1 /*
2  * linux/include/asm-arm/arch-sa1100/system3.h
3  *
4  * Copyright (C) 2001 Stefan Eletzhofer <stefan.eletzhofer@eletztrick.de>
5  *
6  * $Id: system3.h,v 1.2.4.2 2001/12/04 14:58:50 seletz Exp $
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License version 2 as
10  * published by the Free Software Foundation.
11  *
12  * $Log: system3.h,v $
13  * Revision 1.2.4.2  2001/12/04 14:58:50  seletz
14  * - removed neponset hack
15  * - removed irq definitions (now in irqs.h)
16  *
17  * Revision 1.2.4.1  2001/12/04 12:51:18  seletz
18  * - re-added from linux_2_4_8_ac12_rmk1_np1_pt1
19  *
20  * Revision 1.2.2.2  2001/11/16 13:58:43  seletz
21  * - simplified cpld register access
22  *
23  * Revision 1.2.2.1  2001/10/15 16:17:20  seletz
24  * - first revision
25  *
26  *
27  */
28 
29 #ifndef __ASM_ARCH_HARDWARE_H
30 #error "include <asm/hardware.h> instead"
31 #endif
32 
33 /* System 3 LCD */
34 #define SYS3LCD			SKPEN0
35 #define SYS3LCDBACKL	SKPEN1
36 #define SYS3LCDBRIGHT	SKPWM0
37 #define SYS3LCDCONTR	SKPWM1
38 
39 #define PT_CPLD_BASE		(0x10000000)
40 #define PT_SMC_BASE			(0x18000000)
41 #define PT_SA1111_BASE		(0x40000000)
42 
43 #define Ptcpld_p2v( x )	((x) - PT_CPLD_BASE + 0xf3000000)
44 #define Ptcpld_v2p( x )	((x) - 0xf3000000 + PT_CPLD_BASE)
45 
46 #define _PT_SYSID	( PT_CPLD_BASE + 0x00 )
47 #define _PT_IRQSR	( PT_CPLD_BASE + 0x24 )
48 #define _PT_CTRL0	( PT_CPLD_BASE + 0x90 )
49 #define _PT_CTRL1	( PT_CPLD_BASE + 0xA0 )
50 #define _PT_CTRL2	( PT_CPLD_BASE + 0xB0 )
51 
52 #define PT_SYSID	(*((volatile u_char *)Ptcpld_p2v( _PT_SYSID )))
53 #define PT_IRQSR	(*((volatile u_char *)Ptcpld_p2v( _PT_IRQSR )))
54 #define PT_CTRL0	(*((volatile u_char *)Ptcpld_p2v( _PT_CTRL0 )))
55 #define PT_CTRL1	(*((volatile u_char *)Ptcpld_p2v( _PT_CTRL1 )))
56 #define PT_CTRL2	(*((volatile u_char *)Ptcpld_p2v( _PT_CTRL2 )))
57 
58 #define PTCTRL0_set( x )	PT_CTRL0 |= (x)
59 #define PTCTRL1_set( x )	PT_CTRL1 |= (x)
60 #define PTCTRL2_set( x )	PT_CTRL2 |= (x)
61 #define PTCTRL0_clear( x )	PT_CTRL0 &= ~(x)
62 #define PTCTRL1_clear( x )	PT_CTRL1 &= ~(x)
63 #define PTCTRL2_clear( x )	PT_CTRL2 &= ~(x)
64 
65 /* System ID register */
66 
67 /* IRQ Source Register */
68 #define PT_IRQ_LAN		( 1<<0 )
69 #define PT_IRQ_X		( 1<<1 )
70 #define PT_IRQ_SA1111	( 1<<2 )
71 #define PT_IRQ_RS1		( 1<<3 )
72 #define PT_IRQ_RS1_RING	( 1<<4 )
73 #define PT_IRQ_RS1_DCD	( 1<<5 )
74 #define PT_IRQ_RS1_DSR	( 1<<6 )
75 #define PT_IRQ_RS2		( 1<<7 )
76 
77 /* FIXME */
78 #define PT_IRQ_USAR		( 1<<1 )
79 
80 /* CTRL 0 */
81 #define PT_CTRL0_USBSLAVE	( 1<<0 )
82 #define PT_CTRL0_USBHOST	( 1<<1 )
83 #define PT_CTRL0_LCD_BL		( 1<<2 )
84 #define PT_CTRL0_LAN_EN		( 1<<3 )	/* active low */
85 #define PT_CTRL0_IRDA_M(x)	( (((u_char)x)&0x03)<<4 )
86 #define PT_CTRL0_IRDA_M0	( 1<<4 )
87 #define PT_CTRL0_IRDA_M1	( 1<<5 )
88 #define PT_CTRL0_IRDA_FSEL	( 1<<6 )
89 #define PT_CTRL0_LCD_EN		( 1<<7 )
90 
91 #define PT_CTRL0_INIT	( PT_CTRL0_USBSLAVE | PT_CTRL0_USBHOST | \
92 						PT_CTRL0_LCD_BL | PT_CTRL0_LAN_EN | PT_CTRL0_LCD_EN )
93 
94 /* CTRL 1 */
95 #define PT_CTRL1_RS3_MUX(x) ( (((u_char)x)&0x03)<<0 )
96 #define PT_CTRL1_RS3_MUX0	( 1<<0 )
97 #define PT_CTRL1_RS3_MUX1	( 1<<1 )
98 #define PT_CTRL1_RS3_RST	( 1<<2 )
99 #define PT_CTRL1_RS3_RS485_TERM	( 1<<4 )
100 #define PT_CTRL1_X			( 1<<4 )
101 #define PT_CTRL1_PCMCIA_A0VPP	( 1<<6 )
102 #define PT_CTRL1_PCMCIA_A1VPP	( 1<<7 )
103 
104 #define PT_RS3_MUX_ALIRS	( 0 )
105 #define PT_RS3_MUX_IDATA	( 1 )
106 #define PT_RS3_MUX_RADIO	( 2 )
107 #define PT_RS3_MUX_RS485	( 3 )
108 
109 /* CTRL 2 */
110 #define PT_CTRL2_RS1_RTS	( 1<<0 )
111 #define PT_CTRL2_RS1_DTR	( 1<<1 )
112