diff options
| author | Alexander Stein <alexander.stein@systec-electronic.com> | 2017-06-01 07:32:19 (GMT) |
|---|---|---|
| committer | York Sun <york.sun@nxp.com> | 2017-08-01 15:28:56 (GMT) |
| commit | 4df24f2c40e3ae4856cc484e8d75f9cf12f9161c (patch) | |
| tree | c8c0a1be153acf1d590ef52f58c34cfb712eb250 /drivers | |
| parent | a65d740821ebf123287cc541750e4ac667ef9886 (diff) | |
| download | u-boot-fsl-qoriq-4df24f2c40e3ae4856cc484e8d75f9cf12f9161c.tar.xz | |
spi: fsl_qspi: Pet watchdog even more
Pet the watchdog once upon each command call (qspi_xfer) and during
each loop iteration in several commands.
This fixes a watchdog reset especially during erase command.
Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com>
Reviewed-by: York Sun <york.sun@nxp.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/spi/fsl_qspi.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/spi/fsl_qspi.c b/drivers/spi/fsl_qspi.c index e61c67b..1dfa89a 100644 --- a/drivers/spi/fsl_qspi.c +++ b/drivers/spi/fsl_qspi.c @@ -493,6 +493,8 @@ static void qspi_op_rdbank(struct fsl_qspi_priv *priv, u8 *rxbuf, u32 len) ; while (1) { + WATCHDOG_RESET(); + reg = qspi_read32(priv->flags, ®s->rbsr); if (reg & QSPI_RBSR_RDBFL_MASK) { data = qspi_read32(priv->flags, ®s->rbdr[0]); @@ -530,6 +532,8 @@ static void qspi_op_rdid(struct fsl_qspi_priv *priv, u32 *rxbuf, u32 len) i = 0; while ((RX_BUFFER_SIZE >= len) && (len > 0)) { + WATCHDOG_RESET(); + rbsr_reg = qspi_read32(priv->flags, ®s->rbsr); if (rbsr_reg & QSPI_RBSR_RDBFL_MASK) { data = qspi_read32(priv->flags, ®s->rbdr[i]); @@ -702,6 +706,8 @@ static void qspi_op_rdsr(struct fsl_qspi_priv *priv, void *rxbuf, u32 len) ; while (1) { + WATCHDOG_RESET(); + reg = qspi_read32(priv->flags, ®s->rbsr); if (reg & QSPI_RBSR_RDBFL_MASK) { data = qspi_read32(priv->flags, ®s->rbdr[0]); @@ -757,6 +763,8 @@ int qspi_xfer(struct fsl_qspi_priv *priv, unsigned int bitlen, static u32 wr_sfaddr; u32 txbuf; + WATCHDOG_RESET(); + if (dout) { if (flags & SPI_XFER_BEGIN) { priv->cur_seqid = *(u8 *)dout; |