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 #define CONFIG_MXC_SPI /* driver for the SPI controllers*/ 51 52 /* 53 * MMC Configs 54 * */ 55 #define CONFIG_FSL_ESDHC 56 #define CONFIG_SYS_FSL_ESDHC_ADDR MMC_SDHC1_BASE_ADDR 57 58 /* 59 * Eth Configs 60 */ 61 #define CONFIG_MII 62 #define CONFIG_PHY_SMSC 63 64 #define CONFIG_FEC_MXC 65 #define IMX_FEC_BASE FEC_BASE_ADDR 66 #define CONFIG_ETHPRIME "FEC" 67 #define CONFIG_FEC_MXC_PHYADDR 0 68 69 /* allow to overwrite serial and ethaddr */ 70 #define CONFIG_ENV_OVERWRITE /* disable vendor parameters protection (serial#, ethaddr) */ 71 #define CONFIG_CONS_INDEX 1 /* use UART0 : used by serial driver */ 72 73 /*********************************************************** 74 * Command definition 75 ***********************************************************/ 76 77 /* Environment variables */ 78 79 80 #define CONFIG_LOADADDR 0x91000000 /* loadaddr env var */ 81 82 #define CONFIG_EXTRA_ENV_SETTINGS \ 83 "script=boot.scr\0" \ 84 "image=zImage\0" \ 85 "fdt_file=imx51-ts4800.dtb\0" \ 86 "fdt_addr=0x90fe0000\0" \ 87 "mmcdev=0\0" \ 88 "mmcpart=2\0" \ 89 "mmcroot=/dev/mmcblk0p3 rootwait rw\0" \ 90 "mmcargs=setenv bootargs root=${mmcroot}\0" \ 91 "addtty=setenv bootargs ${bootargs} console=ttymxc0,${baudrate}\0" \ 92 "loadbootscript=" \ 93 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ 94 "bootscript=echo Running bootscript from mmc ...; " \ 95 "source\0" \ 96 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image};\0" \ 97 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \ 98 "mmcboot=echo Booting from mmc ...; " \ 99 "run mmcargs addtty; " \ 100 "if run loadfdt; then " \ 101 "bootz ${loadaddr} - ${fdt_addr}; " \ 102 "else " \ 103 "echo ERR: cannot load FDT; " \ 104 "fi; " 105 106 107 #define CONFIG_BOOTCOMMAND \ 108 "mmc dev ${mmcdev}; if mmc rescan; then " \ 109 "if run loadbootscript; then " \ 110 "run bootscript; " \ 111 "else " \ 112 "if run loadimage; then " \ 113 "run mmcboot; " \ 114 "fi; " \ 115 "fi; " \ 116 "fi; " 117 118 /* 119 * Miscellaneous configurable options 120 */ 121 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 122 #define CONFIG_AUTO_COMPLETE 123 124 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR 125 126 #define CONFIG_CMDLINE_EDITING 127 128 /*----------------------------------------------------------------------- 129 * Physical Memory Map 130 */ 131 #define CONFIG_NR_DRAM_BANKS 1 132 #define PHYS_SDRAM_1 CSD0_BASE_ADDR 133 #define PHYS_SDRAM_1_SIZE (256 * 1024 * 1024) 134 135 #define CONFIG_SYS_SDRAM_BASE (PHYS_SDRAM_1) 136 #define CONFIG_SYS_INIT_RAM_ADDR (IRAM_BASE_ADDR) 137 #define CONFIG_SYS_INIT_RAM_SIZE (IRAM_SIZE) 138 139 #define CONFIG_SYS_INIT_SP_OFFSET \ 140 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 141 #define CONFIG_SYS_INIT_SP_ADDR \ 142 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET) 143 144 /* Low level init */ 145 #define CONFIG_SYS_DDR_CLKSEL 0 146 #define CONFIG_SYS_CLKTL_CBCDR 0x59E35100 147 #define CONFIG_SYS_MAIN_PWR_ON 148 149 /*----------------------------------------------------------------------- 150 * Environment organization 151 */ 152 153 #define CONFIG_ENV_OFFSET (6 * 64 * 1024) 154 #define CONFIG_ENV_SIZE (8 * 1024) 155 #define CONFIG_SYS_MMC_ENV_DEV 0 156 157 #endif 158