xref: /netbsd/sys/arch/arm/s3c2xx0/s3c2xx0var.h (revision 35ad48b8)
1 /* $NetBSD: s3c2xx0var.h,v 1.7 2012/01/30 03:28:33 nisimura Exp $ */
2 
3 /*
4  * Copyright (c) 2002 Fujitsu Component Limited
5  * Copyright (c) 2002 Genetec Corporation
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  * 3. Neither the name of The Fujitsu Component Limited nor the name of
17  *    Genetec corporation may not be used to endorse or promote products
18  *    derived from this software without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY FUJITSU COMPONENT LIMITED AND GENETEC
21  * CORPORATION ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
22  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
23  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
24  * DISCLAIMED.  IN NO EVENT SHALL FUJITSU COMPONENT LIMITED OR GENETEC
25  * CORPORATION BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
28  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
29  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
30  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
31  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32  * SUCH DAMAGE.
33  */
34 
35 #ifndef _ARM_S3C2XX0VAR_H_
36 #define _ARM_S3C2XX0VAR_H_
37 
38 #include <sys/bus.h>
39 #include <sys/device.h>
40 
41 struct s3c2xx0_softc {
42 	device_t		sc_dev;
43 
44 	bus_space_tag_t  	sc_iot;
45 
46 	bus_space_handle_t	sc_intctl_ioh;
47 	bus_space_handle_t	sc_memctl_ioh; 	/* Memory controller */
48 	bus_space_handle_t	sc_clkman_ioh; 	/* Clock manager */
49 	bus_space_handle_t	sc_gpio_ioh;  	/* GPIO */
50 	bus_space_handle_t	sc_rtc_ioh; 	/* real time clock */
51 	bus_space_handle_t      sc_dmach;       /* DMA Controller */
52 
53 	bus_dma_tag_t  		sc_dmat;
54 
55 	/* clock frequency */
56 	int sc_fclk;			/* CPU clock */
57 	int sc_hclk;			/* AHB bus clock */
58 	int sc_pclk;			/* peripheral clock */
59 };
60 
61 typedef void *s3c2xx0_chipset_tag_t;
62 
63 struct s3c2xx0_attach_args {
64 	s3c2xx0_chipset_tag_t	sa_sc;
65 	bus_space_tag_t  	sa_iot;
66 	bus_addr_t 		sa_addr;
67 	bus_size_t		sa_size;
68 	int			sa_intr;
69 	int			sa_index;
70 	bus_dma_tag_t    	sa_dmat;
71 };
72 
73 extern struct bus_space s3c2xx0_bs_tag;
74 extern struct s3c2xx0_softc *s3c2xx0_softc;
75 extern struct arm32_bus_dma_tag s3c2xx0_bus_dma;
76 
77 /* Platform needs to provide this */
78 bus_dma_tag_t s3c2xx0_bus_dma_init(struct arm32_bus_dma_tag *);
79 
80 #endif /* _ARM_S3C2XX0VAR_H_ */
81