| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* |
| * (C) Copyright 2011 ARM Limited |
| * (C) Copyright 2010 Linaro |
| * Matt Waddel, <matt.waddel@linaro.org> |
| * |
| * Configuration for Versatile Express. Parts were derived from other ARM |
| * configurations. |
| */ |
| |
| #ifndef __VEXPRESS_COMMON_H |
| #define __VEXPRESS_COMMON_H |
| |
| /* |
| * Definitions copied from linux kernel: |
| * arch/arm/mach-vexpress/include/mach/motherboard.h |
| */ |
| #ifdef VEXPRESS_ORIGINAL_MEMORY_MAP |
| /* CS register bases for the original memory map. */ |
| #define V2M_PA_CS0 0x40000000 |
| #define V2M_PA_CS1 0x44000000 |
| #define V2M_PA_CS2 0x48000000 |
| #define V2M_PA_CS3 0x4c000000 |
| #define V2M_PA_CS7 0x10000000 |
| |
| #define V2M_PERIPH_OFFSET(x) (x << 12) |
| #define V2M_SYSREGS (V2M_PA_CS7 + V2M_PERIPH_OFFSET(0)) |
| #define V2M_SYSCTL (V2M_PA_CS7 + V2M_PERIPH_OFFSET(1)) |
| #define V2M_SERIAL_BUS_PCI (V2M_PA_CS7 + V2M_PERIPH_OFFSET(2)) |
| |
| #define V2M_BASE 0x60000000 |
| #elif defined(CONFIG_VEXPRESS_EXTENDED_MEMORY_MAP) |
| /* CS register bases for the extended memory map. */ |
| #define V2M_PA_CS0 0x08000000 |
| #define V2M_PA_CS1 0x0c000000 |
| #define V2M_PA_CS2 0x14000000 |
| #define V2M_PA_CS3 0x18000000 |
| #define V2M_PA_CS7 0x1c000000 |
| |
| #define V2M_PERIPH_OFFSET(x) (x << 16) |
| #define V2M_SYSREGS (V2M_PA_CS7 + V2M_PERIPH_OFFSET(1)) |
| #define V2M_SYSCTL (V2M_PA_CS7 + V2M_PERIPH_OFFSET(2)) |
| #define V2M_SERIAL_BUS_PCI (V2M_PA_CS7 + V2M_PERIPH_OFFSET(3)) |
| |
| #define V2M_BASE 0x80000000 |
| #endif |
| |
| /* |
| * Physical addresses, offset from V2M_PA_CS0-3 |
| */ |
| #define V2M_NOR0 (V2M_PA_CS0) |
| #define V2M_NOR1 (V2M_PA_CS1) |
| #define V2M_SRAM (V2M_PA_CS2) |
| #define V2M_VIDEO_SRAM (V2M_PA_CS3 + 0x00000000) |
| #define V2M_ISP1761 (V2M_PA_CS3 + 0x03000000) |
| |
| /* Common peripherals relative to CS7. */ |
| #define V2M_AACI (V2M_PA_CS7 + V2M_PERIPH_OFFSET(4)) |
| #define V2M_KMI0 (V2M_PA_CS7 + V2M_PERIPH_OFFSET(6)) |
| #define V2M_KMI1 (V2M_PA_CS7 + V2M_PERIPH_OFFSET(7)) |
| |
| #define V2M_UART0 (V2M_PA_CS7 + V2M_PERIPH_OFFSET(9)) |
| #define V2M_UART1 (V2M_PA_CS7 + V2M_PERIPH_OFFSET(10)) |
| #define V2M_UART2 (V2M_PA_CS7 + V2M_PERIPH_OFFSET(11)) |
| #define V2M_UART3 (V2M_PA_CS7 + V2M_PERIPH_OFFSET(12)) |
| |
| #define V2M_WDT (V2M_PA_CS7 + V2M_PERIPH_OFFSET(15)) |
| |
| #define V2M_TIMER01 (V2M_PA_CS7 + V2M_PERIPH_OFFSET(17)) |
| #define V2M_TIMER23 (V2M_PA_CS7 + V2M_PERIPH_OFFSET(18)) |
| |
| #define V2M_SERIAL_BUS_DVI (V2M_PA_CS7 + V2M_PERIPH_OFFSET(22)) |
| #define V2M_RTC (V2M_PA_CS7 + V2M_PERIPH_OFFSET(23)) |
| |
| #define V2M_CF (V2M_PA_CS7 + V2M_PERIPH_OFFSET(26)) |
| |
| #define V2M_CLCD (V2M_PA_CS7 + V2M_PERIPH_OFFSET(31)) |
| #define V2M_SIZE_CS7 V2M_PERIPH_OFFSET(32) |
| |
| /* System register offsets. */ |
| #define V2M_SYS_CFGDATA (V2M_SYSREGS + 0x0a0) |
| #define V2M_SYS_CFGCTRL (V2M_SYSREGS + 0x0a4) |
| #define V2M_SYS_CFGSTAT (V2M_SYSREGS + 0x0a8) |
| |
| /* |
| * Configuration |
| */ |
| #define SYS_CFG_START (1 << 31) |
| #define SYS_CFG_WRITE (1 << 30) |
| #define SYS_CFG_OSC (1 << 20) |
| #define SYS_CFG_VOLT (2 << 20) |
| #define SYS_CFG_AMP (3 << 20) |
| #define SYS_CFG_TEMP (4 << 20) |
| #define SYS_CFG_RESET (5 << 20) |
| #define SYS_CFG_SCC (6 << 20) |
| #define SYS_CFG_MUXFPGA (7 << 20) |
| #define SYS_CFG_SHUTDOWN (8 << 20) |
| #define SYS_CFG_REBOOT (9 << 20) |
| #define SYS_CFG_DVIMODE (11 << 20) |
| #define SYS_CFG_POWER (12 << 20) |
| #define SYS_CFG_SITE_MB (0 << 16) |
| #define SYS_CFG_SITE_DB1 (1 << 16) |
| #define SYS_CFG_SITE_DB2 (2 << 16) |
| #define SYS_CFG_STACK(n) ((n) << 12) |
| |
| #define SYS_CFG_ERR (1 << 1) |
| #define SYS_CFG_COMPLETE (1 << 0) |
| |
| /* Board info register */ |
| #define SYS_ID V2M_SYSREGS |
| |
| #define SCTL_BASE V2M_SYSCTL |
| #define VEXPRESS_FLASHPROG_FLVPPEN (1 << 0) |
| |
| #define CONFIG_SYS_TIMER_RATE 1000000 |
| #define CONFIG_SYS_TIMER_COUNTER (V2M_TIMER01 + 0x4) |
| #define CONFIG_SYS_TIMER_COUNTS_DOWN |
| |
| /* PL011 Serial Configuration */ |
| #define CONFIG_PL011_CLOCK 24000000 |
| #define CONFIG_PL01x_PORTS {(void *)CONFIG_SYS_SERIAL0, \ |
| (void *)CONFIG_SYS_SERIAL1} |
| |
| #define CONFIG_SYS_SERIAL0 V2M_UART0 |
| #define CONFIG_SYS_SERIAL1 V2M_UART1 |
| |
| /* Miscellaneous configurable options */ |
| #define LINUX_BOOT_PARAM_ADDR (V2M_BASE + 0x2000) |
| |
| /* Physical Memory Map */ |
| #define PHYS_SDRAM_1 (V2M_BASE) /* SDRAM Bank #1 */ |
| #define PHYS_SDRAM_2 (((unsigned int)V2M_BASE) + \ |
| ((unsigned int)0x20000000)) |
| #define PHYS_SDRAM_1_SIZE 0x20000000 /* 512 MB */ |
| #define PHYS_SDRAM_2_SIZE 0x20000000 /* 512 MB */ |
| |
| /* additions for new relocation code */ |
| #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 |
| #define CONFIG_SYS_INIT_RAM_SIZE 0x1000 |
| |
| /* Basic environment settings */ |
| #define BOOT_TARGET_DEVICES(func) \ |
| func(MMC, mmc, 1) \ |
| func(MMC, mmc, 0) \ |
| func(PXE, pxe, na) \ |
| func(DHCP, dhcp, na) |
| #include <config_distro_bootcmd.h> |
| |
| #define CONFIG_EXTRA_ENV_SETTINGS \ |
| "kernel_addr_r=0x60100000\0" \ |
| "fdt_addr_r=0x60000000\0" \ |
| "bootargs=console=tty0 console=ttyAMA0,38400n8\0" \ |
| BOOTENV \ |
| "console=ttyAMA0,38400n8\0" \ |
| "dram=1024M\0" \ |
| "root=/dev/sda1 rw\0" \ |
| "mtd=armflash:1M@0x800000(uboot),7M@0x1000000(kernel)," \ |
| "24M@0x2000000(initrd)\0" \ |
| "flashargs=setenv bootargs root=${root} console=${console} " \ |
| "mem=${dram} mtdparts=${mtd} mmci.fmax=190000 " \ |
| "devtmpfs.mount=0 vmalloc=256M\0" \ |
| "bootflash=run flashargs; " \ |
| "cp ${ramdisk_addr} ${ramdisk_addr_r} ${maxramdisk}; " \ |
| "bootm ${kernel_addr} ${ramdisk_addr_r}\0" \ |
| "fdtfile=" CONFIG_DEFAULT_FDT_FILE "\0" |
| |
| /* FLASH and environment organization */ |
| #define CONFIG_SYS_FLASH_SIZE 0x04000000 |
| |
| /* Timeout values in ticks */ |
| |
| /* Room required on the stack for the environment data */ |
| |
| /* |
| * Amount of flash used for environment: |
| * We don't know which end has the small erase blocks so we use the penultimate |
| * sector location for the environment |
| */ |
| |
| /* Store environment at top of flash */ |
| #define CONFIG_SYS_FLASH_BANKS_LIST { V2M_NOR0, V2M_NOR1 } |
| |
| #endif /* VEXPRESS_COMMON_H */ |