diff options
Diffstat (limited to 'drivers/spi/spi-uclass.c')
| -rw-r--r-- | drivers/spi/spi-uclass.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/spi/spi-uclass.c b/drivers/spi/spi-uclass.c index 665611f7e2..af910e9efc 100644 --- a/drivers/spi/spi-uclass.c +++ b/drivers/spi/spi-uclass.c @@ -85,11 +85,14 @@ int dm_spi_xfer(struct udevice *dev, unsigned int bitlen, const void *dout, void *din, unsigned long flags) { struct udevice *bus = dev->parent; + struct dm_spi_ops *ops = spi_get_ops(bus); if (bus->uclass->uc_drv->id != UCLASS_SPI) return -EOPNOTSUPP; + if (!ops->xfer) + return -ENOSYS; - return spi_get_ops(bus)->xfer(dev, bitlen, dout, din, flags); + return ops->xfer(dev, bitlen, dout, din, flags); } int dm_spi_get_mmap(struct udevice *dev, ulong *map_basep, uint *map_sizep, |