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/*
* 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_BDI
#define CONFIG_CMD_BOOTI
#define CONFIG_CMD_UNZIP
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_PXE
#define CONFIG_CMD_ENV
#define CONFIG_CMD_IMI
#define CONFIG_CMD_LOADB
#define CONFIG_CMD_MEMORY
#define CONFIG_CMD_MII
#define CONFIG_CMD_PING
#define CONFIG_CMD_SAVEENV
#define CONFIG_CMD_RUN
#define CONFIG_CMD_BOOTD
#define CONFIG_CMD_ECHO
#define CONFIG_CMD_SOURCE
#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_PROMPT "VExpress64# "
#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_FLASH
#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 */
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