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  1/*
  2 * Copyright (c) ARM Limited 2003.  All rights reserved.
  3 *
  4 * This program is free software; you can redistribute it and/or modify
  5 * it under the terms of the GNU General Public License as published by
  6 * the Free Software Foundation; either version 2 of the License, or
  7 * (at your option) any later version.
  8 *
  9 * This program is distributed in the hope that it will be useful,
 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 12 * GNU General Public License for more details.
 13 *
 14 * You should have received a copy of the GNU General Public License
 15 * along with this program; if not, write to the Free Software
 16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 17 */
 18
 19#ifndef __ASM_ARCH_PLATFORM_H
 20#define __ASM_ARCH_PLATFORM_H
 21
 22/*
 23 * Memory definitions
 24 */
 25#define REALVIEW_BOOT_ROM_LO          0x30000000		/* DoC Base (64Mb)...*/
 26#define REALVIEW_BOOT_ROM_HI          0x30000000
 27#define REALVIEW_BOOT_ROM_BASE        REALVIEW_BOOT_ROM_HI	 /*  Normal position */
 28#define REALVIEW_BOOT_ROM_SIZE        SZ_64M
 29
 30#define REALVIEW_SSRAM_BASE           /* REALVIEW_SSMC_BASE ? */
 31#define REALVIEW_SSRAM_SIZE           SZ_2M
 32
 33/* 
 34 *  SDRAM
 35 */
 36#define REALVIEW_SDRAM_BASE           0x00000000
 37
 38/* 
 39 *  Logic expansion modules
 40 * 
 41 */
 42
 43
 44/* ------------------------------------------------------------------------
 45 *  RealView Registers
 46 * ------------------------------------------------------------------------
 47 * 
 48 */
 49#define REALVIEW_SYS_ID_OFFSET               0x00
 50#define REALVIEW_SYS_SW_OFFSET               0x04
 51#define REALVIEW_SYS_LED_OFFSET              0x08
 52#define REALVIEW_SYS_OSC0_OFFSET             0x0C
 53
 54#define REALVIEW_SYS_OSC1_OFFSET             0x10
 55#define REALVIEW_SYS_OSC2_OFFSET             0x14
 56#define REALVIEW_SYS_OSC3_OFFSET             0x18
 57#define REALVIEW_SYS_OSC4_OFFSET             0x1C	/* OSC1 for RealView/AB */
 58
 59#define REALVIEW_SYS_LOCK_OFFSET             0x20
 60#define REALVIEW_SYS_100HZ_OFFSET            0x24
 61#define REALVIEW_SYS_CFGDATA1_OFFSET         0x28
 62#define REALVIEW_SYS_CFGDATA2_OFFSET         0x2C
 63#define REALVIEW_SYS_FLAGS_OFFSET            0x30
 64#define REALVIEW_SYS_FLAGSSET_OFFSET         0x30
 65#define REALVIEW_SYS_FLAGSCLR_OFFSET         0x34
 66#define REALVIEW_SYS_NVFLAGS_OFFSET          0x38
 67#define REALVIEW_SYS_NVFLAGSSET_OFFSET       0x38
 68#define REALVIEW_SYS_NVFLAGSCLR_OFFSET       0x3C
 69#define REALVIEW_SYS_RESETCTL_OFFSET         0x40
 70#define REALVIEW_SYS_PCICTL_OFFSET           0x44
 71#define REALVIEW_SYS_MCI_OFFSET              0x48
 72#define REALVIEW_SYS_FLASH_OFFSET            0x4C
 73#define REALVIEW_SYS_CLCD_OFFSET             0x50
 74#define REALVIEW_SYS_CLCDSER_OFFSET          0x54
 75#define REALVIEW_SYS_BOOTCS_OFFSET           0x58
 76#define REALVIEW_SYS_24MHz_OFFSET            0x5C
 77#define REALVIEW_SYS_MISC_OFFSET             0x60
 78#define REALVIEW_SYS_IOSEL_OFFSET            0x70
 79#define REALVIEW_SYS_PROCID_OFFSET           0x84
 80#define REALVIEW_SYS_TEST_OSC0_OFFSET        0xC0
 81#define REALVIEW_SYS_TEST_OSC1_OFFSET        0xC4
 82#define REALVIEW_SYS_TEST_OSC2_OFFSET        0xC8
 83#define REALVIEW_SYS_TEST_OSC3_OFFSET        0xCC
 84#define REALVIEW_SYS_TEST_OSC4_OFFSET        0xD0
 85
 86#define REALVIEW_SYS_BASE                    0x10000000
 87#define REALVIEW_SYS_ID                      (REALVIEW_SYS_BASE + REALVIEW_SYS_ID_OFFSET)
 88#define REALVIEW_SYS_SW                      (REALVIEW_SYS_BASE + REALVIEW_SYS_SW_OFFSET)
 89#define REALVIEW_SYS_LED                     (REALVIEW_SYS_BASE + REALVIEW_SYS_LED_OFFSET)
 90#define REALVIEW_SYS_OSC0                    (REALVIEW_SYS_BASE + REALVIEW_SYS_OSC0_OFFSET)
 91#define REALVIEW_SYS_OSC1                    (REALVIEW_SYS_BASE + REALVIEW_SYS_OSC1_OFFSET)
 92
 93#define REALVIEW_SYS_LOCK                    (REALVIEW_SYS_BASE + REALVIEW_SYS_LOCK_OFFSET)
 94#define REALVIEW_SYS_100HZ                   (REALVIEW_SYS_BASE + REALVIEW_SYS_100HZ_OFFSET)
 95#define REALVIEW_SYS_CFGDATA1                (REALVIEW_SYS_BASE + REALVIEW_SYS_CFGDATA1_OFFSET)
 96#define REALVIEW_SYS_CFGDATA2                (REALVIEW_SYS_BASE + REALVIEW_SYS_CFGDATA2_OFFSET)
 97#define REALVIEW_SYS_FLAGS                   (REALVIEW_SYS_BASE + REALVIEW_SYS_FLAGS_OFFSET)
 98#define REALVIEW_SYS_FLAGSSET                (REALVIEW_SYS_BASE + REALVIEW_SYS_FLAGSSET_OFFSET)
 99#define REALVIEW_SYS_FLAGSCLR                (REALVIEW_SYS_BASE + REALVIEW_SYS_FLAGSCLR_OFFSET)
100#define REALVIEW_SYS_NVFLAGS                 (REALVIEW_SYS_BASE + REALVIEW_SYS_NVFLAGS_OFFSET)
101#define REALVIEW_SYS_NVFLAGSSET              (REALVIEW_SYS_BASE + REALVIEW_SYS_NVFLAGSSET_OFFSET)
102#define REALVIEW_SYS_NVFLAGSCLR              (REALVIEW_SYS_BASE + REALVIEW_SYS_NVFLAGSCLR_OFFSET)
103#define REALVIEW_SYS_RESETCTL                (REALVIEW_SYS_BASE + REALVIEW_SYS_RESETCTL_OFFSET)
104#define REALVIEW_SYS_PCICTL                  (REALVIEW_SYS_BASE + REALVIEW_SYS_PCICTL_OFFSET)
105#define REALVIEW_SYS_MCI                     (REALVIEW_SYS_BASE + REALVIEW_SYS_MCI_OFFSET)
106#define REALVIEW_SYS_FLASH                   (REALVIEW_SYS_BASE + REALVIEW_SYS_FLASH_OFFSET)
107#define REALVIEW_SYS_CLCD                    (REALVIEW_SYS_BASE + REALVIEW_SYS_CLCD_OFFSET)
108#define REALVIEW_SYS_CLCDSER                 (REALVIEW_SYS_BASE + REALVIEW_SYS_CLCDSER_OFFSET)
109#define REALVIEW_SYS_BOOTCS                  (REALVIEW_SYS_BASE + REALVIEW_SYS_BOOTCS_OFFSET)
110#define REALVIEW_SYS_24MHz                   (REALVIEW_SYS_BASE + REALVIEW_SYS_24MHz_OFFSET)
111#define REALVIEW_SYS_MISC                    (REALVIEW_SYS_BASE + REALVIEW_SYS_MISC_OFFSET)
112#define REALVIEW_SYS_IOSEL                   (REALVIEW_SYS_BASE + REALVIEW_SYS_IOSEL_OFFSET)
113#define REALVIEW_SYS_PROCID                  (REALVIEW_SYS_BASE + REALVIEW_SYS_PROCID_OFFSET)
114#define REALVIEW_SYS_TEST_OSC0               (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC0_OFFSET)
115#define REALVIEW_SYS_TEST_OSC1               (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC1_OFFSET)
116#define REALVIEW_SYS_TEST_OSC2               (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC2_OFFSET)
117#define REALVIEW_SYS_TEST_OSC3               (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC3_OFFSET)
118#define REALVIEW_SYS_TEST_OSC4               (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC4_OFFSET)
119
120/* ------------------------------------------------------------------------
121 *  RealView control registers
122 * ------------------------------------------------------------------------
123 */
124
125/* 
126 * REALVIEW_IDFIELD
127 *
128 * 31:24 = manufacturer (0x41 = ARM)
129 * 23:16 = architecture (0x08 = AHB system bus, ASB processor bus)
130 * 15:12 = FPGA (0x3 = XVC600 or XVC600E)
131 * 11:4  = build value
132 * 3:0   = revision number (0x1 = rev B (AHB))
133 */
134
135/*
136 * REALVIEW_SYS_LOCK
137 *     control access to SYS_OSCx, SYS_CFGDATAx, SYS_RESETCTL, 
138 *     SYS_CLD, SYS_BOOTCS
139 */
140#define REALVIEW_SYS_LOCK_LOCKED    (1 << 16)
141#define REALVIEW_SYS_LOCK_VAL	0xA05F	       /* Enable write access */
142
143/*
144 * REALVIEW_SYS_FLASH
145 */
146#define REALVIEW_FLASHPROG_FLVPPEN	(1 << 0)	/* Enable writing to flash */
147
148/*
149 * REALVIEW_INTREG
150 *     - used to acknowledge and control MMCI and UART interrupts 
151 */
152#define REALVIEW_INTREG_WPROT        0x00    /* MMC protection status (no interrupt generated) */
153#define REALVIEW_INTREG_RI0          0x01    /* Ring indicator UART0 is asserted,              */
154#define REALVIEW_INTREG_CARDIN       0x08    /* MMCI card in detect                            */
155                                                /* write 1 to acknowledge and clear               */
156#define REALVIEW_INTREG_RI1          0x02    /* Ring indicator UART1 is asserted,              */
157#define REALVIEW_INTREG_CARDINSERT   0x03    /* Signal insertion of MMC card                   */
158
159/*
160 * RealView common peripheral addresses
161 */
162#define REALVIEW_SCTL_BASE            0x10001000	/* System controller */
163#define REALVIEW_I2C_BASE             0x10002000	/* I2C control */
164#define REALVIEW_AACI_BASE            0x10004000	/* Audio */
165#define REALVIEW_MMCI0_BASE           0x10005000	/* MMC interface */
166#define REALVIEW_KMI0_BASE            0x10006000	/* KMI interface */
167#define REALVIEW_KMI1_BASE            0x10007000	/* KMI 2nd interface */
168#define REALVIEW_CHAR_LCD_BASE        0x10008000	/* Character LCD */
169#define REALVIEW_SCI_BASE             0x1000E000	/* Smart card controller */
170#define REALVIEW_GPIO1_BASE           0x10014000	/* GPIO port 1 */
171#define REALVIEW_GPIO2_BASE           0x10015000	/* GPIO port 2 */
172#define REALVIEW_DMC_BASE             0x10018000	/* DMC configuration */
173#define REALVIEW_DMAC_BASE            0x10030000	/* DMA controller */
174
175/* PCI space */
176#define REALVIEW_PCI_BASE             0x41000000	/* PCI Interface */
177#define REALVIEW_PCI_CFG_BASE	      0x42000000
178#define REALVIEW_PCI_MEM_BASE0        0x44000000
179#define REALVIEW_PCI_MEM_BASE1        0x50000000
180#define REALVIEW_PCI_MEM_BASE2        0x60000000
181/* Sizes of above maps */
182#define REALVIEW_PCI_BASE_SIZE	       0x01000000
183#define REALVIEW_PCI_CFG_BASE_SIZE    0x02000000
184#define REALVIEW_PCI_MEM_BASE0_SIZE   0x0c000000	/* 32Mb */
185#define REALVIEW_PCI_MEM_BASE1_SIZE   0x10000000	/* 256Mb */
186#define REALVIEW_PCI_MEM_BASE2_SIZE   0x10000000	/* 256Mb */
187
188#define REALVIEW_SDRAM67_BASE         0x70000000	/* SDRAM banks 6 and 7 */
189#define REALVIEW_LT_BASE              0x80000000	/* Logic Tile expansion */
190
191/*
192 * CompactFlash
193 */
194#define REALVIEW_CF_BASE		0x18000000	/* CompactFlash */
195#define REALVIEW_CF_MEM_BASE		0x18003000	/* SMC for CompactFlash */
196
197/*
198 * Disk on Chip
199 */
200#define REALVIEW_DOC_BASE             0x2C000000
201#define REALVIEW_DOC_SIZE             (16 << 20)
202#define REALVIEW_DOC_PAGE_SIZE        512
203#define REALVIEW_DOC_TOTAL_PAGES     (DOC_SIZE / PAGE_SIZE)
204
205#define ERASE_UNIT_PAGES    32
206#define START_PAGE          0x80
207
208/* 
209 *  LED settings, bits [7:0]
210 */
211#define REALVIEW_SYS_LED0             (1 << 0)
212#define REALVIEW_SYS_LED1             (1 << 1)
213#define REALVIEW_SYS_LED2             (1 << 2)
214#define REALVIEW_SYS_LED3             (1 << 3)
215#define REALVIEW_SYS_LED4             (1 << 4)
216#define REALVIEW_SYS_LED5             (1 << 5)
217#define REALVIEW_SYS_LED6             (1 << 6)
218#define REALVIEW_SYS_LED7             (1 << 7)
219
220#define ALL_LEDS                  0xFF
221
222#define LED_BANK                  REALVIEW_SYS_LED
223
224/* 
225 * Control registers
226 */
227#define REALVIEW_IDFIELD_OFFSET	0x0	/* RealView build information */
228#define REALVIEW_FLASHPROG_OFFSET	0x4	/* Flash devices */
229#define REALVIEW_INTREG_OFFSET		0x8	/* Interrupt control */
230#define REALVIEW_DECODE_OFFSET		0xC	/* Fitted logic modules */
231
232/*
233 * System controller bit assignment
234 */
235#define REALVIEW_REFCLK	0
236#define REALVIEW_TIMCLK	1
237
238#define REALVIEW_TIMER1_EnSel	15
239#define REALVIEW_TIMER2_EnSel	17
240#define REALVIEW_TIMER3_EnSel	19
241#define REALVIEW_TIMER4_EnSel	21
242
243
244#define REALVIEW_CSR_BASE             0x10000000
245#define REALVIEW_CSR_SIZE             0x10000000
246
247#endif	/* __ASM_ARCH_PLATFORM_H */