clk: imx: vf610: add TCON ipg clock

Add the ipg (bus) clock for the TCON modules (Timing Controller). This
module is required by the new DCU DRM driver, since the display signals
pass through TCON.

Signed-off-by: Stefan Agner <stefan@agner.ch>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
diff --git a/include/dt-bindings/clock/vf610-clock.h b/include/dt-bindings/clock/vf610-clock.h
index 7dc1b84..dc5e179 100644
--- a/include/dt-bindings/clock/vf610-clock.h
+++ b/include/dt-bindings/clock/vf610-clock.h
@@ -197,6 +197,8 @@
 #define VF610_CLK_OCOTP         184
 #define VF610_CLK_DDRMC			185
 #define VF610_CLK_WKPU			186
-#define VF610_CLK_END			187
+#define VF610_CLK_TCON0			187
+#define VF610_CLK_TCON1			188
+#define VF610_CLK_END			189
 
 #endif /* __DT_BINDINGS_CLOCK_VF610_H */