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| author | Wolfgang Denk <wd@denx.de> | 2009-01-24 02:08:31 +0100 |
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| committer | Wolfgang Denk <wd@denx.de> | 2009-01-24 02:08:31 +0100 |
| commit | 1ea0823786eb3bbb604da88279eca3ba31ef205f (patch) | |
| tree | ac69be8ff94f90369999b83f0fdb9ac5c605daf5 /doc | |
| parent | 24113a44ed5cd3257a0237c3961e121812fca6db (diff) | |
| parent | 833d94bcdc89cf88928be21587240950afdc33c8 (diff) | |
| download | u-boot-imx-1ea0823786eb3bbb604da88279eca3ba31ef205f.zip u-boot-imx-1ea0823786eb3bbb604da88279eca3ba31ef205f.tar.gz u-boot-imx-1ea0823786eb3bbb604da88279eca3ba31ef205f.tar.bz2 | |
Merge branch 'master' of git://git.denx.de/u-boot-mpc83xx
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/README.simpc8313 | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/doc/README.simpc8313 b/doc/README.simpc8313 new file mode 100644 index 0000000..b362c6a --- /dev/null +++ b/doc/README.simpc8313 @@ -0,0 +1,80 @@ +Sheldon Instruments SIMPC8313 Board +----------------------------------------- + +1. Board Switches and Jumpers + + S2 is used to set CFG_RESET_SOURCE. + + To boot the image in Large page NAND flash, use these DIP + switch settings for S2: + + +----------+ ON + | * * **** | + | * * | + +----------+ + 12345678 + + To boot the image in Small page NAND flash, use these DIP + switch settings for S2: + + +----------+ ON + | *** **** | + | * | + +----------+ + 12345678 + (where the '*' indicates the position of the tab of the switch.) + +2. Memory Map + The memory map looks like this: + + 0x0000_0000 0x1fff_ffff DDR 512M + 0x8000_0000 0x8fff_ffff PCI MEM 256M + 0x9000_0000 0x9fff_ffff PCI_MMIO 256M + 0xe000_0000 0xe00f_ffff IMMR 1M + 0xe200_0000 0xe20f_ffff PCI IO 16M + 0xe280_0000 0xe280_7fff NAND FLASH (CS0) 32K + or + 0xe280_0000 0xe281_ffff NAND FLASH (CS0) 128K + 0xff00_0000 0xff00_7fff FPGA (CS1) 1M + +3. Compilation + + Assuming you're using BASH (or similar) as your shell: + + export CROSS_COMPILE=your-cross-compiler-prefix- + make distclean + make SIMPC8313_LP_config + (or make SIMPC8313_SP_config, depending on the page size + of your NAND flash) + make + +4. Downloading and Flashing Images + +4.1 Reflash U-boot Image using U-boot + + =>run update_uboot + + You may want to try + =>tftp $loadaddr $uboot + first, to make sure that the TFTP load will succeed before it + goes ahead and wipes out your current firmware. And of course, + if the new u-boot doesn't boot, you can plug the board into + your PCI slot and with the supplied driver and sample app + you can reburn a working u-boot. + +4.2 Downloading and Booting Linux Kernel + + Ensure that all networking-related environment variables are set + properly (including ipaddr, serverip, gatewayip (if needed), + netmask, ethaddr, eth1addr, fdtfile, and bootfile). + + =>tftp $loadaddr uImage + =>nand write $loadaddr kernel $filesize + =>tftp $loadaddr $fdtfile + =>nand write $loadaddr 7e0000 1800 + + =>boot + +5 Notes + + The console baudrate for SIMPC8313 is 115200bps. |