diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/freescale/mpc8315erdb/readme.txt | 30 |
1 files changed, 4 insertions, 26 deletions
diff --git a/board/freescale/mpc8315erdb/readme.txt b/board/freescale/mpc8315erdb/readme.txt index 446bd397c..b4c87b4d4 100644 --- a/board/freescale/mpc8315erdb/readme.txt +++ b/board/freescale/mpc8315erdb/readme.txt @@ -1,14 +1,3 @@ - -******************** WARNING ******************** -The compiled U-Boot binary is intended for NAND flash only! -It won't work for NOR and will brick that bootloader! - -Also don't go playing around with different U-boot versions or flash targets -unless you've got the necessary hardware and/or know-how to unbrick your kit. - -2014.04 is known good for NAND. -******************** WARNING ******************** - You'll need to program the files created by buildroot into the flash. The fast way is to tftp transfer the files via one of the network interfaces. @@ -17,36 +6,25 @@ file transfer from your terminal program by using a "loady" command from the u-boot prompt instead of the "tftp ..." commands stated below. Beware that serial console file transfers are quite slow! -Remember to set the MPC8315ERDB switches to NAND boot if you want to use -your newly built U-Boot. - -1. Program the new U-Boot binary to NAND flash (optional) - If you don't feel confident upgrading your bootloader then don't do it, - it's unnecessary most of the time. - - => tftp $loadaddr u-boot-nand.bin - => nand erase 0 0x80000 - => nand write $loadaddr 0 0x80000 $filesize - -2. Program the kernel to NAND flash +1. Program the kernel to NAND flash => tftp $loadaddr uImage => nand erase 0x100000 0x1e0000 => nand write $loadaddr 0x100000 0x1e0000 -3. Program the DTB to NAND flash +2. Program the DTB to NAND flash => tftp $loadaddr mpc8315erdb.dtb => nand erase 0x2e0000 0x20000 => nand write $loadaddr 0x2e0000 0x20000 -4. Program the root filesystem to NAND flash +3. Program the root filesystem to NAND flash => tftp $loadaddr rootfs.jffs2 => nand erase 0x400000 0x1c00000 => nand write $loadaddr 0x400000 $filesize -5. Booting your new system +4. Booting your new system => setenv nandboot 'setenv bootargs root=/dev/mtdblock3 rootfstype=jffs2 console=$consoledev,$baudrate;nand read $fdtaddr 0x2e0000 0x20000;nand read $loadaddr 0x100000 0x1e0000;bootm $loadaddr - $fdtaddr' |