1 /* 2 * Copyright (C) 2015, Savoir-faire Linux Inc. 3 * 4 * Derived from MX51EVK code by 5 * Guennadi Liakhovetski <lg@denx.de> 6 * Freescale Semiconductor, Inc. 7 * 8 * Configuration settings for the TS4800 Board 9 * 10 * SPDX-License-Identifier: GPL-2.0+ 11 */ 12 13 #ifndef __CONFIG_H 14 #define __CONFIG_H 15 16 /* High Level Configuration Options */ 17 #define CONFIG_MX51 18 19 #define CONFIG_DISPLAY_BOARDINFO 20 21 #define CONFIG_SYS_NO_FLASH /* No NOR Flash */ 22 #define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is a 2nd stage bootloader */ 23 24 #define CONFIG_HW_WATCHDOG 25 26 #define CONFIG_MACH_TYPE MACH_TYPE_TS48XX 27 28 /* text base address used when linking */ 29 #define CONFIG_SYS_TEXT_BASE 0x90008000 30 31 #include <asm/arch/imx-regs.h> 32 33 /* enable passing of ATAGs */ 34 #define CONFIG_CMDLINE_TAG 35 #define CONFIG_SETUP_MEMORY_TAGS 36 #define CONFIG_INITRD_TAG 37 #define CONFIG_REVISION_TAG 38 39 /* 40 * Size of malloc() pool 41 */ 42 #define CONFIG_SYS_MALLOC_LEN (10 * 1024 * 1024) 43 44 /* 45 * Hardware drivers 46 */ 47 48 #define CONFIG_MXC_UART 49 #define CONFIG_MXC_UART_BASE UART1_BASE 50 #define CONFIG_MXC_GPIO 51 52 /* 53 * SPI Configs 54 * */ 55 #define CONFIG_HARD_SPI /* puts SPI: ready */ 56 #define CONFIG_MXC_SPI /* driver for the SPI controllers*/ 57 58 /* 59 * MMC Configs 60 * */ 61 #define CONFIG_FSL_ESDHC 62 #define CONFIG_SYS_FSL_ESDHC_ADDR MMC_SDHC1_BASE_ADDR 63 64 #define CONFIG_SYS_FSL_ERRATUM_ESDHC_A001 65 66 #define CONFIG_MMC 67 68 #define CONFIG_GENERIC_MMC 69 #define CONFIG_DOS_PARTITION 70 71 /* 72 * Eth Configs 73 */ 74 #define CONFIG_MII 75 #define CONFIG_PHYLIB 76 #define CONFIG_PHY_SMSC 77 78 #define CONFIG_FEC_MXC 79 #define IMX_FEC_BASE FEC_BASE_ADDR 80 #define CONFIG_ETHPRIME "FEC" 81 #define CONFIG_FEC_MXC_PHYADDR 0 82 83 /* allow to overwrite serial and ethaddr */ 84 #define CONFIG_ENV_OVERWRITE /* disable vendor parameters protection (serial#, ethaddr) */ 85 #define CONFIG_CONS_INDEX 1 /* use UART0 : used by serial driver */ 86 #define CONFIG_BAUDRATE 115200 87 88 /*********************************************************** 89 * Command definition 90 ***********************************************************/ 91 92 /* Environment variables */ 93 94 95 #define CONFIG_LOADADDR 0x91000000 /* loadaddr env var */ 96 97 #define CONFIG_EXTRA_ENV_SETTINGS \ 98 "script=boot.scr\0" \ 99 "image=zImage\0" \ 100 "fdt_file=imx51-ts4800.dtb\0" \ 101 "fdt_addr=0x90fe0000\0" \ 102 "mmcdev=0\0" \ 103 "mmcpart=2\0" \ 104 "mmcroot=/dev/mmcblk0p3 rootwait rw\0" \ 105 "mmcargs=setenv bootargs root=${mmcroot}\0" \ 106 "addtty=setenv bootargs ${bootargs} console=ttymxc0,${baudrate}\0" \ 107 "loadbootscript=" \ 108 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ 109 "bootscript=echo Running bootscript from mmc ...; " \ 110 "source\0" \ 111 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image};\0" \ 112 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \ 113 "mmcboot=echo Booting from mmc ...; " \ 114 "run mmcargs addtty; " \ 115 "if run loadfdt; then " \ 116 "bootz ${loadaddr} - ${fdt_addr}; " \ 117 "else " \ 118 "echo ERR: cannot load FDT; " \ 119 "fi; " 120 121 122 #define CONFIG_BOOTCOMMAND \ 123 "mmc dev ${mmcdev}; if mmc rescan; then " \ 124 "if run loadbootscript; then " \ 125 "run bootscript; " \ 126 "else " \ 127 "if run loadimage; then " \ 128 "run mmcboot; " \ 129 "fi; " \ 130 "fi; " \ 131 "fi; " 132 133 /* 134 * Miscellaneous configurable options 135 */ 136 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 137 #define CONFIG_AUTO_COMPLETE 138 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 139 /* Print Buffer Size */ 140 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) 141 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 142 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ 143 144 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR 145 146 #define CONFIG_CMDLINE_EDITING 147 148 /*----------------------------------------------------------------------- 149 * Physical Memory Map 150 */ 151 #define CONFIG_NR_DRAM_BANKS 1 152 #define PHYS_SDRAM_1 CSD0_BASE_ADDR 153 #define PHYS_SDRAM_1_SIZE (256 * 1024 * 1024) 154 155 #define CONFIG_SYS_SDRAM_BASE (PHYS_SDRAM_1) 156 #define CONFIG_SYS_INIT_RAM_ADDR (IRAM_BASE_ADDR) 157 #define CONFIG_SYS_INIT_RAM_SIZE (IRAM_SIZE) 158 159 #define CONFIG_BOARD_EARLY_INIT_F 160 161 #define CONFIG_SYS_INIT_SP_OFFSET \ 162 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 163 #define CONFIG_SYS_INIT_SP_ADDR \ 164 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET) 165 166 /* Low level init */ 167 #define CONFIG_SYS_DDR_CLKSEL 0 168 #define CONFIG_SYS_CLKTL_CBCDR 0x59E35100 169 #define CONFIG_SYS_MAIN_PWR_ON 170 171 /*----------------------------------------------------------------------- 172 * Environment organization 173 */ 174 175 #define CONFIG_ENV_OFFSET (6 * 64 * 1024) 176 #define CONFIG_ENV_SIZE (8 * 1024) 177 #define CONFIG_ENV_IS_IN_MMC 178 #define CONFIG_SYS_MMC_ENV_DEV 0 179 180 #endif 181