w25q64jvsiq issue on MangoPi MQ-R (F133-A)

[Steward Fu]

SPI: winbond w25q64jvsiq

Here are the steps tested on MangoPi MQ-R (F133-A)

$ ./xfel spinor
Found spi nor flash 'SFDP' with 8388608 bytes
$ ./xfel spinor write 0 ../main.bin
100% [================================================] 16.000 KB, 172.406 KB/s        
$ ./xfel spinor read 0 1000 /tmp/r.bin
100% [================================================] 1000.000 B, 57.249 KB/s

/tmp/r.bin

00000000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................
00000010: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................

any suggestion ?
thanks in advance :)

[jiang jianjun]

这个spi nor flash被写锁定了？尝试读看看数据对不对。