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_CONS_INDEX 0 119 #define CONFIG_PL01X_SERIAL 120 #define CONFIG_PL011_SERIAL 121 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO 122 #define CONFIG_PL011_CLOCK 7273800 123 #else 124 #define CONFIG_PL011_CLOCK 24000000 125 #endif 126 127 /*#define CONFIG_MENU_SHOW*/ 128 129 /* BOOTP options */ 130 #define CONFIG_BOOTP_BOOTFILESIZE 131 #define CONFIG_BOOTP_BOOTPATH 132 #define CONFIG_BOOTP_GATEWAY 133 #define CONFIG_BOOTP_HOSTNAME 134 #define CONFIG_BOOTP_PXE 135 136 /* Miscellaneous configurable options */ 137 #define CONFIG_SYS_LOAD_ADDR (V2M_BASE + 0x10000000) 138 139 /* Physical Memory Map */ 140 #define PHYS_SDRAM_1 (V2M_BASE) /* SDRAM Bank #1 */ 141 /* Top 16MB reserved for secure world use */ 142 #define DRAM_SEC_SIZE 0x01000000 143 #define PHYS_SDRAM_1_SIZE 0x80000000 - DRAM_SEC_SIZE 144 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 145 146 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO 147 #define CONFIG_NR_DRAM_BANKS 2 148 #define PHYS_SDRAM_2 (0x880000000) 149 #define PHYS_SDRAM_2_SIZE 0x180000000 150 #else 151 #define CONFIG_NR_DRAM_BANKS 1 152 #endif 153 154 /* Enable memtest */ 155 #define CONFIG_SYS_MEMTEST_START PHYS_SDRAM_1 156 #define CONFIG_SYS_MEMTEST_END (PHYS_SDRAM_1 + PHYS_SDRAM_1_SIZE) 157 158 /* Initial environment variables */ 159 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO 160 /* 161 * Defines where the kernel and FDT exist in NOR flash and where it will 162 * be copied into DRAM 163 */ 164 #define CONFIG_EXTRA_ENV_SETTINGS \ 165 "kernel_name=norkern\0" \ 166 "kernel_alt_name=Image\0" \ 167 "kernel_addr=0x80080000\0" \ 168 "initrd_name=ramdisk.img\0" \ 169 "initrd_addr=0x84000000\0" \ 170 "fdtfile=board.dtb\0" \ 171 "fdt_alt_name=juno\0" \ 172 "fdt_addr=0x83000000\0" \ 173 "fdt_high=0xffffffffffffffff\0" \ 174 "initrd_high=0xffffffffffffffff\0" \ 175 176 /* Copy the kernel and FDT to DRAM memory and boot */ 177 #define CONFIG_BOOTCOMMAND "afs load ${kernel_name} ${kernel_addr} ; " \ 178 "if test $? -eq 1; then "\ 179 " echo Loading ${kernel_alt_name} instead of "\ 180 "${kernel_name}; "\ 181 " afs load ${kernel_alt_name} ${kernel_addr};"\ 182 "fi ; "\ 183 "afs load ${fdtfile} ${fdt_addr} ; " \ 184 "if test $? -eq 1; then "\ 185 " echo Loading ${fdt_alt_name} instead of "\ 186 "${fdtfile}; "\ 187 " afs load ${fdt_alt_name} ${fdt_addr}; "\ 188 "fi ; "\ 189 "fdt addr ${fdt_addr}; fdt resize; " \ 190 "if afs load ${initrd_name} ${initrd_addr} ; "\ 191 "then "\ 192 " setenv initrd_param ${initrd_addr}; "\ 193 " else setenv initrd_param -; "\ 194 "fi ; " \ 195 "booti ${kernel_addr} ${initrd_param} ${fdt_addr}" 196 197 198 #elif CONFIG_TARGET_VEXPRESS64_BASE_FVP 199 #define CONFIG_EXTRA_ENV_SETTINGS \ 200 "kernel_name=Image\0" \ 201 "kernel_addr=0x80080000\0" \ 202 "initrd_name=ramdisk.img\0" \ 203 "initrd_addr=0x88000000\0" \ 204 "fdtfile=devtree.dtb\0" \ 205 "fdt_addr=0x83000000\0" \ 206 "fdt_high=0xffffffffffffffff\0" \ 207 "initrd_high=0xffffffffffffffff\0" 208 209 #define CONFIG_BOOTCOMMAND "smhload ${kernel_name} ${kernel_addr}; " \ 210 "smhload ${fdtfile} ${fdt_addr}; " \ 211 "smhload ${initrd_name} ${initrd_addr} "\ 212 "initrd_end; " \ 213 "fdt addr ${fdt_addr}; fdt resize; " \ 214 "fdt chosen ${initrd_addr} ${initrd_end}; " \ 215 "booti $kernel_addr - $fdt_addr" 216 217 218 #elif CONFIG_TARGET_VEXPRESS64_BASE_FVP_DRAM 219 #define CONFIG_EXTRA_ENV_SETTINGS \ 220 "kernel_addr=0x80080000\0" \ 221 "initrd_addr=0x84000000\0" \ 222 "fdt_addr=0x83000000\0" \ 223 "fdt_high=0xffffffffffffffff\0" \ 224 "initrd_high=0xffffffffffffffff\0" 225 226 #define CONFIG_BOOTCOMMAND "booti $kernel_addr $initrd_addr $fdt_addr" 227 228 229 #endif 230 231 /* Monitor Command Prompt */ 232 #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */ 233 #define CONFIG_SYS_LONGHELP 234 #define CONFIG_CMDLINE_EDITING 235 #define CONFIG_SYS_MAXARGS 64 /* max command args */ 236 237 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO 238 #define CONFIG_SYS_FLASH_BASE 0x08000000 239 /* 255 x 256KiB sectors + 4 x 64KiB sectors at the end = 259 */ 240 #define CONFIG_SYS_MAX_FLASH_SECT 259 241 /* Store environment at top of flash in the same location as blank.img */ 242 /* in the Juno firmware. */ 243 #define CONFIG_ENV_ADDR 0x0BFC0000 244 #define CONFIG_ENV_SECT_SIZE 0x00010000 245 #else 246 #define CONFIG_SYS_FLASH_BASE 0x0C000000 247 /* 256 x 256KiB sectors */ 248 #define CONFIG_SYS_MAX_FLASH_SECT 256 249 /* Store environment at top of flash */ 250 #define CONFIG_ENV_ADDR 0x0FFC0000 251 #define CONFIG_ENV_SECT_SIZE 0x00040000 252 #endif 253 254 #define CONFIG_SYS_FLASH_CFI 1 255 #define CONFIG_FLASH_CFI_DRIVER 1 256 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_32BIT 257 #define CONFIG_SYS_MAX_FLASH_BANKS 1 258 259 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE /* use buffered writes */ 260 #define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */ 261 #define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */ 262 #define FLASH_MAX_SECTOR_SIZE 0x00040000 263 #define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE 264 265 #endif /* __VEXPRESS_AEMV8A_H */ 266