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mtd/ramtron.c: Reassert CS between commands

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Kenneth Thompson 2021-07-30 20:03:04 -07:00 committed by Xiang Xiao
parent f86ceea099
commit 5588bc4ef6
1 changed files with 2 additions and 0 deletions
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2
drivers/mtd/ramtron.c
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@ -892,6 +892,8 @@ static ssize_t ramtron_read(FAR struct mtd_dev_s *dev,
* enable state * enable state
*/ */
SPI_SELECT(priv->dev, SPIDEV_FLASH(0), false);
SPI_SELECT(priv->dev, SPIDEV_FLASH(0), true);
SPI_SEND(priv->dev, RAMTRON_RDSR); SPI_SEND(priv->dev, RAMTRON_RDSR);
status = SPI_SEND(priv->dev, RAMTRON_DUMMY); status = SPI_SEND(priv->dev, RAMTRON_DUMMY);
if ((status & ~RAMTRON_SR_SRWD) == 0) if ((status & ~RAMTRON_SR_SRWD) == 0)