dt-bindings: power: add RK3128 SoCs header for power-domain

According to a description from TRM, add all the power domains.
Signed-off-by: Elaine Zhang <zhangqing@rock-chips.com>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

include/dt-bindings/power/rk3128-power.h

+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __DT_BINDINGS_POWER_RK3128_POWER_H__
+#define __DT_BINDINGS_POWER_RK3128_POWER_H__
+
+/* VD_CORE */
+#define RK3128_PD_CORE		0
+
+/* VD_LOGIC */
+#define RK3128_PD_VIO		1
+#define RK3128_PD_VIDEO		2
+#define RK3128_PD_GPU		3
+#define RK3128_PD_MSCH		4
+
+#endif