board: Use CONFIG_XPL_BUILD instead of CONFIG_SPL_BUILD

Use the new symbol to refer to any 'SPL' build, including TPL and VPL

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/board/xilinx/common/Makefile b/board/xilinx/common/Makefile
index d563290..4b8fdec 100644
--- a/board/xilinx/common/Makefile
+++ b/board/xilinx/common/Makefile
@@ -8,6 +8,6 @@
 ifndef CONFIG_ARCH_ZYNQ
 obj-$(CONFIG_DISPLAY_CPUINFO) += cpu-info.o
 endif
-ifndef CONFIG_SPL_BUILD
+ifndef CONFIG_XPL_BUILD
 obj-$(CONFIG_CMD_FRU) += fru.o fru_ops.o
 endif
diff --git a/board/xilinx/common/board.c b/board/xilinx/common/board.c
index 5e5eb49..68f401e 100644
--- a/board/xilinx/common/board.c
+++ b/board/xilinx/common/board.c
@@ -370,7 +370,7 @@
 			return fdt_blob;
 	}
 
-	if (!IS_ENABLED(CONFIG_SPL_BUILD) &&
+	if (!IS_ENABLED(CONFIG_XPL_BUILD) &&
 	    !IS_ENABLED(CONFIG_VERSAL_NO_DDR) &&
 	    !IS_ENABLED(CONFIG_ZYNQMP_NO_DDR)) {
 		fdt_blob = (void *)CONFIG_XILINX_OF_BOARD_DTB_ADDR;
@@ -381,7 +381,7 @@
 		debug("DTB is not passed via %p\n", fdt_blob);
 	}
 
-	if (IS_ENABLED(CONFIG_SPL_BUILD)) {
+	if (IS_ENABLED(CONFIG_XPL_BUILD)) {
 		/*
 		 * FDT is at end of BSS unless it is in a different memory
 		 * region
@@ -515,7 +515,7 @@
 {
 	debug("%s: Check %s, default %s\n", __func__, name, board_name);
 
-#if !defined(CONFIG_SPL_BUILD)
+#if !defined(CONFIG_XPL_BUILD)
 	if (IS_ENABLED(CONFIG_REGEX)) {
 		struct slre slre;
 		int ret;