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    Subject[PATCH 06/11] regulator: qcom-smd: Add PM8916 support
    Date
    This patch adds support and documentation for the PM8916 regulators
    found on MSM8916 platforms.

    Signed-off-by: Andy Gross <agross@codeaurora.org>
    ---
    .../bindings/soc/qcom/qcom,smd-rpm-regulator.txt | 18 ++++++
    drivers/regulator/qcom_smd-regulator.c | 64 ++++++++++++++++++++
    2 files changed, 82 insertions(+)

    diff --git a/Documentation/devicetree/bindings/soc/qcom/qcom,smd-rpm-regulator.txt b/Documentation/devicetree/bindings/soc/qcom/qcom,smd-rpm-regulator.txt
    index 7084474..5c867e9 100644
    --- a/Documentation/devicetree/bindings/soc/qcom/qcom,smd-rpm-regulator.txt
    +++ b/Documentation/devicetree/bindings/soc/qcom/qcom,smd-rpm-regulator.txt
    @@ -18,6 +18,7 @@ Regulator nodes are identified by their compatible:
    Definition: must be one of:
    "qcom,rpm-pm8841-regulators"
    "qcom,rpm-pm8941-regulators"
    + "qcom,rpm-pm8916-regulators"

    - vdd_s1-supply:
    - vdd_s2-supply:
    @@ -50,6 +51,19 @@ Regulator nodes are identified by their compatible:
    Definition: reference to regulator supplying the input pin, as
    described in the data sheet

    +- vdd_s1:
    +- vdd_s2:
    +- vdd_s3:
    +- vdd_s4:
    +- vdd_l1_l2_l3-supply
    +- vdd_l4_l5_l6-supply
    +- vdd_l7-supply
    +- vdd_l8_l9_l10_l11_l12_l13_l14_l15_l16_l17_l18:
    + Usage: optional (pm8916 only)
    + Value type: <phandle>
    + Definition: reference to regulator supplying the input pin, as
    + described in the data sheet
    +
    The regulator node houses sub-nodes for each regulator within the device. Each
    sub-node is identified using the node's name, with valid values listed for each
    of the pmics below.
    @@ -62,6 +76,10 @@ pm8941:
    l14, l15, l16, l17, l18, l19, l20, l21, l22, l23, l24, lvs1, lvs2,
    lvs3, 5vs1, 5vs2

    +pm8916:
    + s1, s2, s3, s4, l1, l2, l3, l4, l5, l6, l7, l8, l9, l10, l11, l12, l13,
    + l14, l15, l16, l17, l18
    +
    The content of each sub-node is defined by the standard binding for regulators -
    see regulator.txt.

    diff --git a/drivers/regulator/qcom_smd-regulator.c b/drivers/regulator/qcom_smd-regulator.c
    index 9c6167d..e92735f 100644
    --- a/drivers/regulator/qcom_smd-regulator.c
    +++ b/drivers/regulator/qcom_smd-regulator.c
    @@ -211,6 +211,43 @@ static const struct regulator_desc pm8941_switch = {
    .ops = &rpm_switch_ops,
    };

    +static const struct regulator_desc pm8916_pldo = {
    + .linear_ranges = (struct regulator_linear_range[]) {
    + REGULATOR_LINEAR_RANGE(750000, 0, 208, 12500),
    + },
    + .n_linear_ranges = 1,
    + .n_voltages = 209,
    + .ops = &rpm_smps_ldo_ops,
    +};
    +
    +static const struct regulator_desc pm8916_nldo = {
    + .linear_ranges = (struct regulator_linear_range[]) {
    + REGULATOR_LINEAR_RANGE(375000, 0, 93, 12500),
    + },
    + .n_linear_ranges = 1,
    + .n_voltages = 94,
    + .ops = &rpm_smps_ldo_ops,
    +};
    +
    +static const struct regulator_desc pm8916_buck_lvo_smps = {
    + .linear_ranges = (struct regulator_linear_range[]) {
    + REGULATOR_LINEAR_RANGE(375000, 0, 95, 12500),
    + REGULATOR_LINEAR_RANGE(750000, 96, 127, 25000),
    + },
    + .n_linear_ranges = 2,
    + .n_voltages = 128,
    + .ops = &rpm_smps_ldo_ops,
    +};
    +
    +static const struct regulator_desc pm8916_buck_hvo_smps = {
    + .linear_ranges = (struct regulator_linear_range[]) {
    + REGULATOR_LINEAR_RANGE(1550000, 0, 31, 25000),
    + },
    + .n_linear_ranges = 1,
    + .n_voltages = 32,
    + .ops = &rpm_smps_ldo_ops,
    +};
    +
    struct rpm_regulator_data {
    const char *name;
    u32 type;
    @@ -272,9 +309,36 @@ static const struct rpm_regulator_data rpm_pm8941_regulators[] = {
    {}
    };

    +static const struct rpm_regulator_data rpm_pm8916_regulators[] = {
    + { "s1", QCOM_SMD_RPM_SMPA, 1, &pm8916_buck_lvo_smps, "vdd_s1" },
    + { "s2", QCOM_SMD_RPM_SMPA, 2, &pm8916_buck_lvo_smps, "vdd_s2" },
    + { "s3", QCOM_SMD_RPM_SMPA, 3, &pm8916_buck_lvo_smps, "vdd_s3" },
    + { "s4", QCOM_SMD_RPM_SMPA, 4, &pm8916_buck_hvo_smps, "vdd_s4" },
    + { "l1", QCOM_SMD_RPM_LDOA, 1, &pm8916_nldo, "vdd_l1_l2_l3" },
    + { "l2", QCOM_SMD_RPM_LDOA, 2, &pm8916_nldo, "vdd_l1_l2_l3" },
    + { "l3", QCOM_SMD_RPM_LDOA, 3, &pm8916_nldo, "vdd_l1_l2_l3" },
    + { "l4", QCOM_SMD_RPM_LDOA, 4, &pm8916_pldo, "vdd_l4_l5_l6" },
    + { "l5", QCOM_SMD_RPM_LDOA, 5, &pm8916_pldo, "vdd_l4_l5_l6" },
    + { "l6", QCOM_SMD_RPM_LDOA, 6, &pm8916_pldo, "vdd_l4_l5_l6" },
    + { "l7", QCOM_SMD_RPM_LDOA, 7, &pm8916_pldo, "vdd_l7" },
    + { "l8", QCOM_SMD_RPM_LDOA, 8, &pm8916_pldo, "vdd_l8_l9_l10_l11_l12_l13_l14_l15_l16_l17_l18" },
    + { "l9", QCOM_SMD_RPM_LDOA, 9, &pm8916_pldo, "vdd_l8_l9_l10_l11_l12_l13_l14_l15_l16_l17_l18" },
    + { "l10", QCOM_SMD_RPM_LDOA, 10, &pm8916_pldo, "vdd_l8_l9_l10_l11_l12_l13_l14_l15_l16_l17_l18"},
    + { "l11", QCOM_SMD_RPM_LDOA, 11, &pm8916_pldo, "vdd_l8_l9_l10_l11_l12_l13_l14_l15_l16_l17_l18"},
    + { "l12", QCOM_SMD_RPM_LDOA, 12, &pm8916_pldo, "vdd_l8_l9_l10_l11_l12_l13_l14_l15_l16_l17_l18"},
    + { "l13", QCOM_SMD_RPM_LDOA, 13, &pm8916_pldo, "vdd_l8_l9_l10_l11_l12_l13_l14_l15_l16_l17_l18"},
    + { "l14", QCOM_SMD_RPM_LDOA, 14, &pm8916_pldo, "vdd_l8_l9_l10_l11_l12_l13_l14_l15_l16_l17_l18"},
    + { "l15", QCOM_SMD_RPM_LDOA, 15, &pm8916_pldo, "vdd_l8_l9_l10_l11_l12_l13_l14_l15_l16_l17_l18"},
    + { "l16", QCOM_SMD_RPM_LDOA, 16, &pm8916_pldo, "vdd_l8_l9_l10_l11_l12_l13_l14_l15_l16_l17_l18"},
    + { "l17", QCOM_SMD_RPM_LDOA, 17, &pm8916_pldo, "vdd_l8_l9_l10_l11_l12_l13_l14_l15_l16_l17_l18"},
    + { "l18", QCOM_SMD_RPM_LDOA, 18, &pm8916_pldo, "vdd_l8_l9_l10_l11_l12_l13_l14_l15_l16_l17_l18"},
    + {}
    +};
    +
    static const struct of_device_id rpm_of_match[] = {
    { .compatible = "qcom,rpm-pm8841-regulators", .data = &rpm_pm8841_regulators },
    { .compatible = "qcom,rpm-pm8941-regulators", .data = &rpm_pm8941_regulators },
    + { .compatible = "qcom,rpm-pm8916-regulators", .data = &rpm_pm8916_regulators },
    {}
    };
    MODULE_DEVICE_TABLE(of, rpm_of_match);
    --
    The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
    hosted by The Linux Foundation


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