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 #include <config_cmd_default.h> 73 #undef CONFIG_CMD_FPGA 74 75 #define CONFIG_CMD_BOOTZ 76 #define CONFIG_CMD_PING 77 #define CONFIG_CMD_DHCP 78 #define CONFIG_CMD_NAND 79 #define CONFIG_CMD_SF 80 #define CONFIG_CMD_MMC 81 #define CONFIG_CMD_FAT 82 #define CONFIG_CMD_USB 83 84 #define CONFIG_NR_DRAM_BANKS 1 85 #define CONFIG_SYS_SDRAM_BASE 0x20000000 86 #define CONFIG_SYS_SDRAM_SIZE 0x08000000 87 88 /* 89 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM, 90 * leaving the correct space for initial global data structure above 91 * that address while providing maximum stack area below. 92 */ 93 # define CONFIG_SYS_INIT_SP_ADDR \ 94 (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE) 95 96 /* DataFlash */ 97 #ifdef CONFIG_CMD_SF 98 #define CONFIG_ATMEL_SPI 99 #define CONFIG_SPI_FLASH 100 #define CONFIG_SPI_FLASH_ATMEL 101 #define CONFIG_SF_DEFAULT_SPEED 30000000 102 #define CONFIG_ENV_SPI_MODE SPI_MODE_3 103 #define CONFIG_SF_DEFAULT_MODE SPI_MODE_3 104 #endif 105 106 /* NAND flash */ 107 #ifdef CONFIG_CMD_NAND 108 #define CONFIG_NAND_ATMEL 109 #define CONFIG_SYS_MAX_NAND_DEVICE 1 110 #define CONFIG_SYS_NAND_BASE 0x40000000 111 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 112 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 113 #define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PD(4) 114 #define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PD(5) 115 116 /* PMECC & PMERRLOC */ 117 #define CONFIG_ATMEL_NAND_HWECC 118 #define CONFIG_ATMEL_NAND_HW_PMECC 119 #define CONFIG_PMECC_CAP 2 120 #define CONFIG_PMECC_SECTOR_SIZE 512 121 #define CONFIG_PMECC_INDEX_TABLE_OFFSET 0x8000 122 123 #define CONFIG_CMD_NAND_TRIMFFS 124 125 #endif 126 127 #define CONFIG_MTD_PARTITIONS 128 #define CONFIG_MTD_DEVICE 129 #define CONFIG_CMD_MTDPARTS 130 #define MTDIDS_DEFAULT "nand0=atmel_nand" 131 #define MTDPARTS_DEFAULT \ 132 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \ 133 "256k(env),256k(env_redundant),256k(spare)," \ 134 "512k(dtb),6M(kernel)ro,-(rootfs)" 135 136 #define CONFIG_EXTRA_ENV_SETTINGS \ 137 "console=console=ttyS0,115200\0" \ 138 "mtdparts="MTDPARTS_DEFAULT"\0" \ 139 "bootargs_nand=rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs rw\0"\ 140 "bootargs_mmc=root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait\0" 141 142 /* MMC */ 143 #ifdef CONFIG_CMD_MMC 144 #define CONFIG_MMC 145 #define CONFIG_GENERIC_MMC 146 #define CONFIG_GENERIC_ATMEL_MCI 147 #endif 148 149 /* FAT */ 150 #ifdef CONFIG_CMD_FAT 151 #define CONFIG_DOS_PARTITION 152 #endif 153 154 /* Ethernet */ 155 #define CONFIG_KS8851_MLL 156 #define CONFIG_KS8851_MLL_BASEADDR 0x30000000 /* use NCS2 */ 157 158 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 159 160 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 161 #define CONFIG_SYS_MEMTEST_END 0x26e00000 162 163 /* USB host */ 164 #ifdef CONFIG_CMD_USB 165 #define CONFIG_USB_ATMEL 166 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB 167 #define CONFIG_USB_OHCI_NEW 168 #define CONFIG_SYS_USB_OHCI_CPU_INIT 169 #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI 170 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9n12" 171 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1 172 #define CONFIG_USB_STORAGE 173 #endif 174 175 #ifdef CONFIG_SYS_USE_SPIFLASH 176 177 /* bootstrap + u-boot + env + linux in dataflash on CS0 */ 178 #define CONFIG_ENV_IS_IN_SPI_FLASH 179 #define CONFIG_ENV_OFFSET 0x5000 180 #define CONFIG_ENV_SIZE 0x3000 181 #define CONFIG_ENV_SECT_SIZE 0x1000 182 #define CONFIG_BOOTCOMMAND \ 183 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \ 184 "sf probe 0; sf read 0x22000000 0x100000 0x300000; " \ 185 "bootm 0x22000000" 186 187 #elif defined(CONFIG_SYS_USE_NANDFLASH) 188 189 /* bootstrap + u-boot + env + linux in nandflash */ 190 #define CONFIG_ENV_IS_IN_NAND 191 #define CONFIG_ENV_OFFSET 0xc0000 192 #define CONFIG_ENV_OFFSET_REDUND 0x100000 193 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ 194 #define CONFIG_BOOTCOMMAND \ 195 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \ 196 "nand read 0x21000000 0x180000 0x080000;" \ 197 "nand read 0x22000000 0x200000 0x400000;" \ 198 "bootm 0x22000000 - 0x21000000" 199 200 #else /* CONFIG_SYS_USE_MMC */ 201 202 /* bootstrap + u-boot + env + linux in mmc */ 203 #define CONFIG_ENV_IS_IN_MMC 204 /* For FAT system, most cases it should be in the reserved sector */ 205 #define CONFIG_ENV_OFFSET 0x2000 206 #define CONFIG_ENV_SIZE 0x1000 207 #define CONFIG_SYS_MMC_ENV_DEV 0 208 #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_PROMPT "U-Boot> " 217 #define CONFIG_SYS_CBSIZE 256 218 #define CONFIG_SYS_MAXARGS 16 219 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) \ 220 + 16) 221 #define CONFIG_SYS_LONGHELP 222 #define CONFIG_CMDLINE_EDITING 223 #define CONFIG_AUTO_COMPLETE 224 #define CONFIG_SYS_HUSH_PARSER 225 226 /* 227 * Size of malloc() pool 228 */ 229 #define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024) 230 #define CONFIG_STACKSIZE (32 * 1024) /* regular stack */ 231 232 #endif 233