sf: Remove spi_flash_remove

Use direct call to device_remove instead of exctra
spi_flash_remove defination.
Reviewed-by: NSimon Glass <sjg@chromium.org>
Signed-off-by: NJagan Teki <jteki@openedev.com>

drivers/mtd/spi/sf-uclass.c

@@ -46,7 +46,7 @@ struct spi_flash *spi_flash_probe(unsigned int bus, unsigned int cs,
 
 void spi_flash_free(struct spi_flash *flash)
 {
-	spi_flash_remove(flash->spi->dev);
+	device_remove(flash->spi->dev);
 }
 
 int spi_flash_probe_bus_cs(unsigned int busnum, unsigned int cs,
@@ -69,11 +69,6 @@ int spi_flash_probe_bus_cs(unsigned int busnum, unsigned int cs,
 	return 0;
 }
 
-int spi_flash_remove(struct udevice *dev)
-{
-	return device_remove(dev);
-}
-
 static int spi_flash_post_bind(struct udevice *dev)
 {
 #if defined(CONFIG_NEEDS_MANUAL_RELOC)

include/spi_flash.h

@@ -170,8 +170,6 @@ struct spi_flash *spi_flash_probe(unsigned int bus, unsigned int cs,
 /* Compatibility function - this is the old U-Boot API */
 void spi_flash_free(struct spi_flash *flash);
 
-int spi_flash_remove(struct udevice *flash);
-
 static inline int spi_flash_read(struct spi_flash *flash, u32 offset,
 				 size_t len, void *buf)
 {