1Freescale MCF53017EVB ColdFire Development Board 2================================================ 3 4TsiChung Liew(Tsi-Chung.Liew@freescale.com) 5Created 10/22/08 6=========================================== 7 8 9Changed files: 10============== 11 12- board/freescale/m53017evb/m53017evb.c Dram setup 13- board/freescale/m53017evb/mii.c Mii access 14- board/freescale/m53017evb/Makefile Makefile 15- board/freescale/m53017evb/config.mk config make 16- board/freescale/m53017evb/u-boot.lds Linker description 17 18- arch/m68k/cpu/mcf532x/cpu.c cpu specific code 19- arch/m68k/cpu/mcf532x/cpu_init.c FBCS, Mux pins, icache and RTC extra regs 20- arch/m68k/cpu/mcf532x/interrupts.c cpu specific interrupt support 21- arch/m68k/cpu/mcf532x/speed.c system, flexbus, and cpu clock 22- arch/m68k/cpu/mcf532x/Makefile Makefile 23- arch/m68k/cpu/mcf532x/config.mk config make 24- arch/m68k/cpu/mcf532x/start.S start up assembly code 25 26- doc/README.m53017evb This readme file 27 28- drivers/net/mcffec.c ColdFire common FEC driver 29- drivers/net/mcfmii.c ColdFire common Mii driver 30- drivers/serial/mcfuart.c ColdFire common UART driver 31- drivers/rtc/mcfrtc.c Realtime clock Driver 32 33- include/asm-m68k/bitops.h Bit operation function export 34- include/asm-m68k/byteorder.h Byte order functions 35- include/asm-m68k/fec.h FEC structure and definition 36- include/asm-m68k/fsl_i2c.h I2C structure and definition 37- include/asm-m68k/global_data.h Global data structure 38- include/asm-m68k/immap.h ColdFire specific header file and driver macros 39- include/asm-m68k/immap_5301x.h mcf5301x specific header file 40- include/asm-m68k/io.h io functions 41- include/asm-m68k/m532x.h mcf5301x specific header file 42- include/asm-m68k/posix_types.h Posix 43- include/asm-m68k/processor.h header file 44- include/asm-m68k/ptrace.h Exception structure 45- include/asm-m68k/rtc.h Realtime clock header file 46- include/asm-m68k/string.h String function export 47- include/asm-m68k/timer.h Timer structure and definition 48- include/asm-m68k/types.h Data types definition 49- include/asm-m68k/uart.h Uart structure and definition 50- include/asm-m68k/u-boot.h U-Boot structure 51 52- include/configs/M53017EVB.h Board specific configuration file 53 54- arch/m68k/lib/board.c board init function 55- arch/m68k/lib/cache.c 56- arch/m68k/lib/interrupts Coldfire common interrupt functions 57- arch/m68k/lib/m68k_linux.c 58- arch/m68k/lib/time.c Timer functions (Dma timer and PIT) 59- arch/m68k/lib/traps.c Exception init code 60 611 MCF5301x specific Options/Settings 62==================================== 631.1 pre-loader is no longer suppoer in thie coldfire family 64 651.2 Configuration settings for M53017EVB Development Board 66CONFIG_MCF5301x -- define for all MCF5301x CPUs 67CONFIG_M53015 -- define for MCF53015 CPUs 68CONFIG_M53017EVB -- define for M53017EVB board 69 70CONFIG_MCFUART -- define to use common CF Uart driver 71CONFIG_SYS_UART_PORT -- define UART port number, start with 0, 1 and 2 72CONFIG_BAUDRATE -- define UART baudrate 73 74CONFIG_MCFRTC -- define to use common CF RTC driver 75CONFIG_SYS_MCFRTC_BASE -- provide base address for RTC in immap.h 76CONFIG_SYS_RTC_OSCILLATOR -- define RTC clock frequency 77RTC_DEBUG -- define to show RTC debug message 78CONFIG_CMD_DATE -- enable to use date feature in U-Boot 79 80CONFIG_MCFFEC -- define to use common CF FEC driver 81CONFIG_MII -- enable to use MII driver 82CONFIG_CF_DOMII -- enable to use MII feature in cmd_mii.c 83CONFIG_SYS_DISCOVER_PHY -- enable PHY discovery 84CONFIG_SYS_RX_ETH_BUFFER -- Set FEC Receive buffer 85CONFIG_SYS_FAULT_ECHO_LINK_DOWN -- 86CONFIG_SYS_FEC0_PINMUX -- Set FEC0 Pin configuration 87CONFIG_SYS_FEC0_MIIBASE -- Set FEC0 MII base register 88MCFFEC_TOUT_LOOP -- set FEC timeout loop 89 90CONFIG_MCFTMR -- define to use DMA timer 91CONFIG_MCFPIT -- define to use PIT timer 92 93CONFIG_SYS_I2C_FSL -- define to use FSL common I2C driver 94CONFIG_SYS_I2C_SOFT -- define for I2C bit-banged 95CONFIG_SYS_I2C_SPEED -- define for I2C speed 96CONFIG_SYS_I2C_SLAVE -- define for I2C slave address 97CONFIG_SYS_I2C_OFFSET -- define for I2C base address offset 98CONFIG_SYS_IMMR -- define for MBAR offset 99 100CONFIG_SYS_MBAR -- define MBAR offset 101 102CONFIG_MONITOR_IS_IN_RAM -- Not support 103 104CONFIG_SYS_INIT_RAM_ADDR -- defines the base address of the MCF5301x internal SRAM 105 106CONFIG_SYS_CSn_BASE -- defines the Chip Select Base register 107CONFIG_SYS_CSn_MASK -- defines the Chip Select Mask register 108CONFIG_SYS_CSn_CTRL -- defines the Chip Select Control register 109 110CONFIG_SYS_SDRAM_BASE -- defines the DRAM Base 111 1122. MEMORY MAP UNDER U-BOOT AND LINUX KERNEL 113=========================================== 1142.1. System memory map: 115 Flash: 0x00000000-0x3FFFFFFF (1024MB) 116 DDR: 0x40000000-0x7FFFFFFF (1024MB) 117 SRAM: 0x80000000-0x8FFFFFFF (256MB) 118 IP: 0xFC000000-0xFFFFFFFF (256MB) 119 1202.2. For the initial bringup, we adopted a consistent memory scheme between U-Boot and 121 linux kernel, you can customize it based on your system requirements: 122 Flash0: 0x00000000-0x00FFFFFF (16MB) 123 DDR: 0x40000000-0x4FFFFFFF (256MB) 124 SRAM: 0x80000000-0x80007FFF (32KB) 125 IP: 0xFC000000-0xFC0FFFFF (64KB) 126 1273. COMPILATION 128============== 1293.1 To create U-Boot the gcc-4.x-xx compiler set (ColdFire ELF or 130uClinux version) from codesourcery.com was used. Download it from: 131http://www.codesourcery.com/gnu_toolchains/coldfire/download.html 132 1333.2 Compilation 134 export CROSS_COMPILE=cross-compile-prefix 135 cd u-boot 136 make distclean 137 make M53017EVB_config 138 make 139 1404. SCREEN DUMP 141============== 1424.1 M53017EVB Development board 143 (NOTE: May not show exactly the same) 144 145U-Boot 2008.10 (Oct 22 2007 - 11:07:57) 146 147CPU: Freescale MCF53015 (Mask:76 Version:0) 148 CPU CLK 240 Mhz BUS CLK 80 Mhz 149Board: Freescale M53017EVB 150I2C: ready 151DRAM: 64 MB 152FLASH: 16 MB 153In: serial 154Out: serial 155Err: serial 156NAND: 16 MiB 157Net: FEC0, FEC1 158-> print 159bootdelay=1 160baudrate=115200 161ethaddr=00:e0:0c:bc:e5:60 162hostname=M53017EVB 163netdev=eth0 164loadaddr=40010000 165u-boot=u-boot.bin 166load=tftp ${loadaddr) ${u-boot} 167upd=run load; run prog 168prog=prot off 0 3ffff;era 0 3ffff;cp.b ${loadaddr} 0 ${filesize};save 169gatewayip=192.168.1.1 170netmask=255.255.255.0 171ipaddr=192.168.1.3 172serverip=192.168.1.2 173stdin=serial 174stdout=serial 175stderr=serial 176mem=65024k 177 178Environment size: 437/4092 bytes 179-> 180