mfd: palmas: is_palmas_charger needed by multiple drivers

is_palmas_charger checks for the presence of charging
functionality in the device

Signed-off-by: Graeme Gregory <gg@slimlogic.co.uk>
Signed-off-by: Ian Lartey <ian@slimlogic.co.uk>
Acked-by: Laxman Dewangani <ldewangan@nvidia.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

1 files changed, 11 insertions, 1 deletions

diff --git a/include/linux/mfd/palmas.h b/include/linux/mfd/palmas.h
index 3bbda22721ea..4a066d0caf44 100644
--- a/include/linux/mfd/palmas.h
+++ b/include/linux/mfd/palmas.h
@@ -1,9 +1,10 @@
 /*
  * TI Palmas
  *
- * Copyright 2011 Texas Instruments Inc.
+ * Copyright 2011-2013 Texas Instruments Inc.
  *
  * Author: Graeme Gregory <gg@slimlogic.co.uk>
+ * Author: Ian Lartey <ian@slimlogic.co.uk>
  *
  *  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
@@ -22,6 +23,15 @@
 
 #define PALMAS_NUM_CLIENTS              3
 
+/* The ID_REVISION NUMBERS */
+#define PALMAS_CHIP_OLD_ID              0x0000
+#define PALMAS_CHIP_ID                  0xC035
+#define PALMAS_CHIP_CHARGER_ID          0xC036
+
+#define is_palmas(a)    (((a) == PALMAS_CHIP_OLD_ID) || \
+                        ((a) == PALMAS_CHIP_ID))
+#define is_palmas_charger(a) ((a) == PALMAS_CHIP_CHARGER_ID)
+
 struct palmas_pmic;
 struct palmas_gpadc;
 struct palmas_resource;