| /* |
| * Configuration for Versatile Express. Parts were derived from other ARM |
| * configurations. |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #ifndef __VEXPRESS_AEMV8A_H |
| #define __VEXPRESS_AEMV8A_H |
| |
| /* We use generic board and device manager for v8 Versatile Express */ |
| #define CONFIG_SYS_GENERIC_BOARD |
| |
| #ifdef CONFIG_TARGET_VEXPRESS64_BASE_FVP |
| #ifndef CONFIG_SEMIHOSTING |
| #error CONFIG_TARGET_VEXPRESS64_BASE_FVP requires CONFIG_SEMIHOSTING |
| #endif |
| #define CONFIG_ARMV8_SWITCH_TO_EL1 |
| #endif |
| |
| #define CONFIG_REMAKE_ELF |
| |
| #define CONFIG_SUPPORT_RAW_INITRD |
| |
| /* Cache Definitions */ |
| #define CONFIG_SYS_DCACHE_OFF |
| #define CONFIG_SYS_ICACHE_OFF |
| |
| #define CONFIG_IDENT_STRING " vexpress_aemv8a" |
| #define CONFIG_BOOTP_VCI_STRING "U-boot.armv8.vexpress_aemv8a" |
| |
| /* Link Definitions */ |
| #ifdef CONFIG_TARGET_VEXPRESS64_BASE_FVP |
| /* ATF loads u-boot here for BASE_FVP model */ |
| #define CONFIG_SYS_TEXT_BASE 0x88000000 |
| #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x03f00000) |
| #elif CONFIG_TARGET_VEXPRESS64_JUNO |
| #define CONFIG_SYS_TEXT_BASE 0xe0000000 |
| #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x7fff0) |
| #else |
| #error "Unknown board variant" |
| #endif |
| |
| /* Flat Device Tree Definitions */ |
| #define CONFIG_OF_LIBFDT |
| |
| /* CS register bases for the original memory map. */ |
| #define V2M_PA_CS0 0x00000000 |
| #define V2M_PA_CS1 0x14000000 |
| #define V2M_PA_CS2 0x18000000 |
| #define V2M_PA_CS3 0x1c000000 |
| #define V2M_PA_CS4 0x0c000000 |
| #define V2M_PA_CS5 0x10000000 |
| |
| #define V2M_PERIPH_OFFSET(x) (x << 16) |
| #define V2M_SYSREGS (V2M_PA_CS3 + V2M_PERIPH_OFFSET(1)) |
| #define V2M_SYSCTL (V2M_PA_CS3 + V2M_PERIPH_OFFSET(2)) |
| #define V2M_SERIAL_BUS_PCI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(3)) |
| |
| #define V2M_BASE 0x80000000 |
| |
| /* Common peripherals relative to CS7. */ |
| #define V2M_AACI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(4)) |
| #define V2M_MMCI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(5)) |
| #define V2M_KMI0 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(6)) |
| #define V2M_KMI1 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(7)) |
| |
| #ifdef CONFIG_TARGET_VEXPRESS64_JUNO |
| #define V2M_UART0 0x7ff80000 |
| #define V2M_UART1 0x7ff70000 |
| #else /* Not Juno */ |
| #define V2M_UART0 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(9)) |
| #define V2M_UART1 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(10)) |
| #define V2M_UART2 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(11)) |
| #define V2M_UART3 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(12)) |
| #endif |
| |
| #define V2M_WDT (V2M_PA_CS3 + V2M_PERIPH_OFFSET(15)) |
| |
| #define V2M_TIMER01 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(17)) |
| #define V2M_TIMER23 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(18)) |
| |
| #define V2M_SERIAL_BUS_DVI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(22)) |
| #define V2M_RTC (V2M_PA_CS3 + V2M_PERIPH_OFFSET(23)) |
| |
| #define V2M_CF (V2M_PA_CS3 + V2M_PERIPH_OFFSET(26)) |
| |
| #define V2M_CLCD (V2M_PA_CS3 + V2M_PERIPH_OFFSET(31)) |
| |
| /* System register offsets. */ |
| #define V2M_SYS_CFGDATA (V2M_SYSREGS + 0x0a0) |
| #define V2M_SYS_CFGCTRL (V2M_SYSREGS + 0x0a4) |
| #define V2M_SYS_CFGSTAT (V2M_SYSREGS + 0x0a8) |
| |
| /* Generic Timer Definitions */ |
| #define COUNTER_FREQUENCY (0x1800000) /* 24MHz */ |
| |
| /* Generic Interrupt Controller Definitions */ |
| #ifdef CONFIG_GICV3 |
| #define GICD_BASE (0x2f000000) |
| #define GICR_BASE (0x2f100000) |
| #else |
| |
| #ifdef CONFIG_TARGET_VEXPRESS64_BASE_FVP |
| #define GICD_BASE (0x2f000000) |
| #define GICC_BASE (0x2c000000) |
| #elif CONFIG_TARGET_VEXPRESS64_JUNO |
| #define GICD_BASE (0x2C010000) |
| #define GICC_BASE (0x2C02f000) |
| #else |
| #error "Unknown board variant" |
| #endif |
| #endif /* !CONFIG_GICV3 */ |
| |
| /* Size of malloc() pool */ |
| #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (8 << 20)) |
| |
| /* Ethernet Configuration */ |
| #ifdef CONFIG_TARGET_VEXPRESS64_JUNO |
| /* The real hardware Versatile express uses SMSC9118 */ |
| #define CONFIG_SMC911X 1 |
| #define CONFIG_SMC911X_32_BIT 1 |
| #define CONFIG_SMC911X_BASE (0x018000000) |
| #else |
| /* The Vexpress64 simulators use SMSC91C111 */ |
| #define CONFIG_SMC91111 1 |
| #define CONFIG_SMC91111_BASE (0x01A000000) |
| #endif |
| |
| /* PL011 Serial Configuration */ |
| #define CONFIG_BAUDRATE 115200 |
| #define CONFIG_CONS_INDEX 0 |
| #define CONFIG_PL01X_SERIAL |
| #define CONFIG_PL011_SERIAL |
| #ifdef CONFIG_TARGET_VEXPRESS64_JUNO |
| #define CONFIG_PL011_CLOCK 7273800 |
| #else |
| #define CONFIG_PL011_CLOCK 24000000 |
| #endif |
| |
| /* Command line configuration */ |
| #define CONFIG_MENU |
| /*#define CONFIG_MENU_SHOW*/ |
| #define CONFIG_CMD_CACHE |
| #define CONFIG_CMD_BOOTI |
| #define CONFIG_CMD_UNZIP |
| #define CONFIG_CMD_DHCP |
| #define CONFIG_CMD_PXE |
| #define CONFIG_CMD_ENV |
| #define CONFIG_CMD_MII |
| #define CONFIG_CMD_PING |
| #define CONFIG_CMD_FAT |
| #define CONFIG_DOS_PARTITION |
| |
| /* BOOTP options */ |
| #define CONFIG_BOOTP_BOOTFILESIZE |
| #define CONFIG_BOOTP_BOOTPATH |
| #define CONFIG_BOOTP_GATEWAY |
| #define CONFIG_BOOTP_HOSTNAME |
| #define CONFIG_BOOTP_PXE |
| #define CONFIG_BOOTP_PXE_CLIENTARCH 0x100 |
| |
| /* Miscellaneous configurable options */ |
| #define CONFIG_SYS_LOAD_ADDR (V2M_BASE + 0x10000000) |
| |
| /* Physical Memory Map */ |
| #define CONFIG_NR_DRAM_BANKS 1 |
| #define PHYS_SDRAM_1 (V2M_BASE) /* SDRAM Bank #1 */ |
| /* Top 16MB reserved for secure world use */ |
| #define DRAM_SEC_SIZE 0x01000000 |
| #define PHYS_SDRAM_1_SIZE 0x80000000 - DRAM_SEC_SIZE |
| #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 |
| |
| /* Enable memtest */ |
| #define CONFIG_CMD_MEMTEST |
| #define CONFIG_SYS_MEMTEST_START PHYS_SDRAM_1 |
| #define CONFIG_SYS_MEMTEST_END (PHYS_SDRAM_1 + PHYS_SDRAM_1_SIZE) |
| |
| /* Initial environment variables */ |
| #ifdef CONFIG_TARGET_VEXPRESS64_JUNO |
| /* |
| * Defines where the kernel and FDT exist in NOR flash and where it will |
| * be copied into DRAM |
| */ |
| #define CONFIG_EXTRA_ENV_SETTINGS \ |
| "kernel_name=Image\0" \ |
| "kernel_addr=0x80000000\0" \ |
| "fdt_name=juno\0" \ |
| "fdt_addr=0x83000000\0" \ |
| "fdt_high=0xffffffffffffffff\0" \ |
| "initrd_high=0xffffffffffffffff\0" \ |
| |
| /* Assume we boot with root on the first partition of a USB stick */ |
| #define CONFIG_BOOTARGS "console=ttyAMA0,115200n8 " \ |
| "root=/dev/sda1 rw " \ |
| "rootwait "\ |
| "earlyprintk=pl011,0x7ff80000 debug user_debug=31 "\ |
| "loglevel=9" |
| |
| /* Copy the kernel and FDT to DRAM memory and boot */ |
| #define CONFIG_BOOTCOMMAND "afs load ${kernel_name} ${kernel_addr} ; " \ |
| "afs load ${fdt_name} ${fdt_addr} ; " \ |
| "fdt addr ${fdt_addr}; fdt resize; " \ |
| "booti ${kernel_addr} - ${fdt_addr}" |
| |
| #define CONFIG_BOOTDELAY 1 |
| |
| #elif CONFIG_TARGET_VEXPRESS64_BASE_FVP |
| #define CONFIG_EXTRA_ENV_SETTINGS \ |
| "kernel_name=Image\0" \ |
| "kernel_addr=0x80000000\0" \ |
| "initrd_name=ramdisk.img\0" \ |
| "initrd_addr=0x88000000\0" \ |
| "fdt_name=devtree.dtb\0" \ |
| "fdt_addr=0x83000000\0" \ |
| "fdt_high=0xffffffffffffffff\0" \ |
| "initrd_high=0xffffffffffffffff\0" |
| |
| #define CONFIG_BOOTARGS "console=ttyAMA0 earlyprintk=pl011,"\ |
| "0x1c090000 debug user_debug=31 "\ |
| "loglevel=9" |
| |
| #define CONFIG_BOOTCOMMAND "smhload ${kernel_name} ${kernel_addr}; " \ |
| "smhload ${fdt_name} ${fdt_addr}; " \ |
| "smhload ${initrd_name} ${initrd_addr} initrd_end; " \ |
| "fdt addr ${fdt_addr}; fdt resize; " \ |
| "fdt chosen ${initrd_addr} ${initrd_end}; " \ |
| "booti $kernel_addr - $fdt_addr" |
| |
| #define CONFIG_BOOTDELAY 1 |
| |
| #else |
| #error "Unknown board variant" |
| #endif |
| |
| /* Do not preserve environment */ |
| #define CONFIG_ENV_IS_NOWHERE 1 |
| #define CONFIG_ENV_SIZE 0x1000 |
| |
| /* Monitor Command Prompt */ |
| #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */ |
| #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ |
| sizeof(CONFIG_SYS_PROMPT) + 16) |
| #define CONFIG_SYS_HUSH_PARSER |
| #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE |
| #define CONFIG_SYS_LONGHELP |
| #define CONFIG_CMDLINE_EDITING |
| #define CONFIG_SYS_MAXARGS 64 /* max command args */ |
| |
| /* Flash memory is available on the Juno board only */ |
| #ifndef CONFIG_TARGET_VEXPRESS64_JUNO |
| #define CONFIG_SYS_NO_FLASH |
| #else |
| #define CONFIG_CMD_ARMFLASH |
| #define CONFIG_SYS_FLASH_CFI 1 |
| #define CONFIG_FLASH_CFI_DRIVER 1 |
| #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_32BIT |
| #define CONFIG_SYS_FLASH_BASE 0x08000000 |
| #define CONFIG_SYS_FLASH_SIZE 0x04000000 /* 64 MiB */ |
| #define CONFIG_SYS_MAX_FLASH_BANKS 2 |
| |
| /* Timeout values in ticks */ |
| #define CONFIG_SYS_FLASH_ERASE_TOUT (2 * CONFIG_SYS_HZ) /* Erase Timeout */ |
| #define CONFIG_SYS_FLASH_WRITE_TOUT (2 * CONFIG_SYS_HZ) /* Write Timeout */ |
| |
| /* 255 0x40000 sectors + first or last sector may have 4 erase regions = 259 */ |
| #define CONFIG_SYS_MAX_FLASH_SECT 259 /* Max sectors */ |
| #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE /* use buffered writes */ |
| #define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */ |
| #define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */ |
| |
| #endif |
| |
| #endif /* __VEXPRESS_AEMV8A_H */ |