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Commit ddc085d4 authored by Neil Armstrong's avatar Neil Armstrong Committed by Lee Jones
Browse files

regulator: qcom_rpm-regulator: Add support for pm8018 rpm regulator 



In order to support the Qualcomm MDM9615 SoC, add support for the
PM8018 RPM regulator in the qcom_rpm-regulator driver.

Signed-off-by: default avatarNeil Armstrong <narmstrong@baylibre.com>
Acked-by: default avatarMark Brown <broonie@kernel.org>
Signed-off-by: default avatarLee Jones <lee.jones@linaro.org>
parent eb87a669

Documentation/devicetree/bindings/mfd/qcom-rpm.txt

+14 −0
Original line number Diff line number Diff line
@@ -60,6 +60,7 @@ Regulator nodes are identified by their compatible: 
		    "qcom,rpm-pm8058-regulators"

		    "qcom,rpm-pm8901-regulators"

		    "qcom,rpm-pm8921-regulators"

		    "qcom,rpm-pm8018-regulators"



- vdd_l0_l1_lvs-supply:

- vdd_l2_l11_l12-supply:
@@ -138,6 +139,15 @@ Regulator nodes are identified by their compatible: 
	Definition: reference to regulator supplying the input pin, as

		    described in the data sheet



- vin_lvs1-supply:

- vdd_l7-supply:

- vdd_l8-supply:

- vdd_l9_l10_l11_l12-supply:

	Usage: optional (pm8018 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.
@@ -157,6 +167,10 @@ pm8921: 
	l29, lvs1, lvs2, lvs3, lvs4, lvs5, lvs6, lvs7, usb-switch, hdmi-switch,

	ncp



pm8018:

	s1, s2, s3, s4, s5, , l1, l2, l3, l4, l5, l6, l7, l8, l9, l10, l11,

	l12, l14, lvs1



The content of each sub-node is defined by the standard binding for regulators -

see regulator.txt - with additional custom properties described below:

drivers/regulator/qcom_rpm-regulator.c

+66 −0
Original line number Diff line number Diff line
@@ -447,6 +447,44 @@ static struct regulator_ops switch_ops = { 
	.is_enabled = rpm_reg_is_enabled,

};



/*

 * PM8018 regulators

 */

static const struct qcom_rpm_reg pm8018_pldo = {

	.desc.linear_ranges = pldo_ranges,

	.desc.n_linear_ranges = ARRAY_SIZE(pldo_ranges),

	.desc.n_voltages = 161,

	.desc.ops = &uV_ops,

	.parts = &rpm8960_ldo_parts,

	.supports_force_mode_auto = false,

	.supports_force_mode_bypass = false,

};



static const struct qcom_rpm_reg pm8018_nldo = {

	.desc.linear_ranges = nldo_ranges,

	.desc.n_linear_ranges = ARRAY_SIZE(nldo_ranges),

	.desc.n_voltages = 64,

	.desc.ops = &uV_ops,

	.parts = &rpm8960_ldo_parts,

	.supports_force_mode_auto = false,

	.supports_force_mode_bypass = false,

};



static const struct qcom_rpm_reg pm8018_smps = {

	.desc.linear_ranges = smps_ranges,

	.desc.n_linear_ranges = ARRAY_SIZE(smps_ranges),

	.desc.n_voltages = 154,

	.desc.ops = &uV_ops,

	.parts = &rpm8960_smps_parts,

	.supports_force_mode_auto = false,

	.supports_force_mode_bypass = false,

};



static const struct qcom_rpm_reg pm8018_switch = {

	.desc.ops = &switch_ops,

	.parts = &rpm8960_switch_parts,

};



/*

 * PM8058 regulators

 */
@@ -755,6 +793,32 @@ struct rpm_regulator_data { 
	const char *supply;

};



static const struct rpm_regulator_data rpm_pm8018_regulators[] = {

	{ "s1",  QCOM_RPM_PM8018_SMPS1, &pm8018_smps, "vdd_s1" },

	{ "s2",  QCOM_RPM_PM8018_SMPS2, &pm8018_smps, "vdd_s2" },

	{ "s3",  QCOM_RPM_PM8018_SMPS3, &pm8018_smps, "vdd_s3" },

	{ "s4",  QCOM_RPM_PM8018_SMPS4, &pm8018_smps, "vdd_s4" },

	{ "s5",  QCOM_RPM_PM8018_SMPS5, &pm8018_smps, "vdd_s5" },



	{ "l2",  QCOM_RPM_PM8018_LDO2,  &pm8018_pldo, "vdd_l2" },

	{ "l3",  QCOM_RPM_PM8018_LDO3,  &pm8018_pldo, "vdd_l3" },

	{ "l4",  QCOM_RPM_PM8018_LDO4,  &pm8018_pldo, "vdd_l4" },

	{ "l5",  QCOM_RPM_PM8018_LDO5,  &pm8018_pldo, "vdd_l5" },

	{ "l6",  QCOM_RPM_PM8018_LDO6,  &pm8018_pldo, "vdd_l7" },

	{ "l7",  QCOM_RPM_PM8018_LDO7,  &pm8018_pldo, "vdd_l7" },

	{ "l8",  QCOM_RPM_PM8018_LDO8,  &pm8018_nldo, "vdd_l8" },

	{ "l9",  QCOM_RPM_PM8018_LDO9,  &pm8921_nldo1200,

						      "vdd_l9_l10_l11_l12" },

	{ "l10", QCOM_RPM_PM8018_LDO10, &pm8018_nldo, "vdd_l9_l10_l11_l12" },

	{ "l11", QCOM_RPM_PM8018_LDO11, &pm8018_nldo, "vdd_l9_l10_l11_l12" },

	{ "l12", QCOM_RPM_PM8018_LDO12, &pm8018_nldo, "vdd_l9_l10_l11_l12" },

	{ "l14", QCOM_RPM_PM8018_LDO14, &pm8018_pldo, "vdd_l14" },



	{ "lvs1", QCOM_RPM_PM8018_LVS1, &pm8018_switch, "lvs1_in" },



	{ }

};



static const struct rpm_regulator_data rpm_pm8058_regulators[] = {

	{ "l0",   QCOM_RPM_PM8058_LDO0,   &pm8058_nldo, "vdd_l0_l1_lvs"	},

	{ "l1",   QCOM_RPM_PM8058_LDO1,   &pm8058_nldo, "vdd_l0_l1_lvs" },
@@ -870,6 +934,8 @@ static const struct rpm_regulator_data rpm_pm8921_regulators[] = { 
};



static const struct of_device_id rpm_of_match[] = {

	{ .compatible = "qcom,rpm-pm8018-regulators",

		.data = &rpm_pm8018_regulators },

	{ .compatible = "qcom,rpm-pm8058-regulators", .data = &rpm_pm8058_regulators },

	{ .compatible = "qcom,rpm-pm8901-regulators", .data = &rpm_pm8901_regulators },

	{ .compatible = "qcom,rpm-pm8921-regulators", .data = &rpm_pm8921_regulators },