SUN6I_INT_CTL_TF_ERQ
reg |= SUN6I_INT_CTL_TF_ERQ;
if (status & SUN6I_INT_CTL_TF_ERQ) {
sun6i_spi_disable_interrupt(sspi, SUN6I_INT_CTL_TF_ERQ);
sun6i_spi_write(sspi, SUN6I_INT_STA_REG, SUN6I_INT_CTL_TF_ERQ);