1 /* 2 * Embest/Timll DevKit3250 board configuration file 3 * 4 * Copyright (C) 2011-2015 Vladimir Zapolskiy <vz@mleia.com> 5 * 6 * SPDX-License-Identifier: GPL-2.0+ 7 */ 8 9 #ifndef __CONFIG_DEVKIT3250_H__ 10 #define __CONFIG_DEVKIT3250_H__ 11 12 /* SoC and board defines */ 13 #include <linux/sizes.h> 14 #include <asm/arch/cpu.h> 15 16 /* 17 * Define DevKit3250 machine type by hand until it lands in mach-types 18 */ 19 #define MACH_TYPE_DEVKIT3250 3697 20 #define CONFIG_MACH_TYPE MACH_TYPE_DEVKIT3250 21 22 #define CONFIG_SYS_ICACHE_OFF 23 #define CONFIG_SYS_DCACHE_OFF 24 #if !defined(CONFIG_SPL_BUILD) 25 #define CONFIG_SKIP_LOWLEVEL_INIT 26 #endif 27 #define CONFIG_BOARD_EARLY_INIT_F 28 29 /* 30 * Memory configurations 31 */ 32 #define CONFIG_NR_DRAM_BANKS 1 33 #define CONFIG_SYS_MALLOC_LEN SZ_1M 34 #define CONFIG_SYS_SDRAM_BASE EMC_DYCS0_BASE 35 #define CONFIG_SYS_SDRAM_SIZE SZ_64M 36 #define CONFIG_SYS_TEXT_BASE 0x83FA0000 37 #define CONFIG_SYS_MEMTEST_START (CONFIG_SYS_SDRAM_BASE + SZ_32K) 38 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_TEXT_BASE - SZ_1M) 39 40 #define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + SZ_32K) 41 42 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + SZ_4K \ 43 - GENERATED_GBL_DATA_SIZE) 44 45 /* 46 * Serial Driver 47 */ 48 #define CONFIG_SYS_LPC32XX_UART 5 /* UART5 */ 49 #define CONFIG_BAUDRATE 115200 50 51 /* 52 * I2C 53 */ 54 #define CONFIG_SYS_I2C 55 #define CONFIG_SYS_I2C_LPC32XX 56 #define CONFIG_SYS_I2C_SPEED 100000 57 #define CONFIG_CMD_I2C 58 59 /* 60 * GPIO 61 */ 62 #define CONFIG_LPC32XX_GPIO 63 #define CONFIG_CMD_GPIO 64 65 /* 66 * SSP/SPI 67 */ 68 #define CONFIG_LPC32XX_SSP 69 #define CONFIG_LPC32XX_SSP_TIMEOUT 100000 70 #define CONFIG_CMD_SPI 71 72 /* 73 * Ethernet 74 */ 75 #define CONFIG_RMII 76 #define CONFIG_PHY_SMSC 77 #define CONFIG_LPC32XX_ETH 78 #define CONFIG_PHYLIB 79 #define CONFIG_PHY_ADDR 0x1F 80 #define CONFIG_SYS_FAULT_ECHO_LINK_DOWN 81 #define CONFIG_CMD_MII 82 #define CONFIG_CMD_PING 83 #define CONFIG_CMD_DHCP 84 85 /* 86 * NOR Flash 87 */ 88 #define CONFIG_SYS_MAX_FLASH_BANKS 1 89 #define CONFIG_SYS_MAX_FLASH_SECT 71 90 #define CONFIG_SYS_FLASH_BASE EMC_CS0_BASE 91 #define CONFIG_SYS_FLASH_SIZE SZ_4M 92 #define CONFIG_SYS_FLASH_CFI 93 94 /* 95 * NAND controller 96 */ 97 #define CONFIG_NAND_LPC32XX_SLC 98 #define CONFIG_SYS_NAND_BASE SLC_NAND_BASE 99 #define CONFIG_SYS_MAX_NAND_DEVICE 1 100 #define CONFIG_SYS_NAND_BASE_LIST { CONFIG_SYS_NAND_BASE } 101 102 /* 103 * NAND chip timings 104 */ 105 #define CONFIG_LPC32XX_NAND_SLC_WDR_CLKS 14 106 #define CONFIG_LPC32XX_NAND_SLC_WWIDTH 66666666 107 #define CONFIG_LPC32XX_NAND_SLC_WHOLD 200000000 108 #define CONFIG_LPC32XX_NAND_SLC_WSETUP 50000000 109 #define CONFIG_LPC32XX_NAND_SLC_RDR_CLKS 14 110 #define CONFIG_LPC32XX_NAND_SLC_RWIDTH 66666666 111 #define CONFIG_LPC32XX_NAND_SLC_RHOLD 200000000 112 #define CONFIG_LPC32XX_NAND_SLC_RSETUP 50000000 113 114 #define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000 115 #define CONFIG_SYS_NAND_PAGE_SIZE NAND_LARGE_BLOCK_PAGE_SIZE 116 #define CONFIG_SYS_NAND_USE_FLASH_BBT 117 118 #define CONFIG_CMD_NAND 119 120 /* 121 * U-Boot General Configurations 122 */ 123 #define CONFIG_SYS_LONGHELP 124 #define CONFIG_SYS_CBSIZE 1024 125 #define CONFIG_SYS_PBSIZE \ 126 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) 127 #define CONFIG_SYS_MAXARGS 16 128 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 129 130 #define CONFIG_AUTO_COMPLETE 131 #define CONFIG_CMDLINE_EDITING 132 #define CONFIG_VERSION_VARIABLE 133 #define CONFIG_DISPLAY_CPUINFO 134 #define CONFIG_DOS_PARTITION 135 136 /* 137 * Pass open firmware flat tree 138 */ 139 #define CONFIG_OF_LIBFDT 140 141 /* 142 * Environment 143 */ 144 #define CONFIG_ENV_IS_IN_NAND 1 145 #define CONFIG_ENV_SIZE SZ_128K 146 #define CONFIG_ENV_OFFSET 0x000A0000 147 148 #define CONFIG_BOOTCOMMAND \ 149 "dhcp; " \ 150 "tftp ${loadaddr} ${serverip}:${tftpdir}/${bootfile}; " \ 151 "tftp ${dtbaddr} ${serverip}:${tftpdir}/devkit3250.dtb; " \ 152 "setenv nfsargs ip=dhcp root=/dev/nfs nfsroot=${serverip}:${nfsroot},tcp; " \ 153 "setenv bootargs ${bootargs} ${nfsargs} ${userargs}; " \ 154 "bootm ${loadaddr} - ${dtbaddr}" 155 156 #define CONFIG_EXTRA_ENV_SETTINGS \ 157 "autoload=no\0" \ 158 "ethaddr=00:01:90:00:C0:81\0" \ 159 "dtbaddr=0x81000000\0" \ 160 "nfsroot=/opt/projects/images/vladimir/oe/devkit3250/rootfs\0" \ 161 "tftpdir=vladimir/oe/devkit3250\0" \ 162 "userargs=oops=panic\0" 163 164 /* 165 * U-Boot Commands 166 */ 167 #define CONFIG_CMD_CACHE 168 169 /* 170 * Boot Linux 171 */ 172 #define CONFIG_CMDLINE_TAG 173 #define CONFIG_SETUP_MEMORY_TAGS 174 #define CONFIG_ZERO_BOOTDELAY_CHECK 175 #define CONFIG_BOOTDELAY 1 176 177 #define CONFIG_BOOTFILE "uImage" 178 #define CONFIG_BOOTARGS "console=ttyS0,115200n8" 179 #define CONFIG_LOADADDR 0x80008000 180 181 /* 182 * SPL specific defines 183 */ 184 /* SPL will be executed at offset 0 */ 185 #define CONFIG_SPL_TEXT_BASE 0x00000000 186 187 /* SPL will use SRAM as stack */ 188 #define CONFIG_SPL_STACK 0x0000FFF8 189 #define CONFIG_SPL_BOARD_INIT 190 191 /* Use the framework and generic lib */ 192 #define CONFIG_SPL_FRAMEWORK 193 #define CONFIG_SPL_LIBGENERIC_SUPPORT 194 #define CONFIG_SPL_LIBCOMMON_SUPPORT 195 196 /* SPL will use serial */ 197 #define CONFIG_SPL_SERIAL_SUPPORT 198 199 /* SPL loads an image from NAND */ 200 #define CONFIG_SPL_NAND_SIMPLE 201 #define CONFIG_SPL_NAND_RAW_ONLY 202 #define CONFIG_SPL_NAND_SUPPORT 203 #define CONFIG_SPL_NAND_DRIVERS 204 205 #define CONFIG_SPL_NAND_ECC 206 #define CONFIG_SPL_NAND_SOFTECC 207 208 #define CONFIG_SPL_MAX_SIZE 0x20000 209 #define CONFIG_SPL_PAD_TO CONFIG_SPL_MAX_SIZE 210 211 /* U-Boot will be 0x60000 bytes, loaded and run at CONFIG_SYS_TEXT_BASE */ 212 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000 213 #define CONFIG_SYS_NAND_U_BOOT_SIZE 0x60000 214 215 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 216 #define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE 217 218 /* See common/spl/spl.c spl_set_header_raw_uboot() */ 219 #define CONFIG_SYS_MONITOR_LEN CONFIG_SYS_NAND_U_BOOT_SIZE 220 221 /* 222 * Include SoC specific configuration 223 */ 224 #include <asm/arch/config.h> 225 226 #endif /* __CONFIG_DEVKIT3250_H__*/ 227