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 #define CONFIG_MACH_TYPE MACH_TYPE_DEVKIT3250 17 18 #define CONFIG_SYS_ICACHE_OFF 19 #define CONFIG_SYS_DCACHE_OFF 20 #if !defined(CONFIG_SPL_BUILD) 21 #define CONFIG_SKIP_LOWLEVEL_INIT 22 #endif 23 24 /* 25 * Memory configurations 26 */ 27 #define CONFIG_NR_DRAM_BANKS 1 28 #define CONFIG_SYS_MALLOC_LEN SZ_1M 29 #define CONFIG_SYS_SDRAM_BASE EMC_DYCS0_BASE 30 #define CONFIG_SYS_SDRAM_SIZE SZ_64M 31 #define CONFIG_SYS_MEMTEST_START (CONFIG_SYS_SDRAM_BASE + SZ_32K) 32 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_TEXT_BASE - SZ_1M) 33 34 #define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + SZ_32K) 35 36 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + SZ_4K \ 37 - GENERATED_GBL_DATA_SIZE) 38 39 /* 40 * Serial Driver 41 */ 42 #define CONFIG_SYS_LPC32XX_UART 5 /* UART5 */ 43 44 /* 45 * DMA 46 */ 47 #if !defined(CONFIG_SPL_BUILD) 48 #define CONFIG_DMA_LPC32XX 49 #endif 50 51 /* 52 * I2C 53 */ 54 #define CONFIG_SYS_I2C 55 #define CONFIG_SYS_I2C_LPC32XX 56 #define CONFIG_SYS_I2C_SPEED 100000 57 58 /* 59 * GPIO 60 */ 61 #define CONFIG_LPC32XX_GPIO 62 63 /* 64 * SSP/SPI 65 */ 66 #define CONFIG_LPC32XX_SSP 67 #define CONFIG_LPC32XX_SSP_TIMEOUT 100000 68 69 /* 70 * Ethernet 71 */ 72 #define CONFIG_RMII 73 #define CONFIG_PHY_SMSC 74 #define CONFIG_LPC32XX_ETH 75 #define CONFIG_PHY_ADDR 0x1F 76 #define CONFIG_SYS_FAULT_ECHO_LINK_DOWN 77 78 /* 79 * NOR Flash 80 */ 81 #define CONFIG_SYS_MAX_FLASH_BANKS 1 82 #define CONFIG_SYS_MAX_FLASH_SECT 71 83 #define CONFIG_SYS_FLASH_BASE EMC_CS0_BASE 84 #define CONFIG_SYS_FLASH_SIZE SZ_4M 85 #define CONFIG_SYS_FLASH_CFI 86 87 /* 88 * NAND controller 89 */ 90 #define CONFIG_NAND_LPC32XX_SLC 91 #define CONFIG_SYS_NAND_BASE SLC_NAND_BASE 92 #define CONFIG_SYS_MAX_NAND_DEVICE 1 93 #define CONFIG_SYS_NAND_BASE_LIST { CONFIG_SYS_NAND_BASE } 94 95 /* 96 * NAND chip timings 97 */ 98 #define CONFIG_LPC32XX_NAND_SLC_WDR_CLKS 14 99 #define CONFIG_LPC32XX_NAND_SLC_WWIDTH 66666666 100 #define CONFIG_LPC32XX_NAND_SLC_WHOLD 200000000 101 #define CONFIG_LPC32XX_NAND_SLC_WSETUP 50000000 102 #define CONFIG_LPC32XX_NAND_SLC_RDR_CLKS 14 103 #define CONFIG_LPC32XX_NAND_SLC_RWIDTH 66666666 104 #define CONFIG_LPC32XX_NAND_SLC_RHOLD 200000000 105 #define CONFIG_LPC32XX_NAND_SLC_RSETUP 50000000 106 107 #define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000 108 #define CONFIG_SYS_NAND_PAGE_SIZE NAND_LARGE_BLOCK_PAGE_SIZE 109 #define CONFIG_SYS_NAND_USE_FLASH_BBT 110 111 /* 112 * USB 113 */ 114 #define CONFIG_USB_OHCI_LPC32XX 115 #define CONFIG_USB_ISP1301_I2C_ADDR 0x2d 116 117 /* 118 * U-Boot General Configurations 119 */ 120 #define CONFIG_SYS_LONGHELP 121 #define CONFIG_SYS_CBSIZE 1024 122 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 123 124 #define CONFIG_AUTO_COMPLETE 125 #define CONFIG_CMDLINE_EDITING 126 127 /* 128 * Pass open firmware flat tree 129 */ 130 131 /* 132 * Environment 133 */ 134 #define CONFIG_ENV_SIZE SZ_128K 135 #define CONFIG_ENV_OFFSET 0x000A0000 136 137 #define CONFIG_BOOTCOMMAND \ 138 "dhcp; " \ 139 "tftp ${loadaddr} ${serverip}:${tftpdir}/${bootfile}; " \ 140 "tftp ${dtbaddr} ${serverip}:${tftpdir}/devkit3250.dtb; " \ 141 "setenv nfsargs ip=dhcp root=/dev/nfs nfsroot=${serverip}:${nfsroot},tcp; " \ 142 "setenv bootargs ${bootargs} ${nfsargs} ${userargs}; " \ 143 "bootm ${loadaddr} - ${dtbaddr}" 144 145 #define CONFIG_EXTRA_ENV_SETTINGS \ 146 "autoload=no\0" \ 147 "ethaddr=00:01:90:00:C0:81\0" \ 148 "dtbaddr=0x81000000\0" \ 149 "nfsroot=/opt/projects/images/vladimir/oe/devkit3250/rootfs\0" \ 150 "tftpdir=vladimir/oe/devkit3250\0" \ 151 "userargs=oops=panic\0" 152 153 /* 154 * U-Boot Commands 155 */ 156 157 /* 158 * Boot Linux 159 */ 160 #define CONFIG_CMDLINE_TAG 161 #define CONFIG_SETUP_MEMORY_TAGS 162 163 #define CONFIG_BOOTFILE "uImage" 164 #define CONFIG_LOADADDR 0x80008000 165 166 /* 167 * SPL specific defines 168 */ 169 /* SPL will be executed at offset 0 */ 170 #define CONFIG_SPL_TEXT_BASE 0x00000000 171 172 /* SPL will use SRAM as stack */ 173 #define CONFIG_SPL_STACK 0x0000FFF8 174 175 /* Use the framework and generic lib */ 176 #define CONFIG_SPL_FRAMEWORK 177 178 /* SPL will use serial */ 179 180 /* SPL loads an image from NAND */ 181 #define CONFIG_SPL_NAND_RAW_ONLY 182 #define CONFIG_SPL_NAND_DRIVERS 183 184 #define CONFIG_SPL_NAND_ECC 185 #define CONFIG_SPL_NAND_SOFTECC 186 187 #define CONFIG_SPL_MAX_SIZE 0x20000 188 #define CONFIG_SPL_PAD_TO CONFIG_SPL_MAX_SIZE 189 190 /* U-Boot will be 0x60000 bytes, loaded and run at CONFIG_SYS_TEXT_BASE */ 191 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000 192 #define CONFIG_SYS_NAND_U_BOOT_SIZE 0x60000 193 194 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 195 #define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE 196 197 /* See common/spl/spl.c spl_set_header_raw_uboot() */ 198 #define CONFIG_SYS_MONITOR_LEN CONFIG_SYS_NAND_U_BOOT_SIZE 199 200 /* 201 * Include SoC specific configuration 202 */ 203 #include <asm/arch/config.h> 204 205 #endif /* __CONFIG_DEVKIT3250_H__*/ 206