Drop get_smbios_data from chip_operations

We only want to add data once per device. Using the one in
chip_operations is not very usable anyway, as different
devices under the same chip directory would need to output
entirely different sets of data.

Change-Id: I96690c4c699667343ebef44a7f3de1f974cf6d6d
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/1492
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Tested-by: build bot (Jenkins)

src/include/device/device.h

@@ -17,9 +17,6 @@ struct smbus_bus_operations;
 struct chip_operations {
 	void (*enable_dev)(struct device *dev);
 	const char *name;
-#if CONFIG_GENERATE_SMBIOS_TABLES
-	int (*get_smbios_data)(device_t dev, int *handle, unsigned long *current);
-#endif
 };
 
 #define CHIP_NAME(X) .name = X,