ARM: vexpress: create A5 specific board config
[platform/kernel/u-boot.git] / include / configs / vexpress_common.h
1 /*
2  * (C) Copyright 2011 ARM Limited
3  * (C) Copyright 2010 Linaro
4  * Matt Waddel, <matt.waddel@linaro.org>
5  *
6  * Configuration for Versatile Express. Parts were derived from other ARM
7  *   configurations.
8  *
9  * See file CREDITS for list of people who contributed to this
10  * project.
11  *
12  * This program is free software; you can redistribute it and/or
13  * modify it under the terms of the GNU General Public License as
14  * published by the Free Software Foundation; either version 2 of
15  * the License, or (at your option) any later version.
16  *
17  * This program is distributed in the hope that it will be useful,
18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
20  * GNU General Public License for more details.
21  *
22  * You should have received a copy of the GNU General Public License
23  * along with this program; if not, write to the Free Software
24  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
25  * MA 02111-1307 USA
26  */
27
28 #ifndef __VEXPRESS_COMMON_H
29 #define __VEXPRESS_COMMON_H
30
31 /*
32  * Definitions copied from linux kernel:
33  * arch/arm/mach-vexpress/include/mach/motherboard.h
34  */
35 #ifdef CONFIG_VEXPRESS_ORIGINAL_MEMORY_MAP
36 /* CS register bases for the original memory map. */
37 #define V2M_PA_CS0              0x40000000
38 #define V2M_PA_CS1              0x44000000
39 #define V2M_PA_CS2              0x48000000
40 #define V2M_PA_CS3              0x4c000000
41 #define V2M_PA_CS7              0x10000000
42
43 #define V2M_PERIPH_OFFSET(x)    (x << 12)
44 #define V2M_SYSREGS             (V2M_PA_CS7 + V2M_PERIPH_OFFSET(0))
45 #define V2M_SYSCTL              (V2M_PA_CS7 + V2M_PERIPH_OFFSET(1))
46 #define V2M_SERIAL_BUS_PCI      (V2M_PA_CS7 + V2M_PERIPH_OFFSET(2))
47
48 #define V2M_BASE                0x60000000
49 #define CONFIG_SYS_TEXT_BASE    0x60800000
50 #elif defined(CONFIG_VEXPRESS_EXTENDED_MEMORY_MAP)
51 /* CS register bases for the extended memory map. */
52 #define V2M_PA_CS0              0x08000000
53 #define V2M_PA_CS1              0x0c000000
54 #define V2M_PA_CS2              0x14000000
55 #define V2M_PA_CS3              0x18000000
56 #define V2M_PA_CS7              0x1c000000
57
58 #define V2M_PERIPH_OFFSET(x)    (x << 16)
59 #define V2M_SYSREGS             (V2M_PA_CS7 + V2M_PERIPH_OFFSET(1))
60 #define V2M_SYSCTL              (V2M_PA_CS7 + V2M_PERIPH_OFFSET(2))
61 #define V2M_SERIAL_BUS_PCI      (V2M_PA_CS7 + V2M_PERIPH_OFFSET(3))
62
63 #define V2M_BASE                0x80000000
64 #define CONFIG_SYS_TEXT_BASE    0x80800000
65 #endif
66
67 /*
68  * Physical addresses, offset from V2M_PA_CS0-3
69  */
70 #define V2M_NOR0                (V2M_PA_CS0)
71 #define V2M_NOR1                (V2M_PA_CS1)
72 #define V2M_SRAM                (V2M_PA_CS2)
73 #define V2M_VIDEO_SRAM          (V2M_PA_CS3 + 0x00000000)
74 #define V2M_LAN9118             (V2M_PA_CS3 + 0x02000000)
75 #define V2M_ISP1761             (V2M_PA_CS3 + 0x03000000)
76
77 /* Common peripherals relative to CS7. */
78 #define V2M_AACI                (V2M_PA_CS7 + V2M_PERIPH_OFFSET(4))
79 #define V2M_MMCI                (V2M_PA_CS7 + V2M_PERIPH_OFFSET(5))
80 #define V2M_KMI0                (V2M_PA_CS7 + V2M_PERIPH_OFFSET(6))
81 #define V2M_KMI1                (V2M_PA_CS7 + V2M_PERIPH_OFFSET(7))
82
83 #define V2M_UART0               (V2M_PA_CS7 + V2M_PERIPH_OFFSET(9))
84 #define V2M_UART1               (V2M_PA_CS7 + V2M_PERIPH_OFFSET(10))
85 #define V2M_UART2               (V2M_PA_CS7 + V2M_PERIPH_OFFSET(11))
86 #define V2M_UART3               (V2M_PA_CS7 + V2M_PERIPH_OFFSET(12))
87
88 #define V2M_WDT                 (V2M_PA_CS7 + V2M_PERIPH_OFFSET(15))
89
90 #define V2M_TIMER01             (V2M_PA_CS7 + V2M_PERIPH_OFFSET(17))
91 #define V2M_TIMER23             (V2M_PA_CS7 + V2M_PERIPH_OFFSET(18))
92
93 #define V2M_SERIAL_BUS_DVI      (V2M_PA_CS7 + V2M_PERIPH_OFFSET(22))
94 #define V2M_RTC                 (V2M_PA_CS7 + V2M_PERIPH_OFFSET(23))
95
96 #define V2M_CF                  (V2M_PA_CS7 + V2M_PERIPH_OFFSET(26))
97
98 #define V2M_CLCD                (V2M_PA_CS7 + V2M_PERIPH_OFFSET(31))
99 #define V2M_SIZE_CS7            V2M_PERIPH_OFFSET(32)
100
101 /* System register offsets. */
102 #define V2M_SYS_CFGDATA         (V2M_SYSREGS + 0x0a0)
103 #define V2M_SYS_CFGCTRL         (V2M_SYSREGS + 0x0a4)
104 #define V2M_SYS_CFGSTAT         (V2M_SYSREGS + 0x0a8)
105
106 /*
107  * Configuration
108  */
109 #define SYS_CFG_START           (1 << 31)
110 #define SYS_CFG_WRITE           (1 << 30)
111 #define SYS_CFG_OSC             (1 << 20)
112 #define SYS_CFG_VOLT            (2 << 20)
113 #define SYS_CFG_AMP             (3 << 20)
114 #define SYS_CFG_TEMP            (4 << 20)
115 #define SYS_CFG_RESET           (5 << 20)
116 #define SYS_CFG_SCC             (6 << 20)
117 #define SYS_CFG_MUXFPGA         (7 << 20)
118 #define SYS_CFG_SHUTDOWN        (8 << 20)
119 #define SYS_CFG_REBOOT          (9 << 20)
120 #define SYS_CFG_DVIMODE         (11 << 20)
121 #define SYS_CFG_POWER           (12 << 20)
122 #define SYS_CFG_SITE_MB         (0 << 16)
123 #define SYS_CFG_SITE_DB1        (1 << 16)
124 #define SYS_CFG_SITE_DB2        (2 << 16)
125 #define SYS_CFG_STACK(n)        ((n) << 12)
126
127 #define SYS_CFG_ERR             (1 << 1)
128 #define SYS_CFG_COMPLETE        (1 << 0)
129
130 /* Board info register */
131 #define SYS_ID                          V2M_SYSREGS
132 #define CONFIG_REVISION_TAG             1
133
134 #define CONFIG_SYS_MEMTEST_START        V2M_BASE
135 #define CONFIG_SYS_MEMTEST_END          0x20000000
136 #define CONFIG_SYS_HZ                   1000
137
138 #define CONFIG_CMDLINE_TAG              1       /* enable passing of ATAGs */
139 #define CONFIG_SETUP_MEMORY_TAGS        1
140 #define CONFIG_SYS_L2CACHE_OFF          1
141 #define CONFIG_INITRD_TAG               1
142
143 #define CONFIG_OF_LIBFDT                1
144
145 /* Size of malloc() pool */
146 #define CONFIG_SYS_MALLOC_LEN           (CONFIG_ENV_SIZE + 128 * 1024)
147
148 #define SCTL_BASE                       V2M_SYSCTL
149 #define VEXPRESS_FLASHPROG_FLVPPEN      (1 << 0)
150
151 /* SMSC9115 Ethernet from SMSC9118 family */
152 #define CONFIG_SMC911X                  1
153 #define CONFIG_SMC911X_32_BIT           1
154 #define CONFIG_SMC911X_BASE             V2M_LAN9118
155
156 /* PL011 Serial Configuration */
157 #define CONFIG_PL011_SERIAL
158 #define CONFIG_PL011_CLOCK              24000000
159 #define CONFIG_PL01x_PORTS              {(void *)CONFIG_SYS_SERIAL0, \
160                                          (void *)CONFIG_SYS_SERIAL1}
161 #define CONFIG_CONS_INDEX               0
162
163 #define CONFIG_BAUDRATE                 38400
164 #define CONFIG_SYS_BAUDRATE_TABLE       { 9600, 19200, 38400, 57600, 115200 }
165 #define CONFIG_SYS_SERIAL0              V2M_UART0
166 #define CONFIG_SYS_SERIAL1              V2M_UART1
167
168 /* Command line configuration */
169 #define CONFIG_CMD_BDI
170 #define CONFIG_CMD_DHCP
171 #define CONFIG_CMD_PXE
172 #define CONFIG_MENU
173 #define CONFIG_CMD_ELF
174 #define CONFIG_CMD_ENV
175 #define CONFIG_CMD_FLASH
176 #define CONFIG_CMD_IMI
177 #define CONFIG_CMD_MEMORY
178 #define CONFIG_CMD_NET
179 #define CONFIG_CMD_PING
180 #define CONFIG_CMD_SAVEENV
181 #define CONFIG_CMD_RUN
182
183 #define CONFIG_CMD_FAT
184 #define CONFIG_DOS_PARTITION            1
185 #define CONFIG_MMC                      1
186 #define CONFIG_CMD_MMC
187 #define CONFIG_GENERIC_MMC
188 #define CONFIG_ARM_PL180_MMCI
189 #define CONFIG_ARM_PL180_MMCI_BASE      V2M_MMCI
190 #define CONFIG_SYS_MMC_MAX_BLK_COUNT    127
191 #define CONFIG_ARM_PL180_MMCI_CLOCK_FREQ 6250000
192
193 /* BOOTP options */
194 #define CONFIG_BOOTP_BOOTFILESIZE
195 #define CONFIG_BOOTP_BOOTPATH
196 #define CONFIG_BOOTP_GATEWAY
197 #define CONFIG_BOOTP_HOSTNAME
198 #define CONFIG_BOOTP_PXE
199 #define CONFIG_BOOTP_PXE_CLIENTARCH     0x100
200
201 /* Miscellaneous configurable options */
202 #undef  CONFIG_SYS_CLKS_IN_HZ
203 #define CONFIG_SYS_LOAD_ADDR            (V2M_BASE + 0x8000)
204 #define LINUX_BOOT_PARAM_ADDR           (V2M_BASE + 0x2000)
205 #define CONFIG_BOOTDELAY                2
206
207 /* Physical Memory Map */
208 #define CONFIG_NR_DRAM_BANKS            2
209 #define PHYS_SDRAM_1                    (V2M_BASE)      /* SDRAM Bank #1 */
210 #define PHYS_SDRAM_2                    (((unsigned int)V2M_BASE) + \
211                                         ((unsigned int)0x20000000))
212 #define PHYS_SDRAM_1_SIZE               0x20000000      /* 512 MB */
213 #define PHYS_SDRAM_2_SIZE               0x20000000      /* 512 MB */
214
215 /* additions for new relocation code */
216 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
217 #define CONFIG_SYS_INIT_RAM_SIZE                0x1000
218 #define CONFIG_SYS_GBL_DATA_OFFSET      (CONFIG_SYS_SDRAM_BASE + \
219                                          CONFIG_SYS_INIT_RAM_SIZE - \
220                                          GENERATED_GBL_DATA_SIZE)
221 #define CONFIG_SYS_INIT_SP_ADDR         CONFIG_SYS_GBL_DATA_OFFSET
222
223 /* Basic environment settings */
224 #define CONFIG_BOOTCOMMAND              "run bootflash;"
225 #ifdef CONFIG_VEXPRESS_ORIGINAL_MEMORY_MAP
226 #define CONFIG_PLATFORM_ENV_SETTINGS \
227                 "loadaddr=0x80008000\0" \
228                 "ramdisk_addr_r=0x61000000\0" \
229                 "kernel_addr=0x44100000\0" \
230                 "ramdisk_addr=0x44800000\0" \
231                 "maxramdisk=0x1800000\0" \
232                 "pxefile_addr_r=0x88000000\0" \
233                 "kernel_addr_r=0x80008000\0"
234 #elif defined(CONFIG_VEXPRESS_EXTENDED_MEMORY_MAP)
235 #define CONFIG_PLATFORM_ENV_SETTINGS \
236                 "loadaddr=0xa0008000\0" \
237                 "ramdisk_addr_r=0x81000000\0" \
238                 "kernel_addr=0x0c100000\0" \
239                 "ramdisk_addr=0x0c800000\0" \
240                 "maxramdisk=0x1800000\0" \
241                 "pxefile_addr_r=0xa8000000\0" \
242                 "kernel_addr_r=0xa0008000\0"
243 #endif
244 #define CONFIG_EXTRA_ENV_SETTINGS \
245                 CONFIG_PLATFORM_ENV_SETTINGS \
246                 "console=ttyAMA0,38400n8\0" \
247                 "dram=1024M\0" \
248                 "root=/dev/sda1 rw\0" \
249                 "mtd=armflash:1M@0x800000(uboot),7M@0x1000000(kernel)," \
250                         "24M@0x2000000(initrd)\0" \
251                 "flashargs=setenv bootargs root=${root} console=${console} " \
252                         "mem=${dram} mtdparts=${mtd} mmci.fmax=190000 " \
253                         "devtmpfs.mount=0  vmalloc=256M\0" \
254                 "bootflash=run flashargs; " \
255                         "cp ${ramdisk_addr} ${ramdisk_addr_r} ${maxramdisk}; " \
256                         "bootm ${kernel_addr} ${ramdisk_addr_r}\0"
257
258 /* FLASH and environment organization */
259 #define PHYS_FLASH_SIZE                 0x04000000      /* 64MB */
260 #define CONFIG_SYS_FLASH_CFI            1
261 #define CONFIG_FLASH_CFI_DRIVER         1
262 #define CONFIG_SYS_FLASH_SIZE           0x04000000
263 #define CONFIG_SYS_MAX_FLASH_BANKS      2
264 #define CONFIG_SYS_FLASH_BASE0          V2M_NOR0
265 #define CONFIG_SYS_FLASH_BASE1          V2M_NOR1
266 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE0
267
268 /* Timeout values in ticks */
269 #define CONFIG_SYS_FLASH_ERASE_TOUT     (2 * CONFIG_SYS_HZ) /* Erase Timeout */
270 #define CONFIG_SYS_FLASH_WRITE_TOUT     (2 * CONFIG_SYS_HZ) /* Write Timeout */
271
272 /* 255 0x40000 sectors + first or last sector may have 4 erase regions = 259 */
273 #define CONFIG_SYS_MAX_FLASH_SECT       259             /* Max sectors */
274 #define FLASH_MAX_SECTOR_SIZE           0x00040000      /* 256 KB sectors */
275
276 /* Room required on the stack for the environment data */
277 #define CONFIG_ENV_SIZE                 FLASH_MAX_SECTOR_SIZE
278
279 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE /* use buffered writes */
280
281 /*
282  * Amount of flash used for environment:
283  * We don't know which end has the small erase blocks so we use the penultimate
284  * sector location for the environment
285  */
286 #define CONFIG_ENV_SECT_SIZE            FLASH_MAX_SECTOR_SIZE
287 #define CONFIG_ENV_OVERWRITE            1
288
289 /* Store environment at top of flash */
290 #define CONFIG_ENV_IS_IN_FLASH          1
291 #define CONFIG_ENV_OFFSET               (PHYS_FLASH_SIZE - \
292                                         (2 * CONFIG_ENV_SECT_SIZE))
293 #define CONFIG_ENV_ADDR                 (CONFIG_SYS_FLASH_BASE1 + \
294                                          CONFIG_ENV_OFFSET)
295 #define CONFIG_SYS_FLASH_PROTECTION     /* The devices have real protection */
296 #define CONFIG_SYS_FLASH_EMPTY_INFO     /* flinfo indicates empty blocks */
297 #define CONFIG_SYS_FLASH_BANKS_LIST     { CONFIG_SYS_FLASH_BASE0, \
298                                           CONFIG_SYS_FLASH_BASE1 }
299
300 /* Monitor Command Prompt */
301 #define CONFIG_SYS_CBSIZE               512     /* Console I/O Buffer Size */
302 #define CONFIG_SYS_PROMPT               "VExpress# "
303 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE + \
304                                         sizeof(CONFIG_SYS_PROMPT) + 16)
305 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE /* Boot args buffer */
306 #define CONFIG_CMD_SOURCE
307 #define CONFIG_SYS_LONGHELP
308 #define CONFIG_CMDLINE_EDITING          1
309 #define CONFIG_SYS_MAXARGS              16      /* max command args */
310
311 #endif /* VEXPRESS_COMMON_H */