ARM: dts: r8a7792: add power domain index macros

Add macros usable by the device tree sources to reference R8A7792 SYSC power
domains by index.

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/include/dt-bindings/power/r8a7792-sysc.h b/include/dt-bindings/power/r8a7792-sysc.h
new file mode 100644 (file)
index 0000000..74f4a78
--- /dev/null
+++ b/include/dt-bindings/power/r8a7792-sysc.h
@@ -0,0 +1,26 @@
+/*
+ * Copyright (C) 2016 Cogent Embedded Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ */
+#ifndef __DT_BINDINGS_POWER_R8A7792_SYSC_H__
+#define __DT_BINDINGS_POWER_R8A7792_SYSC_H__
+
+/*
+ * These power domain indices match the numbers of the interrupt bits
+ * representing the power areas in the various Interrupt Registers
+ * (e.g. SYSCISR, Interrupt Status Register)
+ */
+
+#define R8A7792_PD_CA15_CPU0           0
+#define R8A7792_PD_CA15_CPU1           1
+#define R8A7792_PD_CA15_SCU            12
+#define R8A7792_PD_SGX                 20
+#define R8A7792_PD_IMP                 24
+
+/* Always-on power area */
+#define R8A7792_PD_ALWAYS_ON           32
+
+#endif /* __DT_BINDINGS_POWER_R8A7792_SYSC_H__ */