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