Convert CONFIG_SAMSUNG_ONENAND to Kconfig

[platform/kernel/u-boot.git] / include / spi.h

diff --git a/include/spi.h b/include/spi.h
index fa9ab12..9a8c1fb 100644 (file)
--- a/include/spi.h
+++ b/include/spi.h
@@ -572,6 +572,23 @@ int spi_find_bus_and_cs(int busnum, int cs, struct udevice **busp,
  * Given a bus number and chip select, this finds the corresponding bus
  * device and slave device.
  *
+ * @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.
+ *
  * If no such slave exists, and drv_name is not NULL, then a new slave device
  * is automatically bound on this chip select with requested speed and mode.
  *
@@ -588,7 +605,7 @@ int spi_find_bus_and_cs(int busnum, int cs, struct udevice **busp,
  * @devp:      Return slave device
  * Return: 0 if found, -ve on error
  */
-int spi_get_bus_and_cs(int busnum, int cs, int speed, int mode,
+int _spi_get_bus_and_cs(int busnum, int cs, int speed, int mode,
                        const char *drv_name, const char *dev_name,
                        struct udevice **busp, struct spi_slave **devp);