/* setup the state for the bitbang driver */
hw->bitbang.master = master;
- if (!hw->bitbang.master)
- return err;
hw->bitbang.setup_transfer = tiny_spi_setup_transfer;
hw->bitbang.chipselect = tiny_spi_chipselect;
hw->bitbang.txrx_bufs = tiny_spi_txrx_bufs;