spi: cadence-qspi: Add compatible for TI AM654

TI's AM654 SoC has a Cadence OSPI IP. Add a new compatible string for
the same.

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>

drivers/spi/cadence_qspi.c

@@ -340,6 +340,7 @@ static const struct dm_spi_ops cadence_spi_ops = {
 
 static const struct udevice_id cadence_spi_ids[] = {
 	{ .compatible = "cdns,qspi-nor" },
+	{ .compatible = "ti,am654-ospi" },
 	{ }
 };