1/*
2 *  include/asm-mips/emma2rh/emma2rh.h
3 *      This file is EMMA2RH common header.
4 *
5 *  Copyright (C) NEC Electronics Corporation 2005-2006
6 *
7 *  This file based on include/asm-mips/ddb5xxx/ddb5xxx.h
8 *          Copyright 2001 MontaVista Software Inc.
9 *
10 *  This program is free software; you can redistribute it and/or modify
11 *  it under the terms of the GNU General Public License as published by
12 *  the Free Software Foundation; either version 2 of the License, or
13 *  (at your option) any later version.
14 *
15 *  This program is distributed in the hope that it will be useful,
16 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
17 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18 *  GNU General Public License for more details.
19 *
20 *  You should have received a copy of the GNU General Public License
21 *  along with this program; if not, write to the Free Software
22 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
23 */
24#ifndef __ASM_EMMA2RH_EMMA2RH_H
25#define __ASM_EMMA2RH_EMMA2RH_H
26
27#include <irq.h>
28
29/*
30 * EMMA2RH registers
31 */
32#define REGBASE 0x10000000
33
34#define EMMA2RH_BHIF_STRAP_0	(0x000010+REGBASE)
35#define EMMA2RH_BHIF_INT_ST_0	(0x000030+REGBASE)
36#define EMMA2RH_BHIF_INT_ST_1	(0x000034+REGBASE)
37#define EMMA2RH_BHIF_INT_ST_2	(0x000038+REGBASE)
38#define EMMA2RH_BHIF_INT_EN_0	(0x000040+REGBASE)
39#define EMMA2RH_BHIF_INT_EN_1	(0x000044+REGBASE)
40#define EMMA2RH_BHIF_INT_EN_2	(0x000048+REGBASE)
41#define EMMA2RH_BHIF_INT1_EN_0	(0x000050+REGBASE)
42#define EMMA2RH_BHIF_INT1_EN_1	(0x000054+REGBASE)
43#define EMMA2RH_BHIF_INT1_EN_2	(0x000058+REGBASE)
44#define EMMA2RH_BHIF_SW_INT	(0x000070+REGBASE)
45#define EMMA2RH_BHIF_SW_INT_EN	(0x000080+REGBASE)
46#define EMMA2RH_BHIF_SW_INT_CLR	(0x000090+REGBASE)
47#define EMMA2RH_BHIF_MAIN_CTRL	(0x0000b4+REGBASE)
48#define EMMA2RH_BHIF_EXCEPT_VECT_BASE_ADDRESS	(0x0000c0+REGBASE)
49#define EMMA2RH_GPIO_DIR	(0x110d20+REGBASE)
50#define EMMA2RH_GPIO_INT_ST	(0x110d30+REGBASE)
51#define EMMA2RH_GPIO_INT_MASK	(0x110d3c+REGBASE)
52#define EMMA2RH_GPIO_INT_MODE	(0x110d48+REGBASE)
53#define EMMA2RH_GPIO_INT_CND_A	(0x110d54+REGBASE)
54#define EMMA2RH_GPIO_INT_CND_B	(0x110d60+REGBASE)
55#define EMMA2RH_PBRD_INT_EN	(0x100010+REGBASE)
56#define EMMA2RH_PBRD_CLKSEL	(0x100028+REGBASE)
57#define EMMA2RH_PFUR0_BASE	(0x101000+REGBASE)
58#define EMMA2RH_PFUR1_BASE	(0x102000+REGBASE)
59#define EMMA2RH_PFUR2_BASE	(0x103000+REGBASE)
60#define EMMA2RH_PIIC0_BASE	(0x107000+REGBASE)
61#define EMMA2RH_PIIC1_BASE	(0x108000+REGBASE)
62#define EMMA2RH_PIIC2_BASE	(0x109000+REGBASE)
63#define EMMA2RH_PCI_CONTROL	(0x200000+REGBASE)
64#define EMMA2RH_PCI_ARBIT_CTR	(0x200004+REGBASE)
65#define EMMA2RH_PCI_IWIN0_CTR	(0x200010+REGBASE)
66#define EMMA2RH_PCI_IWIN1_CTR	(0x200014+REGBASE)
67#define EMMA2RH_PCI_INIT_ESWP	(0x200018+REGBASE)
68#define EMMA2RH_PCI_INT		(0x200020+REGBASE)
69#define EMMA2RH_PCI_INT_EN	(0x200024+REGBASE)
70#define EMMA2RH_PCI_TWIN_CTR	(0x200030+REGBASE)
71#define EMMA2RH_PCI_TWIN_BADR	(0x200034+REGBASE)
72#define EMMA2RH_PCI_TWIN0_DADR	(0x200038+REGBASE)
73#define EMMA2RH_PCI_TWIN1_DADR	(0x20003c+REGBASE)
74
75/*
76 *  Memory map (physical address)
77 *
78 *  Note most of the following address must be properly aligned by the
79 *  corresponding size.  For example, if PCI_IO_SIZE is 16MB, then
80 *  PCI_IO_BASE must be aligned along 16MB boundary.
81 */
82
83/* the actual ram size is detected at run-time */
84#define EMMA2RH_RAM_BASE	0x00000000
85#define EMMA2RH_RAM_SIZE	0x10000000	/* less than 256MB */
86
87#define EMMA2RH_IO_BASE		0x10000000
88#define EMMA2RH_IO_SIZE		0x01000000	/* 16 MB */
89
90#define EMMA2RH_GENERALIO_BASE	0x11000000
91#define EMMA2RH_GENERALIO_SIZE	0x01000000	/* 16 MB */
92
93#define EMMA2RH_PCI_IO_BASE	0x12000000
94#define EMMA2RH_PCI_IO_SIZE	0x02000000	/* 32 MB */
95
96#define EMMA2RH_PCI_MEM_BASE	0x14000000
97#define EMMA2RH_PCI_MEM_SIZE	0x08000000	/* 128 MB */
98
99#define EMMA2RH_ROM_BASE	0x1c000000
100#define EMMA2RH_ROM_SIZE	0x04000000	/* 64 MB */
101
102#define EMMA2RH_PCI_CONFIG_BASE	EMMA2RH_PCI_IO_BASE
103#define EMMA2RH_PCI_CONFIG_SIZE	EMMA2RH_PCI_IO_SIZE
104
105#define NUM_CPU_IRQ		8
106#define NUM_EMMA2RH_IRQ		96
107
108#define CPU_EMMA2RH_CASCADE	2
109#define CPU_IRQ_BASE		MIPS_CPU_IRQ_BASE
110#define EMMA2RH_IRQ_BASE	(CPU_IRQ_BASE + NUM_CPU_IRQ)
111
112/*
113 * emma2rh irq defs
114 */
115
116#define EMMA2RH_IRQ_INT0	(0 + EMMA2RH_IRQ_BASE)
117#define EMMA2RH_IRQ_INT1	(1 + EMMA2RH_IRQ_BASE)
118#define EMMA2RH_IRQ_INT2	(2 + EMMA2RH_IRQ_BASE)
119#define EMMA2RH_IRQ_INT3	(3 + EMMA2RH_IRQ_BASE)
120#define EMMA2RH_IRQ_INT4	(4 + EMMA2RH_IRQ_BASE)
121#define EMMA2RH_IRQ_INT5	(5 + EMMA2RH_IRQ_BASE)
122#define EMMA2RH_IRQ_INT6	(6 + EMMA2RH_IRQ_BASE)
123#define EMMA2RH_IRQ_INT7	(7 + EMMA2RH_IRQ_BASE)
124#define EMMA2RH_IRQ_INT8	(8 + EMMA2RH_IRQ_BASE)
125#define EMMA2RH_IRQ_INT9	(9 + EMMA2RH_IRQ_BASE)
126#define EMMA2RH_IRQ_INT10	(10 + EMMA2RH_IRQ_BASE)
127#define EMMA2RH_IRQ_INT11	(11 + EMMA2RH_IRQ_BASE)
128#define EMMA2RH_IRQ_INT12	(12 + EMMA2RH_IRQ_BASE)
129#define EMMA2RH_IRQ_INT13	(13 + EMMA2RH_IRQ_BASE)
130#define EMMA2RH_IRQ_INT14	(14 + EMMA2RH_IRQ_BASE)
131#define EMMA2RH_IRQ_INT15	(15 + EMMA2RH_IRQ_BASE)
132#define EMMA2RH_IRQ_INT16	(16 + EMMA2RH_IRQ_BASE)
133#define EMMA2RH_IRQ_INT17	(17 + EMMA2RH_IRQ_BASE)
134#define EMMA2RH_IRQ_INT18	(18 + EMMA2RH_IRQ_BASE)
135#define EMMA2RH_IRQ_INT19	(19 + EMMA2RH_IRQ_BASE)
136#define EMMA2RH_IRQ_INT20	(20 + EMMA2RH_IRQ_BASE)
137#define EMMA2RH_IRQ_INT21	(21 + EMMA2RH_IRQ_BASE)
138#define EMMA2RH_IRQ_INT22	(22 + EMMA2RH_IRQ_BASE)
139#define EMMA2RH_IRQ_INT23	(23 + EMMA2RH_IRQ_BASE)
140#define EMMA2RH_IRQ_INT24	(24 + EMMA2RH_IRQ_BASE)
141#define EMMA2RH_IRQ_INT25	(25 + EMMA2RH_IRQ_BASE)
142#define EMMA2RH_IRQ_INT26	(26 + EMMA2RH_IRQ_BASE)
143#define EMMA2RH_IRQ_INT27	(27 + EMMA2RH_IRQ_BASE)
144#define EMMA2RH_IRQ_INT28	(28 + EMMA2RH_IRQ_BASE)
145#define EMMA2RH_IRQ_INT29	(29 + EMMA2RH_IRQ_BASE)
146#define EMMA2RH_IRQ_INT30	(30 + EMMA2RH_IRQ_BASE)
147#define EMMA2RH_IRQ_INT31	(31 + EMMA2RH_IRQ_BASE)
148#define EMMA2RH_IRQ_INT32	(32 + EMMA2RH_IRQ_BASE)
149#define EMMA2RH_IRQ_INT33	(33 + EMMA2RH_IRQ_BASE)
150#define EMMA2RH_IRQ_INT34	(34 + EMMA2RH_IRQ_BASE)
151#define EMMA2RH_IRQ_INT35	(35 + EMMA2RH_IRQ_BASE)
152#define EMMA2RH_IRQ_INT36	(36 + EMMA2RH_IRQ_BASE)
153#define EMMA2RH_IRQ_INT37	(37 + EMMA2RH_IRQ_BASE)
154#define EMMA2RH_IRQ_INT38	(38 + EMMA2RH_IRQ_BASE)
155#define EMMA2RH_IRQ_INT39	(39 + EMMA2RH_IRQ_BASE)
156#define EMMA2RH_IRQ_INT40	(40 + EMMA2RH_IRQ_BASE)
157#define EMMA2RH_IRQ_INT41	(41 + EMMA2RH_IRQ_BASE)
158#define EMMA2RH_IRQ_INT42	(42 + EMMA2RH_IRQ_BASE)
159#define EMMA2RH_IRQ_INT43	(43 + EMMA2RH_IRQ_BASE)
160#define EMMA2RH_IRQ_INT44	(44 + EMMA2RH_IRQ_BASE)
161#define EMMA2RH_IRQ_INT45	(45 + EMMA2RH_IRQ_BASE)
162#define EMMA2RH_IRQ_INT46	(46 + EMMA2RH_IRQ_BASE)
163#define EMMA2RH_IRQ_INT47	(47 + EMMA2RH_IRQ_BASE)
164#define EMMA2RH_IRQ_INT48	(48 + EMMA2RH_IRQ_BASE)
165#define EMMA2RH_IRQ_INT49	(49 + EMMA2RH_IRQ_BASE)
166#define EMMA2RH_IRQ_INT50	(50 + EMMA2RH_IRQ_BASE)
167#define EMMA2RH_IRQ_INT51	(51 + EMMA2RH_IRQ_BASE)
168#define EMMA2RH_IRQ_INT52	(52 + EMMA2RH_IRQ_BASE)
169#define EMMA2RH_IRQ_INT53	(53 + EMMA2RH_IRQ_BASE)
170#define EMMA2RH_IRQ_INT54	(54 + EMMA2RH_IRQ_BASE)
171#define EMMA2RH_IRQ_INT55	(55 + EMMA2RH_IRQ_BASE)
172#define EMMA2RH_IRQ_INT56	(56 + EMMA2RH_IRQ_BASE)
173#define EMMA2RH_IRQ_INT57	(57 + EMMA2RH_IRQ_BASE)
174#define EMMA2RH_IRQ_INT58	(58 + EMMA2RH_IRQ_BASE)
175#define EMMA2RH_IRQ_INT59	(59 + EMMA2RH_IRQ_BASE)
176#define EMMA2RH_IRQ_INT60	(60 + EMMA2RH_IRQ_BASE)
177#define EMMA2RH_IRQ_INT61	(61 + EMMA2RH_IRQ_BASE)
178#define EMMA2RH_IRQ_INT62	(62 + EMMA2RH_IRQ_BASE)
179#define EMMA2RH_IRQ_INT63	(63 + EMMA2RH_IRQ_BASE)
180
181#define EMMA2RH_IRQ_PFUR0	EMMA2RH_IRQ_INT49
182#define EMMA2RH_IRQ_PFUR1	EMMA2RH_IRQ_INT50
183#define EMMA2RH_IRQ_PFUR2	EMMA2RH_IRQ_INT51
184#define EMMA2RH_IRQ_PIIC0	EMMA2RH_IRQ_INT56
185#define EMMA2RH_IRQ_PIIC1	EMMA2RH_IRQ_INT57
186#define EMMA2RH_IRQ_PIIC2	EMMA2RH_IRQ_INT58
187
188/*
189 *  EMMA2RH Register Access
190 */
191
192#define EMMA2RH_BASE (0xa0000000)
193
194static inline void emma2rh_sync(void)
195{
196	volatile u32 *p = (volatile u32 *)0xbfc00000;
197	(void)(*p);
198}
199
200static inline void emma2rh_out32(u32 offset, u32 val)
201{
202	*(volatile u32 *)(EMMA2RH_BASE | offset) = val;
203	emma2rh_sync();
204}
205
206static inline u32 emma2rh_in32(u32 offset)
207{
208	u32 val = *(volatile u32 *)(EMMA2RH_BASE | offset);
209	emma2rh_sync();
210	return val;
211}
212
213static inline void emma2rh_out16(u32 offset, u16 val)
214{
215	*(volatile u16 *)(EMMA2RH_BASE | offset) = val;
216	emma2rh_sync();
217}
218
219static inline u16 emma2rh_in16(u32 offset)
220{
221	u16 val = *(volatile u16 *)(EMMA2RH_BASE | offset);
222	emma2rh_sync();
223	return val;
224}
225
226static inline void emma2rh_out8(u32 offset, u8 val)
227{
228	*(volatile u8 *)(EMMA2RH_BASE | offset) = val;
229	emma2rh_sync();
230}
231
232static inline u8 emma2rh_in8(u32 offset)
233{
234	u8 val = *(volatile u8 *)(EMMA2RH_BASE | offset);
235	emma2rh_sync();
236	return val;
237}
238
239/**
240 * IIC registers map
241 **/
242
243/*---------------------------------------------------------------------------*/
244/* CNT - Control register (00H R/W)                                          */
245/*---------------------------------------------------------------------------*/
246#define SPT         0x00000001
247#define STT         0x00000002
248#define ACKE        0x00000004
249#define WTIM        0x00000008
250#define SPIE        0x00000010
251#define WREL        0x00000020
252#define LREL        0x00000040
253#define IICE        0x00000080
254#define CNT_RESERVED    0x000000ff	/* reserved bit 0 */
255
256#define I2C_EMMA_START      (IICE | STT)
257#define I2C_EMMA_STOP       (IICE | SPT)
258#define I2C_EMMA_REPSTART   I2C_EMMA_START
259
260/*---------------------------------------------------------------------------*/
261/* STA - Status register (10H Read)                                          */
262/*---------------------------------------------------------------------------*/
263#define MSTS        0x00000080
264#define ALD         0x00000040
265#define EXC         0x00000020
266#define COI         0x00000010
267#define TRC         0x00000008
268#define ACKD        0x00000004
269#define STD         0x00000002
270#define SPD         0x00000001
271
272/*---------------------------------------------------------------------------*/
273/* CSEL - Clock select register (20H R/W)                                    */
274/*---------------------------------------------------------------------------*/
275#define FCL         0x00000080
276#define ND50        0x00000040
277#define CLD         0x00000020
278#define DAD         0x00000010
279#define SMC         0x00000008
280#define DFC         0x00000004
281#define CL          0x00000003
282#define CSEL_RESERVED   0x000000ff	/* reserved bit 0 */
283
284#define FAST397     0x0000008b
285#define FAST297     0x0000008a
286#define FAST347     0x0000000b
287#define FAST260     0x0000000a
288#define FAST130     0x00000008
289#define STANDARD108 0x00000083
290#define STANDARD83  0x00000082
291#define STANDARD95  0x00000003
292#define STANDARD73  0x00000002
293#define STANDARD36  0x00000001
294#define STANDARD71  0x00000000
295
296/*---------------------------------------------------------------------------*/
297/* SVA - Slave address register (30H R/W)                                    */
298/*---------------------------------------------------------------------------*/
299#define SVA         0x000000fe
300
301/*---------------------------------------------------------------------------*/
302/* SHR - Shift register (40H R/W)                                            */
303/*---------------------------------------------------------------------------*/
304#define SR          0x000000ff
305
306/*---------------------------------------------------------------------------*/
307/* INT - Interrupt register (50H R/W)                                        */
308/* INTM - Interrupt mask register (60H R/W)                                  */
309/*---------------------------------------------------------------------------*/
310#define INTE0       0x00000001
311
312/***********************************************************************
313 * I2C registers
314 ***********************************************************************
315 */
316#define I2C_EMMA_CNT            0x00
317#define I2C_EMMA_STA            0x10
318#define I2C_EMMA_CSEL           0x20
319#define I2C_EMMA_SVA            0x30
320#define I2C_EMMA_SHR            0x40
321#define I2C_EMMA_INT            0x50
322#define I2C_EMMA_INTM           0x60
323
324/*
325 * include the board dependent part
326 */
327#if defined(CONFIG_MARKEINS)
328#include <asm/emma2rh/markeins.h>
329#else
330#error "Unknown EMMA2RH board!"
331#endif
332
333#endif /* __ASM_EMMA2RH_EMMA2RH_H */
334