[LEDE-DEV] mt7621 nand driver status.

[Kenneth Johansson]

On 2016-08-24 14:40, John Crispin wrote:
>
> On 24/08/2016 14:32, Kenneth Johansson wrote:
>> [    4.190000] Device not found, ID: ecf1
>> [    4.200000] Not Support this Device!
>> [    4.200000] chip_mode=00000002
> your error log has this in it. there is a hackish table with magic
> values doing magic things to make the HW work with various chips. my
> guess is that as your device is not listed this wont work. i assume you
> are using your own or a none supported HW.
>
> 	John

nope that was not it. :(

[    4.180000] # MTK NAND # : Use HW ECC
[    4.190000] Device found in MTK table, ID: ecf1, EXT_ID: 9540
[    4.200000] Support this Device in MTK table! ecf1
[    4.210000] nand: device found, Manufacturer ID: 0xec, Chip ID: 0xf1
[    4.220000] nand: Samsung NAND 128MiB 3,3V 8-bit
[    4.230000] nand: 128 MiB, SLC, erase size: 128 KiB, page size: 2048, 
OOB size: 64
[    4.250000] [NAND]select ecc bit:4, sparesize :64 spare_per_sector=16

still same problem.

cat /dev/mtd0 >/dev/null
[   80.440000] KEN: mtk_nand_read_page_data
[   80.450000] [mtk_nand_mcu_read_data] timeout
[   80.480000] KEN: mtk_nand_read_page_data
[   80.500000] [mtk_nand_mcu_read_data] timeout
[   80.530000] KEN: mtk_nand_read_page_data
[   80.540000] [mtk_nand_mcu_read_data] timeout
[   80.570000] KEN: mtk_nand_read_page_data
[   80.590000] [mtk_nand_mcu_read_data] timeout
cat: read error: I/O error

Have a feeling this is going to be a face palm moment once I figure out 
what the issue is.