SPI controllers support all types of SPI modes including dual/quad bus widths. Therefore remove constraint wrt SPI mode from spi-mem layer.
Signed-off-by: Vignesh R vigneshr@ti.com Tested-by: Simon Goldschmidt simon.k.r.goldschmidt@gmail.com Tested-by: Stefan Roese sr@denx.de Tested-by: Horatiu Vultur horatiu.vultur@microchip.com --- drivers/spi/spi-mem.c | 9 --------- 1 file changed, 9 deletions(-)
diff --git a/drivers/spi/spi-mem.c b/drivers/spi/spi-mem.c index af9aef009a73..1da20b8de5c4 100644 --- a/drivers/spi/spi-mem.c +++ b/drivers/spi/spi-mem.c @@ -323,15 +323,6 @@ int spi_mem_exec_op(struct spi_slave *slave, const struct spi_mem_op *op) return -EIO; #else
- /* U-Boot does not support parallel SPI data lanes */ - if ((op->cmd.buswidth != 1) || - (op->addr.nbytes && op->addr.buswidth != 1) || - (op->dummy.nbytes && op->dummy.buswidth != 1) || - (op->data.nbytes && op->data.buswidth != 1)) { - printf("Dual/Quad raw SPI transfers not supported\n"); - return -ENOTSUPP; - } - if (op->data.nbytes) { if (op->data.dir == SPI_MEM_DATA_IN) rx_buf = op->data.buf.in;