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 #else 39 #error "Unknown board variant" 40 #endif 41 42 #define CONFIG_SYS_BOOTM_LEN (64 << 20) /* Increase max gunzip size */ 43 44 /* Flat Device Tree Definitions */ 45 #define CONFIG_OF_LIBFDT 46 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 54 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)) 59 60 #define V2M_BASE 0x80000000 61 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)) 67 68 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO 69 #define V2M_UART0 0x7ff80000 70 #define V2M_UART1 0x7ff70000 71 #else /* Not Juno */ 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)) 76 #endif 77 78 #define V2M_WDT (V2M_PA_CS3 + V2M_PERIPH_OFFSET(15)) 79 80 #define V2M_TIMER01 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(17)) 81 #define V2M_TIMER23 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(18)) 82 83 #define V2M_SERIAL_BUS_DVI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(22)) 84 #define V2M_RTC (V2M_PA_CS3 + V2M_PERIPH_OFFSET(23)) 85 86 #define V2M_CF (V2M_PA_CS3 + V2M_PERIPH_OFFSET(26)) 87 88 #define V2M_CLCD (V2M_PA_CS3 + V2M_PERIPH_OFFSET(31)) 89 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) 94 95 /* Generic Timer Definitions */ 96 #define COUNTER_FREQUENCY (0x1800000) /* 24MHz */ 97 98 /* Generic Interrupt Controller Definitions */ 99 #ifdef CONFIG_GICV3 100 #define GICD_BASE (0x2f000000) 101 #define GICR_BASE (0x2f100000) 102 #else 103 104 #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) 111 #else 112 #error "Unknown board variant" 113 #endif 114 #endif /* !CONFIG_GICV3 */ 115 116 /* Size of malloc() pool */ 117 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (8 << 20)) 118 119 /* 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) 125 #else 126 /* The Vexpress64 simulators use SMSC91C111 */ 127 #define CONFIG_SMC91111 1 128 #define CONFIG_SMC91111_BASE (0x01A000000) 129 #endif 130 131 /* 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 138 #else 139 #define CONFIG_PL011_CLOCK 24000000 140 #endif 141 142 /* Command line configuration */ 143 #define CONFIG_MENU 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 155 156 /* BOOTP options */ 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 163 164 /* Miscellaneous configurable options */ 165 #define CONFIG_SYS_LOAD_ADDR (V2M_BASE + 0x10000000) 166 167 /* Physical Memory Map */ 168 #define PHYS_SDRAM_1 (V2M_BASE) /* SDRAM Bank #1 */ 169 /* Top 16MB reserved for secure world use */ 170 #define DRAM_SEC_SIZE 0x01000000 171 #define PHYS_SDRAM_1_SIZE 0x80000000 - DRAM_SEC_SIZE 172 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 173 174 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO 175 #define CONFIG_NR_DRAM_BANKS 2 176 #define PHYS_SDRAM_2 (0x880000000) 177 #define PHYS_SDRAM_2_SIZE 0x180000000 178 #else 179 #define CONFIG_NR_DRAM_BANKS 1 180 #endif 181 182 /* Enable memtest */ 183 #define CONFIG_CMD_MEMTEST 184 #define CONFIG_SYS_MEMTEST_START PHYS_SDRAM_1 185 #define CONFIG_SYS_MEMTEST_END (PHYS_SDRAM_1 + PHYS_SDRAM_1_SIZE) 186 187 /* Initial environment variables */ 188 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO 189 /* 190 * Defines where the kernel and FDT exist in NOR flash and where it will 191 * be copied into DRAM 192 */ 193 #define CONFIG_EXTRA_ENV_SETTINGS \ 194 "kernel_name=norkern\0" \ 195 "kernel_alt_name=Image\0" \ 196 "kernel_addr=0x80000000\0" \ 197 "initrd_name=ramdisk.img\0" \ 198 "initrd_addr=0x84000000\0" \ 199 "fdt_name=board.dtb\0" \ 200 "fdt_alt_name=juno\0" \ 201 "fdt_addr=0x83000000\0" \ 202 "fdt_high=0xffffffffffffffff\0" \ 203 "initrd_high=0xffffffffffffffff\0" \ 204 205 /* Assume we boot with root on the first partition of a USB stick */ 206 #define CONFIG_BOOTARGS "console=ttyAMA0,115200n8 " \ 207 "root=/dev/sda2 rw " \ 208 "rootwait "\ 209 "earlyprintk=pl011,0x7ff80000 debug "\ 210 "user_debug=31 "\ 211 "androidboot.hardware=juno "\ 212 "loglevel=9" 213 214 /* Copy the kernel and FDT to DRAM memory and boot */ 215 #define CONFIG_BOOTCOMMAND "afs load ${kernel_name} ${kernel_addr} ; " \ 216 "if test $? -eq 1; then "\ 217 " echo Loading ${kernel_alt_name} instead of "\ 218 "${kernel_name}; "\ 219 " afs load ${kernel_alt_name} ${kernel_addr};"\ 220 "fi ; "\ 221 "afs load ${fdt_name} ${fdt_addr} ; " \ 222 "if test $? -eq 1; then "\ 223 " echo Loading ${fdt_alt_name} instead of "\ 224 "${fdt_name}; "\ 225 " afs load ${fdt_alt_name} ${fdt_addr}; "\ 226 "fi ; "\ 227 "fdt addr ${fdt_addr}; fdt resize; " \ 228 "if afs load ${initrd_name} ${initrd_addr} ; "\ 229 "then "\ 230 " setenv initrd_param ${initrd_addr}; "\ 231 " else setenv initrd_param -; "\ 232 "fi ; " \ 233 "booti ${kernel_addr} ${initrd_param} ${fdt_addr}" 234 235 #define CONFIG_BOOTDELAY 1 236 237 #elif CONFIG_TARGET_VEXPRESS64_BASE_FVP 238 #define CONFIG_EXTRA_ENV_SETTINGS \ 239 "kernel_name=Image\0" \ 240 "kernel_addr=0x80000000\0" \ 241 "initrd_name=ramdisk.img\0" \ 242 "initrd_addr=0x88000000\0" \ 243 "fdt_name=devtree.dtb\0" \ 244 "fdt_addr=0x83000000\0" \ 245 "fdt_high=0xffffffffffffffff\0" \ 246 "initrd_high=0xffffffffffffffff\0" 247 248 #define CONFIG_BOOTARGS "console=ttyAMA0 earlyprintk=pl011,"\ 249 "0x1c090000 debug user_debug=31 "\ 250 "loglevel=9" 251 252 #define CONFIG_BOOTCOMMAND "smhload ${kernel_name} ${kernel_addr}; " \ 253 "smhload ${fdt_name} ${fdt_addr}; " \ 254 "smhload ${initrd_name} ${initrd_addr} "\ 255 "initrd_end; " \ 256 "fdt addr ${fdt_addr}; fdt resize; " \ 257 "fdt chosen ${initrd_addr} ${initrd_end}; " \ 258 "booti $kernel_addr - $fdt_addr" 259 260 #define CONFIG_BOOTDELAY 1 261 262 #elif CONFIG_TARGET_VEXPRESS64_BASE_FVP_DRAM 263 #define CONFIG_EXTRA_ENV_SETTINGS \ 264 "kernel_addr=0x80080000\0" \ 265 "initrd_addr=0x84000000\0" \ 266 "fdt_addr=0x83000000\0" \ 267 "fdt_high=0xffffffffffffffff\0" \ 268 "initrd_high=0xffffffffffffffff\0" 269 270 #define CONFIG_BOOTARGS "console=ttyAMA0 earlyprintk=pl011,"\ 271 "0x1c090000 debug user_debug=31 "\ 272 "androidboot.hardware=fvpbase "\ 273 "root=/dev/vda2 rw "\ 274 "rootwait "\ 275 "loglevel=9" 276 277 #define CONFIG_BOOTCOMMAND "booti $kernel_addr $initrd_addr $fdt_addr" 278 279 #define CONFIG_BOOTDELAY 1 280 281 #else 282 #error "Unknown board variant" 283 #endif 284 285 /* Do not preserve environment */ 286 #define CONFIG_ENV_IS_NOWHERE 1 287 #define CONFIG_ENV_SIZE 0x1000 288 289 /* Monitor Command Prompt */ 290 #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */ 291 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 292 sizeof(CONFIG_SYS_PROMPT) + 16) 293 #define CONFIG_SYS_HUSH_PARSER 294 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 295 #define CONFIG_SYS_LONGHELP 296 #define CONFIG_CMDLINE_EDITING 297 #define CONFIG_SYS_MAXARGS 64 /* max command args */ 298 299 /* Flash memory is available on the Juno board only */ 300 #ifndef CONFIG_TARGET_VEXPRESS64_JUNO 301 #define CONFIG_SYS_NO_FLASH 302 #else 303 #define CONFIG_CMD_ARMFLASH 304 #define CONFIG_SYS_FLASH_CFI 1 305 #define CONFIG_FLASH_CFI_DRIVER 1 306 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_32BIT 307 #define CONFIG_SYS_FLASH_BASE 0x08000000 308 #define CONFIG_SYS_FLASH_SIZE 0x04000000 /* 64 MiB */ 309 #define CONFIG_SYS_MAX_FLASH_BANKS 2 310 311 /* Timeout values in ticks */ 312 #define CONFIG_SYS_FLASH_ERASE_TOUT (2 * CONFIG_SYS_HZ) /* Erase Timeout */ 313 #define CONFIG_SYS_FLASH_WRITE_TOUT (2 * CONFIG_SYS_HZ) /* Write Timeout */ 314 315 /* 255 0x40000 sectors + first or last sector may have 4 erase regions = 259 */ 316 #define CONFIG_SYS_MAX_FLASH_SECT 259 /* Max sectors */ 317 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE /* use buffered writes */ 318 #define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */ 319 #define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */ 320 321 #endif 322 323 #endif /* __VEXPRESS_AEMV8A_H */ 324