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/* ARM asynchronous clock */ 14#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */ 15#define CONFIG_SYS_AT91_MAIN_CLOCK 16000000 /* main clock xtal */ 16 17/* Misc CPU related */ 18#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 19#define CONFIG_SETUP_MEMORY_TAGS 20#define CONFIG_INITRD_TAG 21#define CONFIG_SKIP_LOWLEVEL_INIT 22 23/* LCD */ 24#define LCD_BPP LCD_COLOR16 25#define LCD_OUTPUT_BPP 24 26#define CONFIG_LCD_LOGO 27#define CONFIG_LCD_INFO 28#define CONFIG_LCD_INFO_BELOW_LOGO 29#define CONFIG_ATMEL_HLCD 30#define CONFIG_ATMEL_LCD_RGB565 31 32/* 33 * BOOTP options 34 */ 35#define CONFIG_BOOTP_BOOTFILESIZE 36 37#define CONFIG_NR_DRAM_BANKS 1 38#define CONFIG_SYS_SDRAM_BASE 0x20000000 39#define CONFIG_SYS_SDRAM_SIZE 0x08000000 40 41/* 42 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM, 43 * leaving the correct space for initial global data structure above 44 * that address while providing maximum stack area below. 45 */ 46# define CONFIG_SYS_INIT_SP_ADDR \ 47 (0x00300000 + 16 * 1024 - GENERATED_GBL_DATA_SIZE) 48 49/* DataFlash */ 50#ifdef CONFIG_CMD_SF 51#define CONFIG_SF_DEFAULT_SPEED 30000000 52#endif 53 54/* NAND flash */ 55#ifdef CONFIG_CMD_NAND 56#define CONFIG_NAND_ATMEL 57#define CONFIG_SYS_MAX_NAND_DEVICE 1 58#define CONFIG_SYS_NAND_BASE 0x40000000 59#define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 60#define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 61#define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PD(4) 62#define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PD(5) 63#endif 64 65/* PMECC & PMERRLOC */ 66#define CONFIG_ATMEL_NAND_HWECC 67#define CONFIG_ATMEL_NAND_HW_PMECC 68#define CONFIG_PMECC_CAP 2 69#define CONFIG_PMECC_SECTOR_SIZE 512 70 71#define CONFIG_MTD_PARTITIONS 72#define CONFIG_MTD_DEVICE 73 74#define CONFIG_EXTRA_ENV_SETTINGS \ 75 "console=console=ttyS0,115200\0" \ 76 "mtdparts="CONFIG_MTDPARTS_DEFAULT"\0" \ 77 "bootargs_nand=rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs rw\0"\ 78 "bootargs_mmc=root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait\0" 79 80/* Ethernet */ 81#define CONFIG_KS8851_MLL 82#define CONFIG_KS8851_MLL_BASEADDR 0x30000000 /* use NCS2 */ 83 84#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 85 86#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 87#define CONFIG_SYS_MEMTEST_END 0x26e00000 88 89/* USB host */ 90#ifdef CONFIG_CMD_USB 91#define CONFIG_USB_ATMEL 92#define CONFIG_USB_ATMEL_CLK_SEL_PLLB 93#define CONFIG_USB_OHCI_NEW 94#define CONFIG_SYS_USB_OHCI_CPU_INIT 95#define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI 96#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9n12" 97#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1 98#endif 99 100#ifdef CONFIG_SPI_BOOT 101 102/* bootstrap + u-boot + env + linux in dataflash on CS0 */ 103#define CONFIG_ENV_OFFSET 0x5000 104#define CONFIG_ENV_SIZE 0x3000 105#define CONFIG_ENV_SECT_SIZE 0x1000 106#define CONFIG_BOOTCOMMAND \ 107 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \ 108 "sf probe 0; sf read 0x22000000 0x100000 0x300000; " \ 109 "bootm 0x22000000" 110 111#elif defined(CONFIG_NAND_BOOT) 112 113/* bootstrap + u-boot + env + linux in nandflash */ 114#define CONFIG_ENV_OFFSET 0x120000 115#define CONFIG_ENV_OFFSET_REDUND 0x100000 116#define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ 117#define CONFIG_BOOTCOMMAND \ 118 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \ 119 "nand read 0x21000000 0x180000 0x080000;" \ 120 "nand read 0x22000000 0x200000 0x400000;" \ 121 "bootm 0x22000000 - 0x21000000" 122 123#else /* CONFIG_SD_BOOT */ 124 125/* bootstrap + u-boot + env + linux in mmc */ 126 127#ifdef CONFIG_ENV_IS_IN_MMC 128/* Use raw reserved sectors to save environment */ 129#define CONFIG_ENV_OFFSET 0x2000 130#define CONFIG_ENV_SIZE 0x1000 131#define CONFIG_SYS_MMC_ENV_DEV 0 132#else 133/* Use file in FAT file to save environment */ 134#define CONFIG_ENV_SIZE 0x4000 135#endif 136 137#define CONFIG_BOOTCOMMAND \ 138 "setenv bootargs ${console} ${mtdparts} ${bootargs_mmc};" \ 139 "fatload mmc 0:1 0x21000000 dtb;" \ 140 "fatload mmc 0:1 0x22000000 uImage;" \ 141 "bootm 0x22000000 - 0x21000000" 142 143#endif 144 145/* 146 * Size of malloc() pool 147 */ 148#define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024) 149 150/* SPL */ 151#define CONFIG_SPL_TEXT_BASE 0x300000 152#define CONFIG_SPL_MAX_SIZE 0x6000 153#define CONFIG_SPL_STACK 0x308000 154 155#define CONFIG_SPL_BSS_START_ADDR 0x20000000 156#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 157#define CONFIG_SYS_SPL_MALLOC_START 0x20080000 158#define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 159 160#define CONFIG_SYS_MONITOR_LEN (512 << 10) 161 162#define CONFIG_SYS_MASTER_CLOCK 132096000 163#define CONFIG_SYS_AT91_PLLA 0x20953f03 164#define CONFIG_SYS_MCKR 0x1301 165#define CONFIG_SYS_MCKR_CSS 0x1302 166 167#ifdef CONFIG_SD_BOOT 168#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 169#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 170 171#elif CONFIG_SYS_USE_NANDFLASH 172#elif CONFIG_SPI_BOOT 173#define CONFIG_SPL_SPI_LOAD 174#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x8400 175 176#elif CONFIG_NAND_BOOT 177#define CONFIG_SPL_NAND_DRIVERS 178#define CONFIG_SPL_NAND_BASE 179#endif 180#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000 181#define CONFIG_SYS_NAND_5_ADDR_CYCLE 182#define CONFIG_SYS_NAND_PAGE_SIZE 0x800 183#define CONFIG_SYS_NAND_PAGE_COUNT 64 184#define CONFIG_SYS_NAND_OOBSIZE 64 185#define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000 186#define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0 187#define CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER 188 189#endif 190