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📁 a10
📄 a10_ahci.c(11.44 KB)
📄 a10_codec.c(29.85 KB)
📄 a10_dmac.c(12.17 KB)
📄 a10_dmac.h(6.83 KB)
📄 a10_fb.c(17.2 KB)
📄 a10_hdmi.c(18.95 KB)
📄 a10_hdmiaudio.c(9.97 KB)
📄 a10_sramc.c(3.91 KB)
📄 a10_sramc.h(1.52 KB)
📄 a10_timer.c(12.38 KB)
📁 a13
📁 a20
📁 a31
📄 a31_dmac.c(13.94 KB)
📁 a33
📁 a64
📁 a83t
📄 allwinner_pinctrl.h(1.7 KB)
📄 aw_ccu.c(5.9 KB)
📄 aw_cir.c(13.36 KB)
📄 aw_dwc3.c(3.97 KB)
📄 aw_gmacclk.c(6.93 KB)
📄 aw_gpio.c(36.07 KB)
📄 aw_if_dwc.c(3.9 KB)
📄 aw_machdep.c(8.02 KB)
📄 aw_machdep.h(1.98 KB)
📄 aw_mmc.c(39.6 KB)
📄 aw_mmc.h(9.06 KB)
📄 aw_mp.c(8.67 KB)
📄 aw_mp.h(1.47 KB)
📄 aw_nmi.c(10.26 KB)
📄 aw_pwm.c(9.53 KB)
📄 aw_reset.c(4.18 KB)
📄 aw_rsb.c(12.05 KB)
📄 aw_rtc.c(9.8 KB)
📄 aw_sid.c(9.79 KB)
📄 aw_sid.h(1.57 KB)
📄 aw_spi.c(15.6 KB)
📄 aw_syscon.c(2.85 KB)
📄 aw_thermal.c(17.66 KB)
📄 aw_ts.c(5.76 KB)
📄 aw_usb3phy.c(7.97 KB)
📄 aw_usbphy.c(13.26 KB)
📄 aw_wdog.c(6.98 KB)
📄 aw_wdog.h(1.47 KB)
📄 axp209.c(33.15 KB)
📄 axp209reg.h(7.7 KB)
📄 axp81x.c(40.28 KB)
📁 clkng
📄 files.allwinner(1.87 KB)
📄 files.allwinner_up(49 B)
📁 h3
📁 h6
📄 if_awg.c(46.56 KB)
📄 if_awgreg.h(5.64 KB)
📄 if_emac.c(28.38 KB)
📄 if_emacreg.h(6.45 KB)
📄 std.allwinner(298 B)
📄 std.allwinner_up(280 B)
📄 sunxi_dma_if.m(2.43 KB)

Editing: aw_syscon.c

/*-
 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
 *
 * Copyright (c) 2018 Kyle Evans <kevans@FreeBSD.org>
 *
 * 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.
 */

/*
 * Allwinner syscon driver
 */

#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");

#include <sys/param.h>
#include <sys/bus.h>
#include <sys/kernel.h>
#include <sys/module.h>
#include <sys/mutex.h>
#include <sys/rman.h>
#include <machine/bus.h>

#include <dev/ofw/openfirm.h>
#include <dev/ofw/ofw_bus.h>
#include <dev/ofw/ofw_bus_subr.h>

#include <dev/extres/syscon/syscon.h>
#include <dev/extres/syscon/syscon_generic.h>

static struct ofw_compat_data compat_data[] = {
	{"allwinner,sun50i-a64-system-controller", 1},
	{"allwinner,sun50i-a64-system-control", 1},
	{"allwinner,sun8i-a83t-system-controller", 1},
	{"allwinner,sun8i-h3-system-controller", 1},
	{"allwinner,sun8i-h3-system-control", 1},
	{"allwinner,sun50i-h5-system-control", 1},
	{NULL,             0}
};

static int
aw_syscon_probe(device_t dev)
{

if (!ofw_bus_status_okay(dev))
		return (ENXIO);
	if (ofw_bus_search_compatible(dev, compat_data)->ocd_data == 0)
		return (ENXIO);

device_set_desc(dev, "Allwinner syscon");
	return (BUS_PROBE_DEFAULT);
}

static device_method_t aw_syscon_methods[] = {
	DEVMETHOD(device_probe, aw_syscon_probe),

DEVMETHOD_END
};

DEFINE_CLASS_1(aw_syscon, aw_syscon_driver, aw_syscon_methods,
    sizeof(struct syscon_generic_softc), syscon_generic_driver);

static devclass_t aw_syscon_devclass;
/* aw_syscon needs to attach prior to if_awg */
EARLY_DRIVER_MODULE(aw_syscon, simplebus, aw_syscon_driver, aw_syscon_devclass,
    0, 0, BUS_PASS_SCHEDULER + BUS_PASS_ORDER_LAST);
MODULE_VERSION(aw_syscon, 1);

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Editing: aw_syscon.c

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