/* * (C) Copyright 2008, 2009 * Stefan Roese, DENX Software Engineering, sr@denx.de. * * Common configuration options for all AMCC boards * * SPDX-License-Identifier: GPL-2.0+ */ #ifndef __AMCC_COMMON_H #define __AMCC_COMMON_H #define CONFIG_SYS_GENERIC_BOARD #define CONFIG_SYS_SDRAM_BASE 0x00000000 /* _must_ be 0 */ #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE /* Start of U-Boot */ #define CONFIG_SYS_MONITOR_LEN (0xFFFFFFFF - CONFIG_SYS_MONITOR_BASE + 1) #define CONFIG_SYS_MALLOC_LEN (1 << 20) /* Reserved for malloc */ /* * UART */ #define CONFIG_SYS_NS16550 #define CONFIG_SYS_NS16550_SERIAL #ifndef CONFIG_DM_SERIAL #define CONFIG_SYS_NS16550_REG_SIZE 1 #define CONFIG_SYS_NS16550_CLK get_serial_clock() #endif #define CONFIG_BAUDRATE 115200 #define CONFIG_SYS_BAUDRATE_TABLE \ {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400} /* * I2C */ #define CONFIG_SYS_I2C #define CONFIG_SYS_I2C_PPC4XX #define CONFIG_SYS_I2C_PPC4XX_CH0 #define CONFIG_SYS_I2C_PPC4XX_SLAVE_0 0x7F /* * Ethernet/EMAC/PHY */ #define CONFIG_PPC4xx_EMAC #define CONFIG_MII /* MII PHY management */ #define CONFIG_NETCONSOLE /* include NetConsole support */ #if defined(CONFIG_440) #define CONFIG_SYS_RX_ETH_BUFFER 32 /* number of eth rx buffers */ #else #define CONFIG_SYS_RX_ETH_BUFFER 16 /* number of eth rx buffers */ #endif /* * Commands */ #include <config_cmd_default.h> #define CONFIG_CMD_ASKENV #if defined(CONFIG_440) #define CONFIG_CMD_CACHE #endif #define CONFIG_CMD_DHCP #define CONFIG_CMD_DIAG #define CONFIG_CMD_EEPROM #define CONFIG_CMD_ELF #define CONFIG_CMD_GREPENV #define CONFIG_CMD_I2C #define CONFIG_CMD_IRQ #define CONFIG_CMD_MII #define CONFIG_CMD_NFS #define CONFIG_CMD_PING #define CONFIG_CMD_REGINFO /* * Miscellaneous configurable options */ #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ #define CONFIG_SYS_LONGHELP /* undef to save memory */ #if defined(CONFIG_CMD_KGDB) #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ #else #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ #endif #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */ #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */ #define CONFIG_SYS_EXTBDINFO /* To use extended board_into (bd_t) */ #define CONFIG_CMDLINE_EDITING /* add command line history */ #define CONFIG_AUTO_COMPLETE /* add autocompletion support */ #define CONFIG_LOOPW /* enable loopw command */ #define CONFIG_MX_CYCLIC /* enable mdc/mwc commands */ #define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */ #define CONFIG_VERSION_VARIABLE /* include version env variable */ #define CONFIG_SYS_CONSOLE_INFO_QUIET /* don't print console @ startup*/ #define CONFIG_SYS_HUSH_PARSER /* Use the HUSH parser */ #define CONFIG_LOADS_ECHO /* echo on for serial download */ #define CONFIG_SYS_LOADS_BAUD_CHANGE /* allow baudrate change */ /* * BOOTP options */ #define CONFIG_BOOTP_BOOTFILESIZE #define CONFIG_BOOTP_BOOTPATH #define CONFIG_BOOTP_GATEWAY #define CONFIG_BOOTP_HOSTNAME #define CONFIG_BOOTP_SUBNETMASK /* * For booting Linux, the board info and command line data * have to be in the first 16 MB of memory, since this is * the maximum mapped by the 40x Linux kernel during initialization. */ #define CONFIG_SYS_BOOTMAPSZ (16 << 20) /* Initial Memory map for Linux */ #define CONFIG_SYS_BOOTM_LEN (16 << 20) /* Increase max gunzip size */ /* * Internal Definitions */ #if defined(CONFIG_CMD_KGDB) #define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port*/ #endif /* * Pass open firmware flat tree */ #define CONFIG_OF_LIBFDT #define CONFIG_OF_BOARD_SETUP /* Update size in "reg" property of NOR FLASH device tree nodes */ #define CONFIG_FDT_FIXUP_NOR_FLASH_SIZE /* * Booting and default environment */ #define CONFIG_PREBOOT "echo;" \ "echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \ "echo" #define CONFIG_BOOTCOMMAND "run flash_self" /* * Only very few boards have default console not on ttyS0 (like Taishan) */ #if !defined(CONFIG_USE_TTY) #define CONFIG_USE_TTY ttyS0 #endif /* * Only very few boards have default netdev not set to eth0 (like Arches) */ #if !defined(CONFIG_USE_NETDEV) #define CONFIG_USE_NETDEV eth0 #endif /* * Only some 4xx PPC's are equipped with an FPU */ #if defined(CONFIG_440EP) || defined(CONFIG_440EPX) || \ defined(CONFIG_460EX) || defined(CONFIG_460GT) #define CONFIG_AMCC_DEF_ENV_ROOTPATH "rootpath=/opt/eldk/ppc_4xxFP\0" #else #define CONFIG_AMCC_DEF_ENV_ROOTPATH "rootpath=/opt/eldk/ppc_4xx\0" #endif /* * Only some boards need to extend the bootargs by some additional * parameters (like Makalu) */ #if !defined(CONFIG_ADDMISC) #define CONFIG_ADDMISC "addmisc=setenv bootargs ${bootargs}\0" #endif /* * General common environment variables shared on all AMCC eval boards */ #define CONFIG_AMCC_DEF_ENV \ "netdev=" __stringify(CONFIG_USE_NETDEV) "\0" \ "nfsargs=setenv bootargs root=/dev/nfs rw " \ "nfsroot=${serverip}:${rootpath}\0" \ "ramargs=setenv bootargs root=/dev/ram rw\0" \ "addip=setenv bootargs ${bootargs} " \ "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \ ":${hostname}:${netdev}:off panic=1\0" \ "addtty=setenv bootargs ${bootargs}" \ " console=" __stringify(CONFIG_USE_TTY) ",${baudrate}\0" \ CONFIG_ADDMISC \ "initrd_high=30000000\0" \ "kernel_addr_r=1000000\0" \ "fdt_addr_r=1800000\0" \ "ramdisk_addr_r=1900000\0" \ "hostname=" __stringify(CONFIG_HOSTNAME) "\0" \ "bootfile=" __stringify(CONFIG_HOSTNAME) "/uImage\0" \ "ramdisk_file=" __stringify(CONFIG_HOSTNAME) "/uRamdisk\0" \ CONFIG_AMCC_DEF_ENV_ROOTPATH /* * Default environment for arch/powerpc booting * for boards that are ported to arch/powerpc */ #define CONFIG_AMCC_DEF_ENV_POWERPC \ "flash_self=run ramargs addip addtty addmisc;" \ "bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0" \ "flash_nfs=run nfsargs addip addtty addmisc;" \ "bootm ${kernel_addr} - ${fdt_addr}\0" \ "net_nfs=tftp ${kernel_addr_r} ${bootfile}; " \ "tftp ${fdt_addr_r} ${fdt_file}; " \ "run nfsargs addip addtty addmisc;" \ "bootm ${kernel_addr_r} - ${fdt_addr_r}\0" \ "net_self_load=tftp ${kernel_addr_r} ${bootfile};" \ "tftp ${fdt_addr_r} ${fdt_file};" \ "tftp ${ramdisk_addr_r} ${ramdisk_file};\0" \ "net_self=run net_self_load;" \ "run ramargs addip addtty addmisc;" \ "bootm ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r}\0" \ "fdt_file=" __stringify(CONFIG_HOSTNAME) "/" __stringify(CONFIG_HOSTNAME) ".dtb\0" /* * Default environment for arch/ppc booting, * for boards that are not ported to arch/powerpc yet */ #define CONFIG_AMCC_DEF_ENV_PPC \ "flash_self=run ramargs addip addtty addmisc;" \ "bootm ${kernel_addr} ${ramdisk_addr}\0" \ "flash_nfs=run nfsargs addip addtty addmisc;" \ "bootm ${kernel_addr}\0" \ "net_nfs=tftp ${kernel_addr_r} ${bootfile};" \ "run nfsargs addip addtty addmisc;" \ "bootm ${kernel_addr_r}\0" /* * Default environment for arch/ppc booting (old version), * for boards that are ported to arch/ppc and arch/powerpc */ #define CONFIG_AMCC_DEF_ENV_PPC_OLD \ "flash_self_old=run ramargs addip addtty addmisc;" \ "bootm ${kernel_addr} ${ramdisk_addr}\0" \ "flash_nfs_old=run nfsargs addip addtty addmisc;" \ "bootm ${kernel_addr}\0" \ "net_nfs_old=tftp ${kernel_addr_r} ${bootfile};" \ "run nfsargs addip addtty addmisc;" \ "bootm ${kernel_addr_r}\0" #define CONFIG_AMCC_DEF_ENV_NOR_UPD \ "u-boot=" __stringify(CONFIG_HOSTNAME) "/u-boot.bin\0" \ "load=tftp 200000 ${u-boot}\0" \ "update=protect off " __stringify(CONFIG_SYS_MONITOR_BASE) " FFFFFFFF;" \ "era " __stringify(CONFIG_SYS_MONITOR_BASE) " FFFFFFFF;" \ "cp.b ${fileaddr} " __stringify(CONFIG_SYS_MONITOR_BASE) " ${filesize}\0" \ "upd=run load update\0" \ #endif /* __AMCC_COMMON_H */