1 /* 2 * SchulerControl GmbH, SC_SPS_1 module config 3 * 4 * Copyright (C) 2012 Marek Vasut <marex@denx.de> 5 * on behalf of DENX Software Engineering GmbH 6 * 7 * This program is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU General Public License as 9 * published by the Free Software Foundation; either version 2 of 10 * the License, or (at your option) any later version. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program; if not, write to the Free Software 19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 20 * MA 02111-1307 USA 21 */ 22 #ifndef __SC_SPS_1_H__ 23 #define __SC_SPS_1_H__ 24 25 #include <asm/arch/regs-base.h> 26 27 /* 28 * SoC configurations 29 */ 30 #define CONFIG_MX28 /* i.MX28 SoC */ 31 #define CONFIG_MXS_GPIO /* GPIO control */ 32 #define CONFIG_SYS_HZ 1000 /* Ticks per second */ 33 34 /* 35 * Define SC_SPS_1 machine type by hand until it lands in mach-types 36 */ 37 #define MACH_TYPE_SC_SPS_1 4172 38 39 #define CONFIG_MACH_TYPE MACH_TYPE_SC_SPS_1 40 41 #define CONFIG_SYS_NO_FLASH 42 #define CONFIG_SYS_ICACHE_OFF 43 #define CONFIG_SYS_DCACHE_OFF 44 #define CONFIG_BOARD_EARLY_INIT_F 45 #define CONFIG_ARCH_CPU_INIT 46 #define CONFIG_ARCH_MISC_INIT 47 48 #define CONFIG_ENV_IS_IN_MMC 49 50 #define CONFIG_OF_LIBFDT 51 52 /* 53 * SPL 54 */ 55 #define CONFIG_SPL 56 #define CONFIG_SPL_NO_CPU_SUPPORT_CODE 57 #define CONFIG_SPL_START_S_PATH "arch/arm/cpu/arm926ejs/mx28" 58 #define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/arm926ejs/mx28/u-boot-spl.lds" 59 #define CONFIG_SPL_LIBCOMMON_SUPPORT 60 #define CONFIG_SPL_LIBGENERIC_SUPPORT 61 #define CONFIG_SPL_GPIO_SUPPORT 62 63 /* 64 * U-Boot Commands 65 */ 66 #include <config_cmd_default.h> 67 #define CONFIG_DISPLAY_CPUINFO 68 #define CONFIG_DOS_PARTITION 69 70 #define CONFIG_CMD_CACHE 71 #define CONFIG_CMD_DHCP 72 #define CONFIG_CMD_EXT2 73 #define CONFIG_CMD_FAT 74 #define CONFIG_CMD_GPIO 75 #define CONFIG_CMD_MII 76 #define CONFIG_CMD_MMC 77 #define CONFIG_CMD_NET 78 #define CONFIG_CMD_NFS 79 #define CONFIG_CMD_PING 80 #define CONFIG_CMD_SETEXPR 81 #define CONFIG_CMD_USB 82 83 /* 84 * Memory configurations 85 */ 86 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ 87 #define PHYS_SDRAM_1 0x40000000 /* Base address */ 88 #define PHYS_SDRAM_1_SIZE 0x40000000 /* Max 1 GB RAM */ 89 #define CONFIG_STACKSIZE 0x00010000 /* 128 KB stack */ 90 #define CONFIG_SYS_MALLOC_LEN 0x00400000 /* 4 MB for malloc */ 91 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* Initial data */ 92 #define CONFIG_SYS_MEMTEST_START 0x40000000 /* Memtest start adr */ 93 #define CONFIG_SYS_MEMTEST_END 0x40400000 /* 4 MB RAM test */ 94 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 95 96 /* Point initial SP in SRAM so SPL can use it too. */ 97 #define CONFIG_SYS_INIT_RAM_ADDR 0x00000000 98 #define CONFIG_SYS_INIT_RAM_SIZE (128 * 1024) 99 100 #define CONFIG_SYS_INIT_SP_OFFSET \ 101 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 102 #define CONFIG_SYS_INIT_SP_ADDR \ 103 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET) 104 /* 105 * We need to sacrifice first 4 bytes of RAM here to avoid triggering some 106 * strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot 107 * binary. In case there was more of this mess, 0x100 bytes are skipped. 108 */ 109 #define CONFIG_SYS_TEXT_BASE 0x40000100 110 111 /* 112 * U-Boot general configurations 113 */ 114 #define CONFIG_SYS_LONGHELP 115 #define CONFIG_SYS_PROMPT "=> " 116 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O buffer size */ 117 #define CONFIG_SYS_PBSIZE \ 118 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) 119 /* Print buffer size */ 120 #define CONFIG_SYS_MAXARGS 32 /* Max number of command args */ 121 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 122 /* Boot argument buffer size */ 123 #define CONFIG_VERSION_VARIABLE /* U-BOOT version */ 124 #define CONFIG_AUTO_COMPLETE /* Command auto complete */ 125 #define CONFIG_CMDLINE_EDITING /* Command history etc */ 126 #define CONFIG_SYS_HUSH_PARSER 127 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> " 128 129 /* 130 * Serial Driver 131 */ 132 #define CONFIG_PL011_SERIAL 133 #define CONFIG_PL011_CLOCK 24000000 134 #define CONFIG_PL01x_PORTS { (void *)MXS_UARTDBG_BASE } 135 #define CONFIG_CONS_INDEX 0 136 #define CONFIG_BAUDRATE 115200 /* Default baud rate */ 137 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } 138 139 /* 140 * MMC Driver 141 */ 142 #ifdef CONFIG_CMD_MMC 143 #define CONFIG_APBH_DMA 144 #define CONFIG_MMC 145 #define CONFIG_MMC_BOUNCE_BUFFER 146 #define CONFIG_GENERIC_MMC 147 #define CONFIG_MXS_MMC 148 #endif 149 #define CONFIG_ENV_SIZE (16 * 1024) 150 #ifdef CONFIG_ENV_IS_IN_MMC 151 #define CONFIG_ENV_OFFSET (256 * 1024) 152 #define CONFIG_SYS_MMC_ENV_DEV 0 153 #else 154 #define CONFIG_ENV_IS_NOWHERE 155 #endif 156 157 /* 158 * Ethernet on SOC (FEC) 159 */ 160 #ifdef CONFIG_CMD_NET 161 #define CONFIG_ETHPRIME "FEC0" 162 #define CONFIG_FEC_MXC 163 #define CONFIG_FEC_MXC_MULTI 164 #define CONFIG_MII 165 #define CONFIG_DISCOVER_PHY 166 #define CONFIG_FEC_XCV_TYPE RMII 167 #define CONFIG_PHYLIB 168 #define CONFIG_PHY_SMSC 169 #endif 170 171 /* 172 * USB 173 */ 174 #ifdef CONFIG_CMD_USB 175 #define CONFIG_USB_EHCI 176 #define CONFIG_USB_EHCI_MXS 177 #define CONFIG_EHCI_MXS_PORT 0 178 #define CONFIG_EHCI_IS_TDI 179 #define CONFIG_USB_STORAGE 180 #endif 181 182 /* 183 * Boot Linux 184 */ 185 #define CONFIG_CMDLINE_TAG 186 #define CONFIG_SETUP_MEMORY_TAGS 187 #define CONFIG_BOOTDELAY 3 188 #define CONFIG_BOOTFILE "uImage" 189 #define CONFIG_BOOTARGS "console=ttyAMA0,115200" 190 #define CONFIG_BOOTCOMMAND "bootm " 191 #define CONFIG_LOADADDR 0x42000000 192 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR 193 194 /* 195 * Extra Environments 196 */ 197 #define CONFIG_EXTRA_ENV_SETTINGS \ 198 "update_sd_firmware_filename=u-boot.sd\0" \ 199 "update_sd_firmware=" /* Update the SD firmware partition */ \ 200 "if mmc rescan ; then " \ 201 "if tftp ${update_sd_firmware_filename} ; then " \ 202 "setexpr fw_sz ${filesize} / 0x200 ; " /* SD block size */ \ 203 "setexpr fw_sz ${fw_sz} + 1 ; " \ 204 "mmc write ${loadaddr} 0x800 ${fw_sz} ; " \ 205 "fi ; " \ 206 "fi\0" 207 208 #endif /* __SC_SPS_1_H__ */ 209