lp8727_charger: Use the definition rather than enum

Enum lp8727_chg_state can be removed because only one charger status is
used - EOC(End Of Charge).

To check whether the EOC is reached or not, use simple comparison rather
than shift-operation.

Signed-off-by: Milo(Woogyom) Kim <milo.kim@ti.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>

diff --git a/drivers/power/lp8727_charger.c b/drivers/power/lp8727_charger.c
index 1a5f4b2..32bf157 100644 (file)
--- a/drivers/power/lp8727_charger.c
+++ b/drivers/power/lp8727_charger.c
@@ -55,6 +55,7 @@
 #define CHGSTAT                (3 << 4)
 #define CHPORT         (1 << 6)
 #define DCPORT         (1 << 7)
+#define LP8727_STAT_EOC                        0x30
 
 /* STATUS2 register */
 #define TEMP_STAT      (3 << 5)
@@ -69,13 +70,6 @@ enum lp8727_dev_id {
        ID_MAX,
 };
 
-enum lp8727_chg_stat {
-       PRECHG,
-       CC,
-       CV,
-       EOC,
-};
-
 enum lp8727_die_temp {
        LP8788_TEMP_75C,
        LP8788_TEMP_95C,
@@ -348,10 +342,10 @@ static int lp8727_battery_get_property(struct power_supply *psy,
        case POWER_SUPPLY_PROP_STATUS:
                if (lp8727_is_charger_attached(psy->name, pchg->devid)) {
                        lp8727_read_byte(pchg, STATUS1, &read);
-                       if (((read & CHGSTAT) >> 4) == EOC)
-                               val->intval = POWER_SUPPLY_STATUS_FULL;
-                       else
-                               val->intval = POWER_SUPPLY_STATUS_CHARGING;
+
+                       val->intval = (read & CHGSTAT) == LP8727_STAT_EOC ?
+                               POWER_SUPPLY_STATUS_FULL :
+                               POWER_SUPPLY_STATUS_CHARGING;
                } else {
                        val->intval = POWER_SUPPLY_STATUS_DISCHARGING;
                }