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 18 #define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is a 2nd stage bootloader */ 19 20 #define CONFIG_HW_WATCHDOG 21 22 #define CONFIG_MACH_TYPE MACH_TYPE_TS48XX 23 24 /* text base address used when linking */ 25 #define CONFIG_SYS_TEXT_BASE 0x90008000 26 27 #include <asm/arch/imx-regs.h> 28 29 /* enable passing of ATAGs */ 30 #define CONFIG_CMDLINE_TAG 31 #define CONFIG_SETUP_MEMORY_TAGS 32 #define CONFIG_INITRD_TAG 33 #define CONFIG_REVISION_TAG 34 35 /* 36 * Size of malloc() pool 37 */ 38 #define CONFIG_SYS_MALLOC_LEN (10 * 1024 * 1024) 39 40 /* 41 * Hardware drivers 42 */ 43 44 #define CONFIG_MXC_UART 45 #define CONFIG_MXC_UART_BASE UART1_BASE 46 47 /* 48 * SPI Configs 49 * */ 50 #define CONFIG_HARD_SPI /* puts SPI: ready */ 51 #define CONFIG_MXC_SPI /* driver for the SPI controllers*/ 52 53 /* 54 * MMC Configs 55 * */ 56 #define CONFIG_FSL_ESDHC 57 #define CONFIG_SYS_FSL_ESDHC_ADDR MMC_SDHC1_BASE_ADDR 58 59 /* 60 * Eth Configs 61 */ 62 #define CONFIG_MII 63 #define CONFIG_PHY_SMSC 64 65 #define CONFIG_FEC_MXC 66 #define IMX_FEC_BASE FEC_BASE_ADDR 67 #define CONFIG_ETHPRIME "FEC" 68 #define CONFIG_FEC_MXC_PHYADDR 0 69 70 /* allow to overwrite serial and ethaddr */ 71 #define CONFIG_ENV_OVERWRITE /* disable vendor parameters protection (serial#, ethaddr) */ 72 #define CONFIG_CONS_INDEX 1 /* use UART0 : used by serial driver */ 73 74 /*********************************************************** 75 * Command definition 76 ***********************************************************/ 77 78 /* Environment variables */ 79 80 81 #define CONFIG_LOADADDR 0x91000000 /* loadaddr env var */ 82 83 #define CONFIG_EXTRA_ENV_SETTINGS \ 84 "script=boot.scr\0" \ 85 "image=zImage\0" \ 86 "fdt_file=imx51-ts4800.dtb\0" \ 87 "fdt_addr=0x90fe0000\0" \ 88 "mmcdev=0\0" \ 89 "mmcpart=2\0" \ 90 "mmcroot=/dev/mmcblk0p3 rootwait rw\0" \ 91 "mmcargs=setenv bootargs root=${mmcroot}\0" \ 92 "addtty=setenv bootargs ${bootargs} console=ttymxc0,${baudrate}\0" \ 93 "loadbootscript=" \ 94 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ 95 "bootscript=echo Running bootscript from mmc ...; " \ 96 "source\0" \ 97 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image};\0" \ 98 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \ 99 "mmcboot=echo Booting from mmc ...; " \ 100 "run mmcargs addtty; " \ 101 "if run loadfdt; then " \ 102 "bootz ${loadaddr} - ${fdt_addr}; " \ 103 "else " \ 104 "echo ERR: cannot load FDT; " \ 105 "fi; " 106 107 108 #define CONFIG_BOOTCOMMAND \ 109 "mmc dev ${mmcdev}; if mmc rescan; then " \ 110 "if run loadbootscript; then " \ 111 "run bootscript; " \ 112 "else " \ 113 "if run loadimage; then " \ 114 "run mmcboot; " \ 115 "fi; " \ 116 "fi; " \ 117 "fi; " 118 119 /* 120 * Miscellaneous configurable options 121 */ 122 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 123 #define CONFIG_AUTO_COMPLETE 124 125 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR 126 127 #define CONFIG_CMDLINE_EDITING 128 129 /*----------------------------------------------------------------------- 130 * Physical Memory Map 131 */ 132 #define CONFIG_NR_DRAM_BANKS 1 133 #define PHYS_SDRAM_1 CSD0_BASE_ADDR 134 #define PHYS_SDRAM_1_SIZE (256 * 1024 * 1024) 135 136 #define CONFIG_SYS_SDRAM_BASE (PHYS_SDRAM_1) 137 #define CONFIG_SYS_INIT_RAM_ADDR (IRAM_BASE_ADDR) 138 #define CONFIG_SYS_INIT_RAM_SIZE (IRAM_SIZE) 139 140 #define CONFIG_SYS_INIT_SP_OFFSET \ 141 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 142 #define CONFIG_SYS_INIT_SP_ADDR \ 143 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET) 144 145 /* Low level init */ 146 #define CONFIG_SYS_DDR_CLKSEL 0 147 #define CONFIG_SYS_CLKTL_CBCDR 0x59E35100 148 #define CONFIG_SYS_MAIN_PWR_ON 149 150 /*----------------------------------------------------------------------- 151 * Environment organization 152 */ 153 154 #define CONFIG_ENV_OFFSET (6 * 64 * 1024) 155 #define CONFIG_ENV_SIZE (8 * 1024) 156 #define CONFIG_SYS_MMC_ENV_DEV 0 157 158 #endif 159