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_CPUINFO 20 #define CONFIG_DISPLAY_BOARDINFO 21 22 #define CONFIG_SYS_NO_FLASH /* No NOR Flash */ 23 #define CONFIG_SKIP_LOWLEVEL_INIT /* U-boot is a 2nd stage bootloader */ 24 25 #define CONFIG_HW_WATCHDOG 26 27 #define CONFIG_MACH_TYPE MACH_TYPE_TS48XX 28 29 /* text base address used when linking */ 30 #define CONFIG_SYS_TEXT_BASE 0x90008000 31 32 #include <asm/arch/imx-regs.h> 33 34 /* enable passing of ATAGs */ 35 #define CONFIG_CMDLINE_TAG 36 #define CONFIG_SETUP_MEMORY_TAGS 37 #define CONFIG_INITRD_TAG 38 #define CONFIG_REVISION_TAG 39 40 /* use common/board_f.c instead of arch/<arch>/lib/<board>.c */ 41 #define CONFIG_SYS_GENERIC_BOARD 42 43 /* 44 * Size of malloc() pool 45 */ 46 #define CONFIG_SYS_MALLOC_LEN (10 * 1024 * 1024) 47 48 /* 49 * Hardware drivers 50 */ 51 52 #define CONFIG_MXC_UART 53 #define CONFIG_MXC_UART_BASE UART1_BASE 54 #define CONFIG_MXC_GPIO 55 56 /* 57 * SPI Configs 58 * */ 59 #define CONFIG_HARD_SPI /* puts SPI: ready */ 60 #define CONFIG_MXC_SPI /* driver for the SPI controllers*/ 61 #define CONFIG_CMD_SPI /* SPI serial bus support */ 62 63 /* 64 * MMC Configs 65 * */ 66 #define CONFIG_FSL_ESDHC 67 #define CONFIG_SYS_FSL_ESDHC_ADDR MMC_SDHC1_BASE_ADDR 68 69 #define CONFIG_MMC 70 71 #define CONFIG_CMD_MMC 72 #define CONFIG_GENERIC_MMC 73 #define CONFIG_CMD_FAT 74 #define CONFIG_DOS_PARTITION 75 76 /* allow to overwrite serial and ethaddr */ 77 #define CONFIG_ENV_OVERWRITE /* disable vendor parameters protection (serial#, ethaddr) */ 78 #define CONFIG_CONS_INDEX 1 /* use UART0 : used by serial driver */ 79 #define CONFIG_BAUDRATE 115200 80 81 /*********************************************************** 82 * Command definition 83 ***********************************************************/ 84 85 #define CONFIG_CMD_BOOTZ 86 #undef CONFIG_CMD_IMLS 87 88 /* Environment variables */ 89 90 #define CONFIG_BOOTDELAY 1 91 92 #define CONFIG_LOADADDR 0x91000000 /* loadaddr env var */ 93 94 #define CONFIG_EXTRA_ENV_SETTINGS \ 95 "script=boot.scr\0" \ 96 "image=uImage\0" \ 97 "mmcdev=0\0" \ 98 "mmcpart=1\0" \ 99 "mmcargs=setenv bootargs root=/dev/mmcblk0p2 rootwait rw\0" \ 100 "addtty=setenv bootargs ${bootargs} console=ttymxc0,${baudrate}\0" \ 101 "loadbootscript=" \ 102 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ 103 "bootscript=echo Running bootscript from mmc ...; " \ 104 "source\0" \ 105 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image};\0" \ 106 "mmcboot=echo Booting from mmc ...; " \ 107 "run mmcargs addtty; " \ 108 "bootm; " 109 110 #define CONFIG_BOOTCOMMAND \ 111 "mmc dev ${mmcdev}; if mmc rescan; then " \ 112 "if run loadbootscript; then " \ 113 "run bootscript; " \ 114 "else " \ 115 "if run loadimage; then " \ 116 "run mmcboot; " \ 117 "fi; " \ 118 "fi; " \ 119 "fi; " 120 121 /* 122 * Miscellaneous configurable options 123 */ 124 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 125 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */ 126 #define CONFIG_AUTO_COMPLETE 127 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 128 /* Print Buffer Size */ 129 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) 130 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 131 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ 132 133 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR 134 135 #define CONFIG_CMDLINE_EDITING 136 137 /*----------------------------------------------------------------------- 138 * Physical Memory Map 139 */ 140 #define CONFIG_NR_DRAM_BANKS 1 141 #define PHYS_SDRAM_1 CSD0_BASE_ADDR 142 #define PHYS_SDRAM_1_SIZE (256 * 1024 * 1024) 143 144 #define CONFIG_SYS_SDRAM_BASE (PHYS_SDRAM_1) 145 #define CONFIG_SYS_INIT_RAM_ADDR (IRAM_BASE_ADDR) 146 #define CONFIG_SYS_INIT_RAM_SIZE (IRAM_SIZE) 147 148 #define CONFIG_BOARD_EARLY_INIT_F 149 150 #define CONFIG_SYS_INIT_SP_OFFSET \ 151 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 152 #define CONFIG_SYS_INIT_SP_ADDR \ 153 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET) 154 155 /* Low level init */ 156 #define CONFIG_SYS_DDR_CLKSEL 0 157 #define CONFIG_SYS_CLKTL_CBCDR 0x59E35100 158 #define CONFIG_SYS_MAIN_PWR_ON 159 160 /*----------------------------------------------------------------------- 161 * Environment organization 162 */ 163 164 #define CONFIG_ENV_OFFSET (6 * 64 * 1024) 165 #define CONFIG_ENV_SIZE (8 * 1024) 166 #define CONFIG_ENV_IS_IN_MMC 167 #define CONFIG_SYS_MMC_ENV_DEV 0 168 169 #endif 170