
|
|
|
#ifndef MMCCAM
|
|
MMC_DECLARE_BRIDGE(sdhci_xenon_acpi);
|
|
#endif
|