x86: queensbay: Change CPU_ADDR_BITS to 32

Per CPUID:80000008h result, the maximum physical address bits of
TunnelCreek processor is 32 instead of default 36. This will fix
the incorrect decoding of MTRR range mask.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>

arch/x86/cpu/queensbay/Kconfig

@@ -38,4 +38,8 @@ config CMC_ADDR
 	  The default base address of 0xfffb0000 indicates that the binary must
 	  be located at offset 0xb0000 from the beginning of a 1MB flash device.
 
+config CPU_ADDR_BITS
+	int
+	default 32
+
 endif