1 /* 2 * Bluewater Systems Snapper 9G45 module 3 * 4 * (C) Copyright 2011 Bluewater Systems 5 * Author: Andre Renaud <andre@bluewatersys.com> 6 * Author: Ryan Mallon <ryan@bluewatersys.com> 7 * 8 * SPDX-License-Identifier: GPL-2.0+ 9 */ 10 11 #ifndef __CONFIG_H 12 #define __CONFIG_H 13 14 /* SoC type is defined in boards.cfg */ 15 #include <asm/hardware.h> 16 #include <linux/sizes.h> 17 18 /* ARM asynchronous clock */ 19 #define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */ 20 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 21 22 /* CPU */ 23 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 24 #define CONFIG_SETUP_MEMORY_TAGS 25 #define CONFIG_INITRD_TAG 26 #define CONFIG_SKIP_LOWLEVEL_INIT_ONLY 27 28 /* SDRAM */ 29 #define CONFIG_NR_DRAM_BANKS 1 30 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS6 31 #define CONFIG_SYS_SDRAM_SIZE (128 * 1024 * 1024) /* 64MB */ 32 #define CONFIG_SYS_INIT_SP_ADDR (ATMEL_BASE_SRAM + 0x1000 - \ 33 GENERATED_GBL_DATA_SIZE) 34 35 /* Mem test settings */ 36 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 37 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + (1024 * 1024)) 38 39 /* NAND Flash */ 40 #define CONFIG_NAND_ATMEL 41 #define CONFIG_ATMEL_NAND_HWECC 42 #define CONFIG_SYS_NAND_ECC_BASE ATMEL_BASE_ECC 43 #define CONFIG_SYS_MAX_NAND_DEVICE 1 44 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 45 #define CONFIG_SYS_NAND_DBW_8 46 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) /* AD21 */ 47 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) /* AD22 */ 48 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14 49 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC8 50 51 /* Ethernet */ 52 #define CONFIG_MACB 53 #define CONFIG_RMII 54 #define CONFIG_NET_RETRY_COUNT 20 55 #define CONFIG_RESET_PHY_R 56 #define CONFIG_AT91_WANTS_COMMON_PHY 57 #define CONFIG_TFTP_PORT 58 #define CONFIG_TFTP_TSIZE 59 60 /* MMC */ 61 #define CONFIG_GENERIC_ATMEL_MCI 62 63 /* LCD */ 64 #define CONFIG_ATMEL_LCD 65 #define CONFIG_GURNARD_SPLASH 66 67 #define CONFIG_ATMEL_SPI 68 69 /* GPIOs and IO expander */ 70 #define CONFIG_ATMEL_LEGACY 71 #define CONFIG_AT91_GPIO 72 #define CONFIG_AT91_GPIO_PULLUP 1 73 74 /* UARTs/Serial console */ 75 #define CONFIG_ATMEL_USART 76 77 /* Boot options */ 78 #define CONFIG_SYS_LOAD_ADDR 0x23000000 79 80 #define CONFIG_BOOTP_BOOTFILESIZE 81 82 /* Environment settings */ 83 #define CONFIG_ENV_OFFSET (512 << 10) 84 #define CONFIG_ENV_SIZE (256 << 10) 85 #define CONFIG_ENV_OVERWRITE 86 87 #define CONFIG_EXTRA_ENV_SETTINGS \ 88 "ethaddr=00:00:00:00:00:00\0" \ 89 "serial=0\0" \ 90 "stdout=serial_atmel\0" \ 91 "stderr=serial_atmel\0" \ 92 "stdin=serial_atmel\0" \ 93 "bootlimit=3\0" \ 94 "loadaddr=0x71000000\0" \ 95 "board_rev=2\0" \ 96 "bootfile=/tftpboot/uImage\0" \ 97 "bootargs_def=console=ttyS0,115200 panic=5 quiet lpj=997376\0" \ 98 "nfsroot=/export/root\0" \ 99 "boot_working=setenv bootargs $bootargs_def; nboot $loadaddr 0 0x20c0000 && bootm\0" \ 100 "boot_safe=setenv bootargs $bootargs_def; nboot $loadaddr 0 0xc0000 && bootm\0" \ 101 "boot_tftp=setenv bootargs $bootargs_def ip=any nfsroot=$nfsroot; setenv autoload y && bootp && bootm\0" \ 102 "boot_usb=setenv bootargs $bootargs_def; usb start && usb storage && fatload usb 0:1 $loadaddr dds-xm200.bin && bootm\0" \ 103 "boot_mmc=setenv bootargs $bootargs_def; mmc rescan && fatload mmc 0:1 $loadaddr dds-xm200.bin && bootm\0" \ 104 "bootcmd=run boot_mmc ; run boot_usb ; run boot_working ; run boot_safe\0" \ 105 "altbootcmd=run boot_mmc ; run boot_usb ; run boot_safe ; run boot_working\0" 106 107 /* Console settings */ 108 109 /* U-Boot memory settings */ 110 #define CONFIG_SYS_MALLOC_LEN (1 << 20) 111 112 /* Command line configuration */ 113 #define CONFIG_CMD_MII 114 #define CONFIG_CMD_MMC 115 #define CONFIG_CMD_CACHE 116 117 #endif /* __CONFIG_H */ 118