2 * linux/include/asm-arm/arch-realview/platform.h
4 * Copyright (c) ARM Limited 2003. All rights reserved.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
27 #define REALVIEW_BOOT_ROM_LO 0x30000000 /* DoC Base (64Mb)...*/
28 #define REALVIEW_BOOT_ROM_HI 0x30000000
29 #define REALVIEW_BOOT_ROM_BASE REALVIEW_BOOT_ROM_HI /* Normal position */
30 #define REALVIEW_BOOT_ROM_SIZE SZ_64M
32 #define REALVIEW_SSRAM_BASE /* REALVIEW_SSMC_BASE ? */
33 #define REALVIEW_SSRAM_SIZE SZ_2M
35 #define REALVIEW_FLASH_BASE 0x40000000
36 #define REALVIEW_FLASH_SIZE SZ_64M
41 #define REALVIEW_SDRAM_BASE 0x00000000
44 * Logic expansion modules
49 /* ------------------------------------------------------------------------
51 * ------------------------------------------------------------------------
54 #define REALVIEW_SYS_ID_OFFSET 0x00
55 #define REALVIEW_SYS_SW_OFFSET 0x04
56 #define REALVIEW_SYS_LED_OFFSET 0x08
57 #define REALVIEW_SYS_OSC0_OFFSET 0x0C
59 #define REALVIEW_SYS_OSC1_OFFSET 0x10
60 #define REALVIEW_SYS_OSC2_OFFSET 0x14
61 #define REALVIEW_SYS_OSC3_OFFSET 0x18
62 #define REALVIEW_SYS_OSC4_OFFSET 0x1C /* OSC1 for RealView/AB */
64 #define REALVIEW_SYS_LOCK_OFFSET 0x20
65 #define REALVIEW_SYS_100HZ_OFFSET 0x24
66 #define REALVIEW_SYS_CFGDATA1_OFFSET 0x28
67 #define REALVIEW_SYS_CFGDATA2_OFFSET 0x2C
68 #define REALVIEW_SYS_FLAGS_OFFSET 0x30
69 #define REALVIEW_SYS_FLAGSSET_OFFSET 0x30
70 #define REALVIEW_SYS_FLAGSCLR_OFFSET 0x34
71 #define REALVIEW_SYS_NVFLAGS_OFFSET 0x38
72 #define REALVIEW_SYS_NVFLAGSSET_OFFSET 0x38
73 #define REALVIEW_SYS_NVFLAGSCLR_OFFSET 0x3C
74 #define REALVIEW_SYS_RESETCTL_OFFSET 0x40
75 #define REALVIEW_SYS_PCICTL_OFFSET 0x44
76 #define REALVIEW_SYS_MCI_OFFSET 0x48
77 #define REALVIEW_SYS_FLASH_OFFSET 0x4C
78 #define REALVIEW_SYS_CLCD_OFFSET 0x50
79 #define REALVIEW_SYS_CLCDSER_OFFSET 0x54
80 #define REALVIEW_SYS_BOOTCS_OFFSET 0x58
81 #define REALVIEW_SYS_24MHz_OFFSET 0x5C
82 #define REALVIEW_SYS_MISC_OFFSET 0x60
83 #define REALVIEW_SYS_IOSEL_OFFSET 0x70
84 #define REALVIEW_SYS_TEST_OSC0_OFFSET 0x80
85 #define REALVIEW_SYS_TEST_OSC1_OFFSET 0x84
86 #define REALVIEW_SYS_TEST_OSC2_OFFSET 0x88
87 #define REALVIEW_SYS_TEST_OSC3_OFFSET 0x8C
88 #define REALVIEW_SYS_TEST_OSC4_OFFSET 0x90
90 #define REALVIEW_SYS_BASE 0x10000000
91 #define REALVIEW_SYS_ID (REALVIEW_SYS_BASE + REALVIEW_SYS_ID_OFFSET)
92 #define REALVIEW_SYS_SW (REALVIEW_SYS_BASE + REALVIEW_SYS_SW_OFFSET)
93 #define REALVIEW_SYS_LED (REALVIEW_SYS_BASE + REALVIEW_SYS_LED_OFFSET)
94 #define REALVIEW_SYS_OSC0 (REALVIEW_SYS_BASE + REALVIEW_SYS_OSC0_OFFSET)
95 #define REALVIEW_SYS_OSC1 (REALVIEW_SYS_BASE + REALVIEW_SYS_OSC1_OFFSET)
97 #define REALVIEW_SYS_LOCK (REALVIEW_SYS_BASE + REALVIEW_SYS_LOCK_OFFSET)
98 #define REALVIEW_SYS_100HZ (REALVIEW_SYS_BASE + REALVIEW_SYS_100HZ_OFFSET)
99 #define REALVIEW_SYS_CFGDATA1 (REALVIEW_SYS_BASE + REALVIEW_SYS_CFGDATA1_OFFSET)
100 #define REALVIEW_SYS_CFGDATA2 (REALVIEW_SYS_BASE + REALVIEW_SYS_CFGDATA2_OFFSET)
101 #define REALVIEW_SYS_FLAGS (REALVIEW_SYS_BASE + REALVIEW_SYS_FLAGS_OFFSET)
102 #define REALVIEW_SYS_FLAGSSET (REALVIEW_SYS_BASE + REALVIEW_SYS_FLAGSSET_OFFSET)
103 #define REALVIEW_SYS_FLAGSCLR (REALVIEW_SYS_BASE + REALVIEW_SYS_FLAGSCLR_OFFSET)
104 #define REALVIEW_SYS_NVFLAGS (REALVIEW_SYS_BASE + REALVIEW_SYS_NVFLAGS_OFFSET)
105 #define REALVIEW_SYS_NVFLAGSSET (REALVIEW_SYS_BASE + REALVIEW_SYS_NVFLAGSSET_OFFSET)
106 #define REALVIEW_SYS_NVFLAGSCLR (REALVIEW_SYS_BASE + REALVIEW_SYS_NVFLAGSCLR_OFFSET)
107 #define REALVIEW_SYS_RESETCTL (REALVIEW_SYS_BASE + REALVIEW_SYS_RESETCTL_OFFSET)
108 #define REALVIEW_SYS_PCICTL (REALVIEW_SYS_BASE + REALVIEW_SYS_PCICTL_OFFSET)
109 #define REALVIEW_SYS_MCI (REALVIEW_SYS_BASE + REALVIEW_SYS_MCI_OFFSET)
110 #define REALVIEW_SYS_FLASH (REALVIEW_SYS_BASE + REALVIEW_SYS_FLASH_OFFSET)
111 #define REALVIEW_SYS_CLCD (REALVIEW_SYS_BASE + REALVIEW_SYS_CLCD_OFFSET)
112 #define REALVIEW_SYS_CLCDSER (REALVIEW_SYS_BASE + REALVIEW_SYS_CLCDSER_OFFSET)
113 #define REALVIEW_SYS_BOOTCS (REALVIEW_SYS_BASE + REALVIEW_SYS_BOOTCS_OFFSET)
114 #define REALVIEW_SYS_24MHz (REALVIEW_SYS_BASE + REALVIEW_SYS_24MHz_OFFSET)
115 #define REALVIEW_SYS_MISC (REALVIEW_SYS_BASE + REALVIEW_SYS_MISC_OFFSET)
116 #define REALVIEW_SYS_IOSEL (REALVIEW_SYS_BASE + REALVIEW_SYS_IOSEL_OFFSET)
117 #define REALVIEW_SYS_TEST_OSC0 (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC0_OFFSET)
118 #define REALVIEW_SYS_TEST_OSC1 (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC1_OFFSET)
119 #define REALVIEW_SYS_TEST_OSC2 (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC2_OFFSET)
120 #define REALVIEW_SYS_TEST_OSC3 (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC3_OFFSET)
121 #define REALVIEW_SYS_TEST_OSC4 (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC4_OFFSET)
124 * Values for REALVIEW_SYS_RESET_CTRL
126 #define REALVIEW_SYS_CTRL_RESET_CONFIGCLR 0x01
127 #define REALVIEW_SYS_CTRL_RESET_CONFIGINIT 0x02
128 #define REALVIEW_SYS_CTRL_RESET_DLLRESET 0x03
129 #define REALVIEW_SYS_CTRL_RESET_PLLRESET 0x04
130 #define REALVIEW_SYS_CTRL_RESET_POR 0x05
131 #define REALVIEW_SYS_CTRL_RESET_DoC 0x06
133 #define REALVIEW_SYS_CTRL_LED (1 << 0)
136 /* ------------------------------------------------------------------------
137 * RealView control registers
138 * ------------------------------------------------------------------------
144 * 31:24 = manufacturer (0x41 = ARM)
145 * 23:16 = architecture (0x08 = AHB system bus, ASB processor bus)
146 * 15:12 = FPGA (0x3 = XVC600 or XVC600E)
148 * 3:0 = revision number (0x1 = rev B (AHB))
153 * control access to SYS_OSCx, SYS_CFGDATAx, SYS_RESETCTL,
154 * SYS_CLD, SYS_BOOTCS
156 #define REALVIEW_SYS_LOCK_LOCKED (1 << 16)
157 #define REALVIEW_SYS_LOCKVAL_MASK 0xFFFF /* write 0xA05F to enable write access */
162 #define REALVIEW_FLASHPROG_FLVPPEN (1 << 0) /* Enable writing to flash */
166 * - used to acknowledge and control MMCI and UART interrupts
168 #define REALVIEW_INTREG_WPROT 0x00 /* MMC protection status (no interrupt generated) */
169 #define REALVIEW_INTREG_RI0 0x01 /* Ring indicator UART0 is asserted, */
170 #define REALVIEW_INTREG_CARDIN 0x08 /* MMCI card in detect */
171 /* write 1 to acknowledge and clear */
172 #define REALVIEW_INTREG_RI1 0x02 /* Ring indicator UART1 is asserted, */
173 #define REALVIEW_INTREG_CARDINSERT 0x03 /* Signal insertion of MMC card */
176 * REALVIEW peripheral addresses
178 #define REALVIEW_SCTL_BASE 0x10001000 /* System controller */
179 #define REALVIEW_I2C_BASE 0x10002000 /* I2C control */
180 /* Reserved 0x10003000 */
181 #define REALVIEW_AACI_BASE 0x10004000 /* Audio */
182 #define REALVIEW_MMCI0_BASE 0x10005000 /* MMC interface */
183 #define REALVIEW_KMI0_BASE 0x10006000 /* KMI interface */
184 #define REALVIEW_KMI1_BASE 0x10007000 /* KMI 2nd interface */
185 #define REALVIEW_CHAR_LCD_BASE 0x10008000 /* Character LCD */
186 #define REALVIEW_UART0_BASE 0x10009000 /* UART 0 */
187 #define REALVIEW_UART1_BASE 0x1000A000 /* UART 1 */
188 #define REALVIEW_UART2_BASE 0x1000B000 /* UART 2 */
189 #define REALVIEW_UART3_BASE 0x1000C000 /* UART 3 */
190 #define REALVIEW_SSP_BASE 0x1000D000 /* Synchronous Serial Port */
191 #define REALVIEW_SCI_BASE 0x1000E000 /* Smart card controller */
192 /* Reserved 0x1000F000 */
193 #define REALVIEW_WATCHDOG_BASE 0x10010000 /* watchdog interface */
194 #define REALVIEW_TIMER0_1_BASE 0x10011000 /* Timer 0 and 1 */
195 #define REALVIEW_TIMER2_3_BASE 0x10012000 /* Timer 2 and 3 */
196 #define REALVIEW_GPIO0_BASE 0x10013000 /* GPIO port 0 */
197 #define REALVIEW_GPIO1_BASE 0x10014000 /* GPIO port 1 */
198 #define REALVIEW_GPIO2_BASE 0x10015000 /* GPIO port 2 */
199 /* Reserved 0x10016000 */
200 #define REALVIEW_RTC_BASE 0x10017000 /* Real Time Clock */
201 #define REALVIEW_DMC_BASE 0x10018000 /* DMC configuration */
202 #define REALVIEW_PCI_CORE_BASE 0x10019000 /* PCI configuration */
203 /* Reserved 0x1001A000 - 0x1001FFFF */
204 #define REALVIEW_CLCD_BASE 0x10020000 /* CLCD */
205 #define REALVIEW_DMAC_BASE 0x10030000 /* DMA controller */
206 #ifndef CONFIG_REALVIEW_MPCORE
207 #define REALVIEW_GIC_CPU_BASE 0x10040000 /* Generic interrupt controller CPU interface */
208 #define REALVIEW_GIC_DIST_BASE 0x10041000 /* Generic interrupt controller distributor */
210 #define REALVIEW_MPCORE_SCU_BASE 0x10100000 /* SCU registers */
211 #define REALVIEW_GIC_CPU_BASE 0x10100100 /* Generic interrupt controller CPU interface */
212 #define REALVIEW_TWD_BASE 0x10100700
213 #define REALVIEW_TWD_SIZE 0x00000100
214 #define REALVIEW_GIC_DIST_BASE 0x10101000 /* Generic interrupt controller distributor */
216 #define REALVIEW_SMC_BASE 0x10080000 /* SMC */
217 /* Reserved 0x10090000 - 0x100EFFFF */
219 #define REALVIEW_ETH_BASE 0x4E000000 /* Ethernet */
222 #define REALVIEW_PCI_BASE 0x41000000 /* PCI Interface */
223 #define REALVIEW_PCI_CFG_BASE 0x42000000
224 #define REALVIEW_PCI_MEM_BASE0 0x44000000
225 #define REALVIEW_PCI_MEM_BASE1 0x50000000
226 #define REALVIEW_PCI_MEM_BASE2 0x60000000
227 /* Sizes of above maps */
228 #define REALVIEW_PCI_BASE_SIZE 0x01000000
229 #define REALVIEW_PCI_CFG_BASE_SIZE 0x02000000
230 #define REALVIEW_PCI_MEM_BASE0_SIZE 0x0c000000 /* 32Mb */
231 #define REALVIEW_PCI_MEM_BASE1_SIZE 0x10000000 /* 256Mb */
232 #define REALVIEW_PCI_MEM_BASE2_SIZE 0x10000000 /* 256Mb */
234 #define REALVIEW_SDRAM67_BASE 0x70000000 /* SDRAM banks 6 and 7 */
235 #define REALVIEW_LT_BASE 0x80000000 /* Logic Tile expansion */
240 #define REALVIEW_DOC_BASE 0x2C000000
241 #define REALVIEW_DOC_SIZE (16 << 20)
242 #define REALVIEW_DOC_PAGE_SIZE 512
243 #define REALVIEW_DOC_TOTAL_PAGES (DOC_SIZE / PAGE_SIZE)
245 #define ERASE_UNIT_PAGES 32
246 #define START_PAGE 0x80
249 * LED settings, bits [7:0]
251 #define REALVIEW_SYS_LED0 (1 << 0)
252 #define REALVIEW_SYS_LED1 (1 << 1)
253 #define REALVIEW_SYS_LED2 (1 << 2)
254 #define REALVIEW_SYS_LED3 (1 << 3)
255 #define REALVIEW_SYS_LED4 (1 << 4)
256 #define REALVIEW_SYS_LED5 (1 << 5)
257 #define REALVIEW_SYS_LED6 (1 << 6)
258 #define REALVIEW_SYS_LED7 (1 << 7)
260 #define ALL_LEDS 0xFF
262 #define LED_BANK REALVIEW_SYS_LED
267 #define REALVIEW_IDFIELD_OFFSET 0x0 /* RealView build information */
268 #define REALVIEW_FLASHPROG_OFFSET 0x4 /* Flash devices */
269 #define REALVIEW_INTREG_OFFSET 0x8 /* Interrupt control */
270 #define REALVIEW_DECODE_OFFSET 0xC /* Fitted logic modules */
272 /* ------------------------------------------------------------------------
273 * Interrupts - bit assignment (primary)
274 * ------------------------------------------------------------------------
276 #ifndef CONFIG_REALVIEW_MPCORE
277 #define INT_WDOGINT 0 /* Watchdog timer */
278 #define INT_SOFTINT 1 /* Software interrupt */
279 #define INT_COMMRx 2 /* Debug Comm Rx interrupt */
280 #define INT_COMMTx 3 /* Debug Comm Tx interrupt */
281 #define INT_TIMERINT0_1 4 /* Timer 0 and 1 */
282 #define INT_TIMERINT2_3 5 /* Timer 2 and 3 */
283 #define INT_GPIOINT0 6 /* GPIO 0 */
284 #define INT_GPIOINT1 7 /* GPIO 1 */
285 #define INT_GPIOINT2 8 /* GPIO 2 */
287 #define INT_RTCINT 10 /* Real Time Clock */
288 #define INT_SSPINT 11 /* Synchronous Serial Port */
289 #define INT_UARTINT0 12 /* UART 0 on development chip */
290 #define INT_UARTINT1 13 /* UART 1 on development chip */
291 #define INT_UARTINT2 14 /* UART 2 on development chip */
292 #define INT_UARTINT3 15 /* UART 3 on development chip */
293 #define INT_SCIINT 16 /* Smart Card Interface */
294 #define INT_MMCI0A 17 /* Multimedia Card 0A */
295 #define INT_MMCI0B 18 /* Multimedia Card 0B */
296 #define INT_AACI 19 /* Audio Codec */
297 #define INT_KMI0 20 /* Keyboard/Mouse port 0 */
298 #define INT_KMI1 21 /* Keyboard/Mouse port 1 */
299 #define INT_CHARLCD 22 /* Character LCD */
300 #define INT_CLCDINT 23 /* CLCD controller */
301 #define INT_DMAINT 24 /* DMA controller */
302 #define INT_PWRFAILINT 25 /* Power failure */
304 #define INT_DoC 27 /* Disk on Chip memory controller */
305 #define INT_ETH 28 /* Ethernet controller */
306 #define INT_USB 29 /* USB controller */
307 #define INT_TSPENINT 30 /* Touchscreen pen */
308 #define INT_TSKPADINT 31 /* Touchscreen keypad */
311 #define INT_TIMERINT0_1 1
312 #define INT_TIMERINT2_3 2
314 #define INT_UARTINT0 4
315 #define INT_UARTINT1 5
320 #define INT_EB_IRQ1 10 /* main GIC */
321 #define INT_EB_IRQ2 11 /* tile GIC */
322 #define INT_EB_FIQ1 12 /* main GIC */
323 #define INT_EB_FIQ2 13 /* tile GIC */
324 #define INT_MMCI0A 14
325 #define INT_MMCI0B 15
327 #define INT_PMU_CPU0 17
328 #define INT_PMU_CPU1 18
329 #define INT_PMU_CPU2 19
330 #define INT_PMU_CPU3 20
331 #define INT_PMU_SCU0 21
332 #define INT_PMU_SCU1 22
333 #define INT_PMU_SCU2 23
334 #define INT_PMU_SCU3 24
335 #define INT_PMU_SCU4 25
336 #define INT_PMU_SCU5 26
337 #define INT_PMU_SCU6 27
338 #define INT_PMU_SCU7 28
340 #define INT_L220_EVENT 29
341 #define INT_L220_SLAVE 30
342 #define INT_L220_DECODE 31
344 #define INT_UARTINT2 -1
345 #define INT_UARTINT3 -1
346 #define INT_CLCDINT -1
347 #define INT_DMAINT -1
348 #define INT_WDOGINT -1
349 #define INT_GPIOINT0 -1
350 #define INT_GPIOINT1 -1
351 #define INT_GPIOINT2 -1
352 #define INT_SCIINT -1
353 #define INT_SSPINT -1
357 * Interrupt bit positions
360 #define INTMASK_WDOGINT (1 << INT_WDOGINT)
361 #define INTMASK_SOFTINT (1 << INT_SOFTINT)
362 #define INTMASK_COMMRx (1 << INT_COMMRx)
363 #define INTMASK_COMMTx (1 << INT_COMMTx)
364 #define INTMASK_TIMERINT0_1 (1 << INT_TIMERINT0_1)
365 #define INTMASK_TIMERINT2_3 (1 << INT_TIMERINT2_3)
366 #define INTMASK_GPIOINT0 (1 << INT_GPIOINT0)
367 #define INTMASK_GPIOINT1 (1 << INT_GPIOINT1)
368 #define INTMASK_GPIOINT2 (1 << INT_GPIOINT2)
369 #define INTMASK_RTCINT (1 << INT_RTCINT)
370 #define INTMASK_SSPINT (1 << INT_SSPINT)
371 #define INTMASK_UARTINT0 (1 << INT_UARTINT0)
372 #define INTMASK_UARTINT1 (1 << INT_UARTINT1)
373 #define INTMASK_UARTINT2 (1 << INT_UARTINT2)
374 #define INTMASK_UARTINT3 (1 << INT_UARTINT3)
375 #define INTMASK_SCIINT (1 << INT_SCIINT)
376 #define INTMASK_MMCI0A (1 << INT_MMCI0A)
377 #define INTMASK_MMCI0B (1 << INT_MMCI0B)
378 #define INTMASK_AACI (1 << INT_AACI)
379 #define INTMASK_KMI0 (1 << INT_KMI0)
380 #define INTMASK_KMI1 (1 << INT_KMI1)
381 #define INTMASK_CHARLCD (1 << INT_CHARLCD)
382 #define INTMASK_CLCDINT (1 << INT_CLCDINT)
383 #define INTMASK_DMAINT (1 << INT_DMAINT)
384 #define INTMASK_PWRFAILINT (1 << INT_PWRFAILINT)
385 #define INTMASK_PISMO (1 << INT_PISMO)
386 #define INTMASK_DoC (1 << INT_DoC)
387 #define INTMASK_ETH (1 << INT_ETH)
388 #define INTMASK_USB (1 << INT_USB)
389 #define INTMASK_TSPENINT (1 << INT_TSPENINT)
390 #define INTMASK_TSKPADINT (1 << INT_TSKPADINT)
400 #define FLASH_BASE REALVIEW_FLASH_BASE
401 #define FLASH_SIZE REALVIEW_FLASH_SIZE
402 #define FLASH_END (FLASH_BASE + FLASH_SIZE - 1)
403 #define FLASH_BLOCK_SIZE SZ_128K
409 #define EPROM_BASE REALVIEW_BOOT_ROM_HI
410 #define EPROM_SIZE REALVIEW_BOOT_ROM_SIZE
411 #define EPROM_END (EPROM_BASE + EPROM_SIZE - 1)
417 #define CLEAN_BASE EPROM_BASE
420 * System controller bit assignment
422 #define REALVIEW_REFCLK 0
423 #define REALVIEW_TIMCLK 1
425 #define REALVIEW_TIMER1_EnSel 15
426 #define REALVIEW_TIMER2_EnSel 17
427 #define REALVIEW_TIMER3_EnSel 19
428 #define REALVIEW_TIMER4_EnSel 21
432 #define MAX_PERIOD 699050
433 #define TICKS_PER_uSEC 1
436 * These are useconds NOT ticks.
440 #define mSEC_5 (mSEC_1 * 5)
441 #define mSEC_10 (mSEC_1 * 10)
442 #define mSEC_25 (mSEC_1 * 25)
443 #define SEC_1 (mSEC_1 * 1000)
445 #define REALVIEW_CSR_BASE 0x10000000
446 #define REALVIEW_CSR_SIZE 0x10000000