NetBSD/sys/arch/arm/xscale/pxa2x0_mci.h

86 lines
2.6 KiB
C

/* $NetBSD: pxa2x0_mci.h,v 1.2 2012/01/21 19:44:28 nonaka Exp $ */
/*-
* Copyright (C) 2006 NONAKA Kimihiro <nonaka@netbsd.org>
* 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.
*/
#ifndef _PXA2X0_MCI_H_
#define _PXA2X0_MCI_H_
#include <sys/bus.h>
#include <sys/device.h>
#include <sys/mutex.h>
#include <sys/condvar.h>
#include <arm/xscale/pxa2x0_dmac.h>
struct pxamci_tag {
void *cookie;
uint32_t (*get_ocr)(void *);
int (*set_power)(void *, uint32_t);
int (*card_detect)(void *);
int (*write_protect)(void *);
};
struct pxamci_softc {
device_t sc_dev;
bus_space_tag_t sc_iot;
bus_space_handle_t sc_ioh;
void *sc_ih;
device_t sc_sdmmc;
struct dmac_xfer *sc_rxdx;
bus_dma_segment_t sc_rxdr; /* read descriptor */
struct dmac_xfer *sc_txdx;
bus_dma_segment_t sc_txdr; /* write descriptor */
struct pxamci_tag sc_tag;
u_int sc_caps;
#define PMC_CAPS_4BIT (1U << 0)
#define PMC_CAPS_NO_DMA (1U << 1)
u_int sc_flags;
#define PMF_CARDINITED (1U << 0)
struct sdmmc_command * volatile sc_cmd; /* command in progress */
uint32_t sc_imask;
uint32_t sc_ocr; /* selected OCR */
int sc_maxblklen; /* maximum block length */
int sc_buswidth; /* current bus width */
u_int sc_clkmin;
u_int sc_clkmax;
u_int sc_clkbase;
uint32_t sc_clkrt;
};
int pxamci_attach_sub(device_t, struct pxaip_attach_args *);
void pxamci_card_detect_event(struct pxamci_softc *);
#endif /* _PXA2X0_MCI_H_ */