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power: change bq2597x ucp threshold from 500mA to 300mA

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change bq2597x ucp threshold from 500mA to 300mA

Change-Id: Iad315858b3d7f88a3aacee69560b3cd00f98b9b2
Signed-off-by: xuwt2 <xuwt2@lenovo.com>
Reviewed-on: https://gerrit.mot.com/1217350
SLTApproved: Slta Waiver
SME-Granted: SME Approvals Granted
Tested-by: Jira Key
Reviewed-by: Jianqi Yang <yangj@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
xuwt2 2018-07-30 11:21:46 +08:00 • committed by Wentao Xu
commit 07dda2d475
1 changed files with 22 additions and 1 deletions
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23
drivers/power/bq2597x_mmi/bq2597x_mmi.c
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@ -1122,6 +1122,26 @@ static int bq2597x_set_sense_resistor(struct bq2597x *bq, int r_mohm)
return ret;
}
static int bq2597x_set_ucp_threshold(struct bq2597x *bq, int curr_ma)
{
int ret;
u8 val;
if (curr_ma == 300)
val = BQ2597X_IBUS_UCP_RISE_300MA;
else if (curr_ma == 500)
val = BQ2597X_IBUS_UCP_RISE_500MA;
else
val = BQ2597X_IBUS_UCP_RISE_300MA;
val <<= BQ2597X_IBUS_UCP_RISE_TH_SHIFT;
ret = bq2597x_update_bits(bq, BQ2597X_REG_2B,
BQ2597X_IBUS_UCP_RISE_TH_MASK,
val);
return ret;
}
static int bq2597x_enable_regulation(struct bq2597x *bq, bool enable)
{
int ret;
@ -1609,8 +1629,9 @@ static int bq2597x_init_device(struct bq2597x *bq)
{
bq2597x_enable_wdt(bq, false);
bq2597x_set_ss_timeout(bq, 50);
bq2597x_set_ss_timeout(bq, 1500);
bq2597x_set_sense_resistor(bq, bq->cfg->sense_r_mohm);
bq2597x_set_ucp_threshold(bq, 300);
bq2597x_init_protection(bq);
bq2597x_init_adc(bq);