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