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