fix(xilinx): fix coding style violations

Fix coding style violations and alignments:
- Remove additional newlines in headers
- Remove additional newlines in code
- Add newline to separate variable from the code
- Use the same indentation in platform.mk
- Align function parameters
- Use tabs for indentation in kernel-doc format

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Change-Id: I0b12804ff63bc19778e8f21041f9accba5b488b9
diff --git a/plat/xilinx/zynqmp/platform.mk b/plat/xilinx/zynqmp/platform.mk
index 3d98584..620bf6c 100644
--- a/plat/xilinx/zynqmp/platform.mk
+++ b/plat/xilinx/zynqmp/platform.mk
@@ -45,11 +45,11 @@
 
 
 ifdef ZYNQMP_WDT_RESTART
-$(eval $(call add_define,ZYNQMP_WDT_RESTART))
+    $(eval $(call add_define,ZYNQMP_WDT_RESTART))
 endif
 
 ifdef ZYNQMP_IPI_CRC_CHECK
-  $(warning "ZYNQMP_IPI_CRC_CHECK macro is deprecated...instead please use IPI_CRC_CHECK.")
+    $(warning "ZYNQMP_IPI_CRC_CHECK macro is deprecated...instead please use IPI_CRC_CHECK.")
 endif
 
 ifdef IPI_CRC_CHECK