Does this SPI port set spi mode is OK at TX1 R28.2?
Please see below. the ROW C is 00,is not 1f.
nvidia@tegra-ubuntu:~$ sudo cat /sys/kernel/debug/tegra_gpio
0:0 04 00 00 04 00 00 000000
0:1 00 00 00 00 00 00 000000
0:2 00 00 00 00 00 00 000000
0:3 00 00 00 00 00 00 000000
1:0 00 00 00 00 00 00 000000
1:1 00 00 00 00 00 00 000000
1:2 00 00 00 00 00 00 000000
1:3 3f 1b 0b 00 00 24 002024
2:0 0f 0d 05 02 00 00 000000
2:1 00 00 00 00 00 00 000000
2:2 80 00 00 80 00 80 008000
2:3 02 00 00 02 00 02 000000
3:0 00 00 00 00 00 00 000000
3:1 00 00 00 00 00 00 000000
3:2 00 00 00 00 00 00 000000
3:3 00 00 00 00 00 00 000000
4:0 00 00 00 00 00 00 000000
4:1 00 00 00 00 00 00 000000
4:2 10 10 00 00 00 00 000000
4:3 00 00 00 00 00 00 000000
5:0 00 00 00 00 00 00 000000
5:1 02 02 00 00 00 00 000000
5:2 00 00 00 00 00 00 000000
5:3 70 00 00 70 00 70 606000
6:0 01 00 00 01 00 01 010100
6:1 1f 08 00 17 00 07 030300
6:2 00 00 00 00 00 00 000000
6:3 04 04 00 00 00 00 000000
7:0 32 10 00 20 00 02 020200
7:1 00 00 00 00 00 00 000000
7:2 00 00 00 00 00 00 000000
7:3 00 00 00 00 00 00 000000
nvidia@tegra-ubuntu:~$ ls /dev/spi*
/dev/spidev0.0 /dev/spidev0.1