x86: dts: Drop memory SPD compatible string

This is not needed now that the memory controller driver has the SPD data
in its own node.

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

arch/x86/dts/chromebook_link.dts

@@ -233,7 +233,6 @@
 					<&gpio_b 11 0>, <&gpio_a 10 0>;
 			u-boot,dm-pre-reloc;
 			spd {
-				compatible = "memory-spd";
 				#address-cells = <1>;
 				#size-cells = <0>;
 				elpida_4Gb_1600_x16 {

include/fdtdec.h

@@ -152,7 +152,6 @@ enum fdt_compat_id {
 	COMPAT_SAMSUNG_EXYNOS5_I2C,	/* Exynos5 High Speed I2C Controller */
 	COMPAT_SAMSUNG_EXYNOS_SYSMMU,	/* Exynos sysmmu */
 	COMPAT_INTEL_MICROCODE,		/* Intel microcode update */
-	COMPAT_MEMORY_SPD,		/* Memory SPD information */
 	COMPAT_INTEL_PANTHERPOINT_AHCI,	/* Intel Pantherpoint AHCI */
 	COMPAT_INTEL_MODEL_206AX,	/* Intel Model 206AX CPU */
 	COMPAT_INTEL_GMA,		/* Intel Graphics Media Accelerator */

lib/fdtdec.c

@@ -57,7 +57,6 @@ static const char * const compat_names[COMPAT_COUNT] = {
 	COMPAT(SAMSUNG_EXYNOS5_I2C, "samsung,exynos5-hsi2c"),
 	COMPAT(SAMSUNG_EXYNOS_SYSMMU, "samsung,sysmmu-v3.3"),
 	COMPAT(INTEL_MICROCODE, "intel,microcode"),
-	COMPAT(MEMORY_SPD, "memory-spd"),
 	COMPAT(INTEL_PANTHERPOINT_AHCI, "intel,pantherpoint-ahci"),
 	COMPAT(INTEL_MODEL_206AX, "intel,model-206ax"),
 	COMPAT(INTEL_GMA, "intel,gma"),