evie/android_kernel_oneplus_msm8998
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smb138x-charger: enable parallel current sensing

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When parallel charging is enabled the charge current read by the fuel
gauage will not include the parallel charging current. Enable VCHG to
report the parallel charge current.

Change-Id: I6090d4163e760dc02a7dce45f1246bb59b2e195b
Signed-off-by: Nicholas Troast <ntroast@codeaurora.org>
This commit is contained in:
Nicholas Troast 2016-10-04 17:07:26 -07:00
parent d4bff725a4
commit f79b613e2d
1 changed files with 9 additions and 0 deletions
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9
drivers/power/qcom-charger/smb138x-charger.c
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@ -1125,6 +1125,15 @@ static int smb138x_slave_probe(struct smb138x *chip)
return rc; return rc;
} }
/* enable parallel current sensing */
rc = smblib_masked_write(chg, CFG_REG,
VCHG_EN_CFG_BIT, VCHG_EN_CFG_BIT);
if (rc < 0) {
dev_err(chg->dev, "Couldn't enable parallel current sensing rc=%d\n",
rc);
return rc;
}
/* keep at the end of probe, ready to serve before notifying others */ /* keep at the end of probe, ready to serve before notifying others */
rc = smb138x_init_parallel_psy(chip); rc = smb138x_init_parallel_psy(chip);
if (rc < 0) { if (rc < 0) {