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_ATMEL_LEGACY /* required until (g)pio is fixed */ 28 29 /* ARM asynchronous clock */ 30 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 31 #define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */ 32 33 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 34 #define CONFIG_SETUP_MEMORY_TAGS 35 #define CONFIG_INITRD_TAG 36 #define CONFIG_SKIP_LOWLEVEL_INIT_ONLY 37 38 /* general purpose I/O */ 39 #define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */ 40 #define CONFIG_AT91_GPIO 41 #define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */ 42 43 /* serial console */ 44 #define CONFIG_USART_BASE ATMEL_BASE_DBGU 45 #define CONFIG_USART_ID ATMEL_ID_SYS 46 47 /* LED */ 48 #define CONFIG_AT91_LED 49 #define CONFIG_RED_LED AT91_PIN_PD31 /* this is the user1 led */ 50 #define CONFIG_GREEN_LED AT91_PIN_PD0 /* this is the user2 led */ 51 52 53 /* 54 * BOOTP options 55 */ 56 #define CONFIG_BOOTP_BOOTFILESIZE 57 #define CONFIG_BOOTP_BOOTPATH 58 #define CONFIG_BOOTP_GATEWAY 59 #define CONFIG_BOOTP_HOSTNAME 60 61 /* SDRAM */ 62 #define CONFIG_NR_DRAM_BANKS 1 63 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS6 64 #define CONFIG_SYS_SDRAM_SIZE 0x08000000 65 66 #define CONFIG_SYS_INIT_SP_ADDR \ 67 (CONFIG_SYS_SDRAM_BASE + SZ_32K - GENERATED_GBL_DATA_SIZE) 68 69 /* NAND flash */ 70 #ifdef CONFIG_CMD_NAND 71 #define CONFIG_NAND_ATMEL 72 #define CONFIG_SYS_MAX_NAND_DEVICE 1 73 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 74 #define CONFIG_SYS_NAND_DBW_8 75 /* our ALE is AD21 */ 76 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 77 /* our CLE is AD22 */ 78 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 79 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14 80 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC8 81 #endif 82 83 /* Ethernet */ 84 #define CONFIG_MACB 85 #define CONFIG_RMII 86 #define CONFIG_NET_RETRY_COUNT 20 87 #define CONFIG_AT91_WANTS_COMMON_PHY 88 89 #define CONFIG_MTD_DEVICE 90 #define CONFIG_MTD_PARTITIONS 91 92 /* DFU class support */ 93 #define CONFIG_SYS_DFU_DATA_BUF_SIZE (SZ_1M) 94 #define DFU_MANIFEST_POLL_TIMEOUT 25000 95 96 #define CONFIG_SYS_LOAD_ADDR ATMEL_BASE_CS6 97 98 /* bootstrap + u-boot + env in nandflash */ 99 #define CONFIG_ENV_OFFSET 0x100000 100 #define CONFIG_ENV_OFFSET_REDUND 0x180000 101 #define CONFIG_ENV_SIZE SZ_128K 102 103 #define CONFIG_BOOTCOMMAND \ 104 "nand read 0x70000000 0x200000 0x300000;" \ 105 "bootm 0x70000000" 106 107 #define CONFIG_SYS_LONGHELP 108 #define CONFIG_CMDLINE_EDITING 109 #define CONFIG_AUTO_COMPLETE 110 111 /* 112 * Size of malloc() pool 113 */ 114 #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + \ 115 SZ_4M, 0x1000) 116 117 /* Defines for SPL */ 118 #define CONFIG_SPL_TEXT_BASE 0x300000 119 #define CONFIG_SPL_MAX_SIZE (12 * SZ_1K) 120 #define CONFIG_SPL_STACK (SZ_16K) 121 122 #define CONFIG_SPL_BSS_START_ADDR CONFIG_SPL_MAX_SIZE 123 #define CONFIG_SPL_BSS_MAX_SIZE (SZ_2K) 124 125 #define CONFIG_SPL_NAND_DRIVERS 126 #define CONFIG_SPL_NAND_BASE 127 #define CONFIG_SPL_NAND_ECC 128 #define CONFIG_SPL_NAND_RAW_ONLY 129 #define CONFIG_SPL_NAND_SOFTECC 130 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x20000 131 #define CONFIG_SYS_NAND_U_BOOT_SIZE 0x80000 132 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 133 #define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE 134 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 135 136 #define CONFIG_SYS_NAND_PAGE_SIZE SZ_2K 137 #define CONFIG_SYS_NAND_BLOCK_SIZE (SZ_128K) 138 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 139 CONFIG_SYS_NAND_PAGE_SIZE) 140 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 141 #define CONFIG_SYS_NAND_ECCSIZE 256 142 #define CONFIG_SYS_NAND_ECCBYTES 3 143 #define CONFIG_SYS_NAND_OOBSIZE 64 144 #define CONFIG_SYS_NAND_ECCPOS { 40, 41, 42, 43, 44, 45, 46, 47, \ 145 48, 49, 50, 51, 52, 53, 54, 55, \ 146 56, 57, 58, 59, 60, 61, 62, 63, } 147 148 #define CONFIG_SPL_ATMEL_SIZE 149 #define CONFIG_SYS_MASTER_CLOCK 132096000 150 #define AT91_PLL_LOCK_TIMEOUT 1000000 151 #define CONFIG_SYS_AT91_PLLA 0x20c73f03 152 #define CONFIG_SYS_MCKR 0x1301 153 #define CONFIG_SYS_MCKR_CSS 0x1302 154 155 #endif 156