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 #define CONFIG_OF_LIBFDT 34 #define CONFIG_SYS_GENERIC_BOARD 35 36 /* general purpose I/O */ 37 #define CONFIG_AT91_GPIO 38 39 /* serial console */ 40 #define CONFIG_ATMEL_USART 41 #define CONFIG_USART_BASE ATMEL_BASE_DBGU 42 #define CONFIG_USART_ID ATMEL_ID_SYS 43 #define CONFIG_BAUDRATE 115200 44 45 /* LCD */ 46 #define CONFIG_LCD 47 #define LCD_BPP LCD_COLOR16 48 #define LCD_OUTPUT_BPP 24 49 #define CONFIG_LCD_LOGO 50 #define CONFIG_LCD_INFO 51 #define CONFIG_LCD_INFO_BELOW_LOGO 52 #define CONFIG_SYS_WHITE_ON_BLACK 53 #define CONFIG_ATMEL_HLCD 54 #define CONFIG_ATMEL_LCD_RGB565 55 #define CONFIG_SYS_CONSOLE_IS_IN_ENV 56 57 #define CONFIG_BOOTDELAY 3 58 59 /* 60 * BOOTP options 61 */ 62 #define CONFIG_BOOTP_BOOTFILESIZE 63 #define CONFIG_BOOTP_BOOTPATH 64 #define CONFIG_BOOTP_GATEWAY 65 #define CONFIG_BOOTP_HOSTNAME 66 67 /* NOR flash - no real flash on this board */ 68 #define CONFIG_SYS_NO_FLASH 69 70 /* 71 * Command line configuration. 72 */ 73 #include <config_cmd_default.h> 74 #undef CONFIG_CMD_FPGA 75 76 #define CONFIG_CMD_BOOTZ 77 #define CONFIG_CMD_PING 78 #define CONFIG_CMD_DHCP 79 #define CONFIG_CMD_NAND 80 #define CONFIG_CMD_SF 81 #define CONFIG_CMD_MMC 82 #define CONFIG_CMD_FAT 83 #define CONFIG_CMD_USB 84 85 #define CONFIG_NR_DRAM_BANKS 1 86 #define CONFIG_SYS_SDRAM_BASE 0x20000000 87 #define CONFIG_SYS_SDRAM_SIZE 0x08000000 88 89 /* 90 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM, 91 * leaving the correct space for initial global data structure above 92 * that address while providing maximum stack area below. 93 */ 94 # define CONFIG_SYS_INIT_SP_ADDR \ 95 (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE) 96 97 /* DataFlash */ 98 #ifdef CONFIG_CMD_SF 99 #define CONFIG_ATMEL_SPI 100 #define CONFIG_SPI_FLASH 101 #define CONFIG_SPI_FLASH_ATMEL 102 #define CONFIG_SF_DEFAULT_SPEED 30000000 103 #define CONFIG_ENV_SPI_MODE SPI_MODE_3 104 #define CONFIG_SF_DEFAULT_MODE SPI_MODE_3 105 #endif 106 107 /* NAND flash */ 108 #ifdef CONFIG_CMD_NAND 109 #define CONFIG_NAND_ATMEL 110 #define CONFIG_SYS_MAX_NAND_DEVICE 1 111 #define CONFIG_SYS_NAND_BASE 0x40000000 112 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 113 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 114 #define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PD(4) 115 #define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PD(5) 116 117 /* PMECC & PMERRLOC */ 118 #define CONFIG_ATMEL_NAND_HWECC 119 #define CONFIG_ATMEL_NAND_HW_PMECC 120 #define CONFIG_PMECC_CAP 2 121 #define CONFIG_PMECC_SECTOR_SIZE 512 122 #define CONFIG_PMECC_INDEX_TABLE_OFFSET 0x8000 123 124 #define CONFIG_CMD_NAND_TRIMFFS 125 126 #endif 127 128 #define CONFIG_MTD_PARTITIONS 129 #define CONFIG_MTD_DEVICE 130 #define CONFIG_CMD_MTDPARTS 131 #define MTDIDS_DEFAULT "nand0=atmel_nand" 132 #define MTDPARTS_DEFAULT \ 133 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \ 134 "256k(env),256k(env_redundant),256k(spare)," \ 135 "512k(dtb),6M(kernel)ro,-(rootfs)" 136 137 #define CONFIG_EXTRA_ENV_SETTINGS \ 138 "console=console=ttyS0,115200\0" \ 139 "mtdparts="MTDPARTS_DEFAULT"\0" \ 140 "bootargs_nand=rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs rw\0"\ 141 "bootargs_mmc=root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait\0" 142 143 /* MMC */ 144 #ifdef CONFIG_CMD_MMC 145 #define CONFIG_MMC 146 #define CONFIG_GENERIC_MMC 147 #define CONFIG_GENERIC_ATMEL_MCI 148 #endif 149 150 /* FAT */ 151 #ifdef CONFIG_CMD_FAT 152 #define CONFIG_DOS_PARTITION 153 #endif 154 155 /* Ethernet */ 156 #define CONFIG_KS8851_MLL 157 #define CONFIG_KS8851_MLL_BASEADDR 0x30000000 /* use NCS2 */ 158 159 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 160 161 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 162 #define CONFIG_SYS_MEMTEST_END 0x26e00000 163 164 /* USB host */ 165 #ifdef CONFIG_CMD_USB 166 #define CONFIG_USB_ATMEL 167 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB 168 #define CONFIG_USB_OHCI_NEW 169 #define CONFIG_SYS_USB_OHCI_CPU_INIT 170 #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI 171 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9n12" 172 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1 173 #define CONFIG_USB_STORAGE 174 #endif 175 176 #ifdef CONFIG_SYS_USE_SPIFLASH 177 178 /* bootstrap + u-boot + env + linux in dataflash on CS0 */ 179 #define CONFIG_ENV_IS_IN_SPI_FLASH 180 #define CONFIG_ENV_OFFSET 0x5000 181 #define CONFIG_ENV_SIZE 0x3000 182 #define CONFIG_ENV_SECT_SIZE 0x1000 183 #define CONFIG_BOOTCOMMAND \ 184 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \ 185 "sf probe 0; sf read 0x22000000 0x100000 0x300000; " \ 186 "bootm 0x22000000" 187 188 #elif defined(CONFIG_SYS_USE_NANDFLASH) 189 190 /* bootstrap + u-boot + env + linux in nandflash */ 191 #define CONFIG_ENV_IS_IN_NAND 192 #define CONFIG_ENV_OFFSET 0xc0000 193 #define CONFIG_ENV_OFFSET_REDUND 0x100000 194 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ 195 #define CONFIG_BOOTCOMMAND \ 196 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \ 197 "nand read 0x21000000 0x180000 0x080000;" \ 198 "nand read 0x22000000 0x200000 0x400000;" \ 199 "bootm 0x22000000 - 0x21000000" 200 201 #else /* CONFIG_SYS_USE_MMC */ 202 203 /* bootstrap + u-boot + env + linux in mmc */ 204 205 #ifdef CONFIG_ENV_IS_IN_MMC 206 /* Use raw reserved sectors to save environment */ 207 #define CONFIG_ENV_OFFSET 0x2000 208 #define CONFIG_ENV_SIZE 0x1000 209 #define CONFIG_SYS_MMC_ENV_DEV 0 210 #else 211 /* Use file in FAT file to save environment */ 212 #define CONFIG_ENV_IS_IN_FAT 213 #define CONFIG_FAT_WRITE 214 #define FAT_ENV_INTERFACE "mmc" 215 #define FAT_ENV_FILE "uboot.env" 216 #define FAT_ENV_DEVICE_AND_PART "0" 217 #define CONFIG_ENV_SIZE 0x4000 218 #endif 219 220 #define CONFIG_BOOTCOMMAND \ 221 "setenv bootargs ${console} ${mtdparts} ${bootargs_mmc};" \ 222 "fatload mmc 0:1 0x21000000 dtb;" \ 223 "fatload mmc 0:1 0x22000000 uImage;" \ 224 "bootm 0x22000000 - 0x21000000" 225 226 #endif 227 228 #define CONFIG_SYS_PROMPT "U-Boot> " 229 #define CONFIG_SYS_CBSIZE 256 230 #define CONFIG_SYS_MAXARGS 16 231 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) \ 232 + 16) 233 #define CONFIG_SYS_LONGHELP 234 #define CONFIG_CMDLINE_EDITING 235 #define CONFIG_AUTO_COMPLETE 236 #define CONFIG_SYS_HUSH_PARSER 237 238 /* 239 * Size of malloc() pool 240 */ 241 #define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024) 242 243 /* SPL */ 244 #define CONFIG_SPL_FRAMEWORK 245 #define CONFIG_SPL_TEXT_BASE 0x300000 246 #define CONFIG_SPL_MAX_SIZE 0x6000 247 #define CONFIG_SPL_STACK 0x308000 248 249 #define CONFIG_SPL_BSS_START_ADDR 0x20000000 250 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 251 #define CONFIG_SYS_SPL_MALLOC_START 0x20080000 252 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 253 254 #define CONFIG_SPL_LIBCOMMON_SUPPORT 255 #define CONFIG_SPL_LIBGENERIC_SUPPORT 256 #define CONFIG_SPL_GPIO_SUPPORT 257 #define CONFIG_SPL_SERIAL_SUPPORT 258 259 #define CONFIG_SPL_BOARD_INIT 260 #define CONFIG_SYS_MONITOR_LEN (512 << 10) 261 262 #define CONFIG_SYS_MASTER_CLOCK 132096000 263 #define CONFIG_SYS_AT91_PLLA 0x20953f03 264 #define CONFIG_SYS_MCKR 0x1301 265 #define CONFIG_SYS_MCKR_CSS 0x1302 266 267 #define ATMEL_BASE_MPDDRC ATMEL_BASE_DDRSDRC 268 269 #ifdef CONFIG_SYS_USE_MMC 270 #define CONFIG_SPL_LDSCRIPT arch/arm/mach-at91/arm926ejs/u-boot-spl.lds 271 #define CONFIG_SPL_MMC_SUPPORT 272 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x400 273 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x200 274 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 275 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 276 #define CONFIG_SPL_FAT_SUPPORT 277 #define CONFIG_SPL_LIBDISK_SUPPORT 278 279 #elif CONFIG_SYS_USE_NANDFLASH 280 #define CONFIG_SPL_NAND_SUPPORT 281 #define CONFIG_SPL_NAND_DRIVERS 282 #define CONFIG_SPL_NAND_BASE 283 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000 284 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 285 #define CONFIG_SYS_NAND_PAGE_SIZE 0x800 286 #define CONFIG_SYS_NAND_PAGE_COUNT 64 287 #define CONFIG_SYS_NAND_OOBSIZE 64 288 #define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000 289 #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0 290 #define CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER 291 292 #elif CONFIG_SYS_USE_SPIFLASH 293 #define CONFIG_SPL_SPI_SUPPORT 294 #define CONFIG_SPL_SPI_FLASH_SUPPORT 295 #define CONFIG_SPL_SPI_LOAD 296 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x8400 297 298 #endif 299 300 #endif 301