MIPS: bcm63xx: nvram: Remove unused bcm63xx_nvram_get_psi_size() function

Remove bcm63xx_nvram_get_psi_size() as it now has no users.
Signed-off-by: Simon Arlott <simon@fire.lp0.eu>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Brian Norris <computersforpeace@gmail.com>
Cc: Kevin Cernekee <cernekee@gmail.com>
Cc: Florian Fainelli <f.fainelli@gmail.com>
Cc: Jonas Gorski <jogo@openwrt.org>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Cc: MIPS Mailing List <linux-mips@linux-mips.org>
Cc: MTD Maling List <linux-mtd@lists.infradead.org>
Patchwork: https://patchwork.linux-mips.org/patch/11836/Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/bcm63xx/nvram.c

@@ -19,8 +19,6 @@
 
 #include <bcm63xx_nvram.h>
 
-#define BCM63XX_DEFAULT_PSI_SIZE	64
-
 static struct bcm963xx_nvram nvram;
 static int mac_addr_used;
 
@@ -87,12 +85,3 @@ int bcm63xx_nvram_get_mac_address(u8 *mac)
 	return 0;
 }
 EXPORT_SYMBOL(bcm63xx_nvram_get_mac_address);
-
-int bcm63xx_nvram_get_psi_size(void)
-{
-	if (nvram.psi_size > 0)
-		return nvram.psi_size;
-
-	return BCM63XX_DEFAULT_PSI_SIZE;
-}
-EXPORT_SYMBOL(bcm63xx_nvram_get_psi_size);

arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h

@@ -30,6 +30,4 @@ u8 *bcm63xx_nvram_get_name(void);
  */
 int bcm63xx_nvram_get_mac_address(u8 *mac);
 
-int bcm63xx_nvram_get_psi_size(void);
-
 #endif /* BCM63XX_NVRAM_H */