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Diffstat (limited to 'include/configs/vexpress_common.h')
| -rw-r--r-- | include/configs/vexpress_common.h | 251 |
1 files changed, 251 insertions, 0 deletions
diff --git a/include/configs/vexpress_common.h b/include/configs/vexpress_common.h new file mode 100644 index 0000000..47ea89d --- /dev/null +++ b/include/configs/vexpress_common.h @@ -0,0 +1,251 @@ +/* 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 CONFIG_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_MMCI (V2M_PA_CS7 + V2M_PERIPH_OFFSET(5)) +#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 CONFIG_REVISION_TAG 1 + +#define CONFIG_SYS_MEMTEST_START V2M_BASE +#define CONFIG_SYS_MEMTEST_END 0x20000000 + +#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ +#define CONFIG_SETUP_MEMORY_TAGS 1 +#define CONFIG_SYS_L2CACHE_OFF 1 +#define CONFIG_INITRD_TAG 1 + +/* Size of malloc() pool */ +#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 512 * 1024) /* >= 512 KiB */ + +#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_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } +#define CONFIG_SYS_SERIAL0 V2M_UART0 +#define CONFIG_SYS_SERIAL1 V2M_UART1 + +#define CONFIG_ARM_PL180_MMCI +#define CONFIG_ARM_PL180_MMCI_BASE V2M_MMCI +#define CONFIG_SYS_MMC_MAX_BLK_COUNT 127 +#define CONFIG_ARM_PL180_MMCI_CLOCK_FREQ 6250000 + +/* BOOTP options */ +#define CONFIG_BOOTP_BOOTFILESIZE + +/* Miscellaneous configurable options */ +#define CONFIG_SYS_LOAD_ADDR (V2M_BASE + 0x8000) +#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 +#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_SDRAM_BASE + \ + CONFIG_SYS_INIT_RAM_SIZE - \ + GENERATED_GBL_DATA_SIZE) +#define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET + +/* 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> + +#ifdef CONFIG_VEXPRESS_ORIGINAL_MEMORY_MAP +#define CONFIG_PLATFORM_ENV_SETTINGS \ + "loadaddr=0x80008000\0" \ + "ramdisk_addr_r=0x61000000\0" \ + "kernel_addr=0x44100000\0" \ + "ramdisk_addr=0x44800000\0" \ + "maxramdisk=0x1800000\0" \ + "pxefile_addr_r=0x88000000\0" \ + "scriptaddr=0x88000000\0" \ + "kernel_addr_r=0x80008000\0" +#elif defined(CONFIG_VEXPRESS_EXTENDED_MEMORY_MAP) +#define CONFIG_PLATFORM_ENV_SETTINGS \ + "loadaddr=0xa0008000\0" \ + "ramdisk_addr_r=0x81000000\0" \ + "kernel_addr=0x0c100000\0" \ + "ramdisk_addr=0x0c800000\0" \ + "maxramdisk=0x1800000\0" \ + "pxefile_addr_r=0xa8000000\0" \ + "scriptaddr=0xa8000000\0" \ + "kernel_addr_r=0xa0008000\0" +#endif +#define CONFIG_EXTRA_ENV_SETTINGS \ + CONFIG_PLATFORM_ENV_SETTINGS \ + 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" + +/* FLASH and environment organization */ +#define PHYS_FLASH_SIZE 0x04000000 /* 64MB */ +#define CONFIG_SYS_FLASH_SIZE 0x04000000 +#define CONFIG_SYS_MAX_FLASH_BANKS 2 +#define CONFIG_SYS_FLASH_BASE0 V2M_NOR0 +#define CONFIG_SYS_FLASH_BASE1 V2M_NOR1 +#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE0 + +/* 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 FLASH_MAX_SECTOR_SIZE 0x00040000 /* 256 KB sectors */ + +/* Room required on the stack for the environment data */ +#define CONFIG_ENV_SIZE FLASH_MAX_SECTOR_SIZE + +/* + * 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 + */ +#define CONFIG_ENV_SECT_SIZE FLASH_MAX_SECTOR_SIZE +#define CONFIG_ENV_OVERWRITE 1 + +/* Store environment at top of flash */ +#define CONFIG_ENV_OFFSET (PHYS_FLASH_SIZE - \ + (2 * CONFIG_ENV_SECT_SIZE)) +#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE1 + \ + CONFIG_ENV_OFFSET) +#define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */ +#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE0, \ + CONFIG_SYS_FLASH_BASE1 } + +/* Monitor Command Prompt */ +#define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */ + +#endif /* VEXPRESS_COMMON_H */ |