x86: baytrail: Use macros instead of magic numbers for FSP settings

Introduce various meaningful macros for FSP settings and switch over
to use them instead of magic numbers.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Stefan Roese <sr@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/x86/dts/baytrail_som-db5800-som-6867.dts b/arch/x86/dts/baytrail_som-db5800-som-6867.dts
index 61af636..3fc36f1 100644
--- a/arch/x86/dts/baytrail_som-db5800-som-6867.dts
+++ b/arch/x86/dts/baytrail_som-db5800-som-6867.dts
@@ -7,6 +7,7 @@
 
 /dts-v1/;
 
+#include <asm/arch-baytrail/fsp/fsp_configs.h>
 #include <dt-bindings/gpio/x86-gpio.h>
 #include <dt-bindings/interrupt-router/intel-irq.h>
 
@@ -259,13 +260,13 @@
 
 	fsp {
 		compatible = "intel,baytrail-fsp";
-		fsp,mrc-init-tseg-size = <1>;
-		fsp,mrc-init-mmio-size = <0x800>;
+		fsp,mrc-init-tseg-size = <MRC_INIT_TSEG_SIZE_1MB>;
+		fsp,mrc-init-mmio-size = <MRC_INIT_MMIO_SIZE_2048MB>;
 		fsp,mrc-init-spd-addr1 = <0xa0>;
 		fsp,mrc-init-spd-addr2 = <0xa2>;
 		fsp,enable-spi;
 		fsp,enable-sata;
-		fsp,sata-mode = <1>;
+		fsp,sata-mode = <SATA_MODE_AHCI>;
 		fsp,enable-azalia;
 		fsp,lpss-sio-enable-pci-mode;
 		fsp,enable-dma0;
@@ -279,11 +280,11 @@
 		fsp,enable-i2c6;
 		fsp,enable-pwm0;
 		fsp,enable-pwm1;
-		fsp,igd-dvmt50-pre-alloc = <2>;
-		fsp,aperture-size = <2>;
-		fsp,gtt-size = <2>;
+		fsp,igd-dvmt50-pre-alloc = <IGD_DVMT50_PRE_ALLOC_64MB>;
+		fsp,aperture-size = <APERTURE_SIZE_256MB>;
+		fsp,gtt-size = <GTT_SIZE_2MB>;
 		fsp,scc-enable-pci-mode;
-		fsp,os-selection = <4>;
+		fsp,os-selection = <OS_SELECTION_LINUX>;
 		fsp,enable-igd;
 	};