1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Copyright (C) 2007, Guennadi Liakhovetski <lg@denx.de> 4 * 5 * (C) Copyright 2009 Freescale Semiconductor, Inc. 6 * 7 * Configuration settings for the MX51EVK Board 8 */ 9 10 #ifndef __CONFIG_H 11 #define __CONFIG_H 12 13 /* High Level Configuration Options */ 14 15 #define CONFIG_SYS_FSL_CLK 16 17 #include <asm/arch/imx-regs.h> 18 19 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 20 #define CONFIG_SETUP_MEMORY_TAGS 21 #define CONFIG_INITRD_TAG 22 #define CONFIG_REVISION_TAG 23 24 #define CONFIG_MACH_TYPE MACH_TYPE_MX51_BABBAGE 25 /* 26 * Size of malloc() pool 27 */ 28 #define CONFIG_SYS_MALLOC_LEN (10 * 1024 * 1024) 29 30 /* 31 * Hardware drivers 32 */ 33 #define CONFIG_FSL_IIM 34 35 #define CONFIG_MXC_UART_BASE UART1_BASE 36 37 /* PMIC Controller */ 38 #define CONFIG_POWER 39 #define CONFIG_POWER_SPI 40 #define CONFIG_POWER_FSL 41 #define CONFIG_FSL_PMIC_BUS 0 42 #define CONFIG_FSL_PMIC_CS 0 43 #define CONFIG_FSL_PMIC_CLK 2500000 44 #define CONFIG_FSL_PMIC_MODE (SPI_MODE_0 | SPI_CS_HIGH) 45 #define CONFIG_FSL_PMIC_BITLEN 32 46 #define CONFIG_RTC_MC13XXX 47 48 /* 49 * MMC Configs 50 * */ 51 #define CONFIG_SYS_FSL_ESDHC_ADDR MMC_SDHC1_BASE_ADDR 52 #define CONFIG_SYS_FSL_ESDHC_NUM 2 53 54 /* USB Configs */ 55 #define CONFIG_MXC_USB_PORT 1 56 #define CONFIG_MXC_USB_PORTSC PORT_PTS_ULPI 57 #define CONFIG_MXC_USB_FLAGS MXC_EHCI_POWER_PINS_ENABLED 58 59 /* Framebuffer and LCD */ 60 #define CONFIG_VIDEO_LOGO 61 62 #define CONFIG_ETHPRIME "FEC0" 63 64 #define CONFIG_LOADADDR 0x92000000 /* loadaddr env var */ 65 66 #define CONFIG_EXTRA_ENV_SETTINGS \ 67 "script=boot.scr\0" \ 68 "image=zImage\0" \ 69 "fdt_file=imx51-babbage.dtb\0" \ 70 "fdt_addr=0x91000000\0" \ 71 "boot_fdt=try\0" \ 72 "ip_dyn=yes\0" \ 73 "mmcdev=0\0" \ 74 "mmcpart=1\0" \ 75 "mmcroot=/dev/mmcblk0p2 rootwait rw\0" \ 76 "mmcargs=setenv bootargs console=ttymxc0,${baudrate} " \ 77 "root=${mmcroot}\0" \ 78 "loadbootscript=" \ 79 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ 80 "bootscript=echo Running bootscript from mmc ...; " \ 81 "source\0" \ 82 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \ 83 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \ 84 "mmcboot=echo Booting from mmc ...; " \ 85 "run mmcargs; " \ 86 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 87 "if run loadfdt; then " \ 88 "bootz ${loadaddr} - ${fdt_addr}; " \ 89 "else " \ 90 "if test ${boot_fdt} = try; then " \ 91 "bootz; " \ 92 "else " \ 93 "echo WARN: Cannot load the DT; " \ 94 "fi; " \ 95 "fi; " \ 96 "else " \ 97 "bootz; " \ 98 "fi;\0" \ 99 "netargs=setenv bootargs console=ttymxc0,${baudrate} " \ 100 "root=/dev/nfs " \ 101 "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \ 102 "netboot=echo Booting from net ...; " \ 103 "run netargs; " \ 104 "if test ${ip_dyn} = yes; then " \ 105 "setenv get_cmd dhcp; " \ 106 "else " \ 107 "setenv get_cmd tftp; " \ 108 "fi; " \ 109 "${get_cmd} ${image}; " \ 110 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 111 "if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \ 112 "bootz ${loadaddr} - ${fdt_addr}; " \ 113 "else " \ 114 "if test ${boot_fdt} = try; then " \ 115 "bootz; " \ 116 "else " \ 117 "echo ERROR: Cannot load the DT; " \ 118 "exit; " \ 119 "fi; " \ 120 "fi; " \ 121 "else " \ 122 "bootz; " \ 123 "fi;\0" 124 125 #define CONFIG_BOOTCOMMAND \ 126 "mmc dev ${mmcdev}; if mmc rescan; then " \ 127 "if run loadbootscript; then " \ 128 "run bootscript; " \ 129 "else " \ 130 "if run loadimage; then " \ 131 "run mmcboot; " \ 132 "else run netboot; " \ 133 "fi; " \ 134 "fi; " \ 135 "else run netboot; fi" 136 137 #define CONFIG_ARP_TIMEOUT 200UL 138 139 /* 140 * Miscellaneous configurable options 141 */ 142 143 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR 144 145 /*----------------------------------------------------------------------- 146 * Physical Memory Map 147 */ 148 #define PHYS_SDRAM_1 CSD0_BASE_ADDR 149 #define PHYS_SDRAM_1_SIZE (512 * 1024 * 1024) 150 151 #define CONFIG_SYS_SDRAM_BASE (PHYS_SDRAM_1) 152 #define CONFIG_SYS_INIT_RAM_ADDR (IRAM_BASE_ADDR) 153 #define CONFIG_SYS_INIT_RAM_SIZE (IRAM_SIZE) 154 155 #define CONFIG_SYS_INIT_SP_OFFSET \ 156 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 157 #define CONFIG_SYS_INIT_SP_ADDR \ 158 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET) 159 160 #define CONFIG_SYS_DDR_CLKSEL 0 161 #define CONFIG_SYS_CLKTL_CBCDR 0x59E35100 162 #define CONFIG_SYS_MAIN_PWR_ON 163 164 /*----------------------------------------------------------------------- 165 * environment organization 166 */ 167 168 /* 169 * Environment starts at CONFIG_ENV_OFFSET=0xC0000 = 768k = 768 * 1024 = 786432 170 * 171 * Detect overlap between U-Boot image and environment area in build-time 172 * 173 * CONFIG_BOARD_SIZE_LIMIT = CONFIG_ENV_OFFSET - u-boot.imx offset 174 * CONFIG_BOARD_SIZE_LIMIT = 768k - 1k = 767k = 785408 175 * 176 * Currently CONFIG_BOARD_SIZE_LIMIT does not handle expressions, so 177 * write the direct value here 178 */ 179 #define CONFIG_BOARD_SIZE_LIMIT 785408 180 181 #endif 182