spi/sparc: Allow of_register_spi_devices for sparc

The spi support code works on SPARC too. No reason to exclude it from
the party.
Signed-off-by: NAndreas Larsson <andreas@gaisler.com>
Acked-by: NDavid S. Miller <davem@davemloft.net>
Signed-off-by: NGrant Likely <grant.likely@secretlab.ca>

drivers/spi/spi.c

@@ -805,7 +805,7 @@ static int spi_master_initialize_queue(struct spi_master *master)
 
 /*-------------------------------------------------------------------------*/
 
-#if defined(CONFIG_OF) && !defined(CONFIG_SPARC)
+#if defined(CONFIG_OF)
 /**
  * of_register_spi_devices() - Register child devices onto the SPI bus
  * @master:	Pointer to spi_master device