sunxi: A83T: fix 32bit overflow warning

In mctl_channel_init, (0x50<<26) which overflows 32bit.
It was supposed to be 0x50<<16,corrected now.

Reported-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Vishnu Patekar <vishnupatekar0510@gmail.com>
Acked-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>

arch/arm/cpu/armv7/sunxi/dram_sun8i_a83t.c

@@ -280,7 +280,7 @@ static int mctl_channel_init(struct dram_para *para)
 
 	writel(0x94be6fa3, MCTL_PROTECT);
 	udelay(100);
-	clrsetbits_le32(MX_UPD2, 0xfff << 16, 0x50 << 26);
+	clrsetbits_le32(MX_UPD2, 0xfff << 16, 0x50 << 16);
 	writel(0x0, MCTL_PROTECT);
 	udelay(100);