1/* 2 * (C) Copyright 2013 Atmel Corporation. 3 * Josh Wu <josh.wu@atmel.com> 4 * 5 * Configuation settings for the AT91SAM9N12-EK boards. 6 * 7 * SPDX-License-Identifier: GPL-2.0+ 8 */ 9 10#ifndef __AT91SAM9N12_CONFIG_H_ 11#define __AT91SAM9N12_CONFIG_H_ 12 13/* 14 * SoC must be defined first, before hardware.h is included. 15 * In this case SoC is defined in boards.cfg. 16 */ 17#include <asm/hardware.h> 18 19#define CONFIG_SYS_TEXT_BASE 0x26f00000 20 21/* ARM asynchronous clock */ 22#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */ 23#define CONFIG_SYS_AT91_MAIN_CLOCK 16000000 /* main clock xtal */ 24 25/* Misc CPU related */ 26#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 27#define CONFIG_SETUP_MEMORY_TAGS 28#define CONFIG_INITRD_TAG 29#define CONFIG_SKIP_LOWLEVEL_INIT 30#define CONFIG_BOARD_EARLY_INIT_F 31#define CONFIG_DISPLAY_CPUINFO 32 33/* general purpose I/O */ 34#define CONFIG_AT91_GPIO 35 36/* serial console */ 37#define CONFIG_ATMEL_USART 38#define CONFIG_USART_BASE ATMEL_BASE_DBGU 39#define CONFIG_USART_ID ATMEL_ID_SYS 40#define CONFIG_BAUDRATE 115200 41 42/* LCD */ 43#define CONFIG_LCD 44#define LCD_BPP LCD_COLOR16 45#define LCD_OUTPUT_BPP 24 46#define CONFIG_LCD_LOGO 47#define CONFIG_LCD_INFO 48#define CONFIG_LCD_INFO_BELOW_LOGO 49#define CONFIG_SYS_WHITE_ON_BLACK 50#define CONFIG_ATMEL_HLCD 51#define CONFIG_ATMEL_LCD_RGB565 52#define CONFIG_SYS_CONSOLE_IS_IN_ENV 53 54 55/* 56 * BOOTP options 57 */ 58#define CONFIG_BOOTP_BOOTFILESIZE 59#define CONFIG_BOOTP_BOOTPATH 60#define CONFIG_BOOTP_GATEWAY 61#define CONFIG_BOOTP_HOSTNAME 62 63/* NOR flash - no real flash on this board */ 64#define CONFIG_SYS_NO_FLASH 65 66/* 67 * Command line configuration. 68 */ 69#define CONFIG_CMD_NAND 70 71#define CONFIG_NR_DRAM_BANKS 1 72#define CONFIG_SYS_SDRAM_BASE 0x20000000 73#define CONFIG_SYS_SDRAM_SIZE 0x08000000 74 75/* 76 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM, 77 * leaving the correct space for initial global data structure above 78 * that address while providing maximum stack area below. 79 */ 80# define CONFIG_SYS_INIT_SP_ADDR \ 81 (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE) 82 83/* DataFlash */ 84#ifdef CONFIG_CMD_SF 85#define CONFIG_ATMEL_SPI 86#define CONFIG_SF_DEFAULT_SPEED 30000000 87#define CONFIG_ENV_SPI_MODE SPI_MODE_3 88#define CONFIG_SF_DEFAULT_MODE SPI_MODE_3 89#endif 90 91/* NAND flash */ 92#ifdef CONFIG_CMD_NAND 93#define CONFIG_NAND_ATMEL 94#define CONFIG_SYS_MAX_NAND_DEVICE 1 95#define CONFIG_SYS_NAND_BASE 0x40000000 96#define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 97#define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 98#define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PD(4) 99#define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PD(5) 100 101/* PMECC & PMERRLOC */ 102#define CONFIG_ATMEL_NAND_HWECC 103#define CONFIG_ATMEL_NAND_HW_PMECC 104#define CONFIG_PMECC_CAP 2 105#define CONFIG_PMECC_SECTOR_SIZE 512 106#define CONFIG_PMECC_INDEX_TABLE_OFFSET 0x8000 107 108#define CONFIG_CMD_NAND_TRIMFFS 109 110#endif 111 112#define CONFIG_MTD_PARTITIONS 113#define CONFIG_MTD_DEVICE 114#define CONFIG_CMD_MTDPARTS 115#define MTDIDS_DEFAULT "nand0=atmel_nand" 116#define MTDPARTS_DEFAULT \ 117 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \ 118 "256k(env),256k(env_redundant),256k(spare)," \ 119 "512k(dtb),6M(kernel)ro,-(rootfs)" 120 121#define CONFIG_EXTRA_ENV_SETTINGS \ 122 "console=console=ttyS0,115200\0" \ 123 "mtdparts="MTDPARTS_DEFAULT"\0" \ 124 "bootargs_nand=rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs rw\0"\ 125 "bootargs_mmc=root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait\0" 126 127/* MMC */ 128#ifdef CONFIG_CMD_MMC 129#define CONFIG_MMC 130#define CONFIG_GENERIC_MMC 131#define CONFIG_GENERIC_ATMEL_MCI 132#endif 133 134/* FAT */ 135#ifdef CONFIG_CMD_FAT 136#define CONFIG_DOS_PARTITION 137#endif 138 139/* Ethernet */ 140#define CONFIG_KS8851_MLL 141#define CONFIG_KS8851_MLL_BASEADDR 0x30000000 /* use NCS2 */ 142 143#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 144 145#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 146#define CONFIG_SYS_MEMTEST_END 0x26e00000 147 148/* USB host */ 149#ifdef CONFIG_CMD_USB 150#define CONFIG_USB_ATMEL 151#define CONFIG_USB_ATMEL_CLK_SEL_PLLB 152#define CONFIG_USB_OHCI_NEW 153#define CONFIG_SYS_USB_OHCI_CPU_INIT 154#define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI 155#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9n12" 156#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1 157#define CONFIG_USB_STORAGE 158#endif 159 160#ifdef CONFIG_SYS_USE_SPIFLASH 161 162/* bootstrap + u-boot + env + linux in dataflash on CS0 */ 163#define CONFIG_ENV_IS_IN_SPI_FLASH 164#define CONFIG_ENV_OFFSET 0x5000 165#define CONFIG_ENV_SIZE 0x3000 166#define CONFIG_ENV_SECT_SIZE 0x1000 167#define CONFIG_BOOTCOMMAND \ 168 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \ 169 "sf probe 0; sf read 0x22000000 0x100000 0x300000; " \ 170 "bootm 0x22000000" 171 172#elif defined(CONFIG_SYS_USE_NANDFLASH) 173 174/* bootstrap + u-boot + env + linux in nandflash */ 175#define CONFIG_ENV_IS_IN_NAND 176#define CONFIG_ENV_OFFSET 0xc0000 177#define CONFIG_ENV_OFFSET_REDUND 0x100000 178#define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ 179#define CONFIG_BOOTCOMMAND \ 180 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \ 181 "nand read 0x21000000 0x180000 0x080000;" \ 182 "nand read 0x22000000 0x200000 0x400000;" \ 183 "bootm 0x22000000 - 0x21000000" 184 185#else /* CONFIG_SYS_USE_MMC */ 186 187/* bootstrap + u-boot + env + linux in mmc */ 188 189#ifdef CONFIG_ENV_IS_IN_MMC 190/* Use raw reserved sectors to save environment */ 191#define CONFIG_ENV_OFFSET 0x2000 192#define CONFIG_ENV_SIZE 0x1000 193#define CONFIG_SYS_MMC_ENV_DEV 0 194#else 195/* Use file in FAT file to save environment */ 196#define CONFIG_ENV_IS_IN_FAT 197#define CONFIG_FAT_WRITE 198#define FAT_ENV_INTERFACE "mmc" 199#define FAT_ENV_FILE "uboot.env" 200#define FAT_ENV_DEVICE_AND_PART "0" 201#define CONFIG_ENV_SIZE 0x4000 202#endif 203 204#define CONFIG_BOOTCOMMAND \ 205 "setenv bootargs ${console} ${mtdparts} ${bootargs_mmc};" \ 206 "fatload mmc 0:1 0x21000000 dtb;" \ 207 "fatload mmc 0:1 0x22000000 uImage;" \ 208 "bootm 0x22000000 - 0x21000000" 209 210#endif 211 212#define CONFIG_SYS_CBSIZE 256 213#define CONFIG_SYS_MAXARGS 16 214#define CONFIG_SYS_LONGHELP 215#define CONFIG_CMDLINE_EDITING 216#define CONFIG_AUTO_COMPLETE 217 218/* 219 * Size of malloc() pool 220 */ 221#define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024) 222 223/* SPL */ 224#define CONFIG_SPL_FRAMEWORK 225#define CONFIG_SPL_TEXT_BASE 0x300000 226#define CONFIG_SPL_MAX_SIZE 0x6000 227#define CONFIG_SPL_STACK 0x308000 228 229#define CONFIG_SPL_BSS_START_ADDR 0x20000000 230#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 231#define CONFIG_SYS_SPL_MALLOC_START 0x20080000 232#define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 233 234#define CONFIG_SPL_LIBCOMMON_SUPPORT 235#define CONFIG_SPL_LIBGENERIC_SUPPORT 236#define CONFIG_SPL_GPIO_SUPPORT 237#define CONFIG_SPL_SERIAL_SUPPORT 238 239#define CONFIG_SPL_BOARD_INIT 240#define CONFIG_SYS_MONITOR_LEN (512 << 10) 241 242#define CONFIG_SYS_MASTER_CLOCK 132096000 243#define CONFIG_SYS_AT91_PLLA 0x20953f03 244#define CONFIG_SYS_MCKR 0x1301 245#define CONFIG_SYS_MCKR_CSS 0x1302 246 247#ifdef CONFIG_SYS_USE_MMC 248#define CONFIG_SPL_LDSCRIPT arch/arm/mach-at91/arm926ejs/u-boot-spl.lds 249#define CONFIG_SPL_MMC_SUPPORT 250#define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x400 251#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x200 252#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 253#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 254#define CONFIG_SPL_FAT_SUPPORT 255#define CONFIG_SPL_LIBDISK_SUPPORT 256 257#elif CONFIG_SYS_USE_NANDFLASH 258#define CONFIG_SPL_NAND_SUPPORT 259#define CONFIG_SPL_NAND_DRIVERS 260#define CONFIG_SPL_NAND_BASE 261#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000 262#define CONFIG_SYS_NAND_5_ADDR_CYCLE 263#define CONFIG_SYS_NAND_PAGE_SIZE 0x800 264#define CONFIG_SYS_NAND_PAGE_COUNT 64 265#define CONFIG_SYS_NAND_OOBSIZE 64 266#define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000 267#define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0 268#define CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER 269 270#elif CONFIG_SYS_USE_SPIFLASH 271#define CONFIG_SPL_SPI_SUPPORT 272#define CONFIG_SPL_SPI_FLASH_SUPPORT 273#define CONFIG_SPL_SPI_LOAD 274#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x8400 275 276#endif 277 278#endif 279