clk: renesas: cpg-mssr: Add r8a77470 support

Add RZ/G1C (R8A77470) Clock Pulse Generator / Module Standby and Software
Reset support.

Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
diff --git a/drivers/clk/renesas/renesas-cpg-mssr.c b/drivers/clk/renesas/renesas-cpg-mssr.c
index 4e88e98..2c467f9 100644
--- a/drivers/clk/renesas/renesas-cpg-mssr.c
+++ b/drivers/clk/renesas/renesas-cpg-mssr.c
@@ -652,6 +652,12 @@ static const struct of_device_id cpg_mssr_match[] = {
 		.data = &r8a7745_cpg_mssr_info,
 	},
 #endif
+#ifdef CONFIG_CLK_R8A77470
+	{
+		.compatible = "renesas,r8a77470-cpg-mssr",
+		.data = &r8a77470_cpg_mssr_info,
+	},
+#endif
 #ifdef CONFIG_CLK_R8A7790
 	{
 		.compatible = "renesas,r8a7790-cpg-mssr",