cpufreq: dt: Add support for r8a7742

Add the compatible strings for supporting the generic cpufreq driver on
the Renesas RZ/G1H (R8A7742) SoC.
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>

drivers/cpufreq/cpufreq-dt-platdev.c

@@ -53,6 +53,7 @@ static const struct of_device_id whitelist[] __initconst = {
 	{ .compatible = "renesas,r7s72100", },
 	{ .compatible = "renesas,r8a73a4", },
 	{ .compatible = "renesas,r8a7740", },
+	{ .compatible = "renesas,r8a7742", },
 	{ .compatible = "renesas,r8a7743", },
 	{ .compatible = "renesas,r8a7744", },
 	{ .compatible = "renesas,r8a7745", },