dt-bindings: clk: add omap5 iva clkctrl definitions

OMAP5 device contains an IVA subsystem (Image and Video Accelerator.)
IVA subsystem clkctrl definitions are currently missing, so add them.
Signed-off-by: Tero Kristo <t-kristo@ti.com>

include/dt-bindings/clock/omap5.h

@@ -86,6 +86,10 @@
 #define OMAP5_UART5_CLKCTRL	OMAP5_CLKCTRL_INDEX(0x170)
 #define OMAP5_UART6_CLKCTRL	OMAP5_CLKCTRL_INDEX(0x178)
 
+/* iva clocks */
+#define OMAP5_IVA_CLKCTRL	OMAP5_CLKCTRL_INDEX(0x20)
+#define OMAP5_SL2IF_CLKCTRL	OMAP5_CLKCTRL_INDEX(0x28)
+
 /* dss clocks */
 #define OMAP5_DSS_CORE_CLKCTRL	OMAP5_CLKCTRL_INDEX(0x20)