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_ARCH_CPU_INIT 22 23#ifndef CONFIG_SPL_BUILD 24#define CONFIG_SKIP_LOWLEVEL_INIT 25#endif 26 27#define CONFIG_BOARD_EARLY_INIT_F 28#define CONFIG_DISPLAY_CPUINFO 29 30#define CONFIG_CMD_BOOTZ 31#define CONFIG_OF_LIBFDT /* Device Tree support */ 32 33#define CONFIG_SYS_GENERIC_BOARD 34 35/* general purpose I/O */ 36#define CONFIG_AT91_GPIO 37 38/* serial console */ 39#define CONFIG_ATMEL_USART 40#define CONFIG_USART_BASE ATMEL_BASE_DBGU 41#define CONFIG_USART_ID ATMEL_ID_DBGU 42 43/* 44 * This needs to be defined for the OHCI code to work but it is defined as 45 * ATMEL_ID_UHPHS in the CPU specific header files. 46 */ 47#define ATMEL_ID_UHP ATMEL_ID_UHPHS 48 49/* 50 * Specify the clock enable bit in the PMC_SCER register. 51 */ 52#define ATMEL_PMC_UHP AT91SAM926x_PMC_UHP 53 54#define CONFIG_BOOTDELAY 3 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/* No NOR flash */ 65#define CONFIG_SYS_NO_FLASH 66 67/* 68 * Command line configuration. 69 */ 70#include <config_cmd_default.h> 71#undef CONFIG_CMD_FPGA 72#undef CONFIG_CMD_IMI 73#undef CONFIG_CMD_LOADS 74#define CONFIG_CMD_PING 75#define CONFIG_CMD_DHCP 76 77/* SDRAM */ 78#define CONFIG_NR_DRAM_BANKS 1 79#define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_DDRCS 80#define CONFIG_SYS_SDRAM_SIZE 0x10000000 81 82#ifdef CONFIG_SPL_BUILD 83#define CONFIG_SYS_INIT_SP_ADDR 0x310000 84#else 85#define CONFIG_SYS_INIT_SP_ADDR \ 86 (CONFIG_SYS_SDRAM_BASE + 4 * 1024 - GENERATED_GBL_DATA_SIZE) 87#endif 88 89/* NAND flash */ 90#define CONFIG_CMD_NAND 91 92#ifdef CONFIG_CMD_NAND 93#define CONFIG_NAND_ATMEL 94#define CONFIG_SYS_MAX_NAND_DEVICE 1 95#define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 96/* our ALE is AD21 */ 97#define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 98/* our CLE is AD22 */ 99#define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 100#define CONFIG_SYS_NAND_ONFI_DETECTION 101/* PMECC & PMERRLOC */ 102#define CONFIG_ATMEL_NAND_HWECC 103#define CONFIG_ATMEL_NAND_HW_PMECC 104#define CONFIG_PMECC_CAP 4 105#define CONFIG_PMECC_SECTOR_SIZE 512 106#define CONFIG_CMD_NAND_TRIMFFS 107#define CONFIG_CMD_MTDPARTS 108 109#define CONFIG_MTD_DEVICE 110#define CONFIG_MTD_PARTITIONS 111#define CONFIG_RBTREE 112#define CONFIG_LZO 113#define CONFIG_CMD_UBI 114#define CONFIG_CMD_UBIFS 115#endif 116 117/* Ethernet Hardware */ 118#define CONFIG_MACB 119#define CONFIG_RMII 120#define CONFIG_NET_MULTI 121#define CONFIG_NET_RETRY_COUNT 20 122#define CONFIG_MACB_SEARCH_PHY 123#define CONFIG_RGMII 124#define CONFIG_CMD_MII 125#define CONFIG_PHYLIB 126 127/* MMC */ 128#define CONFIG_CMD_MMC 129 130#ifdef CONFIG_CMD_MMC 131#define CONFIG_MMC 132#define CONFIG_GENERIC_MMC 133#define CONFIG_GENERIC_ATMEL_MCI 134#define CONFIG_ATMEL_MCI_8BIT 135#endif 136 137/* USB */ 138#define CONFIG_CMD_USB 139 140#ifdef CONFIG_CMD_USB 141#define CONFIG_USB_ATMEL 142#define CONFIG_USB_ATMEL_CLK_SEL_UPLL 143#define CONFIG_USB_OHCI_NEW 144#define CONFIG_SYS_USB_OHCI_CPU_INIT 145#define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI 146#define CONFIG_SYS_USB_OHCI_SLOT_NAME "SAMA5D3 Xplained" 147#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2 148#define CONFIG_DOS_PARTITION 149#define CONFIG_USB_STORAGE 150#endif 151 152#if defined(CONFIG_CMD_USB) || defined(CONFIG_CMD_MMC) 153#define CONFIG_CMD_FAT 154#define CONFIG_FAT_WRITE 155#define CONFIG_CMD_EXT4 156#define CONFIG_CMD_EXT4_WRITE 157#endif 158 159#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 160 161#if CONFIG_SYS_USE_NANDFLASH 162/* bootstrap + u-boot + env in nandflash */ 163#define CONFIG_ENV_IS_IN_NAND 164#define CONFIG_ENV_OFFSET 0xc0000 165#define CONFIG_ENV_OFFSET_REDUND 0x100000 166#define CONFIG_ENV_SIZE 0x20000 167#define CONFIG_BOOTCOMMAND "nand read 0x21000000 0x180000 0x80000;" \ 168 "nand read 0x22000000 0x200000 0x600000;" \ 169 "bootz 0x22000000 - 0x21000000" 170#elif CONFIG_SYS_USE_MMC 171/* bootstrap + u-boot + env in sd card */ 172#define CONFIG_ENV_IS_IN_MMC 173#define CONFIG_ENV_OFFSET 0x2000 174#define CONFIG_ENV_SIZE 0x1000 175#define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x21000000 at91-sama5d3_xplained.dtb; " \ 176 "fatload mmc 0:1 0x22000000 zImage; " \ 177 "bootz 0x22000000 - 0x21000000" 178#define CONFIG_SYS_MMC_ENV_DEV 0 179#else 180#define CONFIG_ENV_IS_NOWHERE 181#endif 182 183#ifdef CONFIG_SYS_USE_MMC 184#define CONFIG_BOOTARGS \ 185 "console=ttyS0,115200 earlyprintk " \ 186 "root=/dev/mmcblk0p2 rw rootwait" 187#else 188#define CONFIG_BOOTARGS \ 189 "console=ttyS0,115200 earlyprintk " \ 190 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \ 191 "256K(env),256k(evn_redundent),256k(spare)," \ 192 "512k(dtb),6M(kernel)ro,-(rootfs) " \ 193 "rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs" 194#endif 195 196#define CONFIG_BAUDRATE 115200 197 198#define CONFIG_SYS_PROMPT "U-Boot> " 199#define CONFIG_SYS_CBSIZE 256 200#define CONFIG_SYS_MAXARGS 16 201#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 202 sizeof(CONFIG_SYS_PROMPT) + 16) 203#define CONFIG_SYS_LONGHELP 204#define CONFIG_CMDLINE_EDITING 205#define CONFIG_AUTO_COMPLETE 206#define CONFIG_SYS_HUSH_PARSER 207 208/* Size of malloc() pool */ 209#define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024) 210 211/* SPL */ 212#define CONFIG_SPL_FRAMEWORK 213#define CONFIG_SPL_TEXT_BASE 0x300000 214#define CONFIG_SPL_MAX_SIZE 0x10000 215#define CONFIG_SPL_BSS_START_ADDR 0x20000000 216#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 217#define CONFIG_SYS_SPL_MALLOC_START 0x20080000 218#define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 219 220#define CONFIG_SPL_LIBCOMMON_SUPPORT 221#define CONFIG_SPL_LIBGENERIC_SUPPORT 222#define CONFIG_SPL_GPIO_SUPPORT 223#define CONFIG_SPL_SERIAL_SUPPORT 224 225#define CONFIG_SPL_BOARD_INIT 226#define CONFIG_SYS_MONITOR_LEN (512 << 10) 227 228#ifdef CONFIG_SYS_USE_MMC 229#define CONFIG_SPL_LDSCRIPT arch/arm/cpu/at91-common/u-boot-spl.lds 230#define CONFIG_SPL_MMC_SUPPORT 231#define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x400 232#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x200 233#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 234#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 235#define CONFIG_SPL_FAT_SUPPORT 236#define CONFIG_SPL_LIBDISK_SUPPORT 237 238#elif CONFIG_SYS_USE_NANDFLASH 239#define CONFIG_SPL_NAND_SUPPORT 240#define CONFIG_SPL_NAND_DRIVERS 241#define CONFIG_SPL_NAND_BASE 242#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000 243#define CONFIG_SYS_NAND_5_ADDR_CYCLE 244#define CONFIG_SYS_NAND_PAGE_SIZE 0x800 245#define CONFIG_SYS_NAND_PAGE_COUNT 64 246#define CONFIG_SYS_NAND_OOBSIZE 64 247#define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000 248#define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0 249 250#endif 251 252#endif 253