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regulator: Updates for v4.15

Browse source 
A very quiet release for regulator, there's some new device support in
 existing drivers here and a few fixes but nothing in the core.
 
  - New device support for Allwinner AXP813, Dialog DA223/4/5 and
    Qualcomm PMI8994.
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Merge tag 'regulator-v4.15' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator

Pull regulator updates from Mark Brown:
 "A very quiet release for regulator, there's some new device support in
  existing drivers here and a few fixes but nothing in the core.

  Summary:

   - New device support for Allwinner AXP813, Dialog DA223/4/5 and
     Qualcomm PMI8994"

* tag 'regulator-v4.15' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator:
  regulator: tps65218: remove unused tps_info structure
  regulator: tps65218: Fix strobe assignment
  regulator: qcom_spmi: Include offset when translating voltages
  regulator: qcom_spmi: Add support for pmi8994
  regulator: da9211: update for supporting da9223/4/5
  ASoC: pfuze100: Remove leading zero from '@08' notation
  regulator: axp20x: Simplify axp20x_is_polyphase_slave implementation
  regulator: axp20x: Add support for AXP813 regulators
This commit is contained in:
Linus Torvalds 2017-11-13 09:36:45 -08:00
commit 5f194bf485
12 changed files with 240 additions and 46 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

82
Documentation/devicetree/bindings/regulator/da9211.txt
View file

@ -1,8 +1,9 @@
* Dialog Semiconductor DA9211/DA9212/DA9213/DA9214/DA9215 Voltage Regulator
* Dialog Semiconductor DA9211/DA9212/DA9213/DA9223/DA9214/DA9224/DA9215/DA9225
Voltage Regulator
Required properties:
- compatible: "dlg,da9211" or "dlg,da9212" or "dlg,da9213"
or "dlg,da9214" or "dlg,da9215"
- compatible: "dlg,da9211" or "dlg,da9212" or "dlg,da9213" or "dlg,da9223"
or "dlg,da9214" or "dlg,da9224" or "dlg,da9215" or "dlg,da9225"
- reg: I2C slave address, usually 0x68.
- interrupts: the interrupt outputs of the controller
- regulators: A node that houses a sub-node for each regulator within the
@ -16,7 +17,6 @@ Optional properties:
- Any optional property defined in regulator.txt
Example 1) DA9211
pmic: da9211@68 {
compatible = "dlg,da9211";
reg = <0x68>;
@ -35,7 +35,6 @@ Example 1) DA9211
};
Example 2) DA9212
pmic: da9212@68 {
compatible = "dlg,da9212";
reg = <0x68>;
@ -79,7 +78,25 @@ Example 3) DA9213
};
};
Example 4) DA9214
Example 4) DA9223
pmic: da9223@68 {
compatible = "dlg,da9223";
reg = <0x68>;
interrupts = <3 27>;
regulators {
BUCKA {
regulator-name = "VBUCKA";
regulator-min-microvolt = < 300000>;
regulator-max-microvolt = <1570000>;
regulator-min-microamp = <3000000>;
regulator-max-microamp = <6000000>;
enable-gpios = <&gpio 27 0>;
};
};
};
Example 5) DA9214
pmic: da9214@68 {
compatible = "dlg,da9214";
reg = <0x68>;
@ -105,7 +122,33 @@ Example 4) DA9214
};
};
Example 5) DA9215
Example 6) DA9224
pmic: da9224@68 {
compatible = "dlg,da9224";
reg = <0x68>;
interrupts = <3 27>;
regulators {
BUCKA {
regulator-name = "VBUCKA";
regulator-min-microvolt = < 300000>;
regulator-max-microvolt = <1570000>;
regulator-min-microamp = <3000000>;
regulator-max-microamp = <6000000>;
enable-gpios = <&gpio 27 0>;
};
BUCKB {
regulator-name = "VBUCKB";
regulator-min-microvolt = < 300000>;
regulator-max-microvolt = <1570000>;
regulator-min-microamp = <3000000>;
regulator-max-microamp = <6000000>;
enable-gpios = <&gpio 17 0>;
};
};
};
Example 7) DA9215
pmic: da9215@68 {
compatible = "dlg,da9215";
reg = <0x68>;
@ -131,3 +174,28 @@ Example 5) DA9215
};
};
Example 8) DA9225
pmic: da9225@68 {
compatible = "dlg,da9225";
reg = <0x68>;
interrupts = <3 27>;
regulators {
BUCKA {
regulator-name = "VBUCKA";
regulator-min-microvolt = < 300000>;
regulator-max-microvolt = <1570000>;
regulator-min-microamp = <4000000>;
regulator-max-microamp = <7000000>;
enable-gpios = <&gpio 27 0>;
};
BUCKB {
regulator-name = "VBUCKB";
regulator-min-microvolt = < 300000>;
regulator-max-microvolt = <1570000>;
regulator-min-microamp = <4000000>;
regulator-max-microamp = <7000000>;
enable-gpios = <&gpio 17 0>;
};
};
};

6
Documentation/devicetree/bindings/regulator/pfuze100.txt
View file

@ -21,7 +21,7 @@ Each regulator is defined using the standard binding for regulators.
Example 1: PFUZE100
pmic: pfuze100@08 {
pmic: pfuze100@8 {
compatible = "fsl,pfuze100";
reg = <0x08>;
@ -122,7 +122,7 @@ Example 1: PFUZE100
Example 2: PFUZE200
pmic: pfuze200@08 {
pmic: pfuze200@8 {
compatible = "fsl,pfuze200";
reg = <0x08>;
@ -216,7 +216,7 @@ Example 2: PFUZE200
Example 3: PFUZE3000
pmic: pfuze3000@08 {
pmic: pfuze3000@8 {
compatible = "fsl,pfuze3000";
reg = <0x08>;

13
Documentation/devicetree/bindings/regulator/qcom,spmi-regulator.txt
View file

@ -8,6 +8,7 @@ Qualcomm SPMI Regulators
"qcom,pm8916-regulators"
"qcom,pm8941-regulators"
"qcom,pm8994-regulators"
"qcom,pmi8994-regulators"
- interrupts:
Usage: optional
@ -100,6 +101,15 @@ Qualcomm SPMI Regulators
Definition: Reference to regulator supplying the input pin, as
described in the data sheet.
- vdd_s1-supply:
- vdd_s2-supply:
- vdd_s3-supply:
- vdd_l1-supply:
Usage: optional (pmi8994 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
@ -122,6 +132,9 @@ 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
pmi8994:
s1, s2, s3, l1
The content of each sub-node is defined by the standard binding for regulators -
see regulator.txt - with additional custom properties described below:

2
drivers/regulator/Kconfig
View file

@ -244,7 +244,7 @@ config REGULATOR_DA9210
interface.
config REGULATOR_DA9211
tristate "Dialog Semiconductor DA9211/DA9212/DA9213/DA9214/DA9215 regulator"
tristate "Dialog Semiconductor DA9211/DA9212/DA9213/DA9223/DA9214/DA9224/DA9215/DA9225 regulator"
depends on I2C
select REGMAP_I2C
help

92
drivers/regulator/axp20x-regulator.c
View file

@ -244,6 +244,7 @@ static const struct regulator_desc axp22x_drivevbus_regulator = {
.ops = &axp20x_ops_sw,
};
/* DCDC ranges shared with AXP813 */
static const struct regulator_linear_range axp803_dcdc234_ranges[] = {
REGULATOR_LINEAR_RANGE(500000, 0x0, 0x46, 10000),
REGULATOR_LINEAR_RANGE(1220000, 0x47, 0x4b, 20000),
@ -426,6 +427,69 @@ static const struct regulator_desc axp809_regulators[] = {
AXP_DESC_SW(AXP809, SW, "sw", "swin", AXP22X_PWR_OUT_CTRL2, BIT(6)),
};
static const struct regulator_desc axp813_regulators[] = {
AXP_DESC(AXP813, DCDC1, "dcdc1", "vin1", 1600, 3400, 100,
AXP803_DCDC1_V_OUT, 0x1f, AXP22X_PWR_OUT_CTRL1, BIT(0)),
AXP_DESC_RANGES(AXP813, DCDC2, "dcdc2", "vin2", axp803_dcdc234_ranges,
76, AXP803_DCDC2_V_OUT, 0x7f, AXP22X_PWR_OUT_CTRL1,
BIT(1)),
AXP_DESC_RANGES(AXP813, DCDC3, "dcdc3", "vin3", axp803_dcdc234_ranges,
76, AXP803_DCDC3_V_OUT, 0x7f, AXP22X_PWR_OUT_CTRL1,
BIT(2)),
AXP_DESC_RANGES(AXP813, DCDC4, "dcdc4", "vin4", axp803_dcdc234_ranges,
76, AXP803_DCDC4_V_OUT, 0x7f, AXP22X_PWR_OUT_CTRL1,
BIT(3)),
AXP_DESC_RANGES(AXP813, DCDC5, "dcdc5", "vin5", axp803_dcdc5_ranges,
68, AXP803_DCDC5_V_OUT, 0x7f, AXP22X_PWR_OUT_CTRL1,
BIT(4)),
AXP_DESC_RANGES(AXP813, DCDC6, "dcdc6", "vin6", axp803_dcdc6_ranges,
72, AXP803_DCDC6_V_OUT, 0x7f, AXP22X_PWR_OUT_CTRL1,
BIT(5)),
AXP_DESC_RANGES(AXP813, DCDC7, "dcdc7", "vin7", axp803_dcdc6_ranges,
72, AXP813_DCDC7_V_OUT, 0x7f, AXP22X_PWR_OUT_CTRL1,
BIT(6)),
AXP_DESC(AXP813, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
AXP22X_ALDO1_V_OUT, 0x1f, AXP22X_PWR_OUT_CTRL3, BIT(5)),
AXP_DESC(AXP813, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
AXP22X_ALDO2_V_OUT, 0x1f, AXP22X_PWR_OUT_CTRL3, BIT(6)),
AXP_DESC(AXP813, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
AXP22X_ALDO3_V_OUT, 0x1f, AXP22X_PWR_OUT_CTRL3, BIT(7)),
AXP_DESC(AXP813, DLDO1, "dldo1", "dldoin", 700, 3300, 100,
AXP22X_DLDO1_V_OUT, 0x1f, AXP22X_PWR_OUT_CTRL2, BIT(3)),
AXP_DESC_RANGES(AXP813, DLDO2, "dldo2", "dldoin", axp803_dldo2_ranges,
32, AXP22X_DLDO2_V_OUT, 0x1f, AXP22X_PWR_OUT_CTRL2,
BIT(4)),
AXP_DESC(AXP813, DLDO3, "dldo3", "dldoin", 700, 3300, 100,
AXP22X_DLDO3_V_OUT, 0x1f, AXP22X_PWR_OUT_CTRL2, BIT(5)),
AXP_DESC(AXP813, DLDO4, "dldo4", "dldoin", 700, 3300, 100,
AXP22X_DLDO4_V_OUT, 0x1f, AXP22X_PWR_OUT_CTRL2, BIT(6)),
AXP_DESC(AXP813, ELDO1, "eldo1", "eldoin", 700, 1900, 50,
AXP22X_ELDO1_V_OUT, 0x1f, AXP22X_PWR_OUT_CTRL2, BIT(0)),
AXP_DESC(AXP813, ELDO2, "eldo2", "eldoin", 700, 1900, 50,
AXP22X_ELDO2_V_OUT, 0x1f, AXP22X_PWR_OUT_CTRL2, BIT(1)),
AXP_DESC(AXP813, ELDO3, "eldo3", "eldoin", 700, 1900, 50,
AXP22X_ELDO3_V_OUT, 0x1f, AXP22X_PWR_OUT_CTRL2, BIT(2)),
/* to do / check ... */
AXP_DESC(AXP813, FLDO1, "fldo1", "fldoin", 700, 1450, 50,
AXP803_FLDO1_V_OUT, 0x0f, AXP22X_PWR_OUT_CTRL3, BIT(2)),
AXP_DESC(AXP813, FLDO2, "fldo2", "fldoin", 700, 1450, 50,
AXP803_FLDO2_V_OUT, 0x0f, AXP22X_PWR_OUT_CTRL3, BIT(3)),
/*
* TODO: FLDO3 = {DCDC5, FLDOIN} / 2
*
* This means FLDO3 effectively switches supplies at runtime,
* something the regulator subsystem does not support.
*/
AXP_DESC_FIXED(AXP813, RTC_LDO, "rtc-ldo", "ips", 1800),
AXP_DESC_IO(AXP813, LDO_IO0, "ldo-io0", "ips", 700, 3300, 100,
AXP22X_LDO_IO0_V_OUT, 0x1f, AXP20X_GPIO0_CTRL, 0x07,
AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
AXP_DESC_IO(AXP813, LDO_IO1, "ldo-io1", "ips", 700, 3300, 100,
AXP22X_LDO_IO1_V_OUT, 0x1f, AXP20X_GPIO1_CTRL, 0x07,
AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
AXP_DESC_SW(AXP813, SW, "sw", "swin", AXP22X_PWR_OUT_CTRL2, BIT(7)),
};
static int axp20x_set_dcdc_freq(struct platform_device *pdev, u32 dcdcfreq)
{
struct axp20x_dev *axp20x = dev_get_drvdata(pdev->dev.parent);
@ -441,9 +505,10 @@ static int axp20x_set_dcdc_freq(struct platform_device *pdev, u32 dcdcfreq)
step = 75;
break;
case AXP803_ID:
case AXP813_ID:
/*
* AXP803 DCDC work frequency setting has the same range and
* step as AXP22X, but at a different register.
* AXP803/AXP813 DCDC work frequency setting has the same
* range and step as AXP22X, but at a different register.
* Fall through to the check below.
* (See include/linux/mfd/axp20x.h)
*/
@ -561,6 +626,14 @@ static int axp20x_set_dcdc_workmode(struct regulator_dev *rdev, int id, u32 work
workmode <<= id - AXP803_DCDC1;
break;
case AXP813_ID:
if (id < AXP813_DCDC1 || id > AXP813_DCDC7)
return -EINVAL;
mask = AXP22X_WORKMODE_DCDCX_MASK(id - AXP813_DCDC1);
workmode <<= id - AXP813_DCDC1;
break;
default:
/* should not happen */
WARN_ON(1);
@ -579,11 +652,12 @@ static bool axp20x_is_polyphase_slave(struct axp20x_dev *axp20x, int id)
u32 reg = 0;
/*
* Currently in our supported AXP variants, only AXP803 and AXP806
* have polyphase regulators.
* Currently in our supported AXP variants, only AXP803, AXP806,
* and AXP813 have polyphase regulators.
*/
switch (axp20x->variant) {
case AXP803_ID:
case AXP813_ID:
regmap_read(axp20x->regmap, AXP803_POLYPHASE_CTRL, &reg);
switch (id) {
@ -656,6 +730,12 @@ static int axp20x_regulator_probe(struct platform_device *pdev)
regulators = axp809_regulators;
nregulators = AXP809_REG_ID_MAX;
break;
case AXP813_ID:
regulators = axp813_regulators;
nregulators = AXP813_REG_ID_MAX;
drivevbus = of_property_read_bool(pdev->dev.parent->of_node,
"x-powers,drive-vbus-en");
break;
default:
dev_err(&pdev->dev, "Unsupported AXP variant: %ld\n",
axp20x->variant);
@ -677,6 +757,10 @@ static int axp20x_regulator_probe(struct platform_device *pdev)
if (axp20x_is_polyphase_slave(axp20x, i))
continue;
/* Support for AXP813's FLDO3 is not implemented */
if (axp20x->variant == AXP813_ID && i == AXP813_FLDO3)
continue;
/*
* Regulators DC1SW and DC5LDO are connected internally,
* so we have to handle their supply names separately.

14
drivers/regulator/da9211-regulator.c
View file

@ -1,6 +1,6 @@
/*
* da9211-regulator.c - Regulator device driver for DA9211/DA9212
* /DA9213/DA9214/DA9215
* /DA9213/DA9223/DA9214/DA9224/DA9215/DA9225
* Copyright (C) 2015 Dialog Semiconductor Ltd.
*
* This library is free software; you can redistribute it and/or
@ -496,8 +496,11 @@ static const struct i2c_device_id da9211_i2c_id[] = {
{"da9211", DA9211},
{"da9212", DA9212},
{"da9213", DA9213},
{"da9223", DA9223},
{"da9214", DA9214},
{"da9224", DA9224},
{"da9215", DA9215},
{"da9225", DA9225},
{},
};
MODULE_DEVICE_TABLE(i2c, da9211_i2c_id);
@ -507,8 +510,11 @@ static const struct of_device_id da9211_dt_ids[] = {
{ .compatible = "dlg,da9211", .data = &da9211_i2c_id[0] },
{ .compatible = "dlg,da9212", .data = &da9211_i2c_id[1] },
{ .compatible = "dlg,da9213", .data = &da9211_i2c_id[2] },
{ .compatible = "dlg,da9214", .data = &da9211_i2c_id[3] },
{ .compatible = "dlg,da9215", .data = &da9211_i2c_id[4] },
{ .compatible = "dlg,da9223", .data = &da9211_i2c_id[3] },
{ .compatible = "dlg,da9214", .data = &da9211_i2c_id[4] },
{ .compatible = "dlg,da9224", .data = &da9211_i2c_id[5] },
{ .compatible = "dlg,da9215", .data = &da9211_i2c_id[6] },
{ .compatible = "dlg,da9225", .data = &da9211_i2c_id[7] },
{},
};
MODULE_DEVICE_TABLE(of, da9211_dt_ids);
@ -526,5 +532,5 @@ static struct i2c_driver da9211_regulator_driver = {
module_i2c_driver(da9211_regulator_driver);
MODULE_AUTHOR("James Ban <James.Ban.opensource@diasemi.com>");
MODULE_DESCRIPTION("DA9211/DA9212/DA9213/DA9214/DA9215 regulator driver");
MODULE_DESCRIPTION("DA9211/DA9212/DA9213/DA9223/DA9214/DA9224/DA9215/DA9225 regulator driver");
MODULE_LICENSE("GPL");

2
drivers/regulator/da9211-regulator.h
View file

@ -1,6 +1,6 @@
/*
* da9211-regulator.h - Regulator definitions for DA9211/DA9212
* /DA9213/DA9214/DA9215
* /DA9213/DA9223/DA9214/DA9224/DA9215/DA9225
* Copyright (C) 2015 Dialog Semiconductor Ltd.
*
* This program is free software; you can redistribute it and/or

46
drivers/regulator/qcom_spmi-regulator.c
View file

@ -593,13 +593,20 @@ static int spmi_sw_selector_to_hw(struct spmi_regulator *vreg,
u8 *voltage_sel)
{
const struct spmi_voltage_range *range, *end;
unsigned offset;
range = vreg->set_points->range;
end = range + vreg->set_points->count;
for (; range < end; range++) {
if (selector < range->n_voltages) {
*voltage_sel = selector;
/*
* hardware selectors between set point min and real
* min are invalid so we ignore them
*/
offset = range->set_point_min_uV - range->min_uV;
offset /= range->step_uV;
*voltage_sel = selector + offset;
*range_sel = range->range_sel;
return 0;
}
@ -613,15 +620,35 @@ static int spmi_sw_selector_to_hw(struct spmi_regulator *vreg,
static int spmi_hw_selector_to_sw(struct spmi_regulator *vreg, u8 hw_sel,
const struct spmi_voltage_range *range)
{
int sw_sel = hw_sel;
unsigned sw_sel = 0;
unsigned offset, max_hw_sel;
const struct spmi_voltage_range *r = vreg->set_points->range;
const struct spmi_voltage_range *end = r + vreg->set_points->count;
while (r != range) {
for (; r < end; r++) {
if (r == range && range->n_voltages) {
/*
* hardware selectors between set point min and real
* min and between set point max and real max are
* invalid so we return an error if they're
* programmed into the hardware
*/
offset = range->set_point_min_uV - range->min_uV;
offset /= range->step_uV;
if (hw_sel < offset)
return -EINVAL;
max_hw_sel = range->set_point_max_uV - range->min_uV;
max_hw_sel /= range->step_uV;
if (hw_sel > max_hw_sel)
return -EINVAL;
return sw_sel + hw_sel - offset;
}
sw_sel += r->n_voltages;
r++;
}
return sw_sel;
return -EINVAL;
}
static const struct spmi_voltage_range *
@ -1619,11 +1646,20 @@ static const struct spmi_regulator_data pm8994_regulators[] = {
{ }
};
static const struct spmi_regulator_data pmi8994_regulators[] = {
{ "s1", 0x1400, "vdd_s1", },
{ "s2", 0x1700, "vdd_s2", },
{ "s3", 0x1a00, "vdd_s3", },
{ "l1", 0x4000, "vdd_l1", },
{ }
};
static const struct of_device_id qcom_spmi_regulator_match[] = {
{ .compatible = "qcom,pm8841-regulators", .data = &pm8841_regulators },
{ .compatible = "qcom,pm8916-regulators", .data = &pm8916_regulators },
{ .compatible = "qcom,pm8941-regulators", .data = &pm8941_regulators },
{ .compatible = "qcom,pm8994-regulators", .data = &pm8994_regulators },
{ .compatible = "qcom,pmi8994-regulators", .data = &pmi8994_regulators },
{ }
};
MODULE_DEVICE_TABLE(of, qcom_spmi_regulator_match);

2
drivers/regulator/tps65218-regulator.c
View file

@ -154,7 +154,7 @@ static int tps65218_pmic_set_suspend_disable(struct regulator_dev *dev)
if (!tps->strobes[rid]) {
if (rid == TPS65218_DCDC_3)
tps->info[rid]->strobe = 3;
tps->strobes[rid] = 3;
else
return -EINVAL;
}

3
include/linux/mfd/axp20x.h
View file

@ -131,6 +131,9 @@ enum axp20x_variants {
#define AXP803_DCDC6_V_OUT 0x25
#define AXP803_DCDC_FREQ_CTRL 0x3b
/* Other DCDC regulator control registers are the same as AXP803 */
#define AXP813_DCDC7_V_OUT 0x26
/* Interrupt */
#define AXP152_IRQ1_EN 0x40
#define AXP152_IRQ2_EN 0x41

19
include/linux/mfd/tps65218.h
View file

@ -245,24 +245,6 @@ enum tps65218_irqs {
TPS65218_INVALID4_IRQ,
};
/**
* struct tps_info - packages regulator constraints
* @id: Id of the regulator
* @name: Voltage regulator name
* @min_uV: minimum micro volts
* @max_uV: minimum micro volts
* @strobe: sequencing strobe value for the regulator
*
* This data is used to check the regualtor voltage limits while setting.
*/
struct tps_info {
int id;
const char *name;
int min_uV;
int max_uV;
int strobe;
};
/**
* struct tps65218 - tps65218 sub-driver chip access routines
*
@ -280,7 +262,6 @@ struct tps65218 {
u32 irq_mask;
struct regmap_irq_chip_data *irq_data;
struct regulator_desc desc[TPS65218_NUM_REGULATOR];
struct tps_info *info[TPS65218_NUM_REGULATOR];
struct regmap *regmap;
u8 *strobes;
};

5
include/linux/regulator/da9211.h
View file

@ -1,6 +1,6 @@
/*
* da9211.h - Regulator device driver for DA9211/DA9212
* /DA9213/DA9214/DA9215
* /DA9213/DA9223/DA9214/DA9224/DA9215/DA9225
* Copyright (C) 2015 Dialog Semiconductor Ltd.
*
* This program is free software; you can redistribute it and/or
@ -25,8 +25,11 @@ enum da9211_chip_id {
DA9211,
DA9212,
DA9213,
DA9223,
DA9214,
DA9224,
DA9215,
DA9225,
};
struct da9211_pdata {