1/*
2 * Copyright (c) 2002, 2005  Genetec corp.  All rights reserved.
3 * Written by Hiroyuki Bessho for Genetec corp.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 3. The name of Genetec corp. may not be used to endorse
14 *    or promote products derived from this software without specific prior
15 *    written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY GENETEC CORP. ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
19 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL GENETEC CORP.
21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27 * POSSIBILITY OF SUCH DAMAGE.
28 */
29
30#ifndef _EVBARM_G42XXEB_REG_H
31#define _EVBARM_G42XXEB_REG_H
32
33#include <arm/xscale/pxa2x0reg.h>
34
35/* g42xxeb on-board IOs */
36#define G42XXEB_PLDREG_BASE	PXA2X0_CS3_START /* Phisical address */
37#define G42XXEB_PLDREG_SIZE	0x00000100
38
39#define G42XXEB_AX88796_PBASE (PXA2X0_CS3_START+0x02000000)
40
41
42/*
43 * Logical mapping for onboard/integrated peripherals
44 * that are used while bootstrapping.
45 */
46#define G42XXEB_IO_AREA_VBASE  0xfd000000
47#define G42XXEB_PLDREG_VBASE	0xfd000000
48#define G42XXEB_INTCTL_VBASE	0xfd100000
49#define G42XXEB_CLKMAN_VBASE	0xfd200000
50#define G42XXEB_GPIO_VBASE	0xfd300000
51#define G42XXEB_FFUART_VBASE	0xfd400000
52#define G42XXEB_BTUART_VBASE	0xfd500000
53
54/*
55 * Onboard register address
56 * (offset from G42XXEB_OBIO_PBASE)
57 */
58#define G42XXEB_INTSTS1	0x0a
59#define G42XXEB_INTSTS2	0x0c
60#define G42XXEB_INTCNTL  	0x0e
61#define G42XXEB_INTCNTH  	0x10
62#define G42XXEB_INTMASK	0x14
63
64#define  G42XXEB_INT_MMCSD     0
65#define  G42XXEB_INT_SDIO      1
66#define  G42XXEB_INT_EXT0      2
67#define  G42XXEB_INT_EXT1      3
68#define  G42XXEB_INT_USB       4
69#define  G42XXEB_INT_ETH       5
70#define  G42XXEB_INT_CODEC     6
71#define  G42XXEB_INT_EXT2      7
72#define  G42XXEB_INT_KEY       8
73#define  G42XXEB_INT_EXT3      9
74
75#define  G42XXEB_N_INTS 	10
76
77/* interrupt type */
78#define G42XXEB_INT_LEVEL_LOW   	0
79#define G42XXEB_INT_LEVEL_HIGH  	1
80#define G42XXEB_INT_EDGE_FALLING	4
81#define G42XXEB_INT_EDGE_RISING	5
82#define G42XXEB_INT_EDGE_BOTH  	6
83
84
85#define G42XXEB_DIPSW 		0x16
86#define G42XXEB_LED   		0x18
87
88#define G42XXEB_RST        	0x1a
89#define  RST_ASIX88796     	(1<<0)
90#define  RST_EXT(n) 		(1<<((n)+1))
91#define G42XXEB_EXTCTRL	0x1c
92#define G42XXEB_OPTBRDID       0x20
93#define G42XXEB_PLDVER         0x22
94
95
96#define G42XXEB_LCDCTL         0x28
97#define  LCDCTL_BL_ON	(1<<7)
98#define  LCDCTL_DPSH	(1<<1)
99#define  LCDCTL_DPSV	(1<<0)
100#define  LCDCTL_BL_PWM_SHIFT  8		/* Backlight blightness */
101#define  LCDCTL_BL_PWN  (0xff<<LCDCTL_BL_PWM_SHIFT)
102
103#define G42XXEB_KEYSCAN	0x2a
104#define  KEYSCAN_SCAN_OUT   	0x1f00
105#define  KEYSCAN_SENSE_IN       0x0f
106#define G42XXEB_WP         	0x2c // SD/MMC write protect status
107
108#define ioreg_read(a)  (*(volatile unsigned *)(a))
109#define ioreg_write(a,v)  (*(volatile unsigned *)(a)=(v))
110
111#define ioreg16_read(a)  (*(volatile uint16_t *)(a))
112#define ioreg16_write(a,v)  (*(volatile uint16_t *)(a)=(v))
113
114#define ioreg8_read(a)  (*(volatile uint8_t *)(a))
115#define ioreg8_write(a,v)  (*(volatile uint8_t *)(a)=(v))
116
117#define pldreg16_read(off)	ioreg16_read(G42XXEB_PLDREG_VBASE+(off))
118#define pldreg16_write(off,v)	ioreg16_write(G42XXEB_PLDREG_VBASE+(off),v)
119#define pldreg8_read(off)	ioreg8_read(G42XXEB_PLDREG_VBASE+(off))
120#define pldreg8_write(off,v)	ioreg8_write(G42XXEB_PLDREG_VBASE+(off),v)
121
122#endif /* _EVBARM_G42XXEB_REG_H */
123