The bit-banging soft SPI driver supports any word length, so just blindly return support for all of them.
Signed-off-by: John Watts contact@jookia.org --- drivers/spi/soft_spi.c | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/drivers/spi/soft_spi.c b/drivers/spi/soft_spi.c index 0fa14339bd..4f2161f0bf 100644 --- a/drivers/spi/soft_spi.c +++ b/drivers/spi/soft_spi.c @@ -204,6 +204,12 @@ static int soft_spi_xfer(struct udevice *dev, unsigned int bitlen, return 0; }
+static int soft_spi_set_wordlen(struct udevice *dev, unsigned int wordlen) +{ + /* Support any wordlen as this driver clock out bits individually. */ + return 0; +} + static int soft_spi_set_speed(struct udevice *dev, unsigned int speed) { /* Ignore any speed settings. Speed is implemented via "spi-delay-us" */ @@ -223,6 +229,7 @@ static const struct dm_spi_ops soft_spi_ops = { .claim_bus = soft_spi_claim_bus, .release_bus = soft_spi_release_bus, .xfer = soft_spi_xfer, + .set_wordlen = soft_spi_set_wordlen, .set_speed = soft_spi_set_speed, .set_mode = soft_spi_set_mode, };