+ * @busnum: SPI bus number
+ * @cs: Chip select to look for
+ * @busp: Returns bus device
+ * @devp: Return slave device
+ * @return 0 if found, -ve on error
+ */
+int spi_get_bus_and_cs(int busnum, int cs,
+ struct udevice **busp, struct spi_slave **devp);
+
+/**
+ * _spi_get_bus_and_cs() - Find and activate bus and slave devices by number
+ * As spi_flash_probe(), This is an old-style function. We should remove
+ * it when all SPI flash drivers use dm
+ *
+ * Given a bus number and chip select, this finds the corresponding bus
+ * device and slave device.
+ *