1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Bluewater Systems Snapper 9G45 module 4 * 5 * (C) Copyright 2011 Bluewater Systems 6 * Author: Andre Renaud <andre@bluewatersys.com> 7 * Author: Ryan Mallon <ryan@bluewatersys.com> 8 */ 9 10 #ifndef __CONFIG_H 11 #define __CONFIG_H 12 13 /* SoC type is defined in boards.cfg */ 14 #include <asm/hardware.h> 15 #include <linux/sizes.h> 16 17 /* ARM asynchronous clock */ 18 #define CFG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */ 19 #define CFG_SYS_AT91_SLOW_CLOCK 32768 20 21 /* CPU */ 22 23 /* SDRAM */ 24 #define CFG_SYS_SDRAM_BASE ATMEL_BASE_CS6 25 #define CFG_SYS_SDRAM_SIZE (128 * 1024 * 1024) /* 64MB */ 26 #define CFG_SYS_INIT_RAM_SIZE 0x1000 27 #define CFG_SYS_INIT_RAM_ADDR ATMEL_BASE_SRAM 28 29 /* Mem test settings */ 30 31 /* NAND Flash */ 32 #define CFG_SYS_NAND_BASE ATMEL_BASE_CS3 33 #define CFG_SYS_NAND_MASK_ALE (1 << 21) /* AD21 */ 34 #define CFG_SYS_NAND_MASK_CLE (1 << 22) /* AD22 */ 35 #define CFG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14 36 #define CFG_SYS_NAND_READY_PIN AT91_PIN_PC8 37 38 /* UARTs/Serial console */ 39 40 /* Boot options */ 41 42 /* Environment settings */ 43 44 #define CFG_EXTRA_ENV_SETTINGS \ 45 "ethaddr=00:00:00:00:00:00\0" \ 46 "serial=0\0" \ 47 "stdout=serial_atmel\0" \ 48 "stderr=serial_atmel\0" \ 49 "stdin=serial_atmel\0" \ 50 "bootlimit=3\0" \ 51 "loadaddr=0x71000000\0" \ 52 "board_rev=2\0" \ 53 "bootfile=/tftpboot/uImage\0" \ 54 "bootargs_def=console=ttyS0,115200 panic=5 quiet lpj=997376\0" \ 55 "nfsroot=/export/root\0" \ 56 "boot_working=setenv bootargs $bootargs_def; nboot $loadaddr 0 0x20c0000 && bootm\0" \ 57 "boot_safe=setenv bootargs $bootargs_def; nboot $loadaddr 0 0xc0000 && bootm\0" \ 58 "boot_tftp=setenv bootargs $bootargs_def ip=any nfsroot=$nfsroot; setenv autoload y && bootp && bootm\0" \ 59 "boot_usb=setenv bootargs $bootargs_def; usb start && usb storage && fatload usb 0:1 $loadaddr dds-xm200.bin && bootm\0" \ 60 "boot_mmc=setenv bootargs $bootargs_def; mmc rescan && fatload mmc 0:1 $loadaddr dds-xm200.bin && bootm\0" \ 61 "bootcmd=run boot_mmc ; run boot_usb ; run boot_working ; run boot_safe\0" 62 63 /* Console settings */ 64 65 #endif /* __CONFIG_H */ 66