ARM: zynq: Move CONFIG_SYS_TEXT_BASE to Kconfig

Enable CONFIG_SYS_TEXT_BASE via Kconfig.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/Kconfig b/Kconfig
index a44ac91..1fa791c 100644
--- a/Kconfig
+++ b/Kconfig
@@ -248,7 +248,8 @@
 
 config SYS_TEXT_BASE
 	depends on SPARC || ARC || X86 || ARCH_UNIPHIER || ARCH_ZYNQMP || \
-		(M68K && !TARGET_ASTRO_MCF5373L) || MICROBLAZE || MIPS
+		(M68K && !TARGET_ASTRO_MCF5373L) || MICROBLAZE || MIPS || \
+		ARCH_ZYNQ
 	depends on !EFI_APP
 	hex "Text Base"
 	help