ARM: dts: imx6sx: Sync with kernel 5.4.16

Sync the imx6sx dts files with kernel 5.4.16.

Signed-off-by: Fabio Estevam <festevam@gmail.com>
diff --git a/include/dt-bindings/clock/imx6sx-clock.h b/include/dt-bindings/clock/imx6sx-clock.h
index 36f0324..1c64997 100644
--- a/include/dt-bindings/clock/imx6sx-clock.h
+++ b/include/dt-bindings/clock/imx6sx-clock.h
@@ -1,10 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (C) 2014 Freescale Semiconductor, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
  */
 
 #ifndef __DT_BINDINGS_CLOCK_IMX6SX_H
@@ -275,6 +271,11 @@
 #define IMX6SX_PLL6_BYPASS		262
 #define IMX6SX_PLL7_BYPASS		263
 #define IMX6SX_CLK_SPDIF_GCLK		264
-#define IMX6SX_CLK_CLK_END		265
+#define IMX6SX_CLK_LVDS2_SEL		265
+#define IMX6SX_CLK_LVDS2_OUT		266
+#define IMX6SX_CLK_LVDS2_IN		267
+#define IMX6SX_CLK_ANACLK2		268
+#define IMX6SX_CLK_MMDC_P1_IPG		269
+#define IMX6SX_CLK_CLK_END		270
 
 #endif /* __DT_BINDINGS_CLOCK_IMX6SX_H */