[PATCH] regulator: qcom: smd: Add pm8998 and pmi8998 regulators

From: Bjorn Andersson
Date: Tue Mar 27 2018 - 11:52:59 EST

Add the pm8998 and pmi8998 regulators as used in the MSM8998 platform.

Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
---
.../bindings/regulator/qcom,smd-rpm-regulator.txt | 48 ++++++++
drivers/regulator/qcom_smd-regulator.c | 121 +++++++++++++++++++++
include/linux/soc/qcom/smd-rpm.h | 1 +
3 files changed, 170 insertions(+)

diff --git a/Documentation/devicetree/bindings/regulator/qcom,smd-rpm-regulator.txt b/Documentation/devicetree/bindings/regulator/qcom,smd-rpm-regulator.txt
index 4e3dfb5b5f16..58a1d97972f5 100644
--- a/Documentation/devicetree/bindings/regulator/qcom,smd-rpm-regulator.txt
+++ b/Documentation/devicetree/bindings/regulator/qcom,smd-rpm-regulator.txt
@@ -23,7 +23,9 @@ Regulator nodes are identified by their compatible:
"qcom,rpm-pm8916-regulators"
"qcom,rpm-pm8941-regulators"
"qcom,rpm-pm8994-regulators"
+ "qcom,rpm-pm8998-regulators"
"qcom,rpm-pma8084-regulators"
+ "qcom,rpm-pmi8998-regulators"

- vdd_s1-supply:
- vdd_s2-supply:
@@ -119,6 +121,38 @@ Regulator nodes are identified by their compatible:
Definition: reference to regulator supplying the input pin, as
described in the data sheet

+- vdd_s1-supply:
+- vdd_s2-supply:
+- vdd_s3-supply:
+- vdd_s4-supply:
+- vdd_s5-supply:
+- vdd_s6-supply:
+- vdd_s7-supply:
+- vdd_s8-supply:
+- vdd_s9-supply:
+- vdd_s10-supply:
+- vdd_s11-supply:
+- vdd_s12-supply:
+- vdd_s13-supply:
+- vdd_l1_l27-supply:
+- vdd_l20_l24-supply:
+- vdd_l26-supply:
+- vdd_l2_l8_l17-supply:
+- vdd_l3_l11-supply:
+- vdd_l4_l5-supply:
+- vdd_l6-supply:
+- vdd_l7_l12_l14_l15-supply:
+- vdd_l9-supply:
+- vdd_l10_l23_l25-supply:
+- vdd_l13_l19_l21-supply:
+- vdd_l16_l28-supply:
+- vdd_l18_l22-supply:
+- vdd_lvs1_lvs2-supply:
+ Usage: optional (pmi8998 only)
+ Value type: <phandle>
+ Definition: reference to regulator supplying the input pin, as
+ described in the data sheet
+
- vdd_s1-supply:
- vdd_s2-supply:
- vdd_s3-supply:
@@ -148,6 +182,12 @@ Regulator nodes are identified by their compatible:
Definition: reference to regulator supplying the input pin, as
described in the data sheet

+- vdd_bob-supply:
+ Usage: optional (pmi8998 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.
@@ -169,11 +209,19 @@ pm8994:
l6, l7, l8, l9, l10, l11, l12, l13, l14, l15, l16, l17, l18, l19, l20,
l21, l22, l23, l24, l25, l26, l27, l28, l29, l30, l31, l32, lvs1, lvs2

+pm8998:
+ s1, s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, s12, s13, l1, l2, l3, l4,
+ l5, l6, l7, l8, l9, l10, l11, l12, l13, l14, l15, l16, l17, l18, l19,
+ l20, l21, l22, l23, l24, l25, l26, l27, l28, lvs1, lvs2
+
pma8084:
s1, s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, s12, l1, l2, l3, l4, l5,
l6, l7, l8, l9, l10, l11, l12, l13, l14, l15, l16, l17, l18, l19, l20,
l21, l22, l23, l24, l25, l26, l27, lvs1, lvs2, lvs3, lvs4, 5vs1

+pmi8998:
+ bob
+
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 940fe1b78411..ef51db5f0d9b 100644
--- a/drivers/regulator/qcom_smd-regulator.c
+++ b/drivers/regulator/qcom_smd-regulator.c
@@ -165,6 +165,15 @@ static const struct regulator_ops rpm_switch_ops = {
.is_enabled = rpm_reg_is_enabled,
};

+static const struct regulator_ops rpm_bob_ops = {
+ .enable = rpm_reg_enable,
+ .disable = rpm_reg_disable,
+ .is_enabled = rpm_reg_is_enabled,
+
+ .get_voltage = rpm_reg_get_voltage,
+ .set_voltage = rpm_reg_set_voltage,
+};
+
static const struct regulator_desc pma8084_hfsmps = {
.linear_ranges = (struct regulator_linear_range[]) {
REGULATOR_LINEAR_RANGE(375000, 0, 95, 12500),
@@ -355,6 +364,64 @@ static const struct regulator_desc pm8994_lnldo = {
.ops = &rpm_smps_ldo_ops_fixed,
};

+static const struct regulator_desc pm8998_ftsmps = {
+ .linear_ranges = (struct regulator_linear_range[]) {
+ REGULATOR_LINEAR_RANGE(320000, 0, 258, 4000),
+ },
+ .n_linear_ranges = 1,
+ .n_voltages = 259,
+ .ops = &rpm_smps_ldo_ops,
+};
+
+static const struct regulator_desc pm8998_hfsmps = {
+ .linear_ranges = (struct regulator_linear_range[]) {
+ REGULATOR_LINEAR_RANGE(320000, 0, 215, 8000),
+ },
+ .n_linear_ranges = 1,
+ .n_voltages = 216,
+ .ops = &rpm_smps_ldo_ops,
+};
+
+static const struct regulator_desc pm8998_nldo = {
+ .linear_ranges = (struct regulator_linear_range[]) {
+ REGULATOR_LINEAR_RANGE(312000, 0, 127, 8000),
+ },
+ .n_linear_ranges = 1,
+ .n_voltages = 128,
+ .ops = &rpm_smps_ldo_ops,
+};
+
+static const struct regulator_desc pm8998_pldo = {
+ .linear_ranges = (struct regulator_linear_range[]) {
+ REGULATOR_LINEAR_RANGE(1664000, 0, 255, 8000),
+ },
+ .n_linear_ranges = 1,
+ .n_voltages = 256,
+ .ops = &rpm_smps_ldo_ops,
+};
+
+static const struct regulator_desc pm8998_pldo_lv = {
+ .linear_ranges = (struct regulator_linear_range[]) {
+ REGULATOR_LINEAR_RANGE(1256000, 0, 127, 8000),
+ },
+ .n_linear_ranges = 1,
+ .n_voltages = 128,
+ .ops = &rpm_smps_ldo_ops,
+};
+
+static const struct regulator_desc pm8998_switch = {
+ .ops = &rpm_switch_ops,
+};
+
+static const struct regulator_desc pmi8998_bob = {
+ .linear_ranges = (struct regulator_linear_range[]) {
+ REGULATOR_LINEAR_RANGE(1824000, 0, 83, 32000),
+ },
+ .n_linear_ranges = 1,
+ .n_voltages = 84,
+ .ops = &rpm_bob_ops,
+};
+
struct rpm_regulator_data {
const char *name;
u32 type;
@@ -544,12 +611,66 @@ static const struct rpm_regulator_data rpm_pm8994_regulators[] = {
{}
};

+static const struct rpm_regulator_data rpm_pm8998_regulators[] = {
+ { "s1", QCOM_SMD_RPM_SMPA, 1, &pm8998_ftsmps, "vdd_s1" },
+ { "s2", QCOM_SMD_RPM_SMPA, 2, &pm8998_ftsmps, "vdd_s2" },
+ { "s3", QCOM_SMD_RPM_SMPA, 3, &pm8998_hfsmps, "vdd_s3" },
+ { "s4", QCOM_SMD_RPM_SMPA, 4, &pm8998_hfsmps, "vdd_s4" },
+ { "s5", QCOM_SMD_RPM_SMPA, 5, &pm8998_hfsmps, "vdd_s5" },
+ { "s6", QCOM_SMD_RPM_SMPA, 6, &pm8998_ftsmps, "vdd_s6" },
+ { "s7", QCOM_SMD_RPM_SMPA, 7, &pm8998_ftsmps, "vdd_s7" },
+ { "s8", QCOM_SMD_RPM_SMPA, 8, &pm8998_ftsmps, "vdd_s8" },
+ { "s9", QCOM_SMD_RPM_SMPA, 9, &pm8998_ftsmps, "vdd_s9" },
+ { "s10", QCOM_SMD_RPM_SMPA, 10, &pm8998_ftsmps, "vdd_s10" },
+ { "s11", QCOM_SMD_RPM_SMPA, 11, &pm8998_ftsmps, "vdd_s11" },
+ { "s12", QCOM_SMD_RPM_SMPA, 12, &pm8998_ftsmps, "vdd_s12" },
+ { "s13", QCOM_SMD_RPM_SMPA, 13, &pm8998_ftsmps, "vdd_s13" },
+ { "l1", QCOM_SMD_RPM_LDOA, 1, &pm8998_nldo, "vdd_l1_l27" },
+ { "l2", QCOM_SMD_RPM_LDOA, 2, &pm8998_nldo, "vdd_l2_l8_l17" },
+ { "l3", QCOM_SMD_RPM_LDOA, 3, &pm8998_nldo, "vdd_l3_l11" },
+ { "l4", QCOM_SMD_RPM_LDOA, 4, &pm8998_nldo, "vdd_l4_l5" },
+ { "l5", QCOM_SMD_RPM_LDOA, 5, &pm8998_nldo, "vdd_l4_l5" },
+ { "l6", QCOM_SMD_RPM_LDOA, 6, &pm8998_pldo, "vdd_l6" },
+ { "l7", QCOM_SMD_RPM_LDOA, 7, &pm8998_pldo_lv, "vdd_l7_l12_l14_l15" },
+ { "l8", QCOM_SMD_RPM_LDOA, 8, &pm8998_nldo, "vdd_l2_l8_l17" },
+ { "l9", QCOM_SMD_RPM_LDOA, 9, &pm8998_pldo, "vdd_l9" },
+ { "l10", QCOM_SMD_RPM_LDOA, 10, &pm8998_pldo, "vdd_l10_l23_l25" },
+ { "l11", QCOM_SMD_RPM_LDOA, 11, &pm8998_nldo, "vdd_l3_l11" },
+ { "l12", QCOM_SMD_RPM_LDOA, 12, &pm8998_pldo_lv, "vdd_l7_l12_l14_l15" },
+ { "l13", QCOM_SMD_RPM_LDOA, 13, &pm8998_pldo, "vdd_l13_l19_l21" },
+ { "l14", QCOM_SMD_RPM_LDOA, 14, &pm8998_pldo_lv, "vdd_l7_l12_l14_l15" },
+ { "l15", QCOM_SMD_RPM_LDOA, 15, &pm8998_pldo_lv, "vdd_l7_l12_l14_l15" },
+ { "l16", QCOM_SMD_RPM_LDOA, 16, &pm8998_pldo, "vdd_l16_l28" },
+ { "l17", QCOM_SMD_RPM_LDOA, 17, &pm8998_nldo, "vdd_l2_l8_l17" },
+ { "l18", QCOM_SMD_RPM_LDOA, 18, &pm8998_pldo, "vdd_l18_l22" },
+ { "l19", QCOM_SMD_RPM_LDOA, 19, &pm8998_pldo, "vdd_l13_l19_l21" },
+ { "l20", QCOM_SMD_RPM_LDOA, 20, &pm8998_pldo, "vdd_l20_l24" },
+ { "l21", QCOM_SMD_RPM_LDOA, 21, &pm8998_pldo, "vdd_l13_l19_l21" },
+ { "l22", QCOM_SMD_RPM_LDOA, 22, &pm8998_pldo, "vdd_l18_l22" },
+ { "l23", QCOM_SMD_RPM_LDOA, 23, &pm8998_pldo, "vdd_l10_l23_l25" },
+ { "l24", QCOM_SMD_RPM_LDOA, 24, &pm8998_pldo, "vdd_l20_l24" },
+ { "l25", QCOM_SMD_RPM_LDOA, 25, &pm8998_pldo, "vdd_l10_l23_l25" },
+ { "l26", QCOM_SMD_RPM_LDOA, 26, &pm8998_nldo, "vdd_l26" },
+ { "l27", QCOM_SMD_RPM_LDOA, 27, &pm8998_nldo, "vdd_l1_l27" },
+ { "l28", QCOM_SMD_RPM_LDOA, 28, &pm8998_pldo, "vdd_l16_l28" },
+ { "lvs1", QCOM_SMD_RPM_VSA, 1, &pm8998_switch, "vdd_lvs1_lvs2" },
+ { "lvs2", QCOM_SMD_RPM_VSA, 2, &pm8998_switch, "vdd_lvs1_lvs2" },
+ {}
+};
+
+static const struct rpm_regulator_data rpm_pmi8998_regulators[] = {
+ { "bob", QCOM_SMD_RPM_BOBB, 1, &pmi8998_bob, "vdd_bob" },
+ {}
+};
+
static const struct of_device_id rpm_of_match[] = {
{ .compatible = "qcom,rpm-pm8841-regulators", .data = &rpm_pm8841_regulators },
{ .compatible = "qcom,rpm-pm8916-regulators", .data = &rpm_pm8916_regulators },
{ .compatible = "qcom,rpm-pm8941-regulators", .data = &rpm_pm8941_regulators },
{ .compatible = "qcom,rpm-pm8994-regulators", .data = &rpm_pm8994_regulators },
+ { .compatible = "qcom,rpm-pm8998-regulators", .data = &rpm_pm8998_regulators },
{ .compatible = "qcom,rpm-pma8084-regulators", .data = &rpm_pma8084_regulators },
+ { .compatible = "qcom,rpm-pmi8998-regulators", .data = &rpm_pmi8998_regulators },
{}
};
MODULE_DEVICE_TABLE(of, rpm_of_match);
diff --git a/include/linux/soc/qcom/smd-rpm.h b/include/linux/soc/qcom/smd-rpm.h
index 9f5c6e53f3a5..9e4fdd861a51 100644
--- a/include/linux/soc/qcom/smd-rpm.h
+++ b/include/linux/soc/qcom/smd-rpm.h
@@ -10,6 +10,7 @@ struct qcom_smd_rpm;
/*
* Constants used for addressing resources in the RPM.
*/
+#define QCOM_SMD_RPM_BOBB 0x62626f62
#define QCOM_SMD_RPM_BOOST 0x61747362
#define QCOM_SMD_RPM_BUS_CLK 0x316b6c63
#define QCOM_SMD_RPM_BUS_MASTER 0x73616d62
--
2.16.2