xtfpga_spi
struct xtfpga_spi *xspi = spi_controller_get_devdata(host);
static inline void xtfpga_spi_write32(const struct xtfpga_spi *spi,
static inline unsigned int xtfpga_spi_read32(const struct xtfpga_spi *spi,
static inline void xtfpga_spi_wait_busy(struct xtfpga_spi *xspi)
struct xtfpga_spi *xspi = spi_controller_get_devdata(spi->controller);
struct xtfpga_spi *xspi = spi_controller_get_devdata(spi->controller);
struct xtfpga_spi *xspi;
host = devm_spi_alloc_host(&pdev->dev, sizeof(struct xtfpga_spi));