Rename CONFIG_SYS_TEXT_BASE to CONFIG_TEXT_BASE

The current name is inconsistent with SPL which uses CONFIG_SPL_TEXT_BASE
and this makes it imposible to use CONFIG_VAL().

Rename it to resolve this problem.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/arm/cpu/armv7/ls102xa/fdt.c b/arch/arm/cpu/armv7/ls102xa/fdt.c
index e63a905..83f9882 100644
--- a/arch/arm/cpu/armv7/ls102xa/fdt.c
+++ b/arch/arm/cpu/armv7/ls102xa/fdt.c
@@ -146,9 +146,9 @@
 	 * Since second uboot binary has a head, that space need to be
 	 * reserved either(assuming its size is less than 0x1000).
 	 */
-	off = fdt_add_mem_rsv(blob, CONFIG_SYS_TEXT_BASE - UBOOT_HEAD_LEN,
-			CONFIG_SYS_MONITOR_LEN + CONFIG_SYS_SPL_MALLOC_SIZE +
-			UBOOT_HEAD_LEN);
+	off = fdt_add_mem_rsv(blob, CONFIG_TEXT_BASE - UBOOT_HEAD_LEN,
+			      CONFIG_SYS_MONITOR_LEN +
+			      CONFIG_SYS_SPL_MALLOC_SIZE + UBOOT_HEAD_LEN);
 	if (off < 0)
 		printf("Failed to reserve memory for SD boot deep sleep: %s\n",
 		       fdt_strerror(off));