clk: renesas: r8a7795: Add IIC-DVFS clock

This patch adds DVFS clock for R8A7795 SoC.

Signed-off-by: Keita Kobayashi <keita.kobayashi.ym@renesas.com>
Signed-off-by: Gaku Inami <gaku.inami.xw@bp.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/r8a7795-cpg-mssr.c

@@ -221,6 +221,7 @@ static const struct mssr_mod_clk r8a7795_mod_clks[] __initconst = {
 	DEF_MOD("can-if0",		 916,	R8A7795_CLK_S3D4),
 	DEF_MOD("i2c6",			 918,	R8A7795_CLK_S3D2),
 	DEF_MOD("i2c5",			 919,	R8A7795_CLK_S3D2),
+	DEF_MOD("i2c-dvfs",		 926,	R8A7795_CLK_CP),
 	DEF_MOD("i2c4",			 927,	R8A7795_CLK_S3D2),
 	DEF_MOD("i2c3",			 928,	R8A7795_CLK_S3D2),
 	DEF_MOD("i2c2",			 929,	R8A7795_CLK_S3D2),