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A fix to the last MB85RS1MT patch

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This commit is contained in:
Gregory Nutt
2014-05-12 21:42:06 -06:00
parent e3373aaf39
commit ddf151c226
1 changed files with 7 additions and 2 deletions
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drivers/mtd/ramtron.c
+7 -2
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@@ -333,18 +333,23 @@ static inline int ramtron_readid(struct ramtron_dev_s *priv)
ramtron_lock(priv->dev);
SPI_SELECT(priv->dev, SPIDEV_FLASH, true);
/* Send the "Read ID (RDID)" command and read the first three ID bytes */
/* Send the "Read ID (RDID)" command */
(void)SPI_SEND(priv->dev, RAMTRON_RDID);
/* Read the first six manufacturer ID bytes. */
for (i = 0; i < 6; i++)
{
/* Read the next manufacturer byte */
manufacturer = SPI_SEND(priv->dev, RAMTRON_DUMMY);
/* Fujitsu parts such as MB85RS1MT only have 1-byte for the manufacturer
* ID. The manufacturer code is "0x4".
*/
if (manufacturer == 0x04)
if (i == 0 && manufacturer == 0x04)
{
break;
}