1 /* 2 * Common board functions for Siemens TAURUS (AT91SAM9G20) based boards 3 * (C) Copyright 2013 Siemens AG 4 * 5 * Based on: 6 * U-Boot file: include/configs/at91sam9260ek.h 7 * 8 * (C) Copyright 2007-2008 9 * Stelian Pop <stelian@popies.net> 10 * Lead Tech Design <www.leadtechdesign.com> 11 * 12 * SPDX-License-Identifier: GPL-2.0+ 13 */ 14 15 #ifndef __CONFIG_H 16 #define __CONFIG_H 17 18 /* 19 * SoC must be defined first, before hardware.h is included. 20 * In this case SoC is defined in boards.cfg. 21 */ 22 #include <asm/hardware.h> 23 24 #define MACH_TYPE_TAURUS 2067 25 #define MACH_TYPE_AXM 2068 26 27 #define CONFIG_SYS_GENERIC_BOARD 28 29 /* 30 * Warning: changing CONFIG_SYS_TEXT_BASE requires 31 * adapting the initial boot program. 32 * Since the linker has to swallow that define, we must use a pure 33 * hex number here! 34 */ 35 36 37 #define CONFIG_SYS_TEXT_BASE 0x21000000 38 39 /* ARM asynchronous clock */ 40 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */ 41 #define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* main clock xtal */ 42 43 /* Misc CPU related */ 44 #define CONFIG_ARCH_CPU_INIT 45 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 46 #define CONFIG_SETUP_MEMORY_TAGS 47 #define CONFIG_INITRD_TAG 48 #define CONFIG_SKIP_LOWLEVEL_INIT 49 #define CONFIG_BOARD_EARLY_INIT_F 50 #define CONFIG_DISPLAY_CPUINFO 51 52 #define CONFIG_CMD_BOOTZ 53 #define CONFIG_OF_LIBFDT 54 55 /* general purpose I/O */ 56 #define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */ 57 #define CONFIG_AT91_GPIO 58 #define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */ 59 60 /* serial console */ 61 #define CONFIG_ATMEL_USART 62 #define CONFIG_USART_BASE ATMEL_BASE_DBGU 63 #define CONFIG_USART_ID ATMEL_ID_SYS 64 #define CONFIG_BAUDRATE 115200 65 66 #define CONFIG_BOOTDELAY 3 67 68 /* 69 * Command line configuration. 70 */ 71 #include <config_cmd_default.h> 72 #undef CONFIG_CMD_BDI 73 #undef CONFIG_CMD_FPGA 74 #undef CONFIG_CMD_IMI 75 #undef CONFIG_CMD_IMLS 76 #undef CONFIG_CMD_LOADS 77 #undef CONFIG_CMD_SOURCE 78 79 #define CONFIG_CMD_PING 80 #define CONFIG_CMD_DHCP 81 #define CONFIG_CMD_NAND 82 83 /* 84 * SDRAM: 1 bank, min 32, max 128 MB 85 * Initialized before u-boot gets started. 86 */ 87 #define CONFIG_NR_DRAM_BANKS 1 88 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1 89 #define CONFIG_SYS_SDRAM_SIZE (128 * 1024 * 1024) 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_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE) 98 99 /* NAND flash */ 100 #ifdef CONFIG_CMD_NAND 101 #define CONFIG_NAND_ATMEL 102 #define CONFIG_SYS_MAX_NAND_DEVICE 1 103 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 104 #define CONFIG_SYS_NAND_DBW_8 105 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 106 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 107 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14 108 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13 109 #endif 110 111 /* NOR flash - no real flash on this board */ 112 #define CONFIG_SYS_NO_FLASH 1 113 114 /* Ethernet */ 115 #define CONFIG_MACB 116 #define CONFIG_RMII 117 #define CONFIG_AT91_WANTS_COMMON_PHY 118 119 /* USB */ 120 #if defined(CONFIG_BOARD_TAURUS) 121 #define CONFIG_USB_ATMEL 122 #define CONFIG_USB_OHCI_NEW 123 #define CONFIG_SYS_USB_OHCI_CPU_INIT 124 #define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000 125 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260" 126 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2 127 #define CONFIG_USB_STORAGE 128 #endif 129 130 /* SPI EEPROM */ 131 #define CONFIG_SPI 132 #define CONFIG_CMD_SPI 133 #define CONFIG_CMD_SF 134 #define CONFIG_SPI_FLASH 135 #define CONFIG_ATMEL_SPI 136 #define CONFIG_SPI_FLASH_STMICRO 137 #define TAURUS_SPI_MASK (1 << 4) 138 #define TAURUS_SPI_CS_PIN AT91_PIN_PA3 139 140 /* load address */ 141 #define CONFIG_SYS_LOAD_ADDR 0x22000000 142 143 /* bootstrap in spi flash , u-boot + env + linux in nandflash */ 144 #define CONFIG_ENV_IS_IN_NAND 145 #define CONFIG_ENV_OFFSET 0x100000 146 #define CONFIG_ENV_OFFSET_REDUND 0x180000 147 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ 148 #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0x200000 0x300000; bootm" 149 #define CONFIG_BOOTARGS \ 150 "console=ttyS0,115200 earlyprintk " \ 151 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \ 152 "256k(env),256k(env_redundant),256k(spare)," \ 153 "512k(dtb),6M(kernel)ro,-(rootfs) " \ 154 "root=/dev/mtdblock7 rw rootfstype=jffs2" 155 156 #define CONFIG_SYS_PROMPT "U-Boot> " 157 #define CONFIG_SYS_CBSIZE 256 158 #define CONFIG_SYS_MAXARGS 16 159 #define CONFIG_SYS_PBSIZE \ 160 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) 161 #define CONFIG_SYS_LONGHELP 162 #define CONFIG_CMDLINE_EDITING 163 #define CONFIG_AUTO_COMPLETE 164 165 /* 166 * Size of malloc() pool 167 */ 168 #define CONFIG_SYS_MALLOC_LEN \ 169 ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000) 170 171 /* Defines for SPL */ 172 #define CONFIG_SPL_FRAMEWORK 173 #define CONFIG_SPL_TEXT_BASE 0x0 174 #define CONFIG_SPL_MAX_SIZE (11 * 1024) 175 #define CONFIG_SPL_STACK (16 * 1024) 176 177 #define CONFIG_SPL_BSS_START_ADDR CONFIG_SPL_MAX_SIZE 178 #define CONFIG_SPL_BSS_MAX_SIZE (3 * 1024) 179 180 #define CONFIG_SPL_LIBCOMMON_SUPPORT 181 #define CONFIG_SPL_LIBGENERIC_SUPPORT 182 #define CONFIG_SPL_SERIAL_SUPPORT 183 184 #define CONFIG_SPL_BOARD_INIT 185 #define CONFIG_SPL_GPIO_SUPPORT 186 #define CONFIG_SYS_NAND_ENABLE_PIN_SPL (2*32 + 14) 187 #define CONFIG_SPL_NAND_SUPPORT 188 #define CONFIG_SYS_USE_NANDFLASH 1 189 #define CONFIG_SPL_NAND_DRIVERS 190 #define CONFIG_SPL_NAND_BASE 191 #define CONFIG_SPL_NAND_ECC 192 #define CONFIG_SPL_NAND_RAW_ONLY 193 #define CONFIG_SPL_NAND_SOFTECC 194 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x20000 195 #define CONFIG_SYS_NAND_U_BOOT_SIZE 0x80000 196 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 197 #define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE 198 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 199 200 #define CONFIG_SYS_NAND_SIZE (256*1024*1024) 201 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 202 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 203 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 204 CONFIG_SYS_NAND_PAGE_SIZE) 205 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 206 #define CONFIG_SYS_NAND_ECCSIZE 256 207 #define CONFIG_SYS_NAND_ECCBYTES 3 208 #define CONFIG_SYS_NAND_OOBSIZE 64 209 #define CONFIG_SYS_NAND_ECCPOS { 40, 41, 42, 43, 44, 45, 46, 47, \ 210 48, 49, 50, 51, 52, 53, 54, 55, \ 211 56, 57, 58, 59, 60, 61, 62, 63, } 212 213 214 #define CONFIG_SPL_ATMEL_SIZE 215 #define CONFIG_SYS_MASTER_CLOCK 132096000 216 #define AT91_PLL_LOCK_TIMEOUT 1000000 217 #define CONFIG_SYS_AT91_PLLA 0x202A3F01 218 #define CONFIG_SYS_MCKR 0x1300 219 #define CONFIG_SYS_MCKR_CSS (0x02 | CONFIG_SYS_MCKR) 220 #define CONFIG_SYS_AT91_PLLB 0x10193F05 221 #endif 222