ARM: uniphier: fix DRAM init poll address for LD4, Pro4, sLD8

The status register should be polled.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
diff --git a/arch/arm/mach-uniphier/dram/umc-sld8.c b/arch/arm/mach-uniphier/dram/umc-sld8.c
index 61b1dc1..568a007 100644
--- a/arch/arm/mach-uniphier/dram/umc-sld8.c
+++ b/arch/arm/mach-uniphier/dram/umc-sld8.c
@@ -152,7 +152,7 @@
 	int ret;
 
 	writel(UMC_INITSET_INIT1EN, dc_base + UMC_INITSET);
-	while (readl(dc_base + UMC_INITSET) & UMC_INITSTAT_INIT1ST)
+	while (readl(dc_base + UMC_INITSTAT) & UMC_INITSTAT_INIT1ST)
 		cpu_relax();
 
 	writel(0x00000101, dc_base + UMC_DIOCTLA);