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_BOOTM_LEN (32 * 1024 * 1024) 22 23 /* Clock Defines */ 24 #define V_OSCK 26000000 /* Clock output from T2 */ 25 #define V_SCLK (V_OSCK) 26 27 #ifndef CONFIG_SPL_BUILD 28 29 /* Default environment */ 30 #define CONFIG_EXTRA_ENV_SETTINGS \ 31 BUR_COMMON_ENV \ 32 "autoload=0\0" \ 33 "scradr=" __stringify(CONFIG_SYS_LOAD_ADDR) "\0" \ 34 "cfgscr=mw ${dtbaddr} 0;" \ 35 " sf probe && sf read ${scradr} 0xC0000 0x10000 && source ${scradr};" \ 36 " fdt addr ${dtbaddr} || cp ${fdtcontroladdr} ${dtbaddr} 4000\0" \ 37 "dtbaddr=0x84000000\0" \ 38 "loadaddr=0x82000000\0" \ 39 "b_break=0\0" \ 40 "b_tgts_std=mmc0 mmc1 def net usb0\0" \ 41 "b_tgts_rcy=def net usb0\0" \ 42 "b_tgts_pme=net usb0 mmc0 mmc1\0" \ 43 "b_deftgts=if test ${b_mode} = 12; then setenv b_tgts ${b_tgts_pme};" \ 44 " elif test ${b_mode} = 0; then setenv b_tgts ${b_tgts_rcy};" \ 45 " else setenv b_tgts ${b_tgts_std}; fi\0" \ 46 "b_mmc0=load mmc 1 ${scradr} bootscr.img && source ${scradr}\0" \ 47 "b_mmc1=load mmc 1 ${loadaddr} arimg.ugz && run startsys\0" \ 48 "b_def=sf read ${loadaddr} 100000 700000; run startsys\0" \ 49 "b_net=tftp ${scradr} netscript.img && source ${scradr}\0" \ 50 "b_usb0=usb start && load usb 0 ${scradr} bootscr.img && source ${scradr}\0" \ 51 "b_default=run b_deftgts; for target in ${b_tgts};"\ 52 " do run b_${target}; if test ${b_break} = 1; then; exit; fi; done\0" \ 53 "vxargs=setenv bootargs cpsw(0,0)host:vxWorks h=${serverip}" \ 54 " e=${ipaddr}:${netmask} g=${gatewayip} u=vxWorksFTP pw=vxWorks\0" \ 55 "vxfdt=fdt addr ${dtbaddr}; fdt resize 0x8000;" \ 56 " fdt boardsetup\0" \ 57 "startsys=run vxargs && mw 0x80001100 0 && run vxfdt &&" \ 58 " bootm ${loadaddr} - ${dtbaddr}\0" 59 #endif /* !CONFIG_SPL_BUILD*/ 60 61 /* SPI Flash */ 62 63 /* Environment */ 64 #endif /* __CONFIG_BRSMARC1_H__ */ 65