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authorArun Murthy <arun.murthy@stericsson.com>2011-12-01 12:43:48 +0530
committerPhilippe Langlais <philippe.langlais@stericsson.com>2012-05-22 11:01:13 +0200
commit785d648f9b1734221b9db2c2a8e9b79bfe43117b (patch)
tree6b1a441c52c673b4456512e272cb6b36c264cc23
parent1011373c550f88639007f5209bf920a7b6311068 (diff)
power: ab5500-btemp: optimize the delay in battery identification
In battery identification, a current source is to be enabled before reading the batctrl/bdata pin. After enabling the current some delay is required so as to be able to read the bdata/batctrl pin. ST-Ericsson Linux next: NA ST-Ericsson ID: 364300 ST-Ericsson FOSS-OUT ID: Trivial Change-Id: Ib090bd617fc8363ea63379c731189859553d7627 Signed-off-by: Arun Murthy <arun.murthy@stericsson.com> Reviewed-on: http://gerrit.lud.stericsson.com/gerrit/40454 Reviewed-by: Vijaya Kumar K-1 <vijay.kilari@stericsson.com> Reviewed-by: Rabin VINCENT <rabin.vincent@stericsson.com>
-rw-r--r--drivers/power/ab5500_btemp.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/power/ab5500_btemp.c b/drivers/power/ab5500_btemp.c
index 111f0a8b107..08d5ae89dbe 100644
--- a/drivers/power/ab5500_btemp.c
+++ b/drivers/power/ab5500_btemp.c
@@ -262,7 +262,7 @@ static int ab5500_btemp_get_batctrl_res(struct ab5500_btemp *di)
ret = ab5500_btemp_curr_source_enable(di, true);
/* TODO: This delay has to be optimised */
- mdelay(1000);
+ msleep(100);
if (ret) {
dev_err(di->dev, "%s curr source enable failed\n", __func__);
return ret;