On 06/17/2016 06:53 PM, Bjorn Andersson wrote:
> On Fri 17 Jun 03:22 PDT 2016, Neil Armstrong wrote:
>
>> In order to support eh Qualcomm MDM9615 SoC, add support for the
>> PM8018 RPM regulator in the qcom_rpm-regulator driver.
>>
>> Signed-off-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
> [..]
>> diff --git a/drivers/regulator/qcom_rpm-regulator.c b/drivers/regulator/qcom_rpm-regulator.c
> [..]
>> +/**
>> + * enum rpm_vreg_voltage_corner - possible voltage corner values
>> + *
>> + * These should be used in regulator_set_voltage and rpm_vreg_set_voltage calls
>> + * for corner type regulators as if they had units of uV.
>> + */
>> +enum rpm_vreg_voltage_corner {
>> + RPM_VREG_CORNER_NONE = 1,
>> + RPM_VREG_CORNER_LOW,
>> + RPM_VREG_CORNER_NOMINAL,
>> + RPM_VREG_CORNER_HIGH,
>> +};
>> +
>> +static struct regulator_linear_range corner_ranges[] = {
>> + REGULATOR_LINEAR_RANGE(RPM_VREG_CORNER_NONE, 0,
>> + RPM_VREG_CORNER_HIGH, 1),
>> +};
>> +
>> static int rpm_reg_write(struct qcom_rpm_reg *vreg,
> [..]
>> +
>> +static const struct qcom_rpm_reg pm8018_corner = {
>> + .desc.linear_ranges = corner_ranges,
>> + .desc.n_linear_ranges = ARRAY_SIZE(corner_ranges),
>> + .desc.n_voltages = 4,
>> + .desc.ops = &uV_ops,
>> + .parts = &rpm8018_corner_parts,
>> +};
>> +
> [..]
>> +static const struct rpm_regulator_data rpm_pm8018_regulators[] = {
> [..]
>> + { "dig_corner", QCOM_RPM_VOLTAGE_CORNER, &pm8018_corner,
>> + "vdd_dig_corner" },
>> +
>> + { }
>> +};
>
> We have discussed the corners for a long time and I think we've
> concluded that they should be exposed as something like an OPP. What we
> have agreed on is that they should not be exposed as a regulator with
> voltages 1-4uV.
>
> So please drop the corner for now.
>
> Regards,
> Bjorn
>
OK, dropped.
Thanks,
Neil
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