A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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Merge "power: smb1355: Extend minoff-time and dead-time for SMB1355"

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qctecmdr 2020-12-08 23:22:30 -08:00 • committed by Gerrit - the friendly Code Review server
commit 879422d564
1 changed files with 23 additions and 0 deletions
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23
drivers/power/supply/qcom/smb1355-charger.c
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@ -144,6 +144,13 @@
#define MISC_CHGR_TRIM_OPTIONS_REG (MISC_BASE + 0x55)
#define CMD_RBIAS_EN_BIT BIT(2)
#define MISC_ENG_SDCDC_RESERVE1_REG (MISC_BASE + 0xC4)
#define MINOFF_TIME_MASK BIT(6)
#define MISC_ENG_SDCDC_CFG8_REG (MISC_BASE + 0xC7)
#define DEAD_TIME_MASK GENMASK(2, 0)
#define DEAD_TIME_32NS 0x4
#define MISC_ENG_SDCDC_INPUT_CURRENT_CFG1_REG (MISC_BASE + 0xC8)
#define PROLONG_ISENSE_MASK GENMASK(7, 6)
#define PROLONG_ISENSEM_SHIFT 6
@ -1383,6 +1390,22 @@ static int smb1355_init_hw(struct smb1355 *chip)
return rc;
}
/* Extend min-offtime same as blanking time */
rc = smb1355_masked_write(chip, MISC_ENG_SDCDC_RESERVE1_REG,
MINOFF_TIME_MASK, 0);
if (rc < 0) {
pr_err("Couldn't set MINOFF_TIME rc=%d\n", rc);
return rc;
}
/* Set dead-time to 32ns */
rc = smb1355_masked_write(chip, MISC_ENG_SDCDC_CFG8_REG,
DEAD_TIME_MASK, DEAD_TIME_32NS);
if (rc < 0) {
pr_err("Couldn't set DEAD_TIME to 32ns rc=%d\n", rc);
return rc;
}
/* Configure DIE temp Low threshold */
if (chip->dt.hw_die_temp_mitigation) {
range = (chip->dt.die_temp_threshold - DIE_LOW_RANGE_BASE_DEGC)