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 /* MMU Definitions */ 23 #define CONFIG_SYS_CACHELINE_SIZE 64 24 25 #define CONFIG_IDENT_STRING " vexpress_aemv8a" 26 27 /* Link Definitions */ 28 #if defined(CONFIG_TARGET_VEXPRESS64_BASE_FVP) || \ 29 defined(CONFIG_TARGET_VEXPRESS64_BASE_FVP_DRAM) 30 /* ATF loads u-boot here for BASE_FVP model */ 31 #define CONFIG_SYS_TEXT_BASE 0x88000000 32 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x03f00000) 33 #elif CONFIG_TARGET_VEXPRESS64_JUNO 34 #define CONFIG_SYS_TEXT_BASE 0xe0000000 35 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x7fff0) 36 #endif 37 38 #define CONFIG_SYS_BOOTM_LEN (64 << 20) /* Increase max gunzip size */ 39 40 /* CS register bases for the original memory map. */ 41 #define V2M_PA_CS0 0x00000000 42 #define V2M_PA_CS1 0x14000000 43 #define V2M_PA_CS2 0x18000000 44 #define V2M_PA_CS3 0x1c000000 45 #define V2M_PA_CS4 0x0c000000 46 #define V2M_PA_CS5 0x10000000 47 48 #define V2M_PERIPH_OFFSET(x) (x << 16) 49 #define V2M_SYSREGS (V2M_PA_CS3 + V2M_PERIPH_OFFSET(1)) 50 #define V2M_SYSCTL (V2M_PA_CS3 + V2M_PERIPH_OFFSET(2)) 51 #define V2M_SERIAL_BUS_PCI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(3)) 52 53 #define V2M_BASE 0x80000000 54 55 /* Common peripherals relative to CS7. */ 56 #define V2M_AACI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(4)) 57 #define V2M_MMCI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(5)) 58 #define V2M_KMI0 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(6)) 59 #define V2M_KMI1 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(7)) 60 61 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO 62 #define V2M_UART0 0x7ff80000 63 #define V2M_UART1 0x7ff70000 64 #else /* Not Juno */ 65 #define V2M_UART0 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(9)) 66 #define V2M_UART1 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(10)) 67 #define V2M_UART2 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(11)) 68 #define V2M_UART3 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(12)) 69 #endif 70 71 #define V2M_WDT (V2M_PA_CS3 + V2M_PERIPH_OFFSET(15)) 72 73 #define V2M_TIMER01 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(17)) 74 #define V2M_TIMER23 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(18)) 75 76 #define V2M_SERIAL_BUS_DVI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(22)) 77 #define V2M_RTC (V2M_PA_CS3 + V2M_PERIPH_OFFSET(23)) 78 79 #define V2M_CF (V2M_PA_CS3 + V2M_PERIPH_OFFSET(26)) 80 81 #define V2M_CLCD (V2M_PA_CS3 + V2M_PERIPH_OFFSET(31)) 82 83 /* System register offsets. */ 84 #define V2M_SYS_CFGDATA (V2M_SYSREGS + 0x0a0) 85 #define V2M_SYS_CFGCTRL (V2M_SYSREGS + 0x0a4) 86 #define V2M_SYS_CFGSTAT (V2M_SYSREGS + 0x0a8) 87 88 /* Generic Timer Definitions */ 89 #define COUNTER_FREQUENCY (0x1800000) /* 24MHz */ 90 91 /* Generic Interrupt Controller Definitions */ 92 #ifdef CONFIG_GICV3 93 #define GICD_BASE (0x2f000000) 94 #define GICR_BASE (0x2f100000) 95 #else 96 97 #if defined(CONFIG_TARGET_VEXPRESS64_BASE_FVP) || \ 98 defined(CONFIG_TARGET_VEXPRESS64_BASE_FVP_DRAM) 99 #define GICD_BASE (0x2f000000) 100 #define GICC_BASE (0x2c000000) 101 #elif CONFIG_TARGET_VEXPRESS64_JUNO 102 #define GICD_BASE (0x2C010000) 103 #define GICC_BASE (0x2C02f000) 104 #endif 105 #endif /* !CONFIG_GICV3 */ 106 107 /* Size of malloc() pool */ 108 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (8 << 20)) 109 110 /* Ethernet Configuration */ 111 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO 112 /* The real hardware Versatile express uses SMSC9118 */ 113 #define CONFIG_SMC911X 1 114 #define CONFIG_SMC911X_32_BIT 1 115 #define CONFIG_SMC911X_BASE (0x018000000) 116 #else 117 /* The Vexpress64 simulators use SMSC91C111 */ 118 #define CONFIG_SMC91111 1 119 #define CONFIG_SMC91111_BASE (0x01A000000) 120 #endif 121 122 /* PL011 Serial Configuration */ 123 #define CONFIG_BAUDRATE 115200 124 #define CONFIG_CONS_INDEX 0 125 #define CONFIG_PL01X_SERIAL 126 #define CONFIG_PL011_SERIAL 127 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO 128 #define CONFIG_PL011_CLOCK 7273800 129 #else 130 #define CONFIG_PL011_CLOCK 24000000 131 #endif 132 133 /* Command line configuration */ 134 #define CONFIG_MENU 135 /*#define CONFIG_MENU_SHOW*/ 136 #define CONFIG_CMD_UNZIP 137 #define CONFIG_CMD_PXE 138 #define CONFIG_CMD_ENV 139 #define CONFIG_DOS_PARTITION 140 141 /* BOOTP options */ 142 #define CONFIG_BOOTP_BOOTFILESIZE 143 #define CONFIG_BOOTP_BOOTPATH 144 #define CONFIG_BOOTP_GATEWAY 145 #define CONFIG_BOOTP_HOSTNAME 146 #define CONFIG_BOOTP_PXE 147 148 /* Miscellaneous configurable options */ 149 #define CONFIG_SYS_LOAD_ADDR (V2M_BASE + 0x10000000) 150 151 /* Physical Memory Map */ 152 #define PHYS_SDRAM_1 (V2M_BASE) /* SDRAM Bank #1 */ 153 /* Top 16MB reserved for secure world use */ 154 #define DRAM_SEC_SIZE 0x01000000 155 #define PHYS_SDRAM_1_SIZE 0x80000000 - DRAM_SEC_SIZE 156 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 157 158 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO 159 #define CONFIG_NR_DRAM_BANKS 2 160 #define PHYS_SDRAM_2 (0x880000000) 161 #define PHYS_SDRAM_2_SIZE 0x180000000 162 #else 163 #define CONFIG_NR_DRAM_BANKS 1 164 #endif 165 166 /* Enable memtest */ 167 #define CONFIG_SYS_MEMTEST_START PHYS_SDRAM_1 168 #define CONFIG_SYS_MEMTEST_END (PHYS_SDRAM_1 + PHYS_SDRAM_1_SIZE) 169 170 /* Initial environment variables */ 171 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO 172 /* 173 * Defines where the kernel and FDT exist in NOR flash and where it will 174 * be copied into DRAM 175 */ 176 #define CONFIG_EXTRA_ENV_SETTINGS \ 177 "kernel_name=norkern\0" \ 178 "kernel_alt_name=Image\0" \ 179 "kernel_addr=0x80080000\0" \ 180 "initrd_name=ramdisk.img\0" \ 181 "initrd_addr=0x84000000\0" \ 182 "fdtfile=board.dtb\0" \ 183 "fdt_alt_name=juno\0" \ 184 "fdt_addr=0x83000000\0" \ 185 "fdt_high=0xffffffffffffffff\0" \ 186 "initrd_high=0xffffffffffffffff\0" \ 187 188 /* Assume we boot with root on the first partition of a USB stick */ 189 #define CONFIG_BOOTARGS "console=ttyAMA0,115200n8 " \ 190 "root=/dev/sda2 rw " \ 191 "rootwait "\ 192 "earlyprintk=pl011,0x7ff80000 debug "\ 193 "user_debug=31 "\ 194 "androidboot.hardware=juno "\ 195 "loglevel=9" 196 197 /* Copy the kernel and FDT to DRAM memory and boot */ 198 #define CONFIG_BOOTCOMMAND "afs load ${kernel_name} ${kernel_addr} ; " \ 199 "if test $? -eq 1; then "\ 200 " echo Loading ${kernel_alt_name} instead of "\ 201 "${kernel_name}; "\ 202 " afs load ${kernel_alt_name} ${kernel_addr};"\ 203 "fi ; "\ 204 "afs load ${fdtfile} ${fdt_addr} ; " \ 205 "if test $? -eq 1; then "\ 206 " echo Loading ${fdt_alt_name} instead of "\ 207 "${fdtfile}; "\ 208 " afs load ${fdt_alt_name} ${fdt_addr}; "\ 209 "fi ; "\ 210 "fdt addr ${fdt_addr}; fdt resize; " \ 211 "if afs load ${initrd_name} ${initrd_addr} ; "\ 212 "then "\ 213 " setenv initrd_param ${initrd_addr}; "\ 214 " else setenv initrd_param -; "\ 215 "fi ; " \ 216 "booti ${kernel_addr} ${initrd_param} ${fdt_addr}" 217 218 219 #elif CONFIG_TARGET_VEXPRESS64_BASE_FVP 220 #define CONFIG_EXTRA_ENV_SETTINGS \ 221 "kernel_name=Image\0" \ 222 "kernel_addr=0x80080000\0" \ 223 "initrd_name=ramdisk.img\0" \ 224 "initrd_addr=0x88000000\0" \ 225 "fdtfile=devtree.dtb\0" \ 226 "fdt_addr=0x83000000\0" \ 227 "fdt_high=0xffffffffffffffff\0" \ 228 "initrd_high=0xffffffffffffffff\0" 229 230 #define CONFIG_BOOTARGS "console=ttyAMA0 earlyprintk=pl011,"\ 231 "0x1c090000 debug user_debug=31 "\ 232 "loglevel=9" 233 234 #define CONFIG_BOOTCOMMAND "smhload ${kernel_name} ${kernel_addr}; " \ 235 "smhload ${fdtfile} ${fdt_addr}; " \ 236 "smhload ${initrd_name} ${initrd_addr} "\ 237 "initrd_end; " \ 238 "fdt addr ${fdt_addr}; fdt resize; " \ 239 "fdt chosen ${initrd_addr} ${initrd_end}; " \ 240 "booti $kernel_addr - $fdt_addr" 241 242 243 #elif CONFIG_TARGET_VEXPRESS64_BASE_FVP_DRAM 244 #define CONFIG_EXTRA_ENV_SETTINGS \ 245 "kernel_addr=0x80080000\0" \ 246 "initrd_addr=0x84000000\0" \ 247 "fdt_addr=0x83000000\0" \ 248 "fdt_high=0xffffffffffffffff\0" \ 249 "initrd_high=0xffffffffffffffff\0" 250 251 #define CONFIG_BOOTARGS "console=ttyAMA0 earlyprintk=pl011,"\ 252 "0x1c090000 debug user_debug=31 "\ 253 "androidboot.hardware=fvpbase "\ 254 "root=/dev/vda2 rw "\ 255 "rootwait "\ 256 "loglevel=9" 257 258 #define CONFIG_BOOTCOMMAND "booti $kernel_addr $initrd_addr $fdt_addr" 259 260 261 #endif 262 263 /* Monitor Command Prompt */ 264 #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */ 265 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 266 sizeof(CONFIG_SYS_PROMPT) + 16) 267 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 268 #define CONFIG_SYS_LONGHELP 269 #define CONFIG_CMDLINE_EDITING 270 #define CONFIG_SYS_MAXARGS 64 /* max command args */ 271 272 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO 273 #define CONFIG_SYS_FLASH_BASE 0x08000000 274 /* 255 x 256KiB sectors + 4 x 64KiB sectors at the end = 259 */ 275 #define CONFIG_SYS_MAX_FLASH_SECT 259 276 /* Store environment at top of flash in the same location as blank.img */ 277 /* in the Juno firmware. */ 278 #define CONFIG_ENV_ADDR 0x0BFC0000 279 #define CONFIG_ENV_SECT_SIZE 0x00010000 280 #else 281 #define CONFIG_SYS_FLASH_BASE 0x0C000000 282 /* 256 x 256KiB sectors */ 283 #define CONFIG_SYS_MAX_FLASH_SECT 256 284 /* Store environment at top of flash */ 285 #define CONFIG_ENV_ADDR 0x0FFC0000 286 #define CONFIG_ENV_SECT_SIZE 0x00040000 287 #endif 288 289 #define CONFIG_SYS_FLASH_CFI 1 290 #define CONFIG_FLASH_CFI_DRIVER 1 291 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_32BIT 292 #define CONFIG_SYS_MAX_FLASH_BANKS 1 293 294 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE /* use buffered writes */ 295 #define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */ 296 #define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */ 297 #define FLASH_MAX_SECTOR_SIZE 0x00040000 298 #define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE 299 #define CONFIG_ENV_IS_IN_FLASH 1 300 301 #endif /* __VEXPRESS_AEMV8A_H */ 302