drivers: 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/drivers/power/Makefile b/drivers/power/Makefile
index 6f7e6fb..5a98719 100644
--- a/drivers/power/Makefile
+++ b/drivers/power/Makefile
@@ -9,7 +9,7 @@
 obj-y += regulator/
 
 obj-$(CONFIG_AXP221_POWER)	+= axp221.o
-ifdef CONFIG_SPL_BUILD
+ifdef CONFIG_XPL_BUILD
 obj-$(CONFIG_AXP152_POWER)	+= axp152.o
 obj-$(CONFIG_AXP209_POWER)	+= axp209.o
 obj-$(CONFIG_AXP305_POWER)	+= axp_spl.o
diff --git a/drivers/power/pmic/rk8xx.c b/drivers/power/pmic/rk8xx.c
index 4d5a5ce..a14555c 100644
--- a/drivers/power/pmic/rk8xx.c
+++ b/drivers/power/pmic/rk8xx.c
@@ -237,7 +237,7 @@
 	if (!children)
 		debug("%s: %s - no child found\n", __func__, dev->name);
 
-	if (IS_ENABLED(CONFIG_SPL_BUILD) &&
+	if (IS_ENABLED(CONFIG_XPL_BUILD) &&
 	    IS_ENABLED(CONFIG_ROCKCHIP_RK8XX_DISABLE_BOOT_ON_POWERON))
 		dev_or_flags(dev, DM_FLAG_PROBE_AFTER_BIND);
 
@@ -331,7 +331,7 @@
 		      pmic_reg_read(dev, init_data[i].reg));
 	}
 
-	if (!IS_ENABLED(CONFIG_SPL_BUILD)) {
+	if (!IS_ENABLED(CONFIG_XPL_BUILD)) {
 		printf("PMIC:  RK%x ", show_variant);
 		if (on_source && off_source)
 			printf("(on=0x%02x, off=0x%02x)",
diff --git a/drivers/power/pmic/stpmic1.c b/drivers/power/pmic/stpmic1.c
index c99a0c2..f0415fb 100644
--- a/drivers/power/pmic/stpmic1.c
+++ b/drivers/power/pmic/stpmic1.c
@@ -91,7 +91,7 @@
 		dev_dbg(dev, "no child found\n");
 #endif /* DM_REGULATOR */
 
-	if (!IS_ENABLED(CONFIG_SPL_BUILD)) {
+	if (!IS_ENABLED(CONFIG_XPL_BUILD)) {
 		ret = device_bind_driver(dev, "stpmic1-nvm",
 					 "stpmic1-nvm", NULL);
 		if (ret)
@@ -124,7 +124,7 @@
 	.ops = &stpmic1_ops,
 };
 
-#ifndef CONFIG_SPL_BUILD
+#ifndef CONFIG_XPL_BUILD
 static int stpmic1_nvm_rw(struct udevice *dev, u8 addr, u8 *buf, int buf_len,
 			  enum pmic_nvm_op op)
 {
@@ -230,7 +230,7 @@
 	.id = UCLASS_MISC,
 	.ops = &stpmic1_nvm_ops,
 };
-#endif /* CONFIG_SPL_BUILD */
+#endif /* CONFIG_XPL_BUILD */
 
 #ifdef CONFIG_SYSRESET
 static int stpmic1_sysreset_request(struct udevice *dev, enum sysreset_t type)
diff --git a/drivers/power/power_core.c b/drivers/power/power_core.c
index 1caf9f0..61b2fe5 100644
--- a/drivers/power/power_core.c
+++ b/drivers/power/power_core.c
@@ -78,7 +78,7 @@
 	return NULL;
 }
 
-#ifndef CONFIG_SPL_BUILD
+#ifndef CONFIG_XPL_BUILD
 static int pmic_dump(struct pmic *p)
 {
 	int i, ret;
diff --git a/drivers/power/regulator/rk8xx.c b/drivers/power/regulator/rk8xx.c
index 34e6151..3f18ee6 100644
--- a/drivers/power/regulator/rk8xx.c
+++ b/drivers/power/regulator/rk8xx.c
@@ -16,7 +16,7 @@
 #include <power/pmic.h>
 #include <power/regulator.h>
 
-#ifndef CONFIG_SPL_BUILD
+#ifndef CONFIG_XPL_BUILD
 #define ENABLE_DRIVER
 #endif
 
diff --git a/drivers/power/sy8106a.c b/drivers/power/sy8106a.c
index fb6028d..d9a2b69 100644
--- a/drivers/power/sy8106a.c
+++ b/drivers/power/sy8106a.c
@@ -10,7 +10,7 @@
 #define SY8106A_VOUT1_SEL 1
 #define SY8106A_VOUT1_SEL_ENABLE (1 << 7)
 
-#ifdef CONFIG_SPL_BUILD
+#ifdef CONFIG_XPL_BUILD
 static u8 sy8106a_mvolt_to_cfg(int mvolt, int min, int max, int div)
 {
 	if (mvolt < min)