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https://github.com/AsahiLinux/u-boot
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03314f0e24
This variant that is neither FVP / Base Model or Juno Versatile Express 64bit is confusing. Get rid of it unless someone can point out what machine that really is. Seems to be an evolutional artifact in the config base. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
256 lines
7.6 KiB
C
256 lines
7.6 KiB
C
/*
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* Configuration for Versatile Express. Parts were derived from other ARM
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* configurations.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef __VEXPRESS_AEMV8A_H
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#define __VEXPRESS_AEMV8A_H
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/* We use generic board for v8 Versatile Express */
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#define CONFIG_SYS_GENERIC_BOARD
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#ifdef CONFIG_TARGET_VEXPRESS64_BASE_FVP
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#ifndef CONFIG_SEMIHOSTING
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#error CONFIG_TARGET_VEXPRESS64_BASE_FVP requires CONFIG_SEMIHOSTING
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#endif
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#define CONFIG_ARMV8_SWITCH_TO_EL1
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#endif
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#define CONFIG_REMAKE_ELF
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#define CONFIG_SUPPORT_RAW_INITRD
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/* Cache Definitions */
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#define CONFIG_SYS_DCACHE_OFF
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#define CONFIG_SYS_ICACHE_OFF
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#define CONFIG_IDENT_STRING " vexpress_aemv8a"
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#define CONFIG_BOOTP_VCI_STRING "U-boot.armv8.vexpress_aemv8a"
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/* Link Definitions */
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#ifdef CONFIG_TARGET_VEXPRESS64_BASE_FVP
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/* ATF loads u-boot here for BASE_FVP model */
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#define CONFIG_SYS_TEXT_BASE 0x88000000
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#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x03f00000)
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#elif CONFIG_TARGET_VEXPRESS64_JUNO
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#define CONFIG_SYS_TEXT_BASE 0xe0000000
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#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x7fff0)
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#else
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#error "Unknown board variant"
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#endif
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/* Flat Device Tree Definitions */
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#define CONFIG_OF_LIBFDT
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/* CS register bases for the original memory map. */
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#define V2M_PA_CS0 0x00000000
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#define V2M_PA_CS1 0x14000000
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#define V2M_PA_CS2 0x18000000
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#define V2M_PA_CS3 0x1c000000
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#define V2M_PA_CS4 0x0c000000
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#define V2M_PA_CS5 0x10000000
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#define V2M_PERIPH_OFFSET(x) (x << 16)
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#define V2M_SYSREGS (V2M_PA_CS3 + V2M_PERIPH_OFFSET(1))
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#define V2M_SYSCTL (V2M_PA_CS3 + V2M_PERIPH_OFFSET(2))
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#define V2M_SERIAL_BUS_PCI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(3))
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#define V2M_BASE 0x80000000
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/* Common peripherals relative to CS7. */
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#define V2M_AACI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(4))
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#define V2M_MMCI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(5))
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#define V2M_KMI0 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(6))
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#define V2M_KMI1 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(7))
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#ifdef CONFIG_TARGET_VEXPRESS64_JUNO
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#define V2M_UART0 0x7ff80000
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#define V2M_UART1 0x7ff70000
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#else /* Not Juno */
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#define V2M_UART0 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(9))
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#define V2M_UART1 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(10))
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#define V2M_UART2 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(11))
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#define V2M_UART3 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(12))
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#endif
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#define V2M_WDT (V2M_PA_CS3 + V2M_PERIPH_OFFSET(15))
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#define V2M_TIMER01 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(17))
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#define V2M_TIMER23 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(18))
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#define V2M_SERIAL_BUS_DVI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(22))
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#define V2M_RTC (V2M_PA_CS3 + V2M_PERIPH_OFFSET(23))
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#define V2M_CF (V2M_PA_CS3 + V2M_PERIPH_OFFSET(26))
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#define V2M_CLCD (V2M_PA_CS3 + V2M_PERIPH_OFFSET(31))
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/* System register offsets. */
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#define V2M_SYS_CFGDATA (V2M_SYSREGS + 0x0a0)
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#define V2M_SYS_CFGCTRL (V2M_SYSREGS + 0x0a4)
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#define V2M_SYS_CFGSTAT (V2M_SYSREGS + 0x0a8)
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/* Generic Timer Definitions */
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#define COUNTER_FREQUENCY (0x1800000) /* 24MHz */
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/* Generic Interrupt Controller Definitions */
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#ifdef CONFIG_GICV3
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#define GICD_BASE (0x2f000000)
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#define GICR_BASE (0x2f100000)
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#else
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#ifdef CONFIG_TARGET_VEXPRESS64_BASE_FVP
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#define GICD_BASE (0x2f000000)
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#define GICC_BASE (0x2c000000)
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#elif CONFIG_TARGET_VEXPRESS64_JUNO
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#define GICD_BASE (0x2C010000)
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#define GICC_BASE (0x2C02f000)
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#else
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#error "Unknown board variant"
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#endif
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#endif /* !CONFIG_GICV3 */
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#define CONFIG_SYS_MEMTEST_START V2M_BASE
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#define CONFIG_SYS_MEMTEST_END (V2M_BASE + 0x80000000)
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/* Size of malloc() pool */
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#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (8 << 20))
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/* Ethernet Configuration */
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#ifdef CONFIG_TARGET_VEXPRESS64_JUNO
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/* The real hardware Versatile express uses SMSC9118 */
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#define CONFIG_SMC911X 1
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#define CONFIG_SMC911X_32_BIT 1
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#define CONFIG_SMC911X_BASE (0x018000000)
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#else
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/* The Vexpress64 simulators use SMSC91C111 */
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#define CONFIG_SMC91111 1
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#define CONFIG_SMC91111_BASE (0x01A000000)
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#endif
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/* PL011 Serial Configuration */
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#define CONFIG_PL011_SERIAL
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#ifdef CONFIG_TARGET_VEXPRESS64_JUNO
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#define CONFIG_PL011_CLOCK 7273800
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#else
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#define CONFIG_PL011_CLOCK 24000000
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#endif
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#define CONFIG_PL01x_PORTS {(void *)CONFIG_SYS_SERIAL0, \
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(void *)CONFIG_SYS_SERIAL1}
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#define CONFIG_CONS_INDEX 0
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#define CONFIG_BAUDRATE 115200
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#define CONFIG_SYS_SERIAL0 V2M_UART0
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#define CONFIG_SYS_SERIAL1 V2M_UART1
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/* Command line configuration */
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#define CONFIG_MENU
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/*#define CONFIG_MENU_SHOW*/
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#define CONFIG_CMD_CACHE
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#define CONFIG_CMD_BDI
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#define CONFIG_CMD_BOOTI
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#define CONFIG_CMD_UNZIP
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#define CONFIG_CMD_DHCP
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#define CONFIG_CMD_PXE
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#define CONFIG_CMD_ENV
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#define CONFIG_CMD_IMI
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#define CONFIG_CMD_LOADB
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#define CONFIG_CMD_MEMORY
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#define CONFIG_CMD_MII
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#define CONFIG_CMD_NET
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#define CONFIG_CMD_PING
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#define CONFIG_CMD_SAVEENV
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#define CONFIG_CMD_RUN
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#define CONFIG_CMD_BOOTD
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#define CONFIG_CMD_ECHO
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#define CONFIG_CMD_SOURCE
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#define CONFIG_CMD_FAT
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#define CONFIG_DOS_PARTITION
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/* BOOTP options */
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#define CONFIG_BOOTP_BOOTFILESIZE
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#define CONFIG_BOOTP_BOOTPATH
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#define CONFIG_BOOTP_GATEWAY
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#define CONFIG_BOOTP_HOSTNAME
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#define CONFIG_BOOTP_PXE
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#define CONFIG_BOOTP_PXE_CLIENTARCH 0x100
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/* Miscellaneous configurable options */
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#define CONFIG_SYS_LOAD_ADDR (V2M_BASE + 0x10000000)
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/* Physical Memory Map */
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#define CONFIG_NR_DRAM_BANKS 1
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#define PHYS_SDRAM_1 (V2M_BASE) /* SDRAM Bank #1 */
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#define PHYS_SDRAM_1_SIZE 0x80000000 /* 2048 MB */
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#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
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/* Initial environment variables */
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#ifdef CONFIG_TARGET_VEXPRESS64_BASE_FVP
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"kernel_name=uImage\0" \
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"kernel_addr=0x80000000\0" \
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"initrd_name=ramdisk.img\0" \
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"initrd_addr=0x88000000\0" \
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"fdt_name=devtree.dtb\0" \
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"fdt_addr=0x83000000\0" \
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"fdt_high=0xffffffffffffffff\0" \
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"initrd_high=0xffffffffffffffff\0"
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#define CONFIG_BOOTARGS "console=ttyAMA0 earlyprintk=pl011,"\
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"0x1c090000 debug user_debug=31 "\
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"loglevel=9"
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#define CONFIG_BOOTCOMMAND "smhload ${kernel_name} ${kernel_addr}; " \
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"smhload ${fdt_name} $fdt_addr; " \
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"smhload ${initrd_name} $initrd_addr initrd_end; " \
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"fdt addr $fdt_addr; fdt resize; " \
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"fdt chosen $initrd_addr $initrd_end; " \
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"bootm $kernel_addr - $fdt_addr"
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#define CONFIG_BOOTDELAY 1
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#else
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#error "Unknown board variant"
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#endif
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/* Do not preserve environment */
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#define CONFIG_ENV_IS_NOWHERE 1
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#define CONFIG_ENV_SIZE 0x1000
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/* Monitor Command Prompt */
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#define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
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#define CONFIG_SYS_PROMPT "VExpress64# "
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#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
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sizeof(CONFIG_SYS_PROMPT) + 16)
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#define CONFIG_SYS_HUSH_PARSER
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#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
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#define CONFIG_SYS_LONGHELP
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#define CONFIG_CMDLINE_EDITING
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#define CONFIG_SYS_MAXARGS 64 /* max command args */
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/* Flash memory is available on the Juno board only */
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#ifndef CONFIG_TARGET_VEXPRESS64_JUNO
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#define CONFIG_SYS_NO_FLASH
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#else
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#define CONFIG_CMD_FLASH
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#define CONFIG_SYS_FLASH_CFI 1
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#define CONFIG_FLASH_CFI_DRIVER 1
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#define CONFIG_SYS_FLASH_BASE 0x08000000
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#define CONFIG_SYS_FLASH_SIZE 0x04000000 /* 64 MiB */
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#define CONFIG_SYS_MAX_FLASH_BANKS 2
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/* Timeout values in ticks */
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#define CONFIG_SYS_FLASH_ERASE_TOUT (2 * CONFIG_SYS_HZ) /* Erase Timeout */
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#define CONFIG_SYS_FLASH_WRITE_TOUT (2 * CONFIG_SYS_HZ) /* Write Timeout */
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/* 255 0x40000 sectors + first or last sector may have 4 erase regions = 259 */
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#define CONFIG_SYS_MAX_FLASH_SECT 259 /* Max sectors */
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#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE /* use buffered writes */
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#define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */
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#define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */
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#endif
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#endif /* __VEXPRESS_AEMV8A_H */
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