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 #include <linux/sizes.h> 19 20 /* 21 * Warning: changing CONFIG_SYS_TEXT_BASE requires 22 * adapting the initial boot program. 23 * Since the linker has to swallow that define, we must use a pure 24 * hex number here! 25 */ 26 27 #define CONFIG_SYS_TEXT_BASE 0x72000000 28 29 #define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */ 30 31 /* ARM asynchronous clock */ 32 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 33 #define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */ 34 35 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 36 #define CONFIG_SETUP_MEMORY_TAGS 37 #define CONFIG_INITRD_TAG 38 #define CONFIG_SKIP_LOWLEVEL_INIT_ONLY 39 40 /* general purpose I/O */ 41 #define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */ 42 #define CONFIG_AT91_GPIO 43 #define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */ 44 45 /* serial console */ 46 #define CONFIG_ATMEL_USART 47 #define CONFIG_USART_BASE ATMEL_BASE_DBGU 48 #define CONFIG_USART_ID ATMEL_ID_SYS 49 50 /* LED */ 51 #define CONFIG_AT91_LED 52 #define CONFIG_RED_LED AT91_PIN_PD31 /* this is the user1 led */ 53 #define CONFIG_GREEN_LED AT91_PIN_PD0 /* this is the user2 led */ 54 55 56 /* 57 * BOOTP options 58 */ 59 #define CONFIG_BOOTP_BOOTFILESIZE 60 #define CONFIG_BOOTP_BOOTPATH 61 #define CONFIG_BOOTP_GATEWAY 62 #define CONFIG_BOOTP_HOSTNAME 63 64 /* 65 * Command line configuration. 66 */ 67 #define CONFIG_CMD_NAND 68 69 /* SDRAM */ 70 #define CONFIG_NR_DRAM_BANKS 1 71 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS6 72 #define CONFIG_SYS_SDRAM_SIZE 0x08000000 73 74 #define CONFIG_SYS_INIT_SP_ADDR \ 75 (CONFIG_SYS_SDRAM_BASE + SZ_4K - GENERATED_GBL_DATA_SIZE) 76 77 /* No NOR flash */ 78 #define CONFIG_SYS_NO_FLASH 79 80 /* NAND flash */ 81 #ifdef CONFIG_CMD_NAND 82 #define CONFIG_NAND_ATMEL 83 #define CONFIG_SYS_MAX_NAND_DEVICE 1 84 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 85 #define CONFIG_SYS_NAND_DBW_8 86 /* our ALE is AD21 */ 87 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 88 /* our CLE is AD22 */ 89 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 90 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14 91 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC8 92 #endif 93 94 /* Ethernet */ 95 #define CONFIG_MACB 96 #define CONFIG_PHYLIB 97 #define CONFIG_RMII 98 #define CONFIG_NET_RETRY_COUNT 20 99 #define CONFIG_AT91_WANTS_COMMON_PHY 100 101 /* USB */ 102 #define CONFIG_USB_EHCI 103 #define CONFIG_USB_EHCI_ATMEL 104 #define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 2 105 #define CONFIG_DOS_PARTITION 106 107 /* USB DFU support */ 108 #define CONFIG_CMD_MTDPARTS 109 #define CONFIG_MTD_DEVICE 110 #define CONFIG_MTD_PARTITIONS 111 112 /* DFU class support */ 113 #define CONFIG_SYS_DFU_DATA_BUF_SIZE (SZ_1M) 114 #define DFU_MANIFEST_POLL_TIMEOUT 25000 115 116 #define CONFIG_SYS_LOAD_ADDR ATMEL_BASE_CS6 117 118 /* bootstrap + u-boot + env in nandflash */ 119 #define CONFIG_ENV_IS_IN_NAND 120 #define CONFIG_ENV_OFFSET 0x100000 121 #define CONFIG_ENV_OFFSET_REDUND 0x180000 122 #define CONFIG_ENV_SIZE SZ_128K 123 124 #define CONFIG_BOOTCOMMAND \ 125 "nand read 0x70000000 0x200000 0x300000;" \ 126 "bootm 0x70000000" 127 #define CONFIG_BOOTARGS \ 128 "console=ttyS0,115200 earlyprintk " \ 129 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \ 130 "256k(env),256k(env_redundant),256k(spare)," \ 131 "512k(dtb),6M(kernel)ro,-(rootfs) " \ 132 "root=/dev/mtdblock7 rw rootfstype=jffs2" 133 134 #define CONFIG_BAUDRATE 115200 135 136 #define CONFIG_SYS_CBSIZE 256 137 #define CONFIG_SYS_MAXARGS 16 138 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 139 sizeof(CONFIG_SYS_PROMPT) + 16) 140 #define CONFIG_SYS_LONGHELP 141 #define CONFIG_CMDLINE_EDITING 142 #define CONFIG_AUTO_COMPLETE 143 144 /* 145 * Size of malloc() pool 146 */ 147 #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + \ 148 SZ_4M, 0x1000) 149 150 /* Defines for SPL */ 151 #define CONFIG_SPL_FRAMEWORK 152 #define CONFIG_SPL_TEXT_BASE 0x300000 153 #define CONFIG_SPL_MAX_SIZE (12 * SZ_1K) 154 #define CONFIG_SPL_STACK (SZ_16K) 155 156 #define CONFIG_SPL_BSS_START_ADDR CONFIG_SPL_MAX_SIZE 157 #define CONFIG_SPL_BSS_MAX_SIZE (SZ_2K) 158 159 #define CONFIG_SPL_BOARD_INIT 160 #define CONFIG_SPL_NAND_DRIVERS 161 #define CONFIG_SPL_NAND_BASE 162 #define CONFIG_SPL_NAND_ECC 163 #define CONFIG_SPL_NAND_RAW_ONLY 164 #define CONFIG_SPL_NAND_SOFTECC 165 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x20000 166 #define CONFIG_SYS_NAND_U_BOOT_SIZE 0x80000 167 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 168 #define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE 169 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 170 171 #define CONFIG_SYS_NAND_PAGE_SIZE SZ_2K 172 #define CONFIG_SYS_NAND_BLOCK_SIZE (SZ_128K) 173 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 174 CONFIG_SYS_NAND_PAGE_SIZE) 175 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 176 #define CONFIG_SYS_NAND_ECCSIZE 256 177 #define CONFIG_SYS_NAND_ECCBYTES 3 178 #define CONFIG_SYS_NAND_OOBSIZE 64 179 #define CONFIG_SYS_NAND_ECCPOS { 40, 41, 42, 43, 44, 45, 46, 47, \ 180 48, 49, 50, 51, 52, 53, 54, 55, \ 181 56, 57, 58, 59, 60, 61, 62, 63, } 182 183 #define CONFIG_SPL_ATMEL_SIZE 184 #define CONFIG_SYS_MASTER_CLOCK 132096000 185 #define AT91_PLL_LOCK_TIMEOUT 1000000 186 #define CONFIG_SYS_AT91_PLLA 0x20c73f03 187 #define CONFIG_SYS_MCKR 0x1301 188 #define CONFIG_SYS_MCKR_CSS 0x1302 189 190 #endif 191