On 11/04/2015 12:19 AM, Alexander Stein wrote: > When reading a large blob. e.g. a linux kernel (several MiBs) a watchdog > timeout might occur meanwhile. So pet the watchdog while operating on > the flash.
Alexander, On which platform was this watchdog issue found? > > Signed-off-by: Alexander Stein <alexander.st...@systec-electronic.com> > --- > drivers/spi/fsl_qspi.c | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/drivers/spi/fsl_qspi.c b/drivers/spi/fsl_qspi.c > index ed39114..feec3e8 100644 > --- a/drivers/spi/fsl_qspi.c > +++ b/drivers/spi/fsl_qspi.c > @@ -13,6 +13,7 @@ > #include <linux/sizes.h> > #include <dm.h> > #include <errno.h> > +#include <watchdog.h> > #include "fsl_qspi.h" > > DECLARE_GLOBAL_DATA_PTR; > @@ -527,6 +528,8 @@ static void qspi_op_read(struct fsl_qspi_priv *priv, u32 > *rxbuf, u32 len) > to_or_from = priv->sf_addr + priv->cur_amba_base; > > while (len > 0) { > + WATCHDOG_RESET(); > + > qspi_write32(priv->flags, ®s->sfar, to_or_from); > > size = (len > RX_BUFFER_SIZE) ? > @@ -574,6 +577,8 @@ static void qspi_op_write(struct fsl_qspi_priv *priv, u8 > *txbuf, u32 len) > > status_reg = 0; > while ((status_reg & FLASH_STATUS_WEL) != FLASH_STATUS_WEL) { > + WATCHDOG_RESET(); > + > qspi_write32(priv->flags, ®s->ipcr, > (SEQID_WREN << QSPI_IPCR_SEQID_SHIFT) | 0); > while (qspi_read32(priv->flags, ®s->sr) & QSPI_SR_BUSY_MASK) > York _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot