blob: 36f535e9a49e898e017d3cb45af12a673df11098 [file] [log] [blame]
/* 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
#define CONFIG_ARMV8_SWITCH_TO_EL1
#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
/*#define CONFIG_MENU_SHOW*/
/* 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 1
#define CONFIG_FLASH_CFI_DRIVER 1
#define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_32BIT
#define CONFIG_SYS_MAX_FLASH_BANKS 1
#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 */
#define FLASH_MAX_SECTOR_SIZE 0x00040000
#define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE
#endif /* __VEXPRESS_AEMV8A_H */