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SAMV71 QSPI: Driver is code complete

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This commit is contained in:
Gregory Nutt 2015-08-29 15:57:20 -06:00
parent 3877cb09d9
commit b94eef2f19
1 changed files with 9 additions and 1 deletions
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10
arch/arm/src/samv7/sam_qspi.c
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@ -912,6 +912,14 @@ static int qspi_memory_dma(struct sam_qspidev_s *priv,
}
while (priv->result == -EBUSY);
/* Wait until the transmission registers are empty. */
while ((qspi_getreg(priv, SAM_QSPI_SR_OFFSET) & QSPI_INT_TXEMPTY) == 0);
qspi_putreg(priv, QSPI_CR_LASTXFER, SAM_QSPI_CR_OFFSET);
while ((qspi_getreg(priv, SAM_QSPI_SR_OFFSET) & QSPI_SR_INSTRE) == 0);
MEMORY_SYNC();
/* Dump the sampled DMA registers */
qspi_dma_sampledone(priv);
@ -1676,9 +1684,9 @@ struct qspi_dev_s *sam_qspi_initialize(int intf)
errout_with_irq:
#ifdef QSPI_USE_INTERRUPTS
irq_detach(priv->irq);
#endif
errout_with_dmadog:
#endif
#ifdef CONFIG_SAMV7_QSPI_DMA
wd_delete(priv->dmadog);