[PATCH] rb532: do not use phys_t

[Florian Fainelli <florian@openwrt.org>]

MIPS include types.h says that using phys_t is bad, which in
fact is an unsigned long, so use an unsigned long directly.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
---
diff --git a/arch/mips/rb532/prom.c b/arch/mips/rb532/prom.c
index 46ca24d..c37ceda 100644
--- a/arch/mips/rb532/prom.c
+++ b/arch/mips/rb532/prom.c
@@ -123,8 +123,8 @@ void __init prom_setup_cmdline(void)
 void __init prom_init(void)
 {
 	struct ddr_ram __iomem *ddr;
-	phys_t memsize;
-	phys_t ddrbase;
+	unsigned long memsize;
+	unsigned long ddrbase;
 
 	ddr = ioremap_nocache(ddr_reg[0].start,
 			ddr_reg[0].end - ddr_reg[0].start);