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add plmmc(4) glue

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This commit is contained in:
jmcneill 2015-01-27 16:34:34 +00:00
parent 14e804e4a7
commit c856dd1c49
2 changed files with 97 additions and 1 deletions
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5
sys/arch/evbarm/ifpga/ifpgareg.h
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@ -1,4 +1,4 @@
/* $NetBSD: ifpgareg.h,v 1.6 2015/01/26 08:55:41 skrll Exp $ */
/* $NetBSD: ifpgareg.h,v 1.7 2015/01/27 16:34:34 jmcneill Exp $ */
/*
* Copyright (c) 2001 ARM Ltd
@ -34,6 +34,9 @@
#define IFPGA_UART_CLK 14745600 /* Uart REFCLK freq */
#define IFPGA_UART_SIZE 0x24
#define IFPGA_MMC_CLK 14745600 /* MMC_5 freq */
#define IFPGA_MMC_SIZE 0x1000
/*
* IFPGA registers
*/

93
sys/arch/evbarm/ifpga/plmmc_ifpga.c Normal file
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@ -0,0 +1,93 @@
/* $NetBSD: plmmc_ifpga.c,v 1.1 2015/01/27 16:34:34 jmcneill Exp $ */
/*-
* Copyright (c) 2015 Jared D. McNeill <jmcneill@invisible.ca>
* All rights reserved.
*
* 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>
__KERNEL_RCSID(0, "$NetBSD: plmmc_ifpga.c,v 1.1 2015/01/27 16:34:34 jmcneill Exp $");
#include <sys/types.h>
#include <sys/device.h>
#include <sys/systm.h>
#include <sys/param.h>
#include <sys/malloc.h>
#include <sys/termios.h>
#include <machine/intr.h>
#include <sys/bus.h>
#include <dev/ic/pl181reg.h>
#include <dev/ic/pl181var.h>
#include <evbarm/ifpga/ifpgareg.h>
#include <evbarm/ifpga/ifpgavar.h>
static int plmmc_ifpga_match(device_t, cfdata_t, void *);
static void plmmc_ifpga_attach(device_t, device_t, void *);
static void plmmc_ifpga_attach_i(device_t);
CFATTACH_DECL_NEW(plmmc_ifpga, sizeof(struct plmmc_softc),
plmmc_ifpga_match, plmmc_ifpga_attach, NULL, NULL);
static int
plmmc_ifpga_match(device_t parent, cfdata_t cf, void *aux)
{
return 1;
}
static void
plmmc_ifpga_attach(device_t parent, device_t self, void *aux)
{
struct plmmc_softc *sc = device_private(self);
struct ifpga_attach_args *ifa = aux;
sc->sc_dev = self;
sc->sc_clock_freq = IFPGA_MMC_CLK;
sc->sc_bst = ifa->ifa_iot;
if (bus_space_map(ifa->ifa_iot, ifa->ifa_addr, IFPGA_MMC_SIZE, 0,
&sc->sc_bsh)) {
printf("%s: unable to map device\n", device_xname(sc->sc_dev));
return;
}
aprint_naive("\n");
aprint_normal("\n");
#if 0
sc->sc_ih = ifpga_intr_establish(ifa->ifa_irq, IPL_BIO, plmmc_intr, sc);
#endif
config_interrupts(self, plmmc_ifpga_attach_i);
}
static void
plmmc_ifpga_attach_i(device_t self)
{
struct plmmc_softc *sc = device_private(self);
plmmc_init(sc);
}