SYNQUACER_HSSPI_REG_MCTRL
val = readl(sspi->regs + SYNQUACER_HSSPI_REG_MCTRL) &
writel(0, sspi->regs + SYNQUACER_HSSPI_REG_MCTRL);
val = readl(sspi->regs + SYNQUACER_HSSPI_REG_MCTRL);
writel(val, sspi->regs + SYNQUACER_HSSPI_REG_MCTRL);