1 /* 2 * Copyright (C) 2012 Atmel Corporation 3 * 4 * Configuation settings for the AT91SAM9X5EK board. 5 * 6 * SPDX-License-Identifier: GPL-2.0+ 7 */ 8 9 #ifndef __CONFIG_H__ 10 #define __CONFIG_H__ 11 12 /* ARM asynchronous clock */ 13 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 14 #define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* 12 MHz crystal */ 15 16 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 17 #define CONFIG_SETUP_MEMORY_TAGS 18 #define CONFIG_INITRD_TAG 19 #define CONFIG_SKIP_LOWLEVEL_INIT 20 21 /* general purpose I/O */ 22 #define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */ 23 24 /* 25 * BOOTP options 26 */ 27 #define CONFIG_BOOTP_BOOTFILESIZE 28 29 /* 30 * define CONFIG_USB_EHCI_HCD to enable USB Hi-Speed (aka 2.0) 31 * NB: in this case, USB 1.1 devices won't be recognized. 32 */ 33 34 /* SDRAM */ 35 #define CONFIG_NR_DRAM_BANKS 1 36 #define CONFIG_SYS_SDRAM_BASE 0x20000000 37 #define CONFIG_SYS_SDRAM_SIZE 0x08000000 /* 128 megs */ 38 39 #define CONFIG_SYS_INIT_SP_ADDR \ 40 (CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE) 41 42 /* DataFlash */ 43 #ifdef CONFIG_CMD_SF 44 #define CONFIG_SF_DEFAULT_SPEED 30000000 45 #endif 46 47 /* NAND flash */ 48 #ifdef CONFIG_CMD_NAND 49 #define CONFIG_NAND_ATMEL 50 #define CONFIG_SYS_MAX_NAND_DEVICE 1 51 #define CONFIG_SYS_NAND_BASE 0x40000000 52 #define CONFIG_SYS_NAND_DBW_8 1 53 /* our ALE is AD21 */ 54 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 55 /* our CLE is AD22 */ 56 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 57 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PD4 58 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD5 59 60 #define CONFIG_MTD_DEVICE 61 #define CONFIG_MTD_PARTITIONS 62 #endif 63 64 /* PMECC & PMERRLOC */ 65 #define CONFIG_ATMEL_NAND_HWECC 1 66 #define CONFIG_ATMEL_NAND_HW_PMECC 1 67 #define CONFIG_PMECC_CAP 2 68 #define CONFIG_PMECC_SECTOR_SIZE 512 69 70 /* USB */ 71 #ifdef CONFIG_CMD_USB 72 #ifndef CONFIG_USB_EHCI_HCD 73 #define CONFIG_USB_ATMEL 74 #define CONFIG_USB_ATMEL_CLK_SEL_UPLL 75 #define CONFIG_USB_OHCI_NEW 76 #define CONFIG_SYS_USB_OHCI_CPU_INIT 77 #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI 78 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9x5" 79 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 3 80 #endif 81 #endif 82 83 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 84 85 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 86 #define CONFIG_SYS_MEMTEST_END 0x26e00000 87 88 #ifdef CONFIG_NAND_BOOT 89 /* bootstrap + u-boot + env + linux in nandflash */ 90 #define CONFIG_ENV_OFFSET 0x120000 91 #define CONFIG_ENV_OFFSET_REDUND 0x100000 92 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ 93 #define CONFIG_BOOTCOMMAND "nand read " \ 94 "0x22000000 0x200000 0x300000; " \ 95 "bootm 0x22000000" 96 #elif defined(CONFIG_SPI_BOOT) 97 /* bootstrap + u-boot + env + linux in spi flash */ 98 #define CONFIG_ENV_OFFSET 0x5000 99 #define CONFIG_ENV_SIZE 0x3000 100 #define CONFIG_ENV_SECT_SIZE 0x1000 101 #define CONFIG_ENV_SPI_MAX_HZ 30000000 102 #define CONFIG_BOOTCOMMAND "sf probe 0; " \ 103 "sf read 0x22000000 0x100000 0x300000; " \ 104 "bootm 0x22000000" 105 #elif defined(CONFIG_SYS_USE_DATAFLASH) 106 /* bootstrap + u-boot + env + linux in data flash */ 107 #define CONFIG_ENV_OFFSET 0x4200 108 #define CONFIG_ENV_SIZE 0x4200 109 #define CONFIG_ENV_SECT_SIZE 0x210 110 #define CONFIG_ENV_SPI_MAX_HZ 30000000 111 #define CONFIG_BOOTCOMMAND "sf probe 0; " \ 112 "sf read 0x22000000 0x84000 0x294000; " \ 113 "bootm 0x22000000" 114 #else /* CONFIG_SD_BOOT */ 115 /* bootstrap + u-boot + env + linux in mmc */ 116 #define CONFIG_ENV_SIZE 0x4000 117 #endif 118 119 /* 120 * Size of malloc() pool 121 */ 122 #define CONFIG_SYS_MALLOC_LEN (512 * 1024 + 0x1000) 123 124 /* SPL */ 125 #define CONFIG_SPL_TEXT_BASE 0x300000 126 #define CONFIG_SPL_MAX_SIZE 0x6000 127 #define CONFIG_SPL_STACK 0x308000 128 129 #define CONFIG_SPL_BSS_START_ADDR 0x20000000 130 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 131 #define CONFIG_SYS_SPL_MALLOC_START 0x20080000 132 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 133 134 #define CONFIG_SYS_MONITOR_LEN (512 << 10) 135 136 #define CONFIG_SYS_MASTER_CLOCK 132096000 137 #define CONFIG_SYS_AT91_PLLA 0x20c73f03 138 #define CONFIG_SYS_MCKR 0x1301 139 #define CONFIG_SYS_MCKR_CSS 0x1302 140 141 #ifdef CONFIG_SD_BOOT 142 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 143 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 144 145 #elif CONFIG_SPI_BOOT 146 #define CONFIG_SPL_SPI_LOAD 147 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x8400 148 149 #elif CONFIG_NAND_BOOT 150 #define CONFIG_SPL_NAND_DRIVERS 151 #define CONFIG_SPL_NAND_BASE 152 #endif 153 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000 154 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 155 #define CONFIG_SYS_NAND_PAGE_SIZE 0x800 156 #define CONFIG_SYS_NAND_PAGE_COUNT 64 157 #define CONFIG_SYS_NAND_OOBSIZE 64 158 #define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000 159 #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0 160 #define CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER 161 162 #endif 163