dt-bindings: power: Add Actions Semi S900 SPS

Define power domains for Actions Semi S900 SoC Smart Power System (SPS).
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Andreas Färber <afaerber@suse.de>

Documentation/devicetree/bindings/power/actions,owl-sps.txt

@@ -3,11 +3,13 @@ Actions Semi Owl Smart Power System (SPS)
 Required properties:
 - compatible          :  "actions,s500-sps" for S500
                          "actions,s700-sps" for S700
+                         "actions,s900-sps" for S900
 - reg                 :  Offset and length of the register set for the device.
 - #power-domain-cells :  Must be 1.
                          See macros in:
                           include/dt-bindings/power/owl-s500-powergate.h for S500
                           include/dt-bindings/power/owl-s700-powergate.h for S700
+                          include/dt-bindings/power/owl-s900-powergate.h for S900
 
 
 Example:

include/dt-bindings/power/owl-s900-powergate.h

+/* SPDX-License-Identifier: (GPL-2.0-or-later OR MIT) */
+/*
+ * Actions Semi S900 SPS
+ *
+ * Copyright (c) 2018 Linaro Ltd.
+ */
+#ifndef DT_BINDINGS_POWER_OWL_S900_POWERGATE_H
+#define DT_BINDINGS_POWER_OWL_S900_POWERGATE_H
+
+#define S900_PD_GPU_B	0
+#define S900_PD_VCE	1
+#define S900_PD_SENSOR	2
+#define S900_PD_VDE	3
+#define S900_PD_HDE	4
+#define S900_PD_USB3	5
+#define S900_PD_DDR0	6
+#define S900_PD_DDR1	7
+#define S900_PD_DE	8
+#define S900_PD_NAND	9
+#define S900_PD_USB2_H0	10
+#define S900_PD_USB2_H1	11
+
+#endif