QSPI_SPI_DATA_REG
QSPI_SPI_DATA_REG);
writeb(*txbuf, qspi->base + QSPI_SPI_DATA_REG);
writew(*((u16 *)txbuf), qspi->base + QSPI_SPI_DATA_REG);
writel(*((u32 *)txbuf), qspi->base + QSPI_SPI_DATA_REG);
rx = readl(qspi->base + QSPI_SPI_DATA_REG);
rx = readl(qspi->base + QSPI_SPI_DATA_REG);
*((u16 *)rxbuf) = readw(qspi->base + QSPI_SPI_DATA_REG);
*((u32 *)rxbuf) = readl(qspi->base + QSPI_SPI_DATA_REG);