1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * brsmarc1.h 4 * 5 * specific parts for B&R BRSMARC1 Motherboard 6 * 7 * Copyright (C) 2017 Hannes Schmelzer <oe5hpm@oevsv.at> - 8 * B&R Industrial Automation GmbH - http://www.br-automation.com 9 * 10 */ 11 12 #ifndef __CONFIG_BRSMARC1_H__ 13 #define __CONFIG_BRSMARC1_H__ 14 15 #include <configs/bur_cfg_common.h> 16 #include <configs/bur_am335x_common.h> 17 #include <linux/stringify.h> 18 /* ------------------------------------------------------------------------- */ 19 20 /* memory */ 21 #define CONFIG_SYS_MALLOC_LEN (5 * 1024 * 1024) 22 #define CONFIG_SYS_BOOTM_LEN (32 * 1024 * 1024) 23 24 /* Clock Defines */ 25 #define V_OSCK 26000000 /* Clock output from T2 */ 26 #define V_SCLK (V_OSCK) 27 28 #define CONFIG_MACH_TYPE 3589 29 30 #ifndef CONFIG_SPL_BUILD 31 32 /* Default environment */ 33 #define CONFIG_EXTRA_ENV_SETTINGS \ 34 BUR_COMMON_ENV \ 35 "autoload=0\0" \ 36 "scradr=" __stringify(CONFIG_SYS_LOAD_ADDR) "\0" \ 37 "cfgscr=mw ${dtbaddr} 0;" \ 38 " sf probe && sf read ${scradr} 0xC0000 0x10000 && source ${scradr};" \ 39 " fdt addr ${dtbaddr} || cp ${fdtcontroladdr} ${dtbaddr} 4000\0" \ 40 "dtbaddr=0x84000000\0" \ 41 "loadaddr=0x82000000\0" \ 42 "b_break=0\0" \ 43 "b_tgts_std=mmc0 mmc1 def net usb0\0" \ 44 "b_tgts_rcy=def net usb0\0" \ 45 "b_tgts_pme=net usb0 mmc0 mmc1\0" \ 46 "b_deftgts=if test ${b_mode} = 12; then setenv b_tgts ${b_tgts_pme};" \ 47 " elif test ${b_mode} = 0; then setenv b_tgts ${b_tgts_rcy};" \ 48 " else setenv b_tgts ${b_tgts_std}; fi\0" \ 49 "b_mmc0=load mmc 1 ${scradr} bootscr.img && source ${scradr}\0" \ 50 "b_mmc1=load mmc 1 ${loadaddr} arimg.ugz && run startsys\0" \ 51 "b_def=sf read ${loadaddr} 100000 700000; run startsys\0" \ 52 "b_net=tftp ${scradr} netscript.img && source ${scradr}\0" \ 53 "b_usb0=usb start && load usb 0 ${scradr} bootscr.img && source ${scradr}\0" \ 54 "b_default=run b_deftgts; for target in ${b_tgts};"\ 55 " do run b_${target}; if test ${b_break} = 1; then; exit; fi; done\0" \ 56 "vxargs=setenv bootargs cpsw(0,0)host:vxWorks h=${serverip}" \ 57 " e=${ipaddr}:${netmask} g=${gatewayip} u=vxWorksFTP pw=vxWorks\0" \ 58 "vxfdt=fdt addr ${dtbaddr}; fdt resize 0x8000;" \ 59 " fdt boardsetup\0" \ 60 "startsys=run vxargs && mw 0x80001100 0 && run vxfdt &&" \ 61 " bootm ${loadaddr} - ${dtbaddr}\0" 62 #endif /* !CONFIG_SPL_BUILD*/ 63 64 /* Support both device trees and ATAGs. */ 65 #define CONFIG_CMDLINE_TAG 66 #define CONFIG_SETUP_MEMORY_TAGS 67 #define CONFIG_INITRD_TAG 68 69 /* SPI Flash */ 70 71 /* Environment */ 72 #endif /* __CONFIG_BRSMARC1_H__ */ 73