clk: renesas: r8a77980: Add CMT clocks

Now that RCLK has been added by Geert, we can add the CMT module clocks.

Based on the original (and large) patch by Vladimir Barinov.
Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

drivers/clk/renesas/r8a77980-cpg-mssr.c

@@ -119,6 +119,10 @@ static const struct mssr_mod_clk r8a77980_mod_clks[] __initconst = {
 	DEF_MOD("msiof0",		 211,	R8A77980_CLK_MSO),
 	DEF_MOD("sys-dmac2",		 217,	R8A77980_CLK_S0D3),
 	DEF_MOD("sys-dmac1",		 218,	R8A77980_CLK_S0D3),
+	DEF_MOD("cmt3",			 300,	R8A77980_CLK_R),
+	DEF_MOD("cmt2",			 301,	R8A77980_CLK_R),
+	DEF_MOD("cmt1",			 302,	R8A77980_CLK_R),
+	DEF_MOD("cmt0",			 303,	R8A77980_CLK_R),
 	DEF_MOD("tpu0",			 304,	R8A77980_CLK_S3D4),
 	DEF_MOD("sdif",			 314,	R8A77980_CLK_SD0),
 	DEF_MOD("pciec0",		 319,	R8A77980_CLK_S2D2),