Patch for: - large page nand flash crash - lpc3180 driver correction to accept lpc3180 select 0 mlc|slc commands - 3 config files to support hitex lpc3250 usb stick
Hopefully it can be merged before 0.4.0 release. Is this patch OK for you? Richard On Fri, Jan 8, 2010 at 10:38 AM, richard vegh <[email protected]> wrote: > I will provide one if it works reliably. > > Anyway do you know why there is so big timing differences accessing large > page nand flash with slc or mlc mode? > > With mlc mode accessing is fast: > > lpc3180 select 0 mlc > mlc controller selected > > > nand probe 0 > NAND flash device 'NAND 128MiB 3,3V 8-bit' found > > nand dump 0 /mnt/share/nfOcd0x80000dd.img 0x80000 0x4000 > dumped 16384 bytes in 9.658648s (1.657 kb/s) > > With slc mode accessing is very slow: > > lpc3180 select 0 slc > slc controller selected > > > nand probe 0 > NAND flash device 'NAND 128MiB 3,3V 8-bit' found > > nand dump 0 /mnt/share/nfOcd0xa0000ddslc.img 0xa0000 0x4000 > dumped 16384 bytes in 481.742981s (0.033 kb/s) > > > > My jtag frequency was set to 1 MHz. > > Is there anything which should be set to make faster slc mode? > > > Richard > > > On Thu, Jan 7, 2010 at 9:56 AM, Øyvind Harboe <[email protected]>wrote: > >> Could you provide a patch? >> >> >> >> >> >> -- >> Øyvind Harboe >> US toll free 1-866-980-3434 / International +47 51 63 25 00 >> http://www.zylin.com/zy1000.html >> ARM7 ARM9 ARM11 XScale Cortex >> JTAG debugger and flash programmer >> > >
lpc3250Crash3.patch
Description: Binary data
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