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/spi/rockchip_sfc.c b/drivers/spi/rockchip_sfc.c
index 596c22a..43aefc2 100644
--- a/drivers/spi/rockchip_sfc.c
+++ b/drivers/spi/rockchip_sfc.c
@@ -229,7 +229,7 @@
 	sfc->regbase = dev_read_addr_ptr(bus);
 	sfc->use_dma = !dev_read_bool(bus, "rockchip,sfc-no-dma");
 
-	if (IS_ENABLED(CONFIG_SPL_BUILD) && sfc->use_dma)
+	if (IS_ENABLED(CONFIG_XPL_BUILD) && sfc->use_dma)
 		sfc->use_dma = !dev_read_bool(bus, "u-boot,spl-sfc-no-dma");
 
 #if CONFIG_IS_ENABLED(CLK)