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Raw SPI on TWR-LS1021A

Question asked by Stuart Rubin on Dec 6, 2017
Latest reply on Dec 14, 2017 by Stuart Rubin

We need get access to raw SPI (or QSPI) reads and writes on SPI bus that the NOR flash sits on on the TWR-LS1021A board. Can someone please tell me the definitive steps to get a /dev/spi0, use spidev, etc.? We are currently building the kernel, dtb, roots, with Yocto. Thank you!