diff options
Diffstat (limited to 'drivers/power/pmic')
| -rw-r--r-- | drivers/power/pmic/pmic_max8997.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/power/pmic/pmic_max8997.c b/drivers/power/pmic/pmic_max8997.c index 7fe1b53ff0..2e46884dd6 100644 --- a/drivers/power/pmic/pmic_max8997.c +++ b/drivers/power/pmic/pmic_max8997.c @@ -27,6 +27,22 @@ #include <i2c.h> #include <errno.h> +unsigned char max8997_reg_ldo(int uV) +{ + unsigned char ret; + if (uV <= 800000) + return 0; + if (uV >= 3950000) + return MAX8997_LDO_MAX_VAL; + ret = (uV - 800000) / 50000; + if (ret > MAX8997_LDO_MAX_VAL) { + printf("MAX8997 LDO SETTING ERROR (%duV) -> %u\n", uV, ret); + ret = MAX8997_LDO_MAX_VAL; + } + + return ret; +} + int pmic_init(unsigned char bus) { static const char name[] = "MAX8997_PMIC"; |
