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