1 /* 2 * Configuration settings for the SAMA5D3 Xplained board. 3 * 4 * Copyright (C) 2014 Atmel Corporation 5 * Bo Shen <voice.shen@atmel.com> 6 * 7 * SPDX-License-Identifier: GPL-2.0+ 8 */ 9 10 #ifndef __CONFIG_H 11 #define __CONFIG_H 12 13 #include <asm/hardware.h> 14 15 #define CONFIG_SYS_TEXT_BASE 0x26f00000 16 17 /* ARM asynchronous clock */ 18 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 19 #define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */ 20 21 #define CONFIG_AT91FAMILY 22 #define CONFIG_ARCH_CPU_INIT 23 #define CONFIG_SKIP_LOWLEVEL_INIT 24 #define CONFIG_BOARD_EARLY_INIT_F 25 #define CONFIG_DISPLAY_CPUINFO 26 27 #define CONFIG_CMD_BOOTZ 28 #define CONFIG_OF_LIBFDT /* Device Tree support */ 29 30 /* general purpose I/O */ 31 #define CONFIG_AT91_GPIO 32 33 /* serial console */ 34 #define CONFIG_ATMEL_USART 35 #define CONFIG_USART_BASE ATMEL_BASE_DBGU 36 #define CONFIG_USART_ID ATMEL_ID_DBGU 37 38 /* 39 * This needs to be defined for the OHCI code to work but it is defined as 40 * ATMEL_ID_UHPHS in the CPU specific header files. 41 */ 42 #define ATMEL_ID_UHP ATMEL_ID_UHPHS 43 44 /* 45 * Specify the clock enable bit in the PMC_SCER register. 46 */ 47 #define ATMEL_PMC_UHP AT91SAM926x_PMC_UHP 48 49 #define CONFIG_BOOTDELAY 3 50 51 /* 52 * BOOTP options 53 */ 54 #define CONFIG_BOOTP_BOOTFILESIZE 55 #define CONFIG_BOOTP_BOOTPATH 56 #define CONFIG_BOOTP_GATEWAY 57 #define CONFIG_BOOTP_HOSTNAME 58 59 /* No NOR flash */ 60 #define CONFIG_SYS_NO_FLASH 61 62 /* 63 * Command line configuration. 64 */ 65 #include <config_cmd_default.h> 66 #undef CONFIG_CMD_FPGA 67 #undef CONFIG_CMD_IMI 68 #undef CONFIG_CMD_LOADS 69 #define CONFIG_CMD_PING 70 #define CONFIG_CMD_DHCP 71 72 /* SDRAM */ 73 #define CONFIG_NR_DRAM_BANKS 1 74 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_DDRCS 75 #define CONFIG_SYS_SDRAM_SIZE 0x10000000 76 77 #define CONFIG_SYS_INIT_SP_ADDR \ 78 (CONFIG_SYS_SDRAM_BASE + 4 * 1024 - GENERATED_GBL_DATA_SIZE) 79 80 /* NAND flash */ 81 #define CONFIG_CMD_NAND 82 83 #ifdef CONFIG_CMD_NAND 84 #define CONFIG_NAND_ATMEL 85 #define CONFIG_SYS_MAX_NAND_DEVICE 1 86 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 87 /* our ALE is AD21 */ 88 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 89 /* our CLE is AD22 */ 90 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 91 #define CONFIG_SYS_NAND_ONFI_DETECTION 92 /* PMECC & PMERRLOC */ 93 #define CONFIG_ATMEL_NAND_HWECC 94 #define CONFIG_ATMEL_NAND_HW_PMECC 95 #define CONFIG_PMECC_CAP 4 96 #define CONFIG_PMECC_SECTOR_SIZE 512 97 #define CONFIG_CMD_NAND_TRIMFFS 98 #define CONFIG_CMD_MTDPARTS 99 100 #define CONFIG_MTD_DEVICE 101 #define CONFIG_MTD_PARTITIONS 102 #define CONFIG_RBTREE 103 #define CONFIG_LZO 104 #define CONFIG_CMD_UBI 105 #define CONFIG_CMD_UBIFS 106 #endif 107 108 /* Ethernet Hardware */ 109 #define CONFIG_MACB 110 #define CONFIG_RMII 111 #define CONFIG_NET_MULTI 112 #define CONFIG_NET_RETRY_COUNT 20 113 #define CONFIG_MACB_SEARCH_PHY 114 #define CONFIG_RGMII 115 #define CONFIG_CMD_MII 116 #define CONFIG_PHYLIB 117 118 /* MMC */ 119 #define CONFIG_CMD_MMC 120 121 #ifdef CONFIG_CMD_MMC 122 #define CONFIG_MMC 123 #define CONFIG_GENERIC_MMC 124 #define CONFIG_GENERIC_ATMEL_MCI 125 #define CONFIG_ATMEL_MCI_8BIT 126 #endif 127 128 /* USB */ 129 #define CONFIG_CMD_USB 130 131 #ifdef CONFIG_CMD_USB 132 #define CONFIG_USB_ATMEL 133 #define CONFIG_USB_ATMEL_CLK_SEL_UPLL 134 #define CONFIG_USB_OHCI_NEW 135 #define CONFIG_SYS_USB_OHCI_CPU_INIT 136 #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI 137 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "SAMA5D3 Xplained" 138 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2 139 #define CONFIG_DOS_PARTITION 140 #define CONFIG_USB_STORAGE 141 #endif 142 143 #if defined(CONFIG_CMD_USB) || defined(CONFIG_CMD_MMC) 144 #define CONFIG_CMD_FAT 145 #define CONFIG_FAT_WRITE 146 #define CONFIG_CMD_EXT4 147 #define CONFIG_CMD_EXT4_WRITE 148 #endif 149 150 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 151 152 #if CONFIG_SYS_USE_NANDFLASH 153 /* bootstrap + u-boot + env in nandflash */ 154 #define CONFIG_ENV_IS_IN_NAND 155 #define CONFIG_ENV_OFFSET 0xc0000 156 #define CONFIG_ENV_OFFSET_REDUND 0x100000 157 #define CONFIG_ENV_SIZE 0x20000 158 #define CONFIG_BOOTCOMMAND "nand read 0x21000000 0x180000 0x80000;" \ 159 "nand read 0x22000000 0x200000 0x600000;" \ 160 "bootz 0x22000000 - 0x21000000" 161 #elif CONFIG_SYS_USE_MMC 162 /* bootstrap + u-boot + env in sd card */ 163 #define CONFIG_ENV_IS_IN_MMC 164 #define CONFIG_ENV_OFFSET 0x2000 165 #define CONFIG_ENV_SIZE 0x1000 166 #define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x21000000 at91-sama5d3_xplained.dtb; " \ 167 "fatload mmc 0:1 0x22000000 zImage; " \ 168 "bootz 0x22000000 - 0x21000000" 169 #define CONFIG_SYS_MMC_ENV_DEV 0 170 #else 171 #define CONFIG_ENV_IS_NOWHERE 172 #endif 173 174 #ifdef CONFIG_SYS_USE_MMC 175 #define CONFIG_BOOTARGS \ 176 "console=ttyS0,115200 earlyprintk " \ 177 "root=/dev/mmcblk0p2 rw rootwait" 178 #else 179 #define CONFIG_BOOTARGS \ 180 "console=ttyS0,115200 earlyprintk " \ 181 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \ 182 "256K(env),256k(evn_redundent),256k(spare)," \ 183 "512k(dtb),6M(kernel)ro,-(rootfs) " \ 184 "rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs" 185 #endif 186 187 #define CONFIG_BAUDRATE 115200 188 189 #define CONFIG_SYS_PROMPT "U-Boot> " 190 #define CONFIG_SYS_CBSIZE 256 191 #define CONFIG_SYS_MAXARGS 16 192 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 193 sizeof(CONFIG_SYS_PROMPT) + 16) 194 #define CONFIG_SYS_LONGHELP 195 #define CONFIG_CMDLINE_EDITING 196 #define CONFIG_AUTO_COMPLETE 197 #define CONFIG_SYS_HUSH_PARSER 198 199 /* Size of malloc() pool */ 200 #define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024) 201 202 #endif 203