To initialize the device, previous interrupts need to be cleared
while loading the driver.
Signed-off-by: Milo(Woogyom) Kim <milo....@ti.com>
---
drivers/power/lp8727_charger.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/power/lp8727_charger.c b/drivers/power/lp8727_charger.c
index 134ed5c..b5567bc 100644
--- a/drivers/power/lp8727_charger.c
+++ b/drivers/power/lp8727_charger.c
@@ -17,6 +17,7 @@
#include <linux/power_supply.h>
#include <linux/platform_data/lp8727.h>
+#define LP8788_NUM_INTREGS 2
#define DEFAULT_DEBOUNCE_MSEC 270
/* Registers */
@@ -136,6 +137,13 @@ static int lp8727_init_device(struct lp8727_chg *pchg)
{
u8 val;
int ret;
+ u8 intstat[LP8788_NUM_INTREGS];
+
+ /* clear interrupts */
+ ret = lp8727_read_bytes(pchg, INT1, intstat, LP8788_NUM_INTREGS);
+ if (ret)
+ return ret;
+
val = ID200_EN | ADC_EN | CP_EN;
ret = lp8727_write_byte(pchg, CTRL1, val);
--
1.7.9.5
Best Regards,
Milo
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