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#define CONFIG_SYS_GENERIC_BOARD 35 36/* general purpose I/O */ 37#define CONFIG_AT91_GPIO 38 39/* serial console */ 40#define CONFIG_ATMEL_USART 41#define CONFIG_USART_BASE ATMEL_BASE_DBGU 42#define CONFIG_USART_ID ATMEL_ID_SYS 43#define CONFIG_BAUDRATE 115200 44 45/* LCD */ 46#define CONFIG_LCD 47#define LCD_BPP LCD_COLOR16 48#define LCD_OUTPUT_BPP 24 49#define CONFIG_LCD_LOGO 50#define CONFIG_LCD_INFO 51#define CONFIG_LCD_INFO_BELOW_LOGO 52#define CONFIG_SYS_WHITE_ON_BLACK 53#define CONFIG_ATMEL_HLCD 54#define CONFIG_ATMEL_LCD_RGB565 55#define CONFIG_SYS_CONSOLE_IS_IN_ENV 56 57#define CONFIG_BOOTDELAY 3 58 59/* 60 * BOOTP options 61 */ 62#define CONFIG_BOOTP_BOOTFILESIZE 63#define CONFIG_BOOTP_BOOTPATH 64#define CONFIG_BOOTP_GATEWAY 65#define CONFIG_BOOTP_HOSTNAME 66 67/* NOR flash - no real flash on this board */ 68#define CONFIG_SYS_NO_FLASH 69 70/* 71 * Command line configuration. 72 */ 73#include <config_cmd_default.h> 74#undef CONFIG_CMD_FPGA 75 76#define CONFIG_CMD_BOOTZ 77#define CONFIG_CMD_PING 78#define CONFIG_CMD_DHCP 79#define CONFIG_CMD_NAND 80#define CONFIG_CMD_SF 81#define CONFIG_CMD_MMC 82#define CONFIG_CMD_FAT 83#define CONFIG_CMD_USB 84 85#define CONFIG_NR_DRAM_BANKS 1 86#define CONFIG_SYS_SDRAM_BASE 0x20000000 87#define CONFIG_SYS_SDRAM_SIZE 0x08000000 88 89/* 90 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM, 91 * leaving the correct space for initial global data structure above 92 * that address while providing maximum stack area below. 93 */ 94# define CONFIG_SYS_INIT_SP_ADDR \ 95 (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE) 96 97/* DataFlash */ 98#ifdef CONFIG_CMD_SF 99#define CONFIG_ATMEL_SPI 100#define CONFIG_SPI_FLASH 101#define CONFIG_SPI_FLASH_ATMEL 102#define CONFIG_SF_DEFAULT_SPEED 30000000 103#define CONFIG_ENV_SPI_MODE SPI_MODE_3 104#define CONFIG_SF_DEFAULT_MODE SPI_MODE_3 105#endif 106 107/* NAND flash */ 108#ifdef CONFIG_CMD_NAND 109#define CONFIG_NAND_ATMEL 110#define CONFIG_SYS_MAX_NAND_DEVICE 1 111#define CONFIG_SYS_NAND_BASE 0x40000000 112#define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 113#define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 114#define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PD(4) 115#define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PD(5) 116 117/* PMECC & PMERRLOC */ 118#define CONFIG_ATMEL_NAND_HWECC 119#define CONFIG_ATMEL_NAND_HW_PMECC 120#define CONFIG_PMECC_CAP 2 121#define CONFIG_PMECC_SECTOR_SIZE 512 122#define CONFIG_PMECC_INDEX_TABLE_OFFSET 0x8000 123 124#define CONFIG_CMD_NAND_TRIMFFS 125 126#endif 127 128#define CONFIG_MTD_PARTITIONS 129#define CONFIG_MTD_DEVICE 130#define CONFIG_CMD_MTDPARTS 131#define MTDIDS_DEFAULT "nand0=atmel_nand" 132#define MTDPARTS_DEFAULT \ 133 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \ 134 "256k(env),256k(env_redundant),256k(spare)," \ 135 "512k(dtb),6M(kernel)ro,-(rootfs)" 136 137#define CONFIG_EXTRA_ENV_SETTINGS \ 138 "console=console=ttyS0,115200\0" \ 139 "mtdparts="MTDPARTS_DEFAULT"\0" \ 140 "bootargs_nand=rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs rw\0"\ 141 "bootargs_mmc=root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait\0" 142 143/* MMC */ 144#ifdef CONFIG_CMD_MMC 145#define CONFIG_MMC 146#define CONFIG_GENERIC_MMC 147#define CONFIG_GENERIC_ATMEL_MCI 148#endif 149 150/* FAT */ 151#ifdef CONFIG_CMD_FAT 152#define CONFIG_DOS_PARTITION 153#endif 154 155/* Ethernet */ 156#define CONFIG_KS8851_MLL 157#define CONFIG_KS8851_MLL_BASEADDR 0x30000000 /* use NCS2 */ 158 159#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 160 161#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 162#define CONFIG_SYS_MEMTEST_END 0x26e00000 163 164/* USB host */ 165#ifdef CONFIG_CMD_USB 166#define CONFIG_USB_ATMEL 167#define CONFIG_USB_ATMEL_CLK_SEL_PLLB 168#define CONFIG_USB_OHCI_NEW 169#define CONFIG_SYS_USB_OHCI_CPU_INIT 170#define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI 171#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9n12" 172#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1 173#define CONFIG_USB_STORAGE 174#endif 175 176#ifdef CONFIG_SYS_USE_SPIFLASH 177 178/* bootstrap + u-boot + env + linux in dataflash on CS0 */ 179#define CONFIG_ENV_IS_IN_SPI_FLASH 180#define CONFIG_ENV_OFFSET 0x5000 181#define CONFIG_ENV_SIZE 0x3000 182#define CONFIG_ENV_SECT_SIZE 0x1000 183#define CONFIG_BOOTCOMMAND \ 184 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \ 185 "sf probe 0; sf read 0x22000000 0x100000 0x300000; " \ 186 "bootm 0x22000000" 187 188#elif defined(CONFIG_SYS_USE_NANDFLASH) 189 190/* bootstrap + u-boot + env + linux in nandflash */ 191#define CONFIG_ENV_IS_IN_NAND 192#define CONFIG_ENV_OFFSET 0xc0000 193#define CONFIG_ENV_OFFSET_REDUND 0x100000 194#define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ 195#define CONFIG_BOOTCOMMAND \ 196 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \ 197 "nand read 0x21000000 0x180000 0x080000;" \ 198 "nand read 0x22000000 0x200000 0x400000;" \ 199 "bootm 0x22000000 - 0x21000000" 200 201#else /* CONFIG_SYS_USE_MMC */ 202 203/* bootstrap + u-boot + env + linux in mmc */ 204#define CONFIG_ENV_IS_IN_MMC 205/* For FAT system, most cases it should be in the reserved sector */ 206#define CONFIG_ENV_OFFSET 0x2000 207#define CONFIG_ENV_SIZE 0x1000 208#define CONFIG_SYS_MMC_ENV_DEV 0 209#define CONFIG_BOOTCOMMAND \ 210 "setenv bootargs ${console} ${mtdparts} ${bootargs_mmc};" \ 211 "fatload mmc 0:1 0x21000000 dtb;" \ 212 "fatload mmc 0:1 0x22000000 uImage;" \ 213 "bootm 0x22000000 - 0x21000000" 214 215#endif 216 217#define CONFIG_SYS_PROMPT "U-Boot> " 218#define CONFIG_SYS_CBSIZE 256 219#define CONFIG_SYS_MAXARGS 16 220#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) \ 221 + 16) 222#define CONFIG_SYS_LONGHELP 223#define CONFIG_CMDLINE_EDITING 224#define CONFIG_AUTO_COMPLETE 225#define CONFIG_SYS_HUSH_PARSER 226 227/* 228 * Size of malloc() pool 229 */ 230#define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024) 231#define CONFIG_STACKSIZE (32 * 1024) /* regular stack */ 232 233#endif 234