xref: /freebsd/sys/dev/mmc/host/dwmmc_var.h (revision a0b9e2e854027e6ff61fb075a1309dbc71c42b54)
1 /*-
2  * Copyright (c) 2014 Ruslan Bukin <br@bsdpad.com>
3  * All rights reserved.
4  *
5  * This software was developed by SRI International and the University of
6  * Cambridge Computer Laboratory under DARPA/AFRL contract (FA8750-10-C-0237)
7  * ("CTSRD"), as part of the DARPA CRASH research programme.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28  * SUCH DAMAGE.
29  *
30  * $FreeBSD$
31  */
32 
33 #ifndef DEV_MMC_HOST_DWMMC_VAR_H
34 #define DEV_MMC_HOST_DWMMC_VAR_H
35 
36 #ifdef EXT_RESOURCES
37 #include <dev/extres/clk/clk.h>
38 #include <dev/extres/hwreset/hwreset.h>
39 #include <dev/extres/regulator/regulator.h>
40 #endif
41 
42 #include "opt_mmccam.h"
43 
44 enum {
45 	HWTYPE_NONE,
46 	HWTYPE_ALTERA,
47 	HWTYPE_EXYNOS,
48 	HWTYPE_HISILICON,
49 	HWTYPE_ROCKCHIP,
50 };
51 
52 struct dwmmc_softc {
53 	struct resource		*res[2];
54 	device_t		dev;
55 	void			*intr_cookie;
56 	struct mmc_host		host;
57 	struct mmc_fdt_helper	mmc_helper;
58 	struct mtx		sc_mtx;
59 #ifdef MMCCAM
60 	union ccb *		ccb;
61 	struct cam_devq *	devq;
62 	struct cam_sim * 	sim;
63 	struct mtx		sim_mtx;
64 #else
65 	struct mmc_request	*req;
66 #endif
67 	struct mmc_command	*curcmd;
68 	uint32_t		flags;
69 	uint32_t		hwtype;
70 	uint32_t		use_auto_stop;
71 	uint32_t		use_pio;
72 	uint32_t		pwren_inverted;
73 	device_t		child;
74 	struct task		card_task;	/* Card presence check task */
75 	struct timeout_task	card_delayed_task;/* Card insert delayed task */
76 
77 	int			(*update_ios)(struct dwmmc_softc *sc, struct mmc_ios *ios);
78 
79 	bus_dma_tag_t		desc_tag;
80 	bus_dmamap_t		desc_map;
81 	struct idmac_desc	*desc_ring;
82 	bus_addr_t		desc_ring_paddr;
83 	bus_dma_tag_t		buf_tag;
84 	bus_dmamap_t		buf_map;
85 
86 	uint32_t		bus_busy;
87 	uint32_t		dto_rcvd;
88 	uint32_t		acd_rcvd;
89 	uint32_t		cmd_done;
90 	uint64_t		bus_hz;
91 	uint32_t		fifo_depth;
92 	uint32_t		num_slots;
93 	uint32_t		sdr_timing;
94 	uint32_t		ddr_timing;
95 
96 #ifdef EXT_RESOURCES
97 	clk_t			biu;
98 	clk_t			ciu;
99 	hwreset_t		hwreset;
100 	regulator_t		vmmc;
101 	regulator_t		vqmmc;
102 #endif
103 };
104 
105 DECLARE_CLASS(dwmmc_driver);
106 
107 int dwmmc_attach(device_t);
108 int dwmmc_detach(device_t);
109 
110 #endif
111