1 /* 2 * Common board functions for siemens AT91SAM9G45 based boards 3 * (C) Copyright 2013 Siemens AG 4 * 5 * Based on: 6 * U-Boot file: include/configs/at91sam9m10g45ek.h 7 * (C) Copyright 2007-2008 8 * Stelian Pop <stelian@popies.net> 9 * Lead Tech Design <www.leadtechdesign.com> 10 * 11 * SPDX-License-Identifier: GPL-2.0+ 12 */ 13 14 #ifndef __CONFIG_H 15 #define __CONFIG_H 16 17 #include <asm/hardware.h> 18 19 #define MACH_TYPE_CORVUS 2066 20 21 /* 22 * Warning: changing CONFIG_SYS_TEXT_BASE requires 23 * adapting the initial boot program. 24 * Since the linker has to swallow that define, we must use a pure 25 * hex number here! 26 */ 27 28 #define CONFIG_SYS_TEXT_BASE 0x73f00000 29 30 #define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */ 31 32 /* ARM asynchronous clock */ 33 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 34 #define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */ 35 36 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 37 #define CONFIG_SETUP_MEMORY_TAGS 38 #define CONFIG_INITRD_TAG 39 #define CONFIG_SKIP_LOWLEVEL_INIT 40 #define CONFIG_BOARD_EARLY_INIT_F 41 #define CONFIG_DISPLAY_CPUINFO 42 43 #define CONFIG_CMD_BOOTZ 44 #define CONFIG_OF_LIBFDT 45 46 /* general purpose I/O */ 47 #define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */ 48 #define CONFIG_AT91_GPIO 49 #define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */ 50 51 /* serial console */ 52 #define CONFIG_ATMEL_USART 53 #define CONFIG_USART_BASE ATMEL_BASE_DBGU 54 #define CONFIG_USART_ID ATMEL_ID_SYS 55 56 /* LED */ 57 #define CONFIG_AT91_LED 58 #define CONFIG_RED_LED AT91_PIN_PD31 /* this is the user1 led */ 59 #define CONFIG_GREEN_LED AT91_PIN_PD0 /* this is the user2 led */ 60 61 #define CONFIG_BOOTDELAY 3 62 63 /* 64 * BOOTP options 65 */ 66 #define CONFIG_BOOTP_BOOTFILESIZE 67 #define CONFIG_BOOTP_BOOTPATH 68 #define CONFIG_BOOTP_GATEWAY 69 #define CONFIG_BOOTP_HOSTNAME 70 71 /* 72 * Command line configuration. 73 */ 74 #include <config_cmd_default.h> 75 #undef CONFIG_CMD_BDI 76 #undef CONFIG_CMD_FPGA 77 #undef CONFIG_CMD_IMI 78 #undef CONFIG_CMD_IMLS 79 #undef CONFIG_CMD_LOADS 80 81 #define CONFIG_CMD_PING 82 #define CONFIG_CMD_DHCP 83 #define CONFIG_CMD_NAND 84 #define CONFIG_CMD_USB 85 86 /* SDRAM */ 87 #define CONFIG_NR_DRAM_BANKS 1 88 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS6 89 #define CONFIG_SYS_SDRAM_SIZE 0x08000000 90 91 #define CONFIG_SYS_INIT_SP_ADDR \ 92 (CONFIG_SYS_SDRAM_BASE + 4 * 1024 - GENERATED_GBL_DATA_SIZE) 93 94 /* No NOR flash */ 95 #define CONFIG_SYS_NO_FLASH 96 97 /* NAND flash */ 98 #ifdef CONFIG_CMD_NAND 99 #define CONFIG_NAND_ATMEL 100 #define CONFIG_SYS_MAX_NAND_DEVICE 1 101 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 102 #define CONFIG_SYS_NAND_DBW_8 103 /* our ALE is AD21 */ 104 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 105 /* our CLE is AD22 */ 106 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 107 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14 108 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC8 109 110 #endif 111 112 /* Ethernet */ 113 #define CONFIG_MACB 114 #define CONFIG_RMII 115 #define CONFIG_NET_RETRY_COUNT 20 116 #define CONFIG_AT91_WANTS_COMMON_PHY 117 118 /* USB */ 119 #define CONFIG_USB_EHCI 120 #define CONFIG_USB_EHCI_ATMEL 121 #define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 2 122 #define CONFIG_DOS_PARTITION 123 #define CONFIG_USB_STORAGE 124 125 #define CONFIG_SYS_LOAD_ADDR 0x72000000 /* load address */ 126 127 /* bootstrap + u-boot + env in nandflash */ 128 #define CONFIG_ENV_IS_IN_NAND 129 #define CONFIG_ENV_OFFSET 0x100000 130 #define CONFIG_ENV_OFFSET_REDUND 0x180000 131 #define CONFIG_ENV_SIZE 0x20000 132 133 #define CONFIG_BOOTCOMMAND \ 134 "nand read 0x70000000 0x200000 0x300000;" \ 135 "bootm 0x70000000" 136 #define CONFIG_BOOTARGS \ 137 "console=ttyS0,115200 earlyprintk " \ 138 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \ 139 "256k(env),256k(env_redundant),256k(spare)," \ 140 "512k(dtb),6M(kernel)ro,-(rootfs) " \ 141 "root=/dev/mtdblock7 rw rootfstype=jffs2" 142 143 #define CONFIG_BAUDRATE 115200 144 145 #define CONFIG_SYS_PROMPT "U-Boot> " 146 #define CONFIG_SYS_CBSIZE 256 147 #define CONFIG_SYS_MAXARGS 16 148 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 149 sizeof(CONFIG_SYS_PROMPT) + 16) 150 #define CONFIG_SYS_LONGHELP 151 #define CONFIG_CMDLINE_EDITING 152 #define CONFIG_AUTO_COMPLETE 153 #define CONFIG_SYS_HUSH_PARSER 154 155 /* 156 * Size of malloc() pool 157 */ 158 #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + \ 159 128*1024, 0x1000) 160 161 #endif 162