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/ti/ks2_evm/board.c b/board/ti/ks2_evm/board.c
index c6735d3..4854771 100644
--- a/board/ti/ks2_evm/board.c
+++ b/board/ti/ks2_evm/board.c
@@ -75,7 +75,7 @@
 	return 0;
 }
 
-#ifdef CONFIG_SPL_BUILD
+#ifdef CONFIG_XPL_BUILD
 void spl_board_init(void)
 {
 	spl_init_keystone_plls();
diff --git a/board/ti/ks2_evm/board_k2e.c b/board/ti/ks2_evm/board_k2e.c
index 4385be4..3ccf70c 100644
--- a/board/ti/ks2_evm/board_k2e.c
+++ b/board/ti/ks2_evm/board_k2e.c
@@ -109,7 +109,7 @@
 }
 #endif
 
-#ifdef CONFIG_SPL_BUILD
+#ifdef CONFIG_XPL_BUILD
 void spl_init_keystone_plls(void)
 {
 	init_plls();
diff --git a/board/ti/ks2_evm/board_k2g.c b/board/ti/ks2_evm/board_k2g.c
index d07b77d..b1142ed 100644
--- a/board/ti/ks2_evm/board_k2g.c
+++ b/board/ti/ks2_evm/board_k2g.c
@@ -346,7 +346,7 @@
 #ifdef CONFIG_BOARD_LATE_INIT
 int board_late_init(void)
 {
-#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_TI_I2C_BOARD_DETECT)
+#if !defined(CONFIG_XPL_BUILD) && defined(CONFIG_TI_I2C_BOARD_DETECT)
 	int rc;
 
 	rc = ti_i2c_eeprom_am_get(CONFIG_EEPROM_BUS_ADDRESS,
@@ -382,7 +382,7 @@
 }
 #endif
 
-#ifdef CONFIG_SPL_BUILD
+#ifdef CONFIG_XPL_BUILD
 void spl_init_keystone_plls(void)
 {
 	init_plls();
diff --git a/board/ti/ks2_evm/board_k2hk.c b/board/ti/ks2_evm/board_k2hk.c
index 2b5d2d7..93249fa 100644
--- a/board/ti/ks2_evm/board_k2hk.c
+++ b/board/ti/ks2_evm/board_k2hk.c
@@ -116,7 +116,7 @@
 }
 #endif
 
-#ifdef CONFIG_SPL_BUILD
+#ifdef CONFIG_XPL_BUILD
 void spl_init_keystone_plls(void)
 {
 	init_plls();
diff --git a/board/ti/ks2_evm/board_k2l.c b/board/ti/ks2_evm/board_k2l.c
index 1971bc9..b813f21 100644
--- a/board/ti/ks2_evm/board_k2l.c
+++ b/board/ti/ks2_evm/board_k2l.c
@@ -104,7 +104,7 @@
 }
 #endif
 
-#ifdef CONFIG_SPL_BUILD
+#ifdef CONFIG_XPL_BUILD
 void spl_init_keystone_plls(void)
 {
 	init_plls();