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 #define CONFIG_ARM926EJS 22 #define CONFIG_AT91FAMILY 23 24 /* ARM asynchronous clock */ 25 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */ 26 #define CONFIG_SYS_AT91_MAIN_CLOCK 16000000 /* main clock xtal */ 27 28 /* Misc CPU related */ 29 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 30 #define CONFIG_SETUP_MEMORY_TAGS 31 #define CONFIG_INITRD_TAG 32 #define CONFIG_SKIP_LOWLEVEL_INIT 33 #define CONFIG_BOARD_EARLY_INIT_F 34 #define CONFIG_DISPLAY_CPUINFO 35 36 #define CONFIG_OF_LIBFDT 37 38 /* general purpose I/O */ 39 #define CONFIG_AT91_GPIO 40 41 /* serial console */ 42 #define CONFIG_ATMEL_USART 43 #define CONFIG_USART_BASE ATMEL_BASE_DBGU 44 #define CONFIG_USART_ID ATMEL_ID_SYS 45 #define CONFIG_BAUDRATE 115200 46 47 /* LCD */ 48 #define CONFIG_LCD 49 #define LCD_BPP LCD_COLOR16 50 #define LCD_OUTPUT_BPP 24 51 #define CONFIG_LCD_LOGO 52 #define CONFIG_LCD_INFO 53 #define CONFIG_LCD_INFO_BELOW_LOGO 54 #define CONFIG_SYS_WHITE_ON_BLACK 55 #define CONFIG_ATMEL_HLCD 56 #define CONFIG_ATMEL_LCD_RGB565 57 #define CONFIG_SYS_CONSOLE_IS_IN_ENV 58 59 #define CONFIG_BOOTDELAY 3 60 61 /* 62 * BOOTP options 63 */ 64 #define CONFIG_BOOTP_BOOTFILESIZE 65 #define CONFIG_BOOTP_BOOTPATH 66 #define CONFIG_BOOTP_GATEWAY 67 #define CONFIG_BOOTP_HOSTNAME 68 69 /* NOR flash - no real flash on this board */ 70 #define CONFIG_SYS_NO_FLASH 71 72 /* 73 * Command line configuration. 74 */ 75 #include <config_cmd_default.h> 76 #undef CONFIG_CMD_FPGA 77 78 #define CONFIG_CMD_BOOTZ 79 #define CONFIG_CMD_PING 80 #define CONFIG_CMD_DHCP 81 #define CONFIG_CMD_NAND 82 #define CONFIG_CMD_SF 83 #define CONFIG_CMD_MMC 84 #define CONFIG_CMD_FAT 85 #define CONFIG_CMD_USB 86 87 #define CONFIG_NR_DRAM_BANKS 1 88 #define CONFIG_SYS_SDRAM_BASE 0x20000000 89 #define CONFIG_SYS_SDRAM_SIZE 0x08000000 90 91 /* 92 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM, 93 * leaving the correct space for initial global data structure above 94 * that address while providing maximum stack area below. 95 */ 96 # define CONFIG_SYS_INIT_SP_ADDR \ 97 (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE) 98 99 /* DataFlash */ 100 #ifdef CONFIG_CMD_SF 101 #define CONFIG_ATMEL_SPI 102 #define CONFIG_SPI_FLASH 103 #define CONFIG_SPI_FLASH_ATMEL 104 #define CONFIG_SF_DEFAULT_SPEED 30000000 105 #define CONFIG_ENV_SPI_MODE SPI_MODE_3 106 #define CONFIG_SF_DEFAULT_MODE SPI_MODE_3 107 #endif 108 109 /* NAND flash */ 110 #ifdef CONFIG_CMD_NAND 111 #define CONFIG_NAND_ATMEL 112 #define CONFIG_SYS_MAX_NAND_DEVICE 1 113 #define CONFIG_SYS_NAND_BASE 0x40000000 114 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 115 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 116 #define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PD(4) 117 #define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PD(5) 118 119 /* PMECC & PMERRLOC */ 120 #define CONFIG_ATMEL_NAND_HWECC 121 #define CONFIG_ATMEL_NAND_HW_PMECC 122 #define CONFIG_PMECC_CAP 2 123 #define CONFIG_PMECC_SECTOR_SIZE 512 124 #define CONFIG_PMECC_INDEX_TABLE_OFFSET 0x8000 125 126 #define CONFIG_CMD_NAND_TRIMFFS 127 128 #endif 129 130 #define CONFIG_MTD_PARTITIONS 131 #define CONFIG_MTD_DEVICE 132 #define CONFIG_CMD_MTDPARTS 133 #define MTDIDS_DEFAULT "nand0=atmel_nand" 134 #define MTDPARTS_DEFAULT \ 135 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \ 136 "256k(env),256k(env_redundant),256k(spare)," \ 137 "512k(dtb),6M(kernel)ro,-(rootfs)" 138 139 #define CONFIG_EXTRA_ENV_SETTINGS \ 140 "console=console=ttyS0,115200\0" \ 141 "mtdparts="MTDPARTS_DEFAULT"\0" \ 142 "bootargs_nand=rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs rw\0"\ 143 "bootargs_mmc=root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait\0" 144 145 /* MMC */ 146 #ifdef CONFIG_CMD_MMC 147 #define CONFIG_MMC 148 #define CONFIG_GENERIC_MMC 149 #define CONFIG_GENERIC_ATMEL_MCI 150 #endif 151 152 /* FAT */ 153 #ifdef CONFIG_CMD_FAT 154 #define CONFIG_DOS_PARTITION 155 #endif 156 157 /* Ethernet */ 158 #define CONFIG_KS8851_MLL 159 #define CONFIG_KS8851_MLL_BASEADDR 0x30000000 /* use NCS2 */ 160 161 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 162 163 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 164 #define CONFIG_SYS_MEMTEST_END 0x26e00000 165 166 /* USB host */ 167 #ifdef CONFIG_CMD_USB 168 #define CONFIG_USB_ATMEL 169 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB 170 #define CONFIG_USB_OHCI_NEW 171 #define CONFIG_SYS_USB_OHCI_CPU_INIT 172 #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI 173 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9n12" 174 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1 175 #define CONFIG_USB_STORAGE 176 #endif 177 178 #ifdef CONFIG_SYS_USE_SPIFLASH 179 180 /* bootstrap + u-boot + env + linux in dataflash on CS0 */ 181 #define CONFIG_ENV_IS_IN_SPI_FLASH 182 #define CONFIG_ENV_OFFSET 0x5000 183 #define CONFIG_ENV_SIZE 0x3000 184 #define CONFIG_ENV_SECT_SIZE 0x1000 185 #define CONFIG_BOOTCOMMAND \ 186 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \ 187 "sf probe 0; sf read 0x22000000 0x100000 0x300000; " \ 188 "bootm 0x22000000" 189 190 #elif defined(CONFIG_SYS_USE_NANDFLASH) 191 192 /* bootstrap + u-boot + env + linux in nandflash */ 193 #define CONFIG_ENV_IS_IN_NAND 194 #define CONFIG_ENV_OFFSET 0xc0000 195 #define CONFIG_ENV_OFFSET_REDUND 0x100000 196 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ 197 #define CONFIG_BOOTCOMMAND \ 198 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \ 199 "nand read 0x21000000 0x180000 0x080000;" \ 200 "nand read 0x22000000 0x200000 0x400000;" \ 201 "bootm 0x22000000 - 0x21000000" 202 203 #else /* CONFIG_SYS_USE_MMC */ 204 205 /* bootstrap + u-boot + env + linux in mmc */ 206 #define CONFIG_ENV_IS_IN_MMC 207 /* For FAT system, most cases it should be in the reserved sector */ 208 #define CONFIG_ENV_OFFSET 0x2000 209 #define CONFIG_ENV_SIZE 0x1000 210 #define CONFIG_SYS_MMC_ENV_DEV 0 211 #define CONFIG_BOOTCOMMAND \ 212 "setenv bootargs ${console} ${mtdparts} ${bootargs_mmc};" \ 213 "fatload mmc 0:1 0x21000000 dtb;" \ 214 "fatload mmc 0:1 0x22000000 uImage;" \ 215 "bootm 0x22000000 - 0x21000000" 216 217 #endif 218 219 #define CONFIG_SYS_PROMPT "U-Boot> " 220 #define CONFIG_SYS_CBSIZE 256 221 #define CONFIG_SYS_MAXARGS 16 222 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) \ 223 + 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 #define CONFIG_STACKSIZE (32 * 1024) /* regular stack */ 234 235 #endif 236