dt-bindings: clock: Add NIC and ETHERNET bindings for Actions S500 SoC

Add the missing NIC and ETHERNET clock bindings constants for Actions
Semi Owl S500 SoC.
Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@gmail.com>
Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Link: https://lore.kernel.org/r/1d0902cf073f76a1a602410061481ccb3fc36a72.1623354574.git.cristian.ciocaltea@gmail.comSigned-off-by: Stephen Boyd <sboyd@kernel.org>

include/dt-bindings/clock/actions,s500-cmu.h

@@ -74,10 +74,12 @@
 #define CLK_RMII_REF		54
 #define CLK_GPIO		55
 
-/* system clock (part 2) */
+/* additional clocks */
 #define CLK_APB			56
 #define CLK_DMAC		57
+#define CLK_NIC			58
+#define CLK_ETHERNET		59
 
-#define CLK_NR_CLKS		(CLK_DMAC + 1)
+#define CLK_NR_CLKS		(CLK_ETHERNET + 1)
 
 #endif /* __DT_BINDINGS_CLOCK_S500_CMU_H */