thermal: rcar_gen3_thermal: Add r8a77961 support

Add support for the Thermal Sensor/Chip Internal Voltage Monitor in the
R-Car M3-W+ (R8A77961) SoC.

According to the R-Car Gen3 Hardware Manual Errata for Revision 2.00 of
Jan 31, 2020, the thermal parameters for R-Car M3-W+ are the same as for
R-Car M3-W.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20200306105503.24267-3-geert+renesas@glider.be

drivers/thermal/rcar_gen3_thermal.c

@@ -322,6 +322,10 @@ static const struct of_device_id rcar_gen3_thermal_dt_ids[] = {
 		.compatible = "renesas,r8a7796-thermal",
 		.data = &rcar_gen3_ths_tj_1_m3_w,
 	},
+	{
+		.compatible = "renesas,r8a77961-thermal",
+		.data = &rcar_gen3_ths_tj_1_m3_w,
+	},
 	{
 		.compatible = "renesas,r8a77965-thermal",
 		.data = &rcar_gen3_ths_tj_1,