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