| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* |
| * Configuration for Versatile Express. Parts were derived from other ARM |
| * configurations. |
| */ |
| |
| #ifndef __VEXPRESS_AEMV8A_H |
| #define __VEXPRESS_AEMV8A_H |
| |
| #ifdef CONFIG_TARGET_VEXPRESS64_BASE_FVP |
| #ifndef CONFIG_SEMIHOSTING |
| #error CONFIG_TARGET_VEXPRESS64_BASE_FVP requires CONFIG_SEMIHOSTING |
| #endif |
| #endif |
| |
| #define CONFIG_REMAKE_ELF |
| |
| /* Link Definitions */ |
| #if defined(CONFIG_TARGET_VEXPRESS64_BASE_FVP) || \ |
| defined(CONFIG_TARGET_VEXPRESS64_BASE_FVP_DRAM) |
| /* ATF loads u-boot here for BASE_FVP model */ |
| #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x03f00000) |
| #elif CONFIG_TARGET_VEXPRESS64_JUNO |
| #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x7fff0) |
| #endif |
| |
| #define CONFIG_SYS_BOOTM_LEN (64 << 20) /* Increase max gunzip size */ |
| |
| /* 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 |
| |
| #if defined(CONFIG_TARGET_VEXPRESS64_BASE_FVP) || \ |
| defined(CONFIG_TARGET_VEXPRESS64_BASE_FVP_DRAM) |
| #define GICD_BASE (0x2f000000) |
| #define GICC_BASE (0x2c000000) |
| #elif CONFIG_TARGET_VEXPRESS64_JUNO |
| #define GICD_BASE (0x2C010000) |
| #define GICC_BASE (0x2C02f000) |
| #endif |
| #endif /* !CONFIG_GICV3 */ |
| |
| /* Size of malloc() pool */ |
| #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (8 << 20)) |
| |
| #ifndef CONFIG_TARGET_VEXPRESS64_JUNO |
| /* The Vexpress64 simulators use SMSC91C111 */ |
| #define CONFIG_SMC91111 1 |
| #define CONFIG_SMC91111_BASE (0x01A000000) |
| #endif |
| |
| /* PL011 Serial Configuration */ |
| #ifdef CONFIG_TARGET_VEXPRESS64_JUNO |
| #define CONFIG_PL011_CLOCK 7273800 |
| #else |
| #define CONFIG_PL011_CLOCK 24000000 |
| #endif |
| |
| /* BOOTP options */ |
| #define CONFIG_BOOTP_BOOTFILESIZE |
| |
| /* Miscellaneous configurable options */ |
| #define CONFIG_SYS_LOAD_ADDR (V2M_BASE + 0x10000000) |
| |
| /* Physical Memory Map */ |
| #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 |
| |
| #ifdef CONFIG_TARGET_VEXPRESS64_JUNO |
| #define PHYS_SDRAM_2 (0x880000000) |
| #define PHYS_SDRAM_2_SIZE 0x180000000 |
| #endif |
| |
| /* Enable 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=norkern\0" \ |
| "kernel_alt_name=Image\0" \ |
| "kernel_addr=0x80080000\0" \ |
| "initrd_name=ramdisk.img\0" \ |
| "initrd_addr=0x84000000\0" \ |
| "fdtfile=board.dtb\0" \ |
| "fdt_alt_name=juno\0" \ |
| "fdt_addr=0x83000000\0" \ |
| "fdt_high=0xffffffffffffffff\0" \ |
| "initrd_high=0xffffffffffffffff\0" \ |
| |
| /* Copy the kernel and FDT to DRAM memory and boot */ |
| #define CONFIG_BOOTCOMMAND "afs load ${kernel_name} ${kernel_addr} ; " \ |
| "if test $? -eq 1; then "\ |
| " echo Loading ${kernel_alt_name} instead of "\ |
| "${kernel_name}; "\ |
| " afs load ${kernel_alt_name} ${kernel_addr};"\ |
| "fi ; "\ |
| "afs load ${fdtfile} ${fdt_addr} ; " \ |
| "if test $? -eq 1; then "\ |
| " echo Loading ${fdt_alt_name} instead of "\ |
| "${fdtfile}; "\ |
| " afs load ${fdt_alt_name} ${fdt_addr}; "\ |
| "fi ; "\ |
| "fdt addr ${fdt_addr}; fdt resize; " \ |
| "if afs load ${initrd_name} ${initrd_addr} ; "\ |
| "then "\ |
| " setenv initrd_param ${initrd_addr}; "\ |
| " else setenv initrd_param -; "\ |
| "fi ; " \ |
| "booti ${kernel_addr} ${initrd_param} ${fdt_addr}" |
| |
| |
| #elif CONFIG_TARGET_VEXPRESS64_BASE_FVP |
| #define CONFIG_EXTRA_ENV_SETTINGS \ |
| "kernel_name=Image\0" \ |
| "kernel_addr=0x80080000\0" \ |
| "initrd_name=ramdisk.img\0" \ |
| "initrd_addr=0x88000000\0" \ |
| "fdtfile=devtree.dtb\0" \ |
| "fdt_addr=0x83000000\0" \ |
| "fdt_high=0xffffffffffffffff\0" \ |
| "initrd_high=0xffffffffffffffff\0" |
| |
| #define CONFIG_BOOTCOMMAND "smhload ${kernel_name} ${kernel_addr}; " \ |
| "smhload ${fdtfile} ${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" |
| |
| |
| #elif CONFIG_TARGET_VEXPRESS64_BASE_FVP_DRAM |
| #define CONFIG_EXTRA_ENV_SETTINGS \ |
| "kernel_addr=0x80080000\0" \ |
| "initrd_addr=0x84000000\0" \ |
| "fdt_addr=0x83000000\0" \ |
| "fdt_high=0xffffffffffffffff\0" \ |
| "initrd_high=0xffffffffffffffff\0" |
| |
| #define CONFIG_BOOTCOMMAND "booti $kernel_addr $initrd_addr $fdt_addr" |
| |
| |
| #endif |
| |
| /* Monitor Command Prompt */ |
| #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */ |
| #define CONFIG_SYS_MAXARGS 64 /* max command args */ |
| |
| #ifdef CONFIG_TARGET_VEXPRESS64_JUNO |
| #define CONFIG_SYS_FLASH_BASE 0x08000000 |
| /* 255 x 256KiB sectors + 4 x 64KiB sectors at the end = 259 */ |
| #define CONFIG_SYS_MAX_FLASH_SECT 259 |
| /* Store environment at top of flash in the same location as blank.img */ |
| /* in the Juno firmware. */ |
| #define CONFIG_ENV_ADDR 0x0BFC0000 |
| #define CONFIG_ENV_SECT_SIZE 0x00010000 |
| #else |
| #define CONFIG_SYS_FLASH_BASE 0x0C000000 |
| /* 256 x 256KiB sectors */ |
| #define CONFIG_SYS_MAX_FLASH_SECT 256 |
| /* Store environment at top of flash */ |
| #define CONFIG_ENV_ADDR 0x0FFC0000 |
| #define CONFIG_ENV_SECT_SIZE 0x00040000 |
| #endif |
| |
| #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_32BIT |
| #define CONFIG_SYS_MAX_FLASH_BANKS 1 |
| |
| #define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */ |
| #define FLASH_MAX_SECTOR_SIZE 0x00040000 |
| #define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE |
| |
| #endif /* __VEXPRESS_AEMV8A_H */ |