clk: renesas: r8a7796: Add IIC-DVFS clock

This patch adds DVFS clock for R8A7796 SoC.
Signed-off-by: Khiem Nguyen <khiem.nguyen.xt@renesas.com>
Signed-off-by: Dien Pham <dien.pham.ry@rvc.renesas.com>
Signed-off-by: Takeshi Kihara <takeshi.kihara.df@renesas.com>
Acked-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

drivers/clk/renesas/r8a7796-cpg-mssr.c

@@ -192,6 +192,7 @@ static const struct mssr_mod_clk r8a7796_mod_clks[] __initconst = {
 	DEF_MOD("can-if0",		 916,	R8A7796_CLK_S3D4),
 	DEF_MOD("i2c6",			 918,	R8A7796_CLK_S0D6),
 	DEF_MOD("i2c5",			 919,	R8A7796_CLK_S0D6),
+	DEF_MOD("i2c-dvfs",		 926,	R8A7796_CLK_CP),
 	DEF_MOD("i2c4",			 927,	R8A7796_CLK_S0D6),
 	DEF_MOD("i2c3",			 928,	R8A7796_CLK_S0D6),
 	DEF_MOD("i2c2",			 929,	R8A7796_CLK_S3D2),