[PATCH RFC 03/11] mfd: max77693: Add defines for charger current control

From: Artur Weber
Date: Thu May 30 2024 - 04:57:54 EST


From: Wolfgang Wiedmeyer <wolfgit@xxxxxxxxxxxx>

This prepares for an updated regulator and charger driver. The defines
are needed to set the maximum input current and the fast charge
current.

Signed-off-by: Wolfgang Wiedmeyer <wolfgit@xxxxxxxxxxxx>
[GNUtoo@xxxxxxxxxxxxxxxxxx: small fix]
Signed-off-by: Denis 'GNUtoo' Carikli <GNUtoo@xxxxxxxxxxxxxxxxxx>
[Artur: swap hardcoded ILIM values for DEFAULT_FAST_CHARGE_CURRENT]
Signed-off-by: Artur Weber <aweber.kernel@xxxxxxxxx>
---
include/linux/mfd/max77693-private.h | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/include/linux/mfd/max77693-private.h b/include/linux/mfd/max77693-private.h
index 54444ff2a5de..4570646e2f33 100644
--- a/include/linux/mfd/max77693-private.h
+++ b/include/linux/mfd/max77693-private.h
@@ -145,6 +145,8 @@ enum max77693_pmic_reg {
#define DEFAULT_THERMAL_REGULATION_TEMP 100
/* microamps */
#define DEFAULT_BATTERY_OVERCURRENT 3500000
+/* microamps */
+#define DEFAULT_FAST_CHARGE_CURRENT 500000
/* microvolts */
#define DEFAULT_CHARGER_INPUT_THRESHOLD_VOLT 4300000

@@ -217,6 +219,10 @@ enum max77693_charger_battery_state {
#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_02 register */
+#define CHG_CNFG_02_CC_SHIFT 0
+#define CHG_CNFG_02_CC_MASK 0x3F
+
/* MAX77693_CHG_REG_CHG_CNFG_03 register */
#define CHG_CNFG_03_TOITH_SHIFT 0
#define CHG_CNFG_03_TOTIME_SHIFT 3

--
2.45.1