mfd: max77693: Add defines for MAX77693 charger driver

Prepare for adding support for Maxim 77693 charger by adding necessary
new defines.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Sebastian Reichel <sre@kernel.org>

1 files changed, 108 insertions, 0 deletions

diff --git a/include/linux/mfd/max77693-private.h b/include/linux/mfd/max77693-private.h
index 08dae01258b9..955dd990beaf 100644
--- a/include/linux/mfd/max77693-private.h
+++ b/include/linux/mfd/max77693-private.h
@@ -143,10 +143,118 @@ enum max77693_pmic_reg {
 #define FLASH_INT_FLED1_SHORT   BIT(3)
 #define FLASH_INT_OVER_CURRENT  BIT(4)
 
+/* Fast charge timer in in hours */
+#define DEFAULT_FAST_CHARGE_TIMER               4
+/* microamps */
+#define DEFAULT_TOP_OFF_THRESHOLD_CURRENT       150000
+/* minutes */
+#define DEFAULT_TOP_OFF_TIMER                   30
+/* microvolts */
+#define DEFAULT_CONSTANT_VOLT                   4200000
+/* microvolts */
+#define DEFAULT_MIN_SYSTEM_VOLT                 3600000
+/* celsius */
+#define DEFAULT_THERMAL_REGULATION_TEMP         100
+/* microamps */
+#define DEFAULT_BATTERY_OVERCURRENT             3500000
+/* microvolts */
+#define DEFAULT_CHARGER_INPUT_THRESHOLD_VOLT    4300000
+
+/* MAX77693_CHG_REG_CHG_INT_OK register */
+#define CHG_INT_OK_BYP_SHIFT            0
+#define CHG_INT_OK_BAT_SHIFT            3
+#define CHG_INT_OK_CHG_SHIFT            4
+#define CHG_INT_OK_CHGIN_SHIFT          6
+#define CHG_INT_OK_DETBAT_SHIFT         7
+#define CHG_INT_OK_BYP_MASK             BIT(CHG_INT_OK_BYP_SHIFT)
+#define CHG_INT_OK_BAT_MASK             BIT(CHG_INT_OK_BAT_SHIFT)
+#define CHG_INT_OK_CHG_MASK             BIT(CHG_INT_OK_CHG_SHIFT)
+#define CHG_INT_OK_CHGIN_MASK           BIT(CHG_INT_OK_CHGIN_SHIFT)
+#define CHG_INT_OK_DETBAT_MASK          BIT(CHG_INT_OK_DETBAT_SHIFT)
+
+/* MAX77693_CHG_REG_CHG_DETAILS_00 register */
+#define CHG_DETAILS_00_CHGIN_SHIFT      5
+#define CHG_DETAILS_00_CHGIN_MASK       (0x3 << CHG_DETAILS_00_CHGIN_SHIFT)
+
+/* MAX77693_CHG_REG_CHG_DETAILS_01 register */
+#define CHG_DETAILS_01_CHG_SHIFT        0
+#define CHG_DETAILS_01_BAT_SHIFT        4
+#define CHG_DETAILS_01_TREG_SHIFT       7
+#define CHG_DETAILS_01_CHG_MASK         (0xf << CHG_DETAILS_01_CHG_SHIFT)
+#define CHG_DETAILS_01_BAT_MASK         (0x7 << CHG_DETAILS_01_BAT_SHIFT)
+#define CHG_DETAILS_01_TREG_MASK        BIT(7)
+
+/* MAX77693_CHG_REG_CHG_DETAILS_01/CHG field */
+enum max77693_charger_charging_state {
+        MAX77693_CHARGING_PREQUALIFICATION      = 0x0,
+        MAX77693_CHARGING_FAST_CONST_CURRENT,
+        MAX77693_CHARGING_FAST_CONST_VOLTAGE,
+        MAX77693_CHARGING_TOP_OFF,
+        MAX77693_CHARGING_DONE,
+        MAX77693_CHARGING_HIGH_TEMP,
+        MAX77693_CHARGING_TIMER_EXPIRED,
+        MAX77693_CHARGING_THERMISTOR_SUSPEND,
+        MAX77693_CHARGING_OFF,
+        MAX77693_CHARGING_RESERVED,
+        MAX77693_CHARGING_OVER_TEMP,
+        MAX77693_CHARGING_WATCHDOG_EXPIRED,
+};
+
+/* MAX77693_CHG_REG_CHG_DETAILS_01/BAT field */
+enum max77693_charger_battery_state {
+        MAX77693_BATTERY_NOBAT                  = 0x0,
+        /* Dead-battery or low-battery prequalification */
+        MAX77693_BATTERY_PREQUALIFICATION,
+        MAX77693_BATTERY_TIMER_EXPIRED,
+        MAX77693_BATTERY_GOOD,
+        MAX77693_BATTERY_LOWVOLTAGE,
+        MAX77693_BATTERY_OVERVOLTAGE,
+        MAX77693_BATTERY_OVERCURRENT,
+        MAX77693_BATTERY_RESERVED,
+};
+
+/* MAX77693_CHG_REG_CHG_DETAILS_02 register */
+#define CHG_DETAILS_02_BYP_SHIFT        0
+#define CHG_DETAILS_02_BYP_MASK         (0xf << CHG_DETAILS_02_BYP_SHIFT)
+
 /* MAX77693 CHG_CNFG_00 register */
 #define CHG_CNFG_00_CHG_MASK            0x1
 #define CHG_CNFG_00_BUCK_MASK           0x4
 
+/* MAX77693_CHG_REG_CHG_CNFG_01 register */
+#define CHG_CNFG_01_FCHGTIME_SHIFT      0
+#define CHG_CNFG_01_CHGRSTRT_SHIFT      4
+#define CHG_CNFG_01_PQEN_SHIFT          7
+#define CHG_CNFG_01_FCHGTIME_MASK       (0x7 << CHG_CNFG_01_FCHGTIME_SHIFT)
+#define CHG_CNFG_01_CHGRSTRT_MASK       (0x3 << CHG_CNFG_01_CHGRSTRT_SHIFT)
+#define CHG_CNFG_01_PQEN_MAKS           BIT(CHG_CNFG_01_PQEN_SHIFT)
+
+/* MAX77693_CHG_REG_CHG_CNFG_03 register */
+#define CHG_CNFG_03_TOITH_SHIFT         0
+#define CHG_CNFG_03_TOTIME_SHIFT        3
+#define CHG_CNFG_03_TOITH_MASK          (0x7 << CHG_CNFG_03_TOITH_SHIFT)
+#define CHG_CNFG_03_TOTIME_MASK         (0x7 << CHG_CNFG_03_TOTIME_SHIFT)
+
+/* MAX77693_CHG_REG_CHG_CNFG_04 register */
+#define CHG_CNFG_04_CHGCVPRM_SHIFT      0
+#define CHG_CNFG_04_MINVSYS_SHIFT       5
+#define CHG_CNFG_04_CHGCVPRM_MASK       (0x1f << CHG_CNFG_04_CHGCVPRM_SHIFT)
+#define CHG_CNFG_04_MINVSYS_MASK        (0x7 << CHG_CNFG_04_MINVSYS_SHIFT)
+
+/* MAX77693_CHG_REG_CHG_CNFG_06 register */
+#define CHG_CNFG_06_CHGPROT_SHIFT       2
+#define CHG_CNFG_06_CHGPROT_MASK        (0x3 << CHG_CNFG_06_CHGPROT_SHIFT)
+
+/* MAX77693_CHG_REG_CHG_CNFG_07 register */
+#define CHG_CNFG_07_REGTEMP_SHIFT       5
+#define CHG_CNFG_07_REGTEMP_MASK        (0x3 << CHG_CNFG_07_REGTEMP_SHIFT)
+
+/* MAX77693_CHG_REG_CHG_CNFG_12 register */
+#define CHG_CNFG_12_B2SOVRC_SHIFT       0
+#define CHG_CNFG_12_VCHGINREG_SHIFT     3
+#define CHG_CNFG_12_B2SOVRC_MASK        (0x7 << CHG_CNFG_12_B2SOVRC_SHIFT)
+#define CHG_CNFG_12_VCHGINREG_MASK      (0x3 << CHG_CNFG_12_VCHGINREG_SHIFT)
+
 /* MAX77693 CHG_CNFG_09 Register */
 #define CHG_CNFG_09_CHGIN_ILIM_MASK     0x7F