+
+static int zynq_spi_set_mode(struct udevice *bus, uint mode)
+{
+ struct zynq_spi_priv *priv = dev_get_priv(bus);
+ struct zynq_spi_regs *regs = priv->regs;
+ uint32_t confr;
+
+ /* Set the SPI Clock phase and polarities */
+ confr = readl(®s->cr);
+ confr &= ~(ZYNQ_SPI_CR_CPHA_MASK | ZYNQ_SPI_CR_CPOL_MASK);
+
+ if (mode & SPI_CPHA)
+ confr |= ZYNQ_SPI_CR_CPHA_MASK;
+ if (mode & SPI_CPOL)
+ confr |= ZYNQ_SPI_CR_CPOL_MASK;
+
+ writel(confr, ®s->cr);
+ priv->mode = mode;
+
+ debug("zynq_spi_set_mode: regs=%p, mode=%d\n", priv->regs, priv->mode);
+
+ return 0;
+}
+
+static const struct dm_spi_ops zynq_spi_ops = {
+ .claim_bus = zynq_spi_claim_bus,
+ .release_bus = zynq_spi_release_bus,
+ .xfer = zynq_spi_xfer,
+ .set_speed = zynq_spi_set_speed,
+ .set_mode = zynq_spi_set_mode,
+};
+
+static const struct udevice_id zynq_spi_ids[] = {
+ { .compatible = "xlnx,zynq-spi-r1p6" },
+ { .compatible = "cdns,spi-r1p6" },
+ { }
+};
+
+U_BOOT_DRIVER(zynq_spi) = {
+ .name = "zynq_spi",
+ .id = UCLASS_SPI,
+ .of_match = zynq_spi_ids,
+ .ops = &zynq_spi_ops,
+ .ofdata_to_platdata = zynq_spi_ofdata_to_platdata,
+ .platdata_auto_alloc_size = sizeof(struct zynq_spi_platdata),
+ .priv_auto_alloc_size = sizeof(struct zynq_spi_priv),
+ .probe = zynq_spi_probe,
+};