xref: /OK3568_Linux_fs/u-boot/arch/arm/include/asm/arch-pxa/hardware.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  *  linux/include/asm-arm/arch-pxa/hardware.h
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  *  Author:	Nicolas Pitre
5*4882a593Smuzhiyun  *  Created:	Jun 15, 2001
6*4882a593Smuzhiyun  *  Copyright:	MontaVista Software Inc.
7*4882a593Smuzhiyun  *
8*4882a593Smuzhiyun  * This program is free software; you can redistribute it and/or modify
9*4882a593Smuzhiyun  * it under the terms of the GNU General Public License version 2 as
10*4882a593Smuzhiyun  * published by the Free Software Foundation.
11*4882a593Smuzhiyun  *
12*4882a593Smuzhiyun  * Note: This file was taken from linux-2.4.19-rmk4-pxa1
13*4882a593Smuzhiyun  *
14*4882a593Smuzhiyun  * - 2003/01/20 implementation specifics activated
15*4882a593Smuzhiyun  *   Robert Schwebel <r.schwebel@pengutronix.de>
16*4882a593Smuzhiyun  */
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun #ifndef __ASM_ARCH_HARDWARE_H
19*4882a593Smuzhiyun #define __ASM_ARCH_HARDWARE_H
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun #include <asm/mach-types.h>
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun /*
24*4882a593Smuzhiyun  * Define CONFIG_CPU_MONAHANS in case some CPU of the PXA3xx family is selected.
25*4882a593Smuzhiyun  * PXA300/310/320 all have distinct register mappings in some cases, that's why
26*4882a593Smuzhiyun  * the exact CPU has to be selected. CONFIG_CPU_MONAHANS is a helper for common
27*4882a593Smuzhiyun  * drivers and compatibility glue with old source then.
28*4882a593Smuzhiyun  */
29*4882a593Smuzhiyun #ifndef	CONFIG_CPU_MONAHANS
30*4882a593Smuzhiyun #if	defined(CONFIG_CPU_PXA300) || \
31*4882a593Smuzhiyun 	defined(CONFIG_CPU_PXA310) || \
32*4882a593Smuzhiyun 	defined(CONFIG_CPU_PXA320)
33*4882a593Smuzhiyun #define	CONFIG_CPU_MONAHANS
34*4882a593Smuzhiyun #endif
35*4882a593Smuzhiyun #endif
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun /*
38*4882a593Smuzhiyun  * These are statically mapped PCMCIA IO space for designs using it as a
39*4882a593Smuzhiyun  * generic IO bus, typically with ISA parts, hardwired IDE interfaces, etc.
40*4882a593Smuzhiyun  * The actual PCMCIA code is mapping required IO region at run time.
41*4882a593Smuzhiyun  */
42*4882a593Smuzhiyun #define PCMCIA_IO_0_BASE	0xf6000000
43*4882a593Smuzhiyun #define PCMCIA_IO_1_BASE	0xf7000000
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun 
46*4882a593Smuzhiyun /*
47*4882a593Smuzhiyun  * We requires absolute addresses.
48*4882a593Smuzhiyun  */
49*4882a593Smuzhiyun #define PCIO_BASE		0
50*4882a593Smuzhiyun 
51*4882a593Smuzhiyun /*
52*4882a593Smuzhiyun  * Workarounds for at least 2 errata so far require this.
53*4882a593Smuzhiyun  * The mapping is set in mach-pxa/generic.c.
54*4882a593Smuzhiyun  */
55*4882a593Smuzhiyun #define UNCACHED_PHYS_0		0xff000000
56*4882a593Smuzhiyun #define UNCACHED_ADDR		UNCACHED_PHYS_0
57*4882a593Smuzhiyun 
58*4882a593Smuzhiyun /*
59*4882a593Smuzhiyun  * Intel PXA internal I/O mappings:
60*4882a593Smuzhiyun  *
61*4882a593Smuzhiyun  * 0x40000000 - 0x41ffffff <--> 0xf8000000 - 0xf9ffffff
62*4882a593Smuzhiyun  * 0x44000000 - 0x45ffffff <--> 0xfa000000 - 0xfbffffff
63*4882a593Smuzhiyun  * 0x48000000 - 0x49ffffff <--> 0xfc000000 - 0xfdffffff
64*4882a593Smuzhiyun  */
65*4882a593Smuzhiyun 
66*4882a593Smuzhiyun #include "pxa-regs.h"
67*4882a593Smuzhiyun 
68*4882a593Smuzhiyun #ifndef __ASSEMBLY__
69*4882a593Smuzhiyun 
70*4882a593Smuzhiyun /*
71*4882a593Smuzhiyun  * GPIO edge detection for IRQs:
72*4882a593Smuzhiyun  * IRQs are generated on Falling-Edge, Rising-Edge, or both.
73*4882a593Smuzhiyun  * This must be called *before* the corresponding IRQ is registered.
74*4882a593Smuzhiyun  * Use this instead of directly setting GRER/GFER.
75*4882a593Smuzhiyun  */
76*4882a593Smuzhiyun #define GPIO_FALLING_EDGE	1
77*4882a593Smuzhiyun #define GPIO_RISING_EDGE	2
78*4882a593Smuzhiyun #define GPIO_BOTH_EDGES		3
79*4882a593Smuzhiyun 
80*4882a593Smuzhiyun #endif
81*4882a593Smuzhiyun 
82*4882a593Smuzhiyun 
83*4882a593Smuzhiyun /*
84*4882a593Smuzhiyun  * Implementation specifics
85*4882a593Smuzhiyun  */
86*4882a593Smuzhiyun 
87*4882a593Smuzhiyun #ifdef CONFIG_ARCH_LUBBOCK
88*4882a593Smuzhiyun #include "lubbock.h"
89*4882a593Smuzhiyun #endif
90*4882a593Smuzhiyun 
91*4882a593Smuzhiyun #ifdef CONFIG_ARCH_PXA_IDP
92*4882a593Smuzhiyun #include "idp.h"
93*4882a593Smuzhiyun #endif
94*4882a593Smuzhiyun 
95*4882a593Smuzhiyun #ifdef CONFIG_ARCH_PXA_CERF
96*4882a593Smuzhiyun #include "cerf.h"
97*4882a593Smuzhiyun #endif
98*4882a593Smuzhiyun 
99*4882a593Smuzhiyun #ifdef CONFIG_ARCH_CSB226
100*4882a593Smuzhiyun #include "csb226.h"
101*4882a593Smuzhiyun #endif
102*4882a593Smuzhiyun 
103*4882a593Smuzhiyun #ifdef CONFIG_ARCH_INNOKOM
104*4882a593Smuzhiyun #include "innokom.h"
105*4882a593Smuzhiyun #endif
106*4882a593Smuzhiyun 
107*4882a593Smuzhiyun #ifdef CONFIG_ARCH_PLEB
108*4882a593Smuzhiyun #include "pleb.h"
109*4882a593Smuzhiyun #endif
110*4882a593Smuzhiyun 
111*4882a593Smuzhiyun #endif	/* _ASM_ARCH_HARDWARE_H */
112