Topic: flash mod to w25q128 - lost wi-fi

Hi all. I need your help.
Try to mod my TL-WR940N v.2
Change Spansion s25sl032 to w25q128. Router worked but no wi-fi

w25q128
Kernel log
[    0.710000] m25p80 spi0.0: found w25q128, expected m25p80
[    0.710000] m25p80 spi0.0: w25q128 (16384 Kbytes)
........
[   12.420000] ath: phy0: Unable to initialize hardware; initialization status: -5
[   12.430000] ath9k ar934x_wmac: failed to initialize device
[   12.430000] ath9k: probe of ar934x_wmac failed with error -5

With S25FL032 - OK
Kernel log
[    0.710000] m25p80 spi0.0: found s25sl032p, expected m25p80
[    0.710000] m25p80 spi0.0: s25sl032p (4096 Kbytes)
..........
[   12.260000] ath: EEPROM regdomain: 0x0
[   12.260000] ath: EEPROM indicates default country code should be used
[   12.260000] ath: doing EEPROM country->regdmn map search
[   12.260000] ath: country maps to regdmn code: 0x3a
[   12.260000] ath: Country alpha2 being used: US
[   12.260000] ath: Regpair used: 0x3a
[   12.270000] ieee80211 phy0: Selected rate control algorithm 'minstrel_ht'
[   12.280000] ieee80211 phy0: Atheros AR9340 Rev:1 mem=0xb8100000, irq=47
[   12.320000] cfg80211: Calling CRDA for country: US
[   12.320000] cfg80211: Regulatory domain changed to country: US
[   12.330000] cfg80211:  DFS Master region: FCC
[   12.330000] cfg80211:   (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
[   12.340000] cfg80211:   (2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A, 3000 mBm), (N/A)
[   12.350000] cfg80211:   (5170000 KHz - 5250000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2300 mBm), (N/A)
[   12.360000] cfg80211:   (5250000 KHz - 5330000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2300 mBm), (0 s)
[   12.370000] cfg80211:   (5490000 KHz - 5730000 KHz @ 160000 KHz), (N/A, 2300 mBm), (0 s)
[   12.380000] cfg80211:   (5735000 KHz - 5835000 KHz @ 80000 KHz), (N/A, 3000 mBm), (N/A)
[   12.390000] cfg80211:   (57240000 KHz - 63720000 KHz @ 2160000 KHz), (N/A, 4000 mBm), (N/A)

2 (edited by mk24 2017-05-16 18:43:01)

Re: flash mod to w25q128 - lost wi-fi

You need to copy your ART to the last 64k of the new flash chip. No matter what chip size, ART is always at the end.

Re: flash mod to w25q128 - lost wi-fi

mk24 wrote:

ART is always at the end.

Thank you, ART, its working.