mfd: dt-bindings: Provide human readable defines for LPC mode choosing

ST's Low Power Controller can currently operate in two supported modes;
Watchdog and Real Time Clock.  These defines will aid engineers to easily
identify the selected mode.

Signed-off-by: Lee Jones <lee.jones@linaro.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>

diff --git a/include/dt-bindings/mfd/st-lpc.h b/include/dt-bindings/mfd/st-lpc.h
new file mode 100644 (file)
index 0000000..e3e6c75
--- /dev/null
+++ b/include/dt-bindings/mfd/st-lpc.h
@@ -0,0 +1,15 @@
+/*
+ * This header provides shared DT/Driver defines for ST's LPC device
+ *
+ * Copyright (C) 2014 STMicroelectronics -- All Rights Reserved
+ *
+ * Author: Lee Jones <lee.jones@linaro.org> for STMicroelectronics
+ */
+
+#ifndef __DT_BINDINGS_ST_LPC_H__
+#define __DT_BINDINGS_ST_LPC_H__
+
+#define ST_LPC_MODE_RTC                0
+#define ST_LPC_MODE_WDT                1
+
+#endif /* __DT_BINDINGS_ST_LPC_H__ */