diff options
Diffstat (limited to 'drivers/spi/spi-uclass.c')
| -rw-r--r-- | drivers/spi/spi-uclass.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/spi/spi-uclass.c b/drivers/spi/spi-uclass.c index 947516073ea..665611f7e23 100644 --- a/drivers/spi/spi-uclass.c +++ b/drivers/spi/spi-uclass.c @@ -92,6 +92,20 @@ int dm_spi_xfer(struct udevice *dev, unsigned int bitlen, return spi_get_ops(bus)->xfer(dev, bitlen, dout, din, flags); } +int dm_spi_get_mmap(struct udevice *dev, ulong *map_basep, uint *map_sizep, + uint *offsetp) +{ + 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->get_mmap) + return -ENOSYS; + + return ops->get_mmap(dev, map_basep, map_sizep, offsetp); +} + int spi_claim_bus(struct spi_slave *slave) { return log_ret(dm_spi_claim_bus(slave->dev)); |