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_BOOTI 137 #define CONFIG_CMD_UNZIP 138 #define CONFIG_CMD_PXE 139 #define CONFIG_CMD_ENV 140 #define CONFIG_DOS_PARTITION 141 142 /* BOOTP options */ 143 #define CONFIG_BOOTP_BOOTFILESIZE 144 #define CONFIG_BOOTP_BOOTPATH 145 #define CONFIG_BOOTP_GATEWAY 146 #define CONFIG_BOOTP_HOSTNAME 147 #define CONFIG_BOOTP_PXE 148 149 /* Miscellaneous configurable options */ 150 #define CONFIG_SYS_LOAD_ADDR (V2M_BASE + 0x10000000) 151 152 /* Physical Memory Map */ 153 #define PHYS_SDRAM_1 (V2M_BASE) /* SDRAM Bank #1 */ 154 /* Top 16MB reserved for secure world use */ 155 #define DRAM_SEC_SIZE 0x01000000 156 #define PHYS_SDRAM_1_SIZE 0x80000000 - DRAM_SEC_SIZE 157 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 158 159 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO 160 #define CONFIG_NR_DRAM_BANKS 2 161 #define PHYS_SDRAM_2 (0x880000000) 162 #define PHYS_SDRAM_2_SIZE 0x180000000 163 #else 164 #define CONFIG_NR_DRAM_BANKS 1 165 #endif 166 167 /* Enable memtest */ 168 #define CONFIG_SYS_MEMTEST_START PHYS_SDRAM_1 169 #define CONFIG_SYS_MEMTEST_END (PHYS_SDRAM_1 + PHYS_SDRAM_1_SIZE) 170 171 /* Initial environment variables */ 172 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO 173 /* 174 * Defines where the kernel and FDT exist in NOR flash and where it will 175 * be copied into DRAM 176 */ 177 #define CONFIG_EXTRA_ENV_SETTINGS \ 178 "kernel_name=norkern\0" \ 179 "kernel_alt_name=Image\0" \ 180 "kernel_addr=0x80080000\0" \ 181 "initrd_name=ramdisk.img\0" \ 182 "initrd_addr=0x84000000\0" \ 183 "fdtfile=board.dtb\0" \ 184 "fdt_alt_name=juno\0" \ 185 "fdt_addr=0x83000000\0" \ 186 "fdt_high=0xffffffffffffffff\0" \ 187 "initrd_high=0xffffffffffffffff\0" \ 188 189 /* Assume we boot with root on the first partition of a USB stick */ 190 #define CONFIG_BOOTARGS "console=ttyAMA0,115200n8 " \ 191 "root=/dev/sda2 rw " \ 192 "rootwait "\ 193 "earlyprintk=pl011,0x7ff80000 debug "\ 194 "user_debug=31 "\ 195 "androidboot.hardware=juno "\ 196 "loglevel=9" 197 198 /* Copy the kernel and FDT to DRAM memory and boot */ 199 #define CONFIG_BOOTCOMMAND "afs load ${kernel_name} ${kernel_addr} ; " \ 200 "if test $? -eq 1; then "\ 201 " echo Loading ${kernel_alt_name} instead of "\ 202 "${kernel_name}; "\ 203 " afs load ${kernel_alt_name} ${kernel_addr};"\ 204 "fi ; "\ 205 "afs load ${fdtfile} ${fdt_addr} ; " \ 206 "if test $? -eq 1; then "\ 207 " echo Loading ${fdt_alt_name} instead of "\ 208 "${fdtfile}; "\ 209 " afs load ${fdt_alt_name} ${fdt_addr}; "\ 210 "fi ; "\ 211 "fdt addr ${fdt_addr}; fdt resize; " \ 212 "if afs load ${initrd_name} ${initrd_addr} ; "\ 213 "then "\ 214 " setenv initrd_param ${initrd_addr}; "\ 215 " else setenv initrd_param -; "\ 216 "fi ; " \ 217 "booti ${kernel_addr} ${initrd_param} ${fdt_addr}" 218 219 220 #elif CONFIG_TARGET_VEXPRESS64_BASE_FVP 221 #define CONFIG_EXTRA_ENV_SETTINGS \ 222 "kernel_name=Image\0" \ 223 "kernel_addr=0x80080000\0" \ 224 "initrd_name=ramdisk.img\0" \ 225 "initrd_addr=0x88000000\0" \ 226 "fdtfile=devtree.dtb\0" \ 227 "fdt_addr=0x83000000\0" \ 228 "fdt_high=0xffffffffffffffff\0" \ 229 "initrd_high=0xffffffffffffffff\0" 230 231 #define CONFIG_BOOTARGS "console=ttyAMA0 earlyprintk=pl011,"\ 232 "0x1c090000 debug user_debug=31 "\ 233 "loglevel=9" 234 235 #define CONFIG_BOOTCOMMAND "smhload ${kernel_name} ${kernel_addr}; " \ 236 "smhload ${fdtfile} ${fdt_addr}; " \ 237 "smhload ${initrd_name} ${initrd_addr} "\ 238 "initrd_end; " \ 239 "fdt addr ${fdt_addr}; fdt resize; " \ 240 "fdt chosen ${initrd_addr} ${initrd_end}; " \ 241 "booti $kernel_addr - $fdt_addr" 242 243 244 #elif CONFIG_TARGET_VEXPRESS64_BASE_FVP_DRAM 245 #define CONFIG_EXTRA_ENV_SETTINGS \ 246 "kernel_addr=0x80080000\0" \ 247 "initrd_addr=0x84000000\0" \ 248 "fdt_addr=0x83000000\0" \ 249 "fdt_high=0xffffffffffffffff\0" \ 250 "initrd_high=0xffffffffffffffff\0" 251 252 #define CONFIG_BOOTARGS "console=ttyAMA0 earlyprintk=pl011,"\ 253 "0x1c090000 debug user_debug=31 "\ 254 "androidboot.hardware=fvpbase "\ 255 "root=/dev/vda2 rw "\ 256 "rootwait "\ 257 "loglevel=9" 258 259 #define CONFIG_BOOTCOMMAND "booti $kernel_addr $initrd_addr $fdt_addr" 260 261 262 #endif 263 264 /* Monitor Command Prompt */ 265 #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */ 266 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 267 sizeof(CONFIG_SYS_PROMPT) + 16) 268 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 269 #define CONFIG_SYS_LONGHELP 270 #define CONFIG_CMDLINE_EDITING 271 #define CONFIG_SYS_MAXARGS 64 /* max command args */ 272 273 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO 274 #define CONFIG_SYS_FLASH_BASE 0x08000000 275 /* 255 x 256KiB sectors + 4 x 64KiB sectors at the end = 259 */ 276 #define CONFIG_SYS_MAX_FLASH_SECT 259 277 /* Store environment at top of flash in the same location as blank.img */ 278 /* in the Juno firmware. */ 279 #define CONFIG_ENV_ADDR 0x0BFC0000 280 #define CONFIG_ENV_SECT_SIZE 0x00010000 281 #else 282 #define CONFIG_SYS_FLASH_BASE 0x0C000000 283 /* 256 x 256KiB sectors */ 284 #define CONFIG_SYS_MAX_FLASH_SECT 256 285 /* Store environment at top of flash */ 286 #define CONFIG_ENV_ADDR 0x0FFC0000 287 #define CONFIG_ENV_SECT_SIZE 0x00040000 288 #endif 289 290 #define CONFIG_SYS_FLASH_CFI 1 291 #define CONFIG_FLASH_CFI_DRIVER 1 292 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_32BIT 293 #define CONFIG_SYS_MAX_FLASH_BANKS 1 294 295 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE /* use buffered writes */ 296 #define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */ 297 #define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */ 298 #define FLASH_MAX_SECTOR_SIZE 0x00040000 299 #define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE 300 #define CONFIG_ENV_IS_IN_FLASH 1 301 302 #endif /* __VEXPRESS_AEMV8A_H */ 303