target/linux/ipq806x/patches-3.18/124-regulator-rpm-add-support-for-RPM-controller-SMB208.patch

   1 From 0f5bb5b5de3b18877373f746bdb85d8ea0efeedf Mon Sep 17 00:00:00 2001
   2 From: Josh Cartwright <joshc@codeaurora.org>
   3 Date: Thu, 20 Nov 2014 13:41:25 -0600
   4 Subject: [PATCH] regulator: rpm: add support for RPM-controller SMB208
   5
   6 The IPQ8064 reference boards make use of SMB208 regulators which are
   7 controlled by RPM.  Implement support for these regulators in the RPM
   8 regulator driver.
   9
  10 Signed-off-by: Josh Cartwright <joshc@codeaurora.org>
  11 Acked-by: Bjorn Andersson <bjorn.andersson@sonymobile.com>
  12 Signed-off-by: Mark Brown <broonie@kernel.org>
  13 ---
  14  drivers/regulator/qcom_rpm-regulator.c | 19 +++++++++++++++++++
  15  1 file changed, 19 insertions(+)
  16
  17 diff --git a/drivers/regulator/qcom_rpm-regulator.c b/drivers/regulator/qcom_rpm-regulator.c
  18 index b55cd5b..fbcbd3f 100644
  19 --- a/drivers/regulator/qcom_rpm-regulator.c
  20 +++ b/drivers/regulator/qcom_rpm-regulator.c
  21 @@ -183,6 +183,13 @@ static const struct regulator_linear_range ftsmps_ranges[] = {
  22         REGULATOR_LINEAR_RANGE(1500000,  64, 100, 50000),
  23  };
  24
  25 +static const struct regulator_linear_range smb208_ranges[] = {
  26 +       REGULATOR_LINEAR_RANGE( 375000,   0,  29, 12500),
  27 +       REGULATOR_LINEAR_RANGE( 750000,  30,  89, 12500),
  28 +       REGULATOR_LINEAR_RANGE(1500000,  90, 153, 25000),
  29 +       REGULATOR_LINEAR_RANGE(3100000, 154, 234, 25000),
  30 +};
  31 +
  32  static const struct regulator_linear_range ncp_ranges[] = {
  33         REGULATOR_LINEAR_RANGE(1500000,   0,  31, 50000),
  34  };
  35 @@ -559,6 +566,16 @@ static const struct qcom_rpm_reg pm8921_switch = {
  36         .parts = &rpm8960_switch_parts,
  37  };
  38
  39 +static const struct qcom_rpm_reg smb208_smps = {
  40 +       .desc.linear_ranges = smb208_ranges,
  41 +       .desc.n_linear_ranges = ARRAY_SIZE(smb208_ranges),
  42 +       .desc.n_voltages = 235,
  43 +       .desc.ops = &uV_ops,
  44 +       .parts = &rpm8960_smps_parts,
  45 +       .supports_force_mode_auto = false,
  46 +       .supports_force_mode_bypass = false,
  47 +};
  48 +
  49  static const struct of_device_id rpm_of_match[] = {
  50         { .compatible = "qcom,rpm-pm8058-pldo",     .data = &pm8058_pldo },
  51         { .compatible = "qcom,rpm-pm8058-nldo",     .data = &pm8058_nldo },
  52 @@ -578,6 +595,8 @@ static const struct of_device_id rpm_of_match[] = {
  53         { .compatible = "qcom,rpm-pm8921-ftsmps",   .data = &pm8921_ftsmps },
  54         { .compatible = "qcom,rpm-pm8921-ncp",      .data = &pm8921_ncp },
  55         { .compatible = "qcom,rpm-pm8921-switch",   .data = &pm8921_switch },
  56 +
  57 +       { .compatible = "qcom,rpm-smb208", .data = &smb208_smps },
  58         { }
  59  };
  60  MODULE_DEVICE_TABLE(of, rpm_of_match);
  61 --
  62 2.1.4
  63