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1 | /* | |
2 | * Configuration for Versatile Express. Parts were derived from other ARM | |
3 | * configurations. | |
4 | * | |
5 | * SPDX-License-Identifier: GPL-2.0+ | |
6 | */ | |
7 | ||
8 | #ifndef __VEXPRESS_AEMV8A_H | |
9 | #define __VEXPRESS_AEMV8A_H | |
10 | ||
11 | #ifdef CONFIG_TARGET_VEXPRESS64_BASE_FVP | |
12 | #ifndef CONFIG_SEMIHOSTING | |
13 | #error CONFIG_TARGET_VEXPRESS64_BASE_FVP requires CONFIG_SEMIHOSTING | |
14 | #endif | |
15 | #define CONFIG_ARMV8_SWITCH_TO_EL1 | |
16 | #endif | |
17 | ||
18 | #define CONFIG_REMAKE_ELF | |
19 | ||
20 | #define CONFIG_SUPPORT_RAW_INITRD | |
21 | ||
22 | /* Cache Definitions */ | |
23 | #define CONFIG_SYS_DCACHE_OFF | |
24 | #define CONFIG_SYS_ICACHE_OFF | |
25 | ||
26 | #define CONFIG_IDENT_STRING " vexpress_aemv8a" | |
27 | #define CONFIG_BOOTP_VCI_STRING "U-boot.armv8.vexpress_aemv8a" | |
28 | ||
29 | /* Link Definitions */ | |
30 | #if defined(CONFIG_TARGET_VEXPRESS64_BASE_FVP) || \ | |
31 | defined(CONFIG_TARGET_VEXPRESS64_BASE_FVP_DRAM) | |
32 | /* ATF loads u-boot here for BASE_FVP model */ | |
33 | #define CONFIG_SYS_TEXT_BASE 0x88000000 | |
34 | #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x03f00000) | |
35 | #elif CONFIG_TARGET_VEXPRESS64_JUNO | |
36 | #define CONFIG_SYS_TEXT_BASE 0xe0000000 | |
37 | #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x7fff0) | |
38 | #endif | |
39 | ||
40 | #define CONFIG_SYS_BOOTM_LEN (64 << 20) /* Increase max gunzip size */ | |
41 | ||
42 | /* Flat Device Tree Definitions */ | |
43 | #define CONFIG_OF_LIBFDT | |
44 | ||
45 | /* CS register bases for the original memory map. */ | |
46 | #define V2M_PA_CS0 0x00000000 | |
47 | #define V2M_PA_CS1 0x14000000 | |
48 | #define V2M_PA_CS2 0x18000000 | |
49 | #define V2M_PA_CS3 0x1c000000 | |
50 | #define V2M_PA_CS4 0x0c000000 | |
51 | #define V2M_PA_CS5 0x10000000 | |
52 | ||
53 | #define V2M_PERIPH_OFFSET(x) (x << 16) | |
54 | #define V2M_SYSREGS (V2M_PA_CS3 + V2M_PERIPH_OFFSET(1)) | |
55 | #define V2M_SYSCTL (V2M_PA_CS3 + V2M_PERIPH_OFFSET(2)) | |
56 | #define V2M_SERIAL_BUS_PCI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(3)) | |
57 | ||
58 | #define V2M_BASE 0x80000000 | |
59 | ||
60 | /* Common peripherals relative to CS7. */ | |
61 | #define V2M_AACI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(4)) | |
62 | #define V2M_MMCI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(5)) | |
63 | #define V2M_KMI0 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(6)) | |
64 | #define V2M_KMI1 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(7)) | |
65 | ||
66 | #ifdef CONFIG_TARGET_VEXPRESS64_JUNO | |
67 | #define V2M_UART0 0x7ff80000 | |
68 | #define V2M_UART1 0x7ff70000 | |
69 | #else /* Not Juno */ | |
70 | #define V2M_UART0 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(9)) | |
71 | #define V2M_UART1 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(10)) | |
72 | #define V2M_UART2 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(11)) | |
73 | #define V2M_UART3 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(12)) | |
74 | #endif | |
75 | ||
76 | #define V2M_WDT (V2M_PA_CS3 + V2M_PERIPH_OFFSET(15)) | |
77 | ||
78 | #define V2M_TIMER01 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(17)) | |
79 | #define V2M_TIMER23 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(18)) | |
80 | ||
81 | #define V2M_SERIAL_BUS_DVI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(22)) | |
82 | #define V2M_RTC (V2M_PA_CS3 + V2M_PERIPH_OFFSET(23)) | |
83 | ||
84 | #define V2M_CF (V2M_PA_CS3 + V2M_PERIPH_OFFSET(26)) | |
85 | ||
86 | #define V2M_CLCD (V2M_PA_CS3 + V2M_PERIPH_OFFSET(31)) | |
87 | ||
88 | /* System register offsets. */ | |
89 | #define V2M_SYS_CFGDATA (V2M_SYSREGS + 0x0a0) | |
90 | #define V2M_SYS_CFGCTRL (V2M_SYSREGS + 0x0a4) | |
91 | #define V2M_SYS_CFGSTAT (V2M_SYSREGS + 0x0a8) | |
92 | ||
93 | /* Generic Timer Definitions */ | |
94 | #define COUNTER_FREQUENCY (0x1800000) /* 24MHz */ | |
95 | ||
96 | /* Generic Interrupt Controller Definitions */ | |
97 | #ifdef CONFIG_GICV3 | |
98 | #define GICD_BASE (0x2f000000) | |
99 | #define GICR_BASE (0x2f100000) | |
100 | #else | |
101 | ||
102 | #if defined(CONFIG_TARGET_VEXPRESS64_BASE_FVP) || \ | |
103 | defined(CONFIG_TARGET_VEXPRESS64_BASE_FVP_DRAM) | |
104 | #define GICD_BASE (0x2f000000) | |
105 | #define GICC_BASE (0x2c000000) | |
106 | #elif CONFIG_TARGET_VEXPRESS64_JUNO | |
107 | #define GICD_BASE (0x2C010000) | |
108 | #define GICC_BASE (0x2C02f000) | |
109 | #endif | |
110 | #endif /* !CONFIG_GICV3 */ | |
111 | ||
112 | /* Size of malloc() pool */ | |
113 | #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (8 << 20)) | |
114 | ||
115 | /* Ethernet Configuration */ | |
116 | #ifdef CONFIG_TARGET_VEXPRESS64_JUNO | |
117 | /* The real hardware Versatile express uses SMSC9118 */ | |
118 | #define CONFIG_SMC911X 1 | |
119 | #define CONFIG_SMC911X_32_BIT 1 | |
120 | #define CONFIG_SMC911X_BASE (0x018000000) | |
121 | #else | |
122 | /* The Vexpress64 simulators use SMSC91C111 */ | |
123 | #define CONFIG_SMC91111 1 | |
124 | #define CONFIG_SMC91111_BASE (0x01A000000) | |
125 | #endif | |
126 | ||
127 | /* PL011 Serial Configuration */ | |
128 | #define CONFIG_BAUDRATE 115200 | |
129 | #define CONFIG_CONS_INDEX 0 | |
130 | #define CONFIG_PL01X_SERIAL | |
131 | #define CONFIG_PL011_SERIAL | |
132 | #ifdef CONFIG_TARGET_VEXPRESS64_JUNO | |
133 | #define CONFIG_PL011_CLOCK 7273800 | |
134 | #else | |
135 | #define CONFIG_PL011_CLOCK 24000000 | |
136 | #endif | |
137 | ||
138 | /* Command line configuration */ | |
139 | #define CONFIG_MENU | |
140 | /*#define CONFIG_MENU_SHOW*/ | |
141 | #define CONFIG_CMD_CACHE | |
142 | #define CONFIG_CMD_BOOTI | |
143 | #define CONFIG_CMD_UNZIP | |
144 | #define CONFIG_CMD_DHCP | |
145 | #define CONFIG_CMD_PXE | |
146 | #define CONFIG_CMD_ENV | |
147 | #define CONFIG_CMD_MII | |
148 | #define CONFIG_CMD_PING | |
149 | #define CONFIG_CMD_FAT | |
150 | #define CONFIG_DOS_PARTITION | |
151 | ||
152 | /* BOOTP options */ | |
153 | #define CONFIG_BOOTP_BOOTFILESIZE | |
154 | #define CONFIG_BOOTP_BOOTPATH | |
155 | #define CONFIG_BOOTP_GATEWAY | |
156 | #define CONFIG_BOOTP_HOSTNAME | |
157 | #define CONFIG_BOOTP_PXE | |
158 | #define CONFIG_BOOTP_PXE_CLIENTARCH 0x100 | |
159 | ||
160 | /* Miscellaneous configurable options */ | |
161 | #define CONFIG_SYS_LOAD_ADDR (V2M_BASE + 0x10000000) | |
162 | ||
163 | /* Physical Memory Map */ | |
164 | #define PHYS_SDRAM_1 (V2M_BASE) /* SDRAM Bank #1 */ | |
165 | /* Top 16MB reserved for secure world use */ | |
166 | #define DRAM_SEC_SIZE 0x01000000 | |
167 | #define PHYS_SDRAM_1_SIZE 0x80000000 - DRAM_SEC_SIZE | |
168 | #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 | |
169 | ||
170 | #ifdef CONFIG_TARGET_VEXPRESS64_JUNO | |
171 | #define CONFIG_NR_DRAM_BANKS 2 | |
172 | #define PHYS_SDRAM_2 (0x880000000) | |
173 | #define PHYS_SDRAM_2_SIZE 0x180000000 | |
174 | #else | |
175 | #define CONFIG_NR_DRAM_BANKS 1 | |
176 | #endif | |
177 | ||
178 | /* Enable memtest */ | |
179 | #define CONFIG_CMD_MEMTEST | |
180 | #define CONFIG_SYS_MEMTEST_START PHYS_SDRAM_1 | |
181 | #define CONFIG_SYS_MEMTEST_END (PHYS_SDRAM_1 + PHYS_SDRAM_1_SIZE) | |
182 | ||
183 | /* Initial environment variables */ | |
184 | #ifdef CONFIG_TARGET_VEXPRESS64_JUNO | |
185 | /* | |
186 | * Defines where the kernel and FDT exist in NOR flash and where it will | |
187 | * be copied into DRAM | |
188 | */ | |
189 | #define CONFIG_EXTRA_ENV_SETTINGS \ | |
190 | "kernel_name=norkern\0" \ | |
191 | "kernel_alt_name=Image\0" \ | |
192 | "kernel_addr=0x80000000\0" \ | |
193 | "initrd_name=ramdisk.img\0" \ | |
194 | "initrd_addr=0x84000000\0" \ | |
195 | "fdt_name=board.dtb\0" \ | |
196 | "fdt_alt_name=juno\0" \ | |
197 | "fdt_addr=0x83000000\0" \ | |
198 | "fdt_high=0xffffffffffffffff\0" \ | |
199 | "initrd_high=0xffffffffffffffff\0" \ | |
200 | ||
201 | /* Assume we boot with root on the first partition of a USB stick */ | |
202 | #define CONFIG_BOOTARGS "console=ttyAMA0,115200n8 " \ | |
203 | "root=/dev/sda2 rw " \ | |
204 | "rootwait "\ | |
205 | "earlyprintk=pl011,0x7ff80000 debug "\ | |
206 | "user_debug=31 "\ | |
207 | "androidboot.hardware=juno "\ | |
208 | "loglevel=9" | |
209 | ||
210 | /* Copy the kernel and FDT to DRAM memory and boot */ | |
211 | #define CONFIG_BOOTCOMMAND "afs load ${kernel_name} ${kernel_addr} ; " \ | |
212 | "if test $? -eq 1; then "\ | |
213 | " echo Loading ${kernel_alt_name} instead of "\ | |
214 | "${kernel_name}; "\ | |
215 | " afs load ${kernel_alt_name} ${kernel_addr};"\ | |
216 | "fi ; "\ | |
217 | "afs load ${fdt_name} ${fdt_addr} ; " \ | |
218 | "if test $? -eq 1; then "\ | |
219 | " echo Loading ${fdt_alt_name} instead of "\ | |
220 | "${fdt_name}; "\ | |
221 | " afs load ${fdt_alt_name} ${fdt_addr}; "\ | |
222 | "fi ; "\ | |
223 | "fdt addr ${fdt_addr}; fdt resize; " \ | |
224 | "if afs load ${initrd_name} ${initrd_addr} ; "\ | |
225 | "then "\ | |
226 | " setenv initrd_param ${initrd_addr}; "\ | |
227 | " else setenv initrd_param -; "\ | |
228 | "fi ; " \ | |
229 | "booti ${kernel_addr} ${initrd_param} ${fdt_addr}" | |
230 | ||
231 | #define CONFIG_BOOTDELAY 1 | |
232 | ||
233 | #elif CONFIG_TARGET_VEXPRESS64_BASE_FVP | |
234 | #define CONFIG_EXTRA_ENV_SETTINGS \ | |
235 | "kernel_name=Image\0" \ | |
236 | "kernel_addr=0x80000000\0" \ | |
237 | "initrd_name=ramdisk.img\0" \ | |
238 | "initrd_addr=0x88000000\0" \ | |
239 | "fdt_name=devtree.dtb\0" \ | |
240 | "fdt_addr=0x83000000\0" \ | |
241 | "fdt_high=0xffffffffffffffff\0" \ | |
242 | "initrd_high=0xffffffffffffffff\0" | |
243 | ||
244 | #define CONFIG_BOOTARGS "console=ttyAMA0 earlyprintk=pl011,"\ | |
245 | "0x1c090000 debug user_debug=31 "\ | |
246 | "loglevel=9" | |
247 | ||
248 | #define CONFIG_BOOTCOMMAND "smhload ${kernel_name} ${kernel_addr}; " \ | |
249 | "smhload ${fdt_name} ${fdt_addr}; " \ | |
250 | "smhload ${initrd_name} ${initrd_addr} "\ | |
251 | "initrd_end; " \ | |
252 | "fdt addr ${fdt_addr}; fdt resize; " \ | |
253 | "fdt chosen ${initrd_addr} ${initrd_end}; " \ | |
254 | "booti $kernel_addr - $fdt_addr" | |
255 | ||
256 | #define CONFIG_BOOTDELAY 1 | |
257 | ||
258 | #elif CONFIG_TARGET_VEXPRESS64_BASE_FVP_DRAM | |
259 | #define CONFIG_EXTRA_ENV_SETTINGS \ | |
260 | "kernel_addr=0x80080000\0" \ | |
261 | "initrd_addr=0x84000000\0" \ | |
262 | "fdt_addr=0x83000000\0" \ | |
263 | "fdt_high=0xffffffffffffffff\0" \ | |
264 | "initrd_high=0xffffffffffffffff\0" | |
265 | ||
266 | #define CONFIG_BOOTARGS "console=ttyAMA0 earlyprintk=pl011,"\ | |
267 | "0x1c090000 debug user_debug=31 "\ | |
268 | "androidboot.hardware=fvpbase "\ | |
269 | "root=/dev/vda2 rw "\ | |
270 | "rootwait "\ | |
271 | "loglevel=9" | |
272 | ||
273 | #define CONFIG_BOOTCOMMAND "booti $kernel_addr $initrd_addr $fdt_addr" | |
274 | ||
275 | #define CONFIG_BOOTDELAY 1 | |
276 | ||
277 | #endif | |
278 | ||
279 | /* Do not preserve environment */ | |
280 | #define CONFIG_ENV_IS_NOWHERE 1 | |
281 | #define CONFIG_ENV_SIZE 0x1000 | |
282 | ||
283 | /* Monitor Command Prompt */ | |
284 | #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */ | |
285 | #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ | |
286 | sizeof(CONFIG_SYS_PROMPT) + 16) | |
287 | #define CONFIG_SYS_HUSH_PARSER | |
288 | #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE | |
289 | #define CONFIG_SYS_LONGHELP | |
290 | #define CONFIG_CMDLINE_EDITING | |
291 | #define CONFIG_SYS_MAXARGS 64 /* max command args */ | |
292 | ||
293 | /* Flash memory is available on the Juno board only */ | |
294 | #ifndef CONFIG_TARGET_VEXPRESS64_JUNO | |
295 | #define CONFIG_SYS_NO_FLASH | |
296 | #else | |
297 | #define CONFIG_CMD_ARMFLASH | |
298 | #define CONFIG_SYS_FLASH_CFI 1 | |
299 | #define CONFIG_FLASH_CFI_DRIVER 1 | |
300 | #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_32BIT | |
301 | #define CONFIG_SYS_FLASH_BASE 0x08000000 | |
302 | #define CONFIG_SYS_FLASH_SIZE 0x04000000 /* 64 MiB */ | |
303 | #define CONFIG_SYS_MAX_FLASH_BANKS 2 | |
304 | ||
305 | /* Timeout values in ticks */ | |
306 | #define CONFIG_SYS_FLASH_ERASE_TOUT (2 * CONFIG_SYS_HZ) /* Erase Timeout */ | |
307 | #define CONFIG_SYS_FLASH_WRITE_TOUT (2 * CONFIG_SYS_HZ) /* Write Timeout */ | |
308 | ||
309 | /* 255 0x40000 sectors + first or last sector may have 4 erase regions = 259 */ | |
310 | #define CONFIG_SYS_MAX_FLASH_SECT 259 /* Max sectors */ | |
311 | #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE /* use buffered writes */ | |
312 | #define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */ | |
313 | #define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */ | |
314 | ||
315 | #endif | |
316 | ||
317 | #endif /* __VEXPRESS_AEMV8A_H */ |