As per your recommendations i tried with the loopback test and it is working okay and then tried to establish master and slave communication between two different devices and with partial success i was able to initiate communication but the data is not received properly at slave hereby sharing the o...

Okay understood hereby sending you the boot.img for SPI master that i created which does not seem to work please check and revert what is the issue with the same

My point is i am trying to do a establish a communication between (luckfox-pico-mini-B(slave)) to (luckfox-pico-mini-B(master)), I have configured both the devices and modified the device tree but not able to to establish communication there were following issues :- 1) Slave side spidev0.0 device wa...

Thank you for the boot.img file now the device is being generated Hereby attaching logs for the same [root@luckfox root]# cat /var/log/messages | grep "spi" Jan 1 00:00:05 luckfox kern.warn kernel: [ 0.088929] rockchip-spi ff500000.spi: no high_speed pinctrl state Jan 1 00:00:05 luckfox ke...

Burning of the boot.img is probably correct but while compiling the kernel i am getting the following warning regarding SPI /home/samip/luckfox-pico/sysdrv/source/kernel/arch/arm/boot/dts/rv1106.dtsi:1059.21-1072.4: Warning (spi_bus_bridge): /spi@ff500000: incorrect #address-cells for SPI bus also d...

Here by sharing details [root@luckfox slprograms]# cat /var/log/messages | grep "spi" Jan 1 00:00:00 luckfox kern.info kernel: [ 0.088934] spi-nand spi2.0: Winbond SPI NAND was found. Jan 1 00:00:00 luckfox kern.info kernel: [ 0.088961] spi-nand spi2.0: 128 MiB, block size: 128 KiB, page s...

I am using luckfox-pico mini B and want to use it as a SPI slave device but spidev0.0 is not generated in /dev folder hereby sending my device file code and slave code. ---------Device tree code --------------- &spi0 { status = "okay"; spi-slave; slave { compatible ="rockchip,spid...