fdtdec: Add compatible id and string for Intel Quark MRC

Add COMPAT_INTEL_QRK_MRC and "intel,quark-mrc" so that fdtdec can
decode Intel Quark MRC node.

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

include/fdtdec.h

@@ -167,6 +167,7 @@ enum fdt_compat_id {
 	COMPAT_INTEL_GMA,		/* Intel Graphics Media Accelerator */
 	COMPAT_AMS_AS3722,		/* AMS AS3722 PMIC */
 	COMPAT_INTEL_ICH_SPI,		/* Intel ICH7/9 SPI controller */
+	COMPAT_INTEL_QRK_MRC,		/* Intel Quark MRC */
 
 	COMPAT_COUNT,
 };