diff options
42 files changed, 1626 insertions, 175 deletions
diff --git a/Documentation/devicetree/bindings/regulator/anatop-regulator.txt b/Documentation/devicetree/bindings/regulator/anatop-regulator.txt index 1d58c8cfdbc0..a3106c72fbea 100644 --- a/Documentation/devicetree/bindings/regulator/anatop-regulator.txt +++ b/Documentation/devicetree/bindings/regulator/anatop-regulator.txt @@ -2,6 +2,7 @@ Anatop Voltage regulators Required properties: - compatible: Must be "fsl,anatop-regulator" +- regulator-name: A string used as a descriptive name for regulator outputs - anatop-reg-offset: Anatop MFD register offset - anatop-vol-bit-shift: Bit shift for the register - anatop-vol-bit-width: Number of bits used in the register diff --git a/Documentation/devicetree/bindings/regulator/lm363x-regulator.txt b/Documentation/devicetree/bindings/regulator/lm363x-regulator.txt index 8f14df9d1205..cc5a6151d85f 100644 --- a/Documentation/devicetree/bindings/regulator/lm363x-regulator.txt +++ b/Documentation/devicetree/bindings/regulator/lm363x-regulator.txt @@ -8,8 +8,8 @@ Required property: Optional properties: LM3632 has external enable pins for two LDOs. - - ti,lcm-en1-gpio: A GPIO specifier for Vpos control pin. - - ti,lcm-en2-gpio: A GPIO specifier for Vneg control pin. + - enable-gpios: Two GPIO specifiers for Vpos and Vneg control pins. + The first entry is Vpos, the second is Vneg enable pin. Child nodes: LM3631 @@ -30,5 +30,79 @@ Child nodes: Examples: Please refer to ti-lmu dt-bindings [2]. +lm3631@29 { + compatible = "ti,lm3631"; + reg = <0x29>; + + regulators { + compatible = "ti,lm363x-regulator"; + + vboost { + regulator-name = "lcd_boost"; + regulator-min-microvolt = <4500000>; + regulator-max-microvolt = <6350000>; + regulator-always-on; + }; + + vcont { + regulator-name = "lcd_vcont"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + }; + + voref { + regulator-name = "lcd_voref"; + regulator-min-microvolt = <4000000>; + regulator-max-microvolt = <6000000>; + }; + + vpos { + regulator-name = "lcd_vpos"; + regulator-min-microvolt = <4000000>; + regulator-max-microvolt = <6000000>; + regulator-boot-on; + }; + + vneg { + regulator-name = "lcd_vneg"; + regulator-min-microvolt = <4000000>; + regulator-max-microvolt = <6000000>; + regulator-boot-on; + }; + }; +}; + +lm3632@11 { + compatible = "ti,lm3632"; + reg = <0x11>; + + regulators { + compatible = "ti,lm363x-regulator"; + + /* GPIO1_16 for Vpos, GPIO1_28 is for Vneg */ + enable-gpios = <&gpio1 16 GPIO_ACTIVE_HIGH>, + <&gpio1 28 GPIO_ACTIVE_HIGH>; + + vboost { + regulator-name = "lcd_boost"; + regulator-min-microvolt = <4500000>; + regulator-max-microvolt = <6400000>; + regulator-always-on; + }; + + vpos { + regulator-name = "lcd_vpos"; + regulator-min-microvolt = <4000000>; + regulator-max-microvolt = <6000000>; + }; + + vneg { + regulator-name = "lcd_vneg"; + regulator-min-microvolt = <4000000>; + regulator-max-microvolt = <6000000>; + }; + }; +}; + [1] ../regulator/regulator.txt [2] ../mfd/ti-lmu.txt diff --git a/Documentation/devicetree/bindings/regulator/pfuze100.txt b/Documentation/devicetree/bindings/regulator/pfuze100.txt index 9b40db88f637..444c47831a40 100644 --- a/Documentation/devicetree/bindings/regulator/pfuze100.txt +++ b/Documentation/devicetree/bindings/regulator/pfuze100.txt @@ -13,7 +13,7 @@ Required child node: --PFUZE100 sw1ab,sw1c,sw2,sw3a,sw3b,sw4,swbst,vsnvs,vrefddr,vgen1~vgen6 --PFUZE200 - sw1ab,sw2,sw3a,sw3b,swbst,vsnvs,vrefddr,vgen1~vgen6 + sw1ab,sw2,sw3a,sw3b,swbst,vsnvs,vrefddr,vgen1~vgen6,coin --PFUZE3000 sw1a,sw1b,sw2,sw3,swbst,vsnvs,vrefddr,vldo1,vldo2,vccsd,v33,vldo3,vldo4 @@ -205,6 +205,12 @@ Example 2: PFUZE200 regulator-max-microvolt = <3300000>; regulator-always-on; }; + + coin_reg: coin { + regulator-min-microvolt = <2500000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; }; }; diff --git a/Documentation/devicetree/bindings/regulator/regulator.txt b/Documentation/devicetree/bindings/regulator/regulator.txt index 6ab5aef619d9..d18edb075e1c 100644 --- a/Documentation/devicetree/bindings/regulator/regulator.txt +++ b/Documentation/devicetree/bindings/regulator/regulator.txt @@ -21,6 +21,9 @@ Optional properties: design requires. This property describes the total system ramp time required due to the combination of internal ramping of the regulator itself, and board design issues such as trace capacitance and load on the supply. +- regulator-settling-time-us: Settling time, in microseconds, for voltage + change if regulator have the constant time for any level voltage change. + This is useful when regulator have exponential voltage change. - regulator-soft-start: Enable soft start so that voltage ramps slowly - regulator-state-mem sub-root node for Suspend-to-RAM mode : suspend to memory, the device goes to sleep, but all data stored in memory, diff --git a/Documentation/devicetree/bindings/regulator/tps65132-regulator.txt b/Documentation/devicetree/bindings/regulator/tps65132-regulator.txt new file mode 100644 index 000000000000..3a3505520c69 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/tps65132-regulator.txt @@ -0,0 +1,46 @@ +TPS65132 regulators + +Required properties: +- compatible: "ti,tps65132" +- reg: I2C slave address + +Optional Subnode: +Device supports two regulators OUTP and OUTN. A sub node within the + device node describe the properties of these regulators. The sub-node + names must be as follows: + -For regulator outp, the sub node name should be "outp". + -For regulator outn, the sub node name should be "outn". + +-enable-gpios:(active high, output) Regulators are controlled by the input pins. + If it is connected to GPIO through host system then provide the + gpio number as per gpio.txt. +-active-discharge-gpios: (active high, output) Some configurations use delay mechanisms + on the enable pin, to keep the regulator enabled for some time after + the enable signal goes low. This GPIO is used to actively discharge + the delay mechanism. Requires specification of ti,active-discharge-time-us +-ti,active-discharge-time-us: how long the active discharge gpio should be + asserted for during active discharge, in microseconds. + +Each regulator is defined using the standard binding for regulators. + +Example: + + tps65132@3e { + compatible = "ti,tps65132"; + reg = <0x3e>; + + outp { + regulator-name = "outp"; + regulator-boot-on; + regulator-always-on; + enable-gpios = <&gpio 23 0>; + }; + + outn { + regulator-name = "outn"; + regulator-boot-on; + regulator-always-on; + regulator-active-discharge = <0>; + enable-gpios = <&gpio 40 0>; + }; + }; diff --git a/Documentation/devicetree/bindings/regulator/vctrl.txt b/Documentation/devicetree/bindings/regulator/vctrl.txt new file mode 100644 index 000000000000..601328d7fdbb --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/vctrl.txt @@ -0,0 +1,49 @@ +Bindings for Voltage controlled regulators +========================================== + +Required properties: +-------------------- +- compatible : must be "vctrl-regulator". +- regulator-min-microvolt : smallest voltage consumers may set +- regulator-max-microvolt : largest voltage consumers may set +- ctrl-supply : The regulator supplying the control voltage. +- ctrl-voltage-range : an array of two integer values describing the range + (min/max) of the control voltage. The values specify + the control voltage needed to generate the corresponding + regulator-min/max-microvolt output voltage. + +Optional properties: +-------------------- +- ovp-threshold-percent : overvoltage protection (OVP) threshold of the + regulator in percent. Some regulators have an OVP + circuitry which shuts down the regulator when the + actual output voltage deviates beyond a certain + margin from the expected value for a given control + voltage. On larger voltage decreases this can occur + undesiredly since the output voltage does not adjust + inmediately to changes in the control voltage. To + avoid this situation the vctrl driver breaks down + larger voltage decreases into multiple steps, where + each step is within the OVP threshold. +- min-slew-down-rate : Describes how slowly the regulator voltage will decay + down in the worst case (lightest expected load). + Specified in uV / us (like main regulator ramp rate). + This value is required when ovp-threshold-percent is + specified. + +Example: + + vctrl-reg { + compatible = "vctrl-regulator"; + regulator-name = "vctrl_reg"; + + ctrl-supply = <&ctrl_reg>; + + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1500000>; + + ctrl-voltage-range = <200000 500000>; + + min-slew-down-rate = <225>; + ovp-threshold-percent = <16>; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 95803b7b61be..c732ba701ae7 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -13756,12 +13756,14 @@ F: drivers/mfd/cs47l24* F: drivers/power/supply/wm83*.c F: drivers/rtc/rtc-wm83*.c F: drivers/regulator/wm8*.c +F: drivers/regulator/arizona* F: drivers/video/backlight/wm83*_bl.c F: drivers/watchdog/wm83*_wdt.c F: include/linux/mfd/arizona/ F: include/linux/mfd/wm831x/ F: include/linux/mfd/wm8350/ F: include/linux/mfd/wm8400* +F: include/linux/regulator/arizona* F: include/linux/wm97xx.h F: include/sound/wm????.h F: sound/soc/codecs/arizona.? diff --git a/arch/arm/mach-s3c64xx/mach-crag6410-module.c b/arch/arm/mach-s3c64xx/mach-crag6410-module.c index ccc3ab8d58e7..ea5f2169c850 100644 --- a/arch/arm/mach-s3c64xx/mach-crag6410-module.c +++ b/arch/arm/mach-s3c64xx/mach-crag6410-module.c @@ -209,7 +209,9 @@ static const struct i2c_board_info wm1277_devs[] = { }; static struct arizona_pdata wm5102_reva_pdata = { - .ldoena = S3C64XX_GPN(7), + .ldo1 = { + .ldoena = S3C64XX_GPN(7), + }, .gpio_base = CODEC_GPIO_BASE, .irq_flags = IRQF_TRIGGER_HIGH, .micd_pol_gpio = CODEC_GPIO_BASE + 4, @@ -239,7 +241,9 @@ static struct spi_board_info wm5102_reva_spi_devs[] = { }; static struct arizona_pdata wm5102_pdata = { - .ldoena = S3C64XX_GPN(7), + .ldo1 = { + .ldoena = S3C64XX_GPN(7), + }, .gpio_base = CODEC_GPIO_BASE, .irq_flags = IRQF_TRIGGER_HIGH, .micd_pol_gpio = CODEC_GPIO_BASE + 2, diff --git a/drivers/regulator/Kconfig b/drivers/regulator/Kconfig index be06eb29c681..48db87d6dfef 100644 --- a/drivers/regulator/Kconfig +++ b/drivers/regulator/Kconfig @@ -125,12 +125,20 @@ config REGULATOR_AB8500 This driver supports the regulators found on the ST-Ericsson mixed signal AB8500 PMIC -config REGULATOR_ARIZONA - tristate "Wolfson Arizona class devices" +config REGULATOR_ARIZONA_LDO1 + tristate "Wolfson Arizona class devices LDO1" depends on MFD_ARIZONA depends on SND_SOC help - Support for the regulators found on Wolfson Arizona class + Support for the LDO1 regulators found on Wolfson Arizona class + devices. + +config REGULATOR_ARIZONA_MICSUPP + tristate "Wolfson Arizona class devices MICSUPP" + depends on MFD_ARIZONA + depends on SND_SOC + help + Support for the MICSUPP regulators found on Wolfson Arizona class devices. config REGULATOR_AS3711 @@ -163,6 +171,17 @@ config REGULATOR_BCM590XX BCM590xx PMUs. This will enable support for the software controllable LDO/Switching regulators. +config REGULATOR_BD9571MWV + tristate "ROHM BD9571MWV Regulators" + depends on MFD_BD9571MWV + help + This driver provides support for the voltage regulators on the + ROHM BD9571MWV PMIC. This will enable support for the software + controllable regulator and voltage sampling units. + + This driver can also be built as a module. If so, the module + will be called bd9571mwv-regulator. + config REGULATOR_CPCAP tristate "Motorola CPCAP regulator" depends on MFD_CPCAP @@ -788,6 +807,14 @@ config REGULATOR_TPS65090 This driver provides support for the voltage regulators on the TI TPS65090 PMIC. +config REGULATOR_TPS65132 + tristate "TI TPS65132 Dual Output Power regulators" + depends on I2C && GPIOLIB + select REGMAP_I2C + help + This driver supports TPS65132 single inductor - dual output + power supply specifcally designed for display panels. + config REGULATOR_TPS65217 tristate "TI TPS65217 Power regulators" depends on MFD_TPS65217 @@ -850,6 +877,13 @@ config REGULATOR_TWL4030 This driver supports the voltage regulators provided by this family of companion chips. +config REGULATOR_VCTRL + tristate "Voltage controlled regulators" + depends on OF + help + This driver provides support for voltage regulators whose output + voltage is controlled by the voltage of another regulator. + config REGULATOR_VEXPRESS tristate "Versatile Express regulators" depends on VEXPRESS_CONFIG diff --git a/drivers/regulator/Makefile b/drivers/regulator/Makefile index ef7725e2592a..dc3503fb3e30 100644 --- a/drivers/regulator/Makefile +++ b/drivers/regulator/Makefile @@ -19,11 +19,13 @@ obj-$(CONFIG_REGULATOR_ACT8865) += act8865-regulator.o obj-$(CONFIG_REGULATOR_ACT8945A) += act8945a-regulator.o obj-$(CONFIG_REGULATOR_AD5398) += ad5398.o obj-$(CONFIG_REGULATOR_ANATOP) += anatop-regulator.o -obj-$(CONFIG_REGULATOR_ARIZONA) += arizona-micsupp.o arizona-ldo1.o +obj-$(CONFIG_REGULATOR_ARIZONA_LDO1) += arizona-ldo1.o +obj-$(CONFIG_REGULATOR_ARIZONA_MICSUPP) += arizona-micsupp.o obj-$(CONFIG_REGULATOR_AS3711) += as3711-regulator.o obj-$(CONFIG_REGULATOR_AS3722) += as3722-regulator.o obj-$(CONFIG_REGULATOR_AXP20X) += axp20x-regulator.o obj-$(CONFIG_REGULATOR_BCM590XX) += bcm590xx-regulator.o +obj-$(CONFIG_REGULATOR_BD9571MWV) += bd9571mwv-regulator.o obj-$(CONFIG_REGULATOR_DA903X) += da903x.o obj-$(CONFIG_REGULATOR_DA9052) += da9052-regulator.o obj-$(CONFIG_REGULATOR_DA9055) += da9055-regulator.o @@ -105,7 +107,9 @@ obj-$(CONFIG_REGULATOR_TPS6586X) += tps6586x-regulator.o obj-$(CONFIG_REGULATOR_TPS65910) += tps65910-regulator.o obj-$(CONFIG_REGULATOR_TPS65912) += tps65912-regulator.o obj-$(CONFIG_REGULATOR_TPS80031) += tps80031-regulator.o +obj-$(CONFIG_REGULATOR_TPS65132) += tps65132-regulator.o obj-$(CONFIG_REGULATOR_TWL4030) += twl-regulator.o twl6030-regulator.o +obj-$(CONFIG_REGULATOR_VCTRL) += vctrl-regulator.o obj-$(CONFIG_REGULATOR_VEXPRESS) += vexpress-regulator.o obj-$(CONFIG_REGULATOR_WM831X) += wm831x-dcdc.o obj-$(CONFIG_REGULATOR_WM831X) += wm831x-isink.o diff --git a/drivers/regulator/anatop-regulator.c b/drivers/regulator/anatop-regulator.c index b041f277a38b..7d6478e6a503 100644 --- a/drivers/regulator/anatop-regulator.c +++ b/drivers/regulator/anatop-regulator.c @@ -39,7 +39,6 @@ #define LDO_FET_FULL_ON 0x1f struct anatop_regulator { - const char *name; u32 control_reg; struct regmap *anatop; int vol_bit_shift; @@ -193,13 +192,21 @@ static int anatop_regulator_probe(struct platform_device *pdev) sreg = devm_kzalloc(dev, sizeof(*sreg), GFP_KERNEL); if (!sreg) return -ENOMEM; - sreg->name = of_get_property(np, "regulator-name", NULL); + rdesc = &sreg->rdesc; - rdesc->name = sreg->name; rdesc->type = REGULATOR_VOLTAGE; rdesc->owner = THIS_MODULE; + of_property_read_string(np, "regulator-name", &rdesc->name); + if (!rdesc->name) { + dev_err(dev, "failed to get a regulator-name\n"); + return -EINVAL; + } + initdata = of_get_regulator_init_data(dev, np, rdesc); + if (!initdata) + return -ENOMEM; + initdata->supply_regulator = "vin"; sreg->initdata = initdata; @@ -293,9 +300,13 @@ static int anatop_regulator_probe(struct platform_device *pdev) * a sane default until imx6-cpufreq was probed and changes the * voltage to the correct value. In this case we set 1.25V. */ - if (!sreg->sel && !strcmp(sreg->name, "vddpu")) + if (!sreg->sel && !strcmp(rdesc->name, "vddpu")) sreg->sel = 22; + /* set the default voltage of the pcie phy to be 1.100v */ + if (!sreg->sel && !strcmp(rdesc->name, "vddpcie")) + sreg->sel = 0x10; + if (!sreg->bypass && !sreg->sel) { dev_err(&pdev->dev, "Failed to read a valid default voltage selector.\n"); return -EINVAL; diff --git a/drivers/regulator/arizona-ldo1.c b/drivers/regulator/arizona-ldo1.c index e76d094591e7..96fddfff5dc4 100644 --- a/drivers/regulator/arizona-ldo1.c +++ b/drivers/regulator/arizona-ldo1.c @@ -25,13 +25,15 @@ #include <linux/gpio.h> #include <linux/slab.h> +#include <linux/regulator/arizona-ldo1.h> + #include <linux/mfd/arizona/core.h> #include <linux/mfd/arizona/pdata.h> #include <linux/mfd/arizona/registers.h> struct arizona_ldo1 { struct regulator_dev *regulator; - struct arizona *arizona; + struct regmap *regmap; struct regulator_consumer_supply supply; struct regulator_init_data init_data; @@ -65,7 +67,7 @@ static int arizona_ldo1_hc_set_voltage_sel(struct regulator_dev *rdev, unsigned sel) { struct arizona_ldo1 *ldo = rdev_get_drvdata(rdev); - struct regmap *regmap = ldo->arizona->regmap; + struct regmap *regmap = ldo->regmap; unsigned int val; int ret; @@ -91,7 +93,7 @@ static int arizona_ldo1_hc_set_voltage_sel(struct regulator_dev *rdev, static int arizona_ldo1_hc_get_voltage_sel(struct regulator_dev *rdev) { struct arizona_ldo1 *ldo = rdev_get_drvdata(rdev); - struct regmap *regmap = ldo->arizona->regmap; + struct regmap *regmap = ldo->regmap; unsigned int val; int ret; @@ -186,19 +188,19 @@ static const struct regulator_init_data arizona_ldo1_wm5110 = { .num_consumer_supplies = 1, }; -static int arizona_ldo1_of_get_pdata(struct arizona *arizona, +static int arizona_ldo1_of_get_pdata(struct arizona_ldo1_pdata *pdata, struct regulator_config *config, - const struct regulator_desc *desc) + const struct regulator_desc *desc, + bool *external_dcvdd) { - struct arizona_pdata *pdata = &arizona->pdata; struct arizona_ldo1 *ldo1 = config->driver_data; - struct device_node *np = arizona->dev->of_node; + struct device_node *np = config->dev->of_node; struct device_node *init_node, *dcvdd_node; struct regulator_init_data *init_data; pdata->ldoena = of_get_named_gpio(np, "wlf,ldoena", 0); if (pdata->ldoena < 0) { - dev_warn(arizona->dev, + dev_warn(config->dev, "LDOENA GPIO property missing/malformed: %d\n", pdata->ldoena); pdata->ldoena = 0; @@ -212,20 +214,19 @@ static int arizona_ldo1_of_get_pdata(struct arizona *arizona, if (init_node) { config->of_node = init_node; - init_data = of_get_regulator_init_data(arizona->dev, init_node, + init_data = of_get_regulator_init_data(config->dev, init_node, desc); - if (init_data) { init_data->consumer_supplies = &ldo1->supply; init_data->num_consumer_supplies = 1; if (dcvdd_node && dcvdd_node != init_node) - arizona->external_dcvdd = true; + *external_dcvdd = true; - pdata->ldo1 = init_data; + pdata->init_data = init_data; } } else if (dcvdd_node) { - arizona->external_dcvdd = true; + *external_dcvdd = true; } of_node_put(dcvdd_node); @@ -233,66 +234,40 @@ static int arizona_ldo1_of_get_pdata(struct arizona *arizona, return 0; } -static int arizona_ldo1_probe(struct platform_device *pdev) +static int arizona_ldo1_common_init(struct platform_device *pdev, + struct arizona_ldo1 *ldo1, + const struct regulator_desc *desc, + struct arizona_ldo1_pdata *pdata, + bool *external_dcvdd) { - struct arizona *arizona = dev_get_drvdata(pdev->dev.parent); - const struct regulator_desc *desc; + struct device *parent_dev = pdev->dev.parent; struct regulator_config config = { }; - struct arizona_ldo1 *ldo1; int ret; - arizona->external_dcvdd = false; - - ldo1 = devm_kzalloc(&pdev->dev, sizeof(*ldo1), GFP_KERNEL); - if (!ldo1) - return -ENOMEM; - - ldo1->arizona = arizona; - - /* - * Since the chip usually supplies itself we provide some - * default init_data for it. This will be overridden with - * platform data if provided. - */ - switch (arizona->type) { - case WM5102: - case WM8997: - case WM8998: - case WM1814: - desc = &arizona_ldo1_hc; - ldo1->init_data = arizona_ldo1_dvfs; - break; - case WM5110: - case WM8280: - desc = &arizona_ldo1; - ldo1->init_data = arizona_ldo1_wm5110; - break; - default: - desc = &arizona_ldo1; - ldo1->init_data = arizona_ldo1_default; - break; - } + *external_dcvdd = false; - ldo1->init_data.consumer_supplies = &ldo1->supply; ldo1->supply.supply = "DCVDD"; - ldo1->supply.dev_name = dev_name(arizona->dev); + ldo1->init_data.consumer_supplies = &ldo1->supply; + ldo1->supply.dev_name = dev_name(parent_dev); - config.dev = arizona->dev; + config.dev = parent_dev; config.driver_data = ldo1; - config.regmap = arizona->regmap; + config.regmap = ldo1->regmap; if (IS_ENABLED(CONFIG_OF)) { - if (!dev_get_platdata(arizona->dev)) { - ret = arizona_ldo1_of_get_pdata(arizona, &config, desc); + if (!dev_get_platdata(parent_dev)) { + ret = arizona_ldo1_of_get_pdata(pdata, + &config, desc, + external_dcvdd); if (ret < 0) return ret; } } - config.ena_gpio = arizona->pdata.ldoena; + config.ena_gpio = pdata->ldoena; - if (arizona->pdata.ldo1) - config.init_data = arizona->pdata.ldo1; + if (pdata->init_data) + config.init_data = pdata->init_data; else config.init_data = &ldo1->init_data; @@ -301,7 +276,7 @@ static int arizona_ldo1_probe(struct platform_device *pdev) * consumers then DCVDD is supplied externally. */ if (config.init_data->num_consumer_supplies == 0) - arizona->external_dcvdd = true; + *external_dcvdd = true; ldo1->regulator = devm_regulator_register(&pdev->dev, desc, &config); @@ -309,7 +284,7 @@ static int arizona_ldo1_probe(struct platform_device *pdev) if (IS_ERR(ldo1->regulator)) { ret = PTR_ERR(ldo1->regulator); - dev_err(arizona->dev, "Failed to register LDO1 supply: %d\n", + dev_err(&pdev->dev, "Failed to register LDO1 supply: %d\n", ret); return ret; } @@ -319,6 +294,53 @@ static int arizona_ldo1_probe(struct platform_device *pdev) return 0; } +static int arizona_ldo1_probe(struct platform_device *pdev) +{ + struct arizona *arizona = dev_get_drvdata(pdev->dev.parent); + struct arizona_ldo1 *ldo1; + const struct regulator_desc *desc; + bool external_dcvdd; + int ret; + + ldo1 = devm_kzalloc(&pdev->dev, sizeof(*ldo1), GFP_KERNEL); + if (!ldo1) + return -ENOMEM; + + ldo1->regmap = arizona->regmap; + + /* + * Since the chip usually supplies itself we provide some + * default init_data for it. This will be overridden with + * platform data if provided. + */ + switch (arizona->type) { + case WM5102: + case WM8997: + case WM8998: + case WM1814: + desc = &arizona_ldo1_hc; + ldo1->init_data = arizona_ldo1_dvfs; + break; + case WM5110: + case WM8280: + desc = &arizona_ldo1; + ldo1->init_data = arizona_ldo1_wm5110; + break; + default: + desc = &arizona_ldo1; + ldo1->init_data = arizona_ldo1_default; + break; + } + + ret = arizona_ldo1_common_init(pdev, ldo1, desc, + &arizona->pdata.ldo1, + &external_dcvdd); + if (ret == 0) + arizona->external_dcvdd = external_dcvdd; + + return ret; +} + static struct platform_driver arizona_ldo1_driver = { .probe = arizona_ldo1_probe, .driver = { diff --git a/drivers/regulator/arizona-micsupp.c b/drivers/regulator/arizona-micsupp.c index 22bd71407622..120de94caf02 100644 --- a/drivers/regulator/arizona-micsupp.c +++ b/drivers/regulator/arizona-micsupp.c @@ -30,9 +30,14 @@ #include <linux/mfd/arizona/pdata.h> #include <linux/mfd/arizona/registers.h> |