power_supply: Add charger driver for MAX8997/8966

MAX8997/8966 chip is a multi-function device which includes
PMIC, RTC, Fuel Gauge, MUIC, Haptic, Flash control, and
Battery charging control.
The driver for it is located at drivers/mfd.

This patch supports battery charging control of MAX8997/8966 chip and
provides power supply class information to userspace.

Signed-off-by: Donggeun Kim <dg77.kim@samsung.com>
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
Signed-off-by: KyungMin Park <kyungmin.park@samsung.com>
Acked-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>

1 files changed, 6 insertions, 1 deletions

diff --git a/include/linux/mfd/max8997.h b/include/linux/mfd/max8997.h
index 60931d089422..0bbd13dbe336 100644
--- a/include/linux/mfd/max8997.h
+++ b/include/linux/mfd/max8997.h
@@ -107,11 +107,16 @@ struct max8997_platform_data {
         unsigned int buck5_voltage[8];
         bool buck5_gpiodvs;
 
+        /* ---- Charger control ---- */
+        /* eoc stands for 'end of charge' */
+        int eoc_mA; /* 50 ~ 200mA by 10mA step */
+        /* charge Full Timeout */
+        int timeout; /* 0 (no timeout), 5, 6, 7 hours */
+
         /* MUIC: Not implemented */
         /* HAPTIC: Not implemented */
         /* RTC: Not implemented */
         /* Flash: Not implemented */
-        /* Charger control: Not implemented */
 };
 
 #endif /* __LINUX_MFD_MAX8998_H */