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_BOOTZ 71 #define CONFIG_CMD_NAND 72 #define CONFIG_CMD_MMC 73 #define CONFIG_CMD_FAT 74 75 #define CONFIG_NR_DRAM_BANKS 1 76 #define CONFIG_SYS_SDRAM_BASE 0x20000000 77 #define CONFIG_SYS_SDRAM_SIZE 0x08000000 78 79 /* 80 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM, 81 * leaving the correct space for initial global data structure above 82 * that address while providing maximum stack area below. 83 */ 84 # define CONFIG_SYS_INIT_SP_ADDR \ 85 (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE) 86 87 /* DataFlash */ 88 #ifdef CONFIG_CMD_SF 89 #define CONFIG_ATMEL_SPI 90 #define CONFIG_SF_DEFAULT_SPEED 30000000 91 #define CONFIG_ENV_SPI_MODE SPI_MODE_3 92 #define CONFIG_SF_DEFAULT_MODE SPI_MODE_3 93 #endif 94 95 /* NAND flash */ 96 #ifdef CONFIG_CMD_NAND 97 #define CONFIG_NAND_ATMEL 98 #define CONFIG_SYS_MAX_NAND_DEVICE 1 99 #define CONFIG_SYS_NAND_BASE 0x40000000 100 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 101 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 102 #define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PD(4) 103 #define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PD(5) 104 105 /* PMECC & PMERRLOC */ 106 #define CONFIG_ATMEL_NAND_HWECC 107 #define CONFIG_ATMEL_NAND_HW_PMECC 108 #define CONFIG_PMECC_CAP 2 109 #define CONFIG_PMECC_SECTOR_SIZE 512 110 #define CONFIG_PMECC_INDEX_TABLE_OFFSET 0x8000 111 112 #define CONFIG_CMD_NAND_TRIMFFS 113 114 #endif 115 116 #define CONFIG_MTD_PARTITIONS 117 #define CONFIG_MTD_DEVICE 118 #define CONFIG_CMD_MTDPARTS 119 #define MTDIDS_DEFAULT "nand0=atmel_nand" 120 #define MTDPARTS_DEFAULT \ 121 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \ 122 "256k(env),256k(env_redundant),256k(spare)," \ 123 "512k(dtb),6M(kernel)ro,-(rootfs)" 124 125 #define CONFIG_EXTRA_ENV_SETTINGS \ 126 "console=console=ttyS0,115200\0" \ 127 "mtdparts="MTDPARTS_DEFAULT"\0" \ 128 "bootargs_nand=rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs rw\0"\ 129 "bootargs_mmc=root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait\0" 130 131 /* MMC */ 132 #ifdef CONFIG_CMD_MMC 133 #define CONFIG_MMC 134 #define CONFIG_GENERIC_MMC 135 #define CONFIG_GENERIC_ATMEL_MCI 136 #endif 137 138 /* FAT */ 139 #ifdef CONFIG_CMD_FAT 140 #define CONFIG_DOS_PARTITION 141 #endif 142 143 /* Ethernet */ 144 #define CONFIG_KS8851_MLL 145 #define CONFIG_KS8851_MLL_BASEADDR 0x30000000 /* use NCS2 */ 146 147 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 148 149 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 150 #define CONFIG_SYS_MEMTEST_END 0x26e00000 151 152 /* USB host */ 153 #ifdef CONFIG_CMD_USB 154 #define CONFIG_USB_ATMEL 155 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB 156 #define CONFIG_USB_OHCI_NEW 157 #define CONFIG_SYS_USB_OHCI_CPU_INIT 158 #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI 159 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9n12" 160 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1 161 #define CONFIG_USB_STORAGE 162 #endif 163 164 #ifdef CONFIG_SYS_USE_SPIFLASH 165 166 /* bootstrap + u-boot + env + linux in dataflash on CS0 */ 167 #define CONFIG_ENV_IS_IN_SPI_FLASH 168 #define CONFIG_ENV_OFFSET 0x5000 169 #define CONFIG_ENV_SIZE 0x3000 170 #define CONFIG_ENV_SECT_SIZE 0x1000 171 #define CONFIG_BOOTCOMMAND \ 172 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \ 173 "sf probe 0; sf read 0x22000000 0x100000 0x300000; " \ 174 "bootm 0x22000000" 175 176 #elif defined(CONFIG_SYS_USE_NANDFLASH) 177 178 /* bootstrap + u-boot + env + linux in nandflash */ 179 #define CONFIG_ENV_IS_IN_NAND 180 #define CONFIG_ENV_OFFSET 0xc0000 181 #define CONFIG_ENV_OFFSET_REDUND 0x100000 182 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ 183 #define CONFIG_BOOTCOMMAND \ 184 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \ 185 "nand read 0x21000000 0x180000 0x080000;" \ 186 "nand read 0x22000000 0x200000 0x400000;" \ 187 "bootm 0x22000000 - 0x21000000" 188 189 #else /* CONFIG_SYS_USE_MMC */ 190 191 /* bootstrap + u-boot + env + linux in mmc */ 192 193 #ifdef CONFIG_ENV_IS_IN_MMC 194 /* Use raw reserved sectors to save environment */ 195 #define CONFIG_ENV_OFFSET 0x2000 196 #define CONFIG_ENV_SIZE 0x1000 197 #define CONFIG_SYS_MMC_ENV_DEV 0 198 #else 199 /* Use file in FAT file to save environment */ 200 #define CONFIG_ENV_IS_IN_FAT 201 #define CONFIG_FAT_WRITE 202 #define FAT_ENV_INTERFACE "mmc" 203 #define FAT_ENV_FILE "uboot.env" 204 #define FAT_ENV_DEVICE_AND_PART "0" 205 #define CONFIG_ENV_SIZE 0x4000 206 #endif 207 208 #define CONFIG_BOOTCOMMAND \ 209 "setenv bootargs ${console} ${mtdparts} ${bootargs_mmc};" \ 210 "fatload mmc 0:1 0x21000000 dtb;" \ 211 "fatload mmc 0:1 0x22000000 uImage;" \ 212 "bootm 0x22000000 - 0x21000000" 213 214 #endif 215 216 #define CONFIG_SYS_CBSIZE 256 217 #define CONFIG_SYS_MAXARGS 16 218 #define CONFIG_SYS_LONGHELP 219 #define CONFIG_CMDLINE_EDITING 220 #define CONFIG_AUTO_COMPLETE 221 222 /* 223 * Size of malloc() pool 224 */ 225 #define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024) 226 227 /* SPL */ 228 #define CONFIG_SPL_FRAMEWORK 229 #define CONFIG_SPL_TEXT_BASE 0x300000 230 #define CONFIG_SPL_MAX_SIZE 0x6000 231 #define CONFIG_SPL_STACK 0x308000 232 233 #define CONFIG_SPL_BSS_START_ADDR 0x20000000 234 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 235 #define CONFIG_SYS_SPL_MALLOC_START 0x20080000 236 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 237 238 #define CONFIG_SPL_LIBCOMMON_SUPPORT 239 #define CONFIG_SPL_LIBGENERIC_SUPPORT 240 #define CONFIG_SPL_GPIO_SUPPORT 241 #define CONFIG_SPL_SERIAL_SUPPORT 242 243 #define CONFIG_SPL_BOARD_INIT 244 #define CONFIG_SYS_MONITOR_LEN (512 << 10) 245 246 #define CONFIG_SYS_MASTER_CLOCK 132096000 247 #define CONFIG_SYS_AT91_PLLA 0x20953f03 248 #define CONFIG_SYS_MCKR 0x1301 249 #define CONFIG_SYS_MCKR_CSS 0x1302 250 251 #ifdef CONFIG_SYS_USE_MMC 252 #define CONFIG_SPL_LDSCRIPT arch/arm/mach-at91/arm926ejs/u-boot-spl.lds 253 #define CONFIG_SPL_MMC_SUPPORT 254 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x400 255 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x200 256 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 257 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 258 #define CONFIG_SPL_FAT_SUPPORT 259 #define CONFIG_SPL_LIBDISK_SUPPORT 260 261 #elif CONFIG_SYS_USE_NANDFLASH 262 #define CONFIG_SPL_NAND_SUPPORT 263 #define CONFIG_SPL_NAND_DRIVERS 264 #define CONFIG_SPL_NAND_BASE 265 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000 266 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 267 #define CONFIG_SYS_NAND_PAGE_SIZE 0x800 268 #define CONFIG_SYS_NAND_PAGE_COUNT 64 269 #define CONFIG_SYS_NAND_OOBSIZE 64 270 #define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000 271 #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0 272 #define CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER 273 274 #elif CONFIG_SYS_USE_SPIFLASH 275 #define CONFIG_SPL_SPI_SUPPORT 276 #define CONFIG_SPL_SPI_FLASH_SUPPORT 277 #define CONFIG_SPL_SPI_LOAD 278 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x8400 279 280 #endif 281 282 #endif 283