+
+static int mvebu_spi_xfer(struct udevice *dev, unsigned int bitlen,
+ const void *dout, void *din, unsigned long flags)
+{
+ struct udevice *bus = dev->parent;
+ struct mvebu_spi_platdata *plat = dev_get_platdata(bus);
+
+ return _spi_xfer(plat->spireg, bitlen, dout, din, flags);
+}
+
+static int mvebu_spi_claim_bus(struct udevice *dev)
+{
+ struct udevice *bus = dev->parent;
+ struct mvebu_spi_platdata *plat = dev_get_platdata(bus);
+
+ /* Configure the chip-select in the CTRL register */
+ clrsetbits_le32(&plat->spireg->ctrl,
+ KWSPI_CS_MASK << KWSPI_CS_SHIFT,
+ spi_chip_select(dev) << KWSPI_CS_SHIFT);
+
+ return 0;
+}
+
+static int mvebu_spi_probe(struct udevice *bus)
+{
+ struct mvebu_spi_platdata *plat = dev_get_platdata(bus);
+ struct kwspi_registers *reg = plat->spireg;
+
+ writel(KWSPI_SMEMRDY, ®->ctrl);
+ writel(KWSPI_SMEMRDIRQ, ®->irq_cause);
+ writel(KWSPI_IRQMASK, ®->irq_mask);
+
+ return 0;
+}
+
+static int mvebu_spi_ofdata_to_platdata(struct udevice *bus)
+{
+ struct mvebu_spi_platdata *plat = dev_get_platdata(bus);
+
+ plat->spireg = (struct kwspi_registers *)devfdt_get_addr(bus);
+
+ return 0;
+}
+
+static const struct dm_spi_ops mvebu_spi_ops = {
+ .claim_bus = mvebu_spi_claim_bus,
+ .xfer = mvebu_spi_xfer,
+ .set_speed = mvebu_spi_set_speed,
+ .set_mode = mvebu_spi_set_mode,
+ /*
+ * cs_info is not needed, since we require all chip selects to be
+ * in the device tree explicitly
+ */
+};
+
+static const struct udevice_id mvebu_spi_ids[] = {
+ { .compatible = "marvell,armada-375-spi" },
+ { .compatible = "marvell,armada-380-spi" },
+ { .compatible = "marvell,armada-xp-spi" },
+ { }
+};
+
+U_BOOT_DRIVER(mvebu_spi) = {
+ .name = "mvebu_spi",
+ .id = UCLASS_SPI,
+ .of_match = mvebu_spi_ids,
+ .ops = &mvebu_spi_ops,
+ .ofdata_to_platdata = mvebu_spi_ofdata_to_platdata,
+ .platdata_auto_alloc_size = sizeof(struct mvebu_spi_platdata),
+ .priv_auto_alloc_size = sizeof(struct mvebu_spi_priv),
+ .probe = mvebu_spi_probe,
+};
+#endif