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