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 /* 26 * SoC configurations 27 */ 28 #define CONFIG_MX28 /* i.MX28 SoC */ 29 #define CONFIG_MXS_GPIO /* GPIO control */ 30 #define CONFIG_SYS_HZ 1000 /* Ticks per second */ 31 32 /* 33 * Define SC_SPS_1 machine type by hand until it lands in mach-types 34 */ 35 #define MACH_TYPE_SC_SPS_1 4172 36 37 #define CONFIG_MACH_TYPE MACH_TYPE_SC_SPS_1 38 39 #include <asm/arch/regs-base.h> 40 41 #define CONFIG_SYS_NO_FLASH 42 #define CONFIG_BOARD_EARLY_INIT_F 43 #define CONFIG_ARCH_CPU_INIT 44 #define CONFIG_ARCH_MISC_INIT 45 46 #define CONFIG_ENV_IS_IN_MMC 47 48 #define CONFIG_OF_LIBFDT 49 50 /* 51 * SPL 52 */ 53 #define CONFIG_SPL 54 #define CONFIG_SPL_NO_CPU_SUPPORT_CODE 55 #define CONFIG_SPL_START_S_PATH "arch/arm/cpu/arm926ejs/mxs" 56 #define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds" 57 #define CONFIG_SPL_LIBCOMMON_SUPPORT 58 #define CONFIG_SPL_LIBGENERIC_SUPPORT 59 #define CONFIG_SPL_GPIO_SUPPORT 60 61 /* 62 * U-Boot Commands 63 */ 64 #include <config_cmd_default.h> 65 #define CONFIG_DISPLAY_CPUINFO 66 #define CONFIG_DOS_PARTITION 67 68 #define CONFIG_CMD_CACHE 69 #define CONFIG_CMD_DHCP 70 #define CONFIG_CMD_EXT2 71 #define CONFIG_CMD_FAT 72 #define CONFIG_CMD_GPIO 73 #define CONFIG_CMD_MII 74 #define CONFIG_CMD_MMC 75 #define CONFIG_CMD_NET 76 #define CONFIG_CMD_NFS 77 #define CONFIG_CMD_PING 78 #define CONFIG_CMD_SETEXPR 79 #define CONFIG_CMD_USB 80 81 /* 82 * Memory configurations 83 */ 84 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ 85 #define PHYS_SDRAM_1 0x40000000 /* Base address */ 86 #define PHYS_SDRAM_1_SIZE 0x40000000 /* Max 1 GB RAM */ 87 #define CONFIG_STACKSIZE 0x00010000 /* 128 KB stack */ 88 #define CONFIG_SYS_MALLOC_LEN 0x00400000 /* 4 MB for malloc */ 89 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* Initial data */ 90 #define CONFIG_SYS_MEMTEST_START 0x40000000 /* Memtest start adr */ 91 #define CONFIG_SYS_MEMTEST_END 0x40400000 /* 4 MB RAM test */ 92 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 93 94 /* Point initial SP in SRAM so SPL can use it too. */ 95 #define CONFIG_SYS_INIT_RAM_ADDR 0x00000000 96 #define CONFIG_SYS_INIT_RAM_SIZE (128 * 1024) 97 98 #define CONFIG_SYS_INIT_SP_OFFSET \ 99 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 100 #define CONFIG_SYS_INIT_SP_ADDR \ 101 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET) 102 /* 103 * We need to sacrifice first 4 bytes of RAM here to avoid triggering some 104 * strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot 105 * binary. In case there was more of this mess, 0x100 bytes are skipped. 106 */ 107 #define CONFIG_SYS_TEXT_BASE 0x40000100 108 109 /* 110 * U-Boot general configurations 111 */ 112 #define CONFIG_SYS_LONGHELP 113 #define CONFIG_SYS_PROMPT "=> " 114 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O buffer size */ 115 #define CONFIG_SYS_PBSIZE \ 116 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) 117 /* Print buffer size */ 118 #define CONFIG_SYS_MAXARGS 32 /* Max number of command args */ 119 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 120 /* Boot argument buffer size */ 121 #define CONFIG_VERSION_VARIABLE /* U-BOOT version */ 122 #define CONFIG_AUTO_COMPLETE /* Command auto complete */ 123 #define CONFIG_CMDLINE_EDITING /* Command history etc */ 124 #define CONFIG_SYS_HUSH_PARSER 125 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> " 126 127 /* 128 * Serial Driver 129 */ 130 #define CONFIG_PL011_SERIAL 131 #define CONFIG_PL011_CLOCK 24000000 132 #define CONFIG_PL01x_PORTS { (void *)MXS_UARTDBG_BASE } 133 #define CONFIG_CONS_INDEX 0 134 #define CONFIG_BAUDRATE 115200 /* Default baud rate */ 135 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } 136 137 /* 138 * MMC Driver 139 */ 140 #ifdef CONFIG_CMD_MMC 141 #define CONFIG_APBH_DMA 142 #define CONFIG_MMC 143 #define CONFIG_BOUNCE_BUFFER 144 #define CONFIG_GENERIC_MMC 145 #define CONFIG_MXS_MMC 146 #endif 147 #define CONFIG_ENV_SIZE (16 * 1024) 148 #ifdef CONFIG_ENV_IS_IN_MMC 149 #define CONFIG_ENV_OFFSET (256 * 1024) 150 #define CONFIG_SYS_MMC_ENV_DEV 0 151 #else 152 #define CONFIG_ENV_IS_NOWHERE 153 #endif 154 155 /* 156 * Ethernet on SOC (FEC) 157 */ 158 #ifdef CONFIG_CMD_NET 159 #define CONFIG_ETHPRIME "FEC0" 160 #define CONFIG_FEC_MXC 161 #define CONFIG_MII 162 #define CONFIG_FEC_XCV_TYPE RMII 163 #define CONFIG_PHYLIB 164 #define CONFIG_PHY_SMSC 165 #endif 166 167 /* 168 * USB 169 */ 170 #ifdef CONFIG_CMD_USB 171 #define CONFIG_USB_EHCI 172 #define CONFIG_USB_EHCI_MXS 173 #define CONFIG_EHCI_MXS_PORT0 174 #define CONFIG_USB_MAX_CONTROLLER_COUNT 1 175 #define CONFIG_EHCI_IS_TDI 176 #define CONFIG_USB_STORAGE 177 #endif 178 179 /* 180 * Boot Linux 181 */ 182 #define CONFIG_CMDLINE_TAG 183 #define CONFIG_SETUP_MEMORY_TAGS 184 #define CONFIG_BOOTDELAY 3 185 #define CONFIG_BOOTFILE "uImage" 186 #define CONFIG_BOOTARGS "console=ttyAMA0,115200" 187 #define CONFIG_BOOTCOMMAND "bootm " 188 #define CONFIG_LOADADDR 0x42000000 189 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR 190 191 /* 192 * Extra Environments 193 */ 194 #define CONFIG_EXTRA_ENV_SETTINGS \ 195 "update_sd_firmware_filename=u-boot.sd\0" \ 196 "update_sd_firmware=" /* Update the SD firmware partition */ \ 197 "if mmc rescan ; then " \ 198 "if tftp ${update_sd_firmware_filename} ; then " \ 199 "setexpr fw_sz ${filesize} / 0x200 ; " /* SD block size */ \ 200 "setexpr fw_sz ${fw_sz} + 1 ; " \ 201 "mmc write ${loadaddr} 0x800 ${fw_sz} ; " \ 202 "fi ; " \ 203 "fi\0" 204 205 #endif /* __SC_SPS_1_H__ */ 206