1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * This file contains the hardware definitions of the Integrator.
4 *
5 * Copyright (C) 1998-1999 ARM Limited.
6 */
7#ifndef INTEGRATOR_HARDWARE_H
8#define INTEGRATOR_HARDWARE_H
9
10/*
11 * Where in virtual memory the IO devices (timers, system controllers
12 * and so on)
13 */
14#define IO_BASE 0xF0000000 // VA of IO
15#define IO_SIZE 0x0B000000 // How much?
16#define IO_START INTEGRATOR_HDR_BASE // PA of IO
17
18/* macro to get at IO space when running virtually */
19#define IO_ADDRESS(x) (((x) & 0x000fffff) | (((x) >> 4) & 0x0ff00000) | IO_BASE)
20#define __io_address(n) ((void __iomem *)IO_ADDRESS(n))
21
22/*
23 * Integrator memory map
24 */
25#define INTEGRATOR_BOOT_ROM_LO 0x00000000
26#define INTEGRATOR_BOOT_ROM_HI 0x20000000
27#define INTEGRATOR_BOOT_ROM_BASE INTEGRATOR_BOOT_ROM_HI /* Normal position */
28#define INTEGRATOR_BOOT_ROM_SIZE SZ_512K
29
30/*
31 * New Core Modules have different amounts of SSRAM, the amount of SSRAM
32 * fitted can be found in HDR_STAT.
33 *
34 * The symbol INTEGRATOR_SSRAM_SIZE is kept, however this now refers to
35 * the minimum amount of SSRAM fitted on any core module.
36 *
37 * New Core Modules also alias the SSRAM.
38 *
39 */
40#define INTEGRATOR_SSRAM_BASE 0x00000000
41#define INTEGRATOR_SSRAM_ALIAS_BASE 0x10800000
42#define INTEGRATOR_SSRAM_SIZE SZ_256K
43
44#define INTEGRATOR_FLASH_BASE 0x24000000
45#define INTEGRATOR_FLASH_SIZE SZ_32M
46
47#define INTEGRATOR_MBRD_SSRAM_BASE 0x28000000
48#define INTEGRATOR_MBRD_SSRAM_SIZE SZ_512K
49
50/*
51 * SDRAM is a SIMM therefore the size is not known.
52 */
53#define INTEGRATOR_SDRAM_BASE 0x00040000
54
55#define INTEGRATOR_SDRAM_ALIAS_BASE 0x80000000
56#define INTEGRATOR_HDR0_SDRAM_BASE 0x80000000
57#define INTEGRATOR_HDR1_SDRAM_BASE 0x90000000
58#define INTEGRATOR_HDR2_SDRAM_BASE 0xA0000000
59#define INTEGRATOR_HDR3_SDRAM_BASE 0xB0000000
60
61/*
62 * Logic expansion modules
63 *
64 */
65#define INTEGRATOR_LOGIC_MODULES_BASE 0xC0000000
66#define INTEGRATOR_LOGIC_MODULE0_BASE 0xC0000000
67#define INTEGRATOR_LOGIC_MODULE1_BASE 0xD0000000
68#define INTEGRATOR_LOGIC_MODULE2_BASE 0xE0000000
69#define INTEGRATOR_LOGIC_MODULE3_BASE 0xF0000000
70
71/*
72 * Integrator header card registers
73 */
74#define INTEGRATOR_HDR_ID_OFFSET 0x00
75#define INTEGRATOR_HDR_PROC_OFFSET 0x04
76#define INTEGRATOR_HDR_OSC_OFFSET 0x08
77#define INTEGRATOR_HDR_CTRL_OFFSET 0x0C
78#define INTEGRATOR_HDR_STAT_OFFSET 0x10
79#define INTEGRATOR_HDR_LOCK_OFFSET 0x14
80#define INTEGRATOR_HDR_SDRAM_OFFSET 0x20
81#define INTEGRATOR_HDR_INIT_OFFSET 0x24 /* CM9x6 */
82#define INTEGRATOR_HDR_IC_OFFSET 0x40
83#define INTEGRATOR_HDR_SPDBASE_OFFSET 0x100
84#define INTEGRATOR_HDR_SPDTOP_OFFSET 0x200
85
86#define INTEGRATOR_HDR_BASE 0x10000000
87#define INTEGRATOR_HDR_ID (INTEGRATOR_HDR_BASE + INTEGRATOR_HDR_ID_OFFSET)
88#define INTEGRATOR_HDR_PROC (INTEGRATOR_HDR_BASE + INTEGRATOR_HDR_PROC_OFFSET)
89#define INTEGRATOR_HDR_OSC (INTEGRATOR_HDR_BASE + INTEGRATOR_HDR_OSC_OFFSET)
90#define INTEGRATOR_HDR_CTRL (INTEGRATOR_HDR_BASE + INTEGRATOR_HDR_CTRL_OFFSET)
91#define INTEGRATOR_HDR_STAT (INTEGRATOR_HDR_BASE + INTEGRATOR_HDR_STAT_OFFSET)
92#define INTEGRATOR_HDR_LOCK (INTEGRATOR_HDR_BASE + INTEGRATOR_HDR_LOCK_OFFSET)
93#define INTEGRATOR_HDR_SDRAM (INTEGRATOR_HDR_BASE + INTEGRATOR_HDR_SDRAM_OFFSET)
94#define INTEGRATOR_HDR_INIT (INTEGRATOR_HDR_BASE + INTEGRATOR_HDR_INIT_OFFSET)
95#define INTEGRATOR_HDR_IC (INTEGRATOR_HDR_BASE + INTEGRATOR_HDR_IC_OFFSET)
96#define INTEGRATOR_HDR_SPDBASE (INTEGRATOR_HDR_BASE + INTEGRATOR_HDR_SPDBASE_OFFSET)
97#define INTEGRATOR_HDR_SPDTOP (INTEGRATOR_HDR_BASE + INTEGRATOR_HDR_SPDTOP_OFFSET)
98
99#define INTEGRATOR_HDR_CTRL_LED 0x01
100#define INTEGRATOR_HDR_CTRL_MBRD_DETECH 0x02
101#define INTEGRATOR_HDR_CTRL_REMAP 0x04
102#define INTEGRATOR_HDR_CTRL_RESET 0x08
103#define INTEGRATOR_HDR_CTRL_HIGHVECTORS 0x10
104#define INTEGRATOR_HDR_CTRL_BIG_ENDIAN 0x20
105#define INTEGRATOR_HDR_CTRL_FASTBUS 0x40
106#define INTEGRATOR_HDR_CTRL_SYNC 0x80
107
108#define INTEGRATOR_HDR_OSC_CORE_10MHz 0x102
109#define INTEGRATOR_HDR_OSC_CORE_15MHz 0x107
110#define INTEGRATOR_HDR_OSC_CORE_20MHz 0x10C
111#define INTEGRATOR_HDR_OSC_CORE_25MHz 0x111
112#define INTEGRATOR_HDR_OSC_CORE_30MHz 0x116
113#define INTEGRATOR_HDR_OSC_CORE_35MHz 0x11B
114#define INTEGRATOR_HDR_OSC_CORE_40MHz 0x120
115#define INTEGRATOR_HDR_OSC_CORE_45MHz 0x125
116#define INTEGRATOR_HDR_OSC_CORE_50MHz 0x12A
117#define INTEGRATOR_HDR_OSC_CORE_55MHz 0x12F
118#define INTEGRATOR_HDR_OSC_CORE_60MHz 0x134
119#define INTEGRATOR_HDR_OSC_CORE_65MHz 0x139
120#define INTEGRATOR_HDR_OSC_CORE_70MHz 0x13E
121#define INTEGRATOR_HDR_OSC_CORE_75MHz 0x143
122#define INTEGRATOR_HDR_OSC_CORE_80MHz 0x148
123#define INTEGRATOR_HDR_OSC_CORE_85MHz 0x14D
124#define INTEGRATOR_HDR_OSC_CORE_90MHz 0x152
125#define INTEGRATOR_HDR_OSC_CORE_95MHz 0x157
126#define INTEGRATOR_HDR_OSC_CORE_100MHz 0x15C
127#define INTEGRATOR_HDR_OSC_CORE_105MHz 0x161
128#define INTEGRATOR_HDR_OSC_CORE_110MHz 0x166
129#define INTEGRATOR_HDR_OSC_CORE_115MHz 0x16B
130#define INTEGRATOR_HDR_OSC_CORE_120MHz 0x170
131#define INTEGRATOR_HDR_OSC_CORE_125MHz 0x175
132#define INTEGRATOR_HDR_OSC_CORE_130MHz 0x17A
133#define INTEGRATOR_HDR_OSC_CORE_135MHz 0x17F
134#define INTEGRATOR_HDR_OSC_CORE_140MHz 0x184
135#define INTEGRATOR_HDR_OSC_CORE_145MHz 0x189
136#define INTEGRATOR_HDR_OSC_CORE_150MHz 0x18E
137#define INTEGRATOR_HDR_OSC_CORE_155MHz 0x193
138#define INTEGRATOR_HDR_OSC_CORE_160MHz 0x198
139#define INTEGRATOR_HDR_OSC_CORE_MASK 0x7FF
140
141#define INTEGRATOR_HDR_OSC_MEM_10MHz 0x10C000
142#define INTEGRATOR_HDR_OSC_MEM_15MHz 0x116000
143#define INTEGRATOR_HDR_OSC_MEM_20MHz 0x120000
144#define INTEGRATOR_HDR_OSC_MEM_25MHz 0x12A000
145#define INTEGRATOR_HDR_OSC_MEM_30MHz 0x134000
146#define INTEGRATOR_HDR_OSC_MEM_33MHz 0x13A000
147#define INTEGRATOR_HDR_OSC_MEM_40MHz 0x148000
148#define INTEGRATOR_HDR_OSC_MEM_50MHz 0x15C000
149#define INTEGRATOR_HDR_OSC_MEM_60MHz 0x170000
150#define INTEGRATOR_HDR_OSC_MEM_66MHz 0x17C000
151#define INTEGRATOR_HDR_OSC_MEM_MASK 0x7FF000
152
153#define INTEGRATOR_HDR_OSC_BUS_MODE_CM7x0 0x0
154#define INTEGRATOR_HDR_OSC_BUS_MODE_CM9x0 0x0800000
155#define INTEGRATOR_HDR_OSC_BUS_MODE_CM9x6 0x1000000
156#define INTEGRATOR_HDR_OSC_BUS_MODE_CM10x00 0x1800000
157#define INTEGRATOR_HDR_OSC_BUS_MODE_MASK 0x1800000
158
159#define INTEGRATOR_HDR_SDRAM_SPD_OK (1 << 5)
160
161/*
162 * Integrator system registers
163 */
164
165/*
166 * System Controller
167 */
168#define INTEGRATOR_SC_ID_OFFSET 0x00
169#define INTEGRATOR_SC_OSC_OFFSET 0x04
170#define INTEGRATOR_SC_CTRLS_OFFSET 0x08
171#define INTEGRATOR_SC_CTRLC_OFFSET 0x0C
172#define INTEGRATOR_SC_DEC_OFFSET 0x10
173#define INTEGRATOR_SC_ARB_OFFSET 0x14
174#define INTEGRATOR_SC_LOCK_OFFSET 0x1C
175
176#define INTEGRATOR_SC_BASE 0x11000000
177#define INTEGRATOR_SC_ID (INTEGRATOR_SC_BASE + INTEGRATOR_SC_ID_OFFSET)
178#define INTEGRATOR_SC_OSC (INTEGRATOR_SC_BASE + INTEGRATOR_SC_OSC_OFFSET)
179#define INTEGRATOR_SC_CTRLS (INTEGRATOR_SC_BASE + INTEGRATOR_SC_CTRLS_OFFSET)
180#define INTEGRATOR_SC_CTRLC (INTEGRATOR_SC_BASE + INTEGRATOR_SC_CTRLC_OFFSET)
181#define INTEGRATOR_SC_DEC (INTEGRATOR_SC_BASE + INTEGRATOR_SC_DEC_OFFSET)
182#define INTEGRATOR_SC_ARB (INTEGRATOR_SC_BASE + INTEGRATOR_SC_ARB_OFFSET)
183#define INTEGRATOR_SC_PCIENABLE (INTEGRATOR_SC_BASE + INTEGRATOR_SC_PCIENABLE_OFFSET)
184#define INTEGRATOR_SC_LOCK (INTEGRATOR_SC_BASE + INTEGRATOR_SC_LOCK_OFFSET)
185
186#define INTEGRATOR_SC_OSC_SYS_10MHz 0x20
187#define INTEGRATOR_SC_OSC_SYS_15MHz 0x34
188#define INTEGRATOR_SC_OSC_SYS_20MHz 0x48
189#define INTEGRATOR_SC_OSC_SYS_25MHz 0x5C
190#define INTEGRATOR_SC_OSC_SYS_33MHz 0x7C
191#define INTEGRATOR_SC_OSC_SYS_MASK 0xFF
192
193#define INTEGRATOR_SC_OSC_PCI_25MHz 0x100
194#define INTEGRATOR_SC_OSC_PCI_33MHz 0x0
195#define INTEGRATOR_SC_OSC_PCI_MASK 0x100
196
197#define INTEGRATOR_SC_CTRL_SOFTRST (1 << 0)
198#define INTEGRATOR_SC_CTRL_nFLVPPEN (1 << 1)
199#define INTEGRATOR_SC_CTRL_nFLWP (1 << 2)
200#define INTEGRATOR_SC_CTRL_URTS0 (1 << 4)
201#define INTEGRATOR_SC_CTRL_UDTR0 (1 << 5)
202#define INTEGRATOR_SC_CTRL_URTS1 (1 << 6)
203#define INTEGRATOR_SC_CTRL_UDTR1 (1 << 7)
204
205/*
206 * External Bus Interface
207 */
208#define INTEGRATOR_EBI_BASE 0x12000000
209
210#define INTEGRATOR_EBI_CSR0_OFFSET 0x00
211#define INTEGRATOR_EBI_CSR1_OFFSET 0x04
212#define INTEGRATOR_EBI_CSR2_OFFSET 0x08
213#define INTEGRATOR_EBI_CSR3_OFFSET 0x0C
214#define INTEGRATOR_EBI_LOCK_OFFSET 0x20
215
216#define INTEGRATOR_EBI_CSR0 (INTEGRATOR_EBI_BASE + INTEGRATOR_EBI_CSR0_OFFSET)
217#define INTEGRATOR_EBI_CSR1 (INTEGRATOR_EBI_BASE + INTEGRATOR_EBI_CSR1_OFFSET)
218#define INTEGRATOR_EBI_CSR2 (INTEGRATOR_EBI_BASE + INTEGRATOR_EBI_CSR2_OFFSET)
219#define INTEGRATOR_EBI_CSR3 (INTEGRATOR_EBI_BASE + INTEGRATOR_EBI_CSR3_OFFSET)
220#define INTEGRATOR_EBI_LOCK (INTEGRATOR_EBI_BASE + INTEGRATOR_EBI_LOCK_OFFSET)
221
222#define INTEGRATOR_EBI_8_BIT 0x00
223#define INTEGRATOR_EBI_16_BIT 0x01
224#define INTEGRATOR_EBI_32_BIT 0x02
225#define INTEGRATOR_EBI_WRITE_ENABLE 0x04
226#define INTEGRATOR_EBI_SYNC 0x08
227#define INTEGRATOR_EBI_WS_2 0x00
228#define INTEGRATOR_EBI_WS_3 0x10
229#define INTEGRATOR_EBI_WS_4 0x20
230#define INTEGRATOR_EBI_WS_5 0x30
231#define INTEGRATOR_EBI_WS_6 0x40
232#define INTEGRATOR_EBI_WS_7 0x50
233#define INTEGRATOR_EBI_WS_8 0x60
234#define INTEGRATOR_EBI_WS_9 0x70
235#define INTEGRATOR_EBI_WS_10 0x80
236#define INTEGRATOR_EBI_WS_11 0x90
237#define INTEGRATOR_EBI_WS_12 0xA0
238#define INTEGRATOR_EBI_WS_13 0xB0
239#define INTEGRATOR_EBI_WS_14 0xC0
240#define INTEGRATOR_EBI_WS_15 0xD0
241#define INTEGRATOR_EBI_WS_16 0xE0
242#define INTEGRATOR_EBI_WS_17 0xF0
243
244
245#define INTEGRATOR_CT_BASE 0x13000000 /* Counter/Timers */
246#define INTEGRATOR_IC_BASE 0x14000000 /* Interrupt Controller */
247#define INTEGRATOR_RTC_BASE 0x15000000 /* Real Time Clock */
248#define INTEGRATOR_UART0_BASE 0x16000000 /* UART 0 */
249#define INTEGRATOR_UART1_BASE 0x17000000 /* UART 1 */
250#define INTEGRATOR_KBD_BASE 0x18000000 /* Keyboard */
251#define INTEGRATOR_MOUSE_BASE 0x19000000 /* Mouse */
252
253/*
254 * LED's & Switches
255 */
256#define INTEGRATOR_DBG_ALPHA_OFFSET 0x00
257#define INTEGRATOR_DBG_LEDS_OFFSET 0x04
258#define INTEGRATOR_DBG_SWITCH_OFFSET 0x08
259
260#define INTEGRATOR_DBG_BASE 0x1A000000
261#define INTEGRATOR_DBG_ALPHA (INTEGRATOR_DBG_BASE + INTEGRATOR_DBG_ALPHA_OFFSET)
262#define INTEGRATOR_DBG_LEDS (INTEGRATOR_DBG_BASE + INTEGRATOR_DBG_LEDS_OFFSET)
263#define INTEGRATOR_DBG_SWITCH (INTEGRATOR_DBG_BASE + INTEGRATOR_DBG_SWITCH_OFFSET)
264
265#define INTEGRATOR_AP_GPIO_BASE 0x1B000000 /* GPIO */
266
267#define INTEGRATOR_CP_MMC_BASE 0x1C000000 /* MMC */
268#define INTEGRATOR_CP_AACI_BASE 0x1D000000 /* AACI */
269#define INTEGRATOR_CP_ETH_BASE 0xC8000000 /* Ethernet */
270#define INTEGRATOR_CP_GPIO_BASE 0xC9000000 /* GPIO */
271#define INTEGRATOR_CP_SIC_BASE 0xCA000000 /* SIC */
272#define INTEGRATOR_CP_CTL_BASE 0xCB000000 /* CP system control */
273
274/* PS2 Keyboard interface */
275#define KMI0_BASE INTEGRATOR_KBD_BASE
276
277/* PS2 Mouse interface */
278#define KMI1_BASE INTEGRATOR_MOUSE_BASE
279
280/*
281 * Integrator Interrupt Controllers
282 *
283 *
284 * Offsets from interrupt controller base
285 *
286 * System Controller interrupt controller base is
287 *
288 * INTEGRATOR_IC_BASE + (header_number << 6)
289 *
290 * Core Module interrupt controller base is
291 *
292 * INTEGRATOR_HDR_IC
293 */
294#define IRQ_STATUS 0
295#define IRQ_RAW_STATUS 0x04
296#define IRQ_ENABLE 0x08
297#define IRQ_ENABLE_SET 0x08
298#define IRQ_ENABLE_CLEAR 0x0C
299
300#define INT_SOFT_SET 0x10
301#define INT_SOFT_CLEAR 0x14
302
303#define FIQ_STATUS 0x20
304#define FIQ_RAW_STATUS 0x24
305#define FIQ_ENABLE 0x28
306#define FIQ_ENABLE_SET 0x28
307#define FIQ_ENABLE_CLEAR 0x2C
308
309
310/*
311 * LED's
312 */
313#define GREEN_LED 0x01
314#define YELLOW_LED 0x02
315#define RED_LED 0x04
316#define GREEN_LED_2 0x08
317#define ALL_LEDS 0x0F
318
319#define LED_BANK INTEGRATOR_DBG_LEDS
320
321/*
322 * Timer definitions
323 *
324 * Only use timer 1 & 2
325 * (both run at 24MHz and will need the clock divider set to 16).
326 *
327 * Timer 0 runs at bus frequency
328 */
329#define INTEGRATOR_TIMER0_BASE INTEGRATOR_CT_BASE
330#define INTEGRATOR_TIMER1_BASE (INTEGRATOR_CT_BASE + 0x100)
331#define INTEGRATOR_TIMER2_BASE (INTEGRATOR_CT_BASE + 0x200)
332
333#define INTEGRATOR_CSR_BASE 0x10000000
334#define INTEGRATOR_CSR_SIZE 0x10000000
335
336#endif /* INTEGRATOR_HARDWARE_H */
337

source code of linux/arch/arm/mach-versatile/integrator-hardware.h