On Thu, Jan 31, 2013 at 1:56 AM, Rahul Sharma <r.sh.open@xxxxxxxxx> wrote:
> On Thu, Jan 31, 2013 at 3:10 AM, Amit Daniel Kachhap
> <amit.daniel@xxxxxxxxxxx> wrote:
>> This device tree support is added for PMIC block of S5m8767 multi
>> function driver. The usage detail is added in the device tree
>> documentation section. This change is tested on exynos5250 based
>> arndale platform by regulator voltage set/get API's.
>>
>> Reviewed-by: Thomas Abraham <thomas.abraham@xxxxxxxxxx>
>> Signed-off-by: Amit Daniel Kachhap <amit.daniel@xxxxxxxxxxx>
>> ---
>> Change since V1:
>> * Added description of pmic-buck-ds-gpios and op_mode in the device tree
>> documentation as suggested by Thomas Abraham.
>> * Incorporated coding guidelines review comments.
>>
>> This patch is based on Mark Brown's tree next branch.
>> git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator.git
>>
>> .../bindings/regulator/s5m8767-regulator.txt | 152 ++++++++++++++++
>> drivers/mfd/sec-core.c | 75 ++++++++-
>> drivers/regulator/s5m8767.c | 188 +++++++++++++++++++-
>> include/linux/mfd/samsung/core.h | 11 +-
>> 4 files changed, 419 insertions(+), 7 deletions(-)
>> create mode 100644 Documentation/devicetree/bindings/regulator/s5m8767-regulator.txt
>>
>> diff --git a/Documentation/devicetree/bindings/regulator/s5m8767-regulator.txt b/Documentation/devicetree/bindings/regulator/s5m8767-regulator.txt
>> new file mode 100644
>> index 0000000..a35ff99
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/regulator/s5m8767-regulator.txt
>> @@ -0,0 +1,152 @@
>> +* Samsung S5M8767 Voltage and Current Regulator
>> +
>> +The Samsung S5M8767 is a multi-function device which includes volatage and
>> +current regulators, rtc, charger controller and other sub-blocks. It is
>> +interfaced to the host controller using a i2c interface. Each sub-block is
>> +addressed by the host system using different i2c slave address. This document
>> +describes the bindings for 'pmic' sub-block of s5m8767.
>> +
>> +Required properties:
>> +- compatible: Should be "samsung,s5m8767-pmic".
>> +- reg: Specifies the i2c slave address of the pmic block. It should be 0x66.
>> +
>> +- s5m8767,pmic-buck2-dvs-voltage: A set of 8 voltage values in micro-volt (uV)
>> + units for buck2 when changing voltage using gpio dvs. Refer to [1] below
>> + for additional information.
>> +
>> +- s5m8767,pmic-buck3-dvs-voltage: A set of 8 voltage values in micro-volt (uV)
>> + units for buck3 when changing voltage using gpio dvs. Refer to [1] below
>> + for additional information.
>> +
>> +- s5m8767,pmic-buck4-dvs-voltage: A set of 8 voltage values in micro-volt (uV)
>> + units for buck4 when changing voltage using gpio dvs. Refer to [1] below
>> + for additional information.
>> +
>> +- s5m8767,pmic-buck-ds-gpios: GPIO specifiers for three host gpio's used
>> + for selecting GPIO DVS lines. It is one-to-one mapped to dvs gpio lines.
>> +
>> +[1] If none of the 's5m8767,pmic-buck[2/3/4]-uses-gpio-dvs' optional
>> + property is specified, the 's5m8767,pmic-buck[2/3/4]-dvs-voltage'
>> + property should specify atleast one voltage level (which would be a
>> + safe operating voltage).
>> +
>> + If either of the 's5m8767,pmic-buck[2/3/4]-uses-gpio-dvs' optional
>> + property is specified, then all the eight voltage values for the
>> + 's5m8767,pmic-buck[2/3/4]-dvs-voltage' should be specified.
>> +
>> +Optional properties:
>> +- interrupt-parent: Specifies the phandle of the interrupt controller to which
>> + the interrupts from s5m8767 are delivered to.
>> +- interrupts: Interrupt specifiers for two interrupt sources.
>> + - First interrupt specifier is for 'irq1' interrupt.
>> + - Second interrupt specifier is for 'alert' interrupt.
>> +- s5m8767,pmic-buck2-uses-gpio-dvs: 'buck2' can be controlled by gpio dvs.
>> +- s5m8767,pmic-buck3-uses-gpio-dvs: 'buck3' can be controlled by gpio dvs.
>> +- s5m8767,pmic-buck4-uses-gpio-dvs: 'buck4' can be controlled by gpio dvs.
>> +
>> +Additional properties required if either of the optional properties are used:
>> +
>> +- s5m8767,pmic-buck234-default-dvs-idx: Default voltage setting selected from
>> + the possible 8 options selectable by the dvs gpios. The value of this
>> + property should be between 0 and 7. If not specified or if out of range, the
>> + default value of this property is set to 0.
>> +
>> +- s5m8767,pmic-buck-dvs-gpios: GPIO specifiers for three host gpio's used
>> + for dvs. The format of the gpio specifier depends in the gpio controller.
>> +
>> +Regulators: The regulators of s5m8767 that have to be instantiated should be
>> +included in a sub-node named 'regulators'. Regulator nodes included in this
>> +sub-node should be of the format as listed below.
>> +
>> + regulator_name {
>> + ldo1_reg: LDO1 {
>> + regulator-name = "VDD_ALIVE_1.0V";
>> + regulator-min-microvolt = <1100000>;
>> + regulator-max-microvolt = <1100000>;
>> + regulator-always-on;
>> + regulator-boot-on;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> + };
>> +The above regulator entries are defined in regulator bindings documentation
>> +except op_mode description.
>> + - op_mode: describes the different operating modes of the LDO's with
>> + power mode change in SOC. The different possible values are,
>> + 0 - always off mode
>> + 1 - on in normal mode
>> + 2 - low power mode
>> + 3 - suspend mode
>> +
>> +The following are the names of the regulators that the s5m8767 pmic block
>> +supports. Note: The 'n' in LDOn and BUCKn represents the LDO or BUCK number
>> +as per the datasheet of s5m8767.
>> +
>> + - LDOn
>> + - valid values for n are 1 to 28
>> + - Example: LDO0, LD01, LDO28
>> + - BUCKn
>> + - valid values for n are 1 to 9.
>> + - Example: BUCK1, BUCK2, BUCK9
>> +
>> +The bindings inside the regulator nodes use the standard regulator bindings
>> +which are documented elsewhere.
>> +
>> +Example:
>> +
>> + s5m8767_pmic@66 {
>> + compatible = "samsung,s5m8767-pmic";
>> + reg = <0x66>;
>> +
>> + s5m8767,pmic-buck2-uses-gpio-dvs;
>> + s5m8767,pmic-buck3-uses-gpio-dvs;
>> + s5m8767,pmic-buck4-uses-gpio-dvs;
>> +
>> + s5m8767,pmic-buck-default-dvs-idx = <0>;
>> +
>> + s5m8767,pmic-buck-dvs-gpios = <&gpx0 0 1 0 0>, /* DVS1 */
>> + <&gpx0 1 1 0 0>, /* DVS2 */
>> + <&gpx0 2 1 0 0>; /* DVS3 */
>> +
>> + s5m8767,pmic-buck-ds-gpios = <&gpx2 3 1 0 0>, /* SET1 */
>> + <&gpx2 4 1 0 0>, /* SET2 */
>> + <&gpx2 5 1 0 0>; /* SET3 */
>> +
>> + s5m8767,pmic-buck2-dvs-voltage = <1350000>, <1300000>,
>> + <1250000>, <1200000>,
>> + <1150000>, <1100000>,
>> + <1000000>, <950000>;
>> +
>> + s5m8767,pmic-buck3-dvs-voltage = <1100000>, <1100000>,
>> + <1100000>, <1100000>,
>> + <1000000>, <1000000>,
>> + <1000000>, <1000000>;
>> +
>> + s5m8767,pmic-buck4-dvs-voltage = <1200000>, <1200000>,
>> + <1200000>, <1200000>,
>> + <1200000>, <1200000>,
>> + <1200000>, <1200000>;
>> +
>> + regulators {
>> + ldo1_reg: LDO1 {
>> + regulator-name = "VDD_ABB_3.3V";
>> + regulator-min-microvolt = <3300000>;
>> + regulator-max-microvolt = <3300000>;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + ldo2_reg: LDO2 {
>> + regulator-name = "VDD_ALIVE_1.1V";
>> + regulator-min-microvolt = <1100000>;
>> + regulator-max-microvolt = <1100000>;
>> + regulator-always-on;
>> + };
>> +
>> + buck1_reg: BUCK1 {
>> + regulator-name = "VDD_MIF_1.2V";
>> + regulator-min-microvolt = <950000>;
>> + regulator-max-microvolt = <1350000>;
>> + regulator-always-on;
>> + regulator-boot-on;
>> + };
>> + };
>> + };
>> diff --git a/drivers/mfd/sec-core.c b/drivers/mfd/sec-core.c
>> index 49d361a..453c326 100644
>> --- a/drivers/mfd/sec-core.c
>> +++ b/drivers/mfd/sec-core.c
>> @@ -17,6 +17,7 @@
>> #include <linux/err.h>
>> #include <linux/slab.h>
>> #include <linux/i2c.h>
>> +#include <linux/of_irq.h>
>> #include <linux/interrupt.h>
>> #include <linux/pm_runtime.h>
>> #include <linux/mutex.h>
>> @@ -60,6 +61,15 @@ static struct mfd_cell s2mps11_devs[] = {
>> },
>> };
>>
>> +#ifdef CONFIG_OF
>> +static struct of_device_id sec_dt_match[] = {
>> + { .compatible = "samsung,s5m8767-pmic",
>> + .data = (void *)S5M8767X,
>> + },
>> + {},
>> +};
>> +#endif
>> +
>> int sec_reg_read(struct sec_pmic_dev *sec_pmic, u8 reg, void *dest)
>> {
>> return regmap_read(sec_pmic->regmap, reg, dest);
>> @@ -95,6 +105,57 @@ static struct regmap_config sec_regmap_config = {
>> .val_bits = 8,
>> };
>>
>> +
>> +#ifdef CONFIG_OF
>> +/*
>> + * Only the common platform data elements for s5m8767 are parsed here from the
>> + * device tree. Other sub-modules of s5m8767 such as pmic, rtc , charger and
>> + * others have to parse their own platform data elements from device tree.
>> + *
>> + * The s5m8767 platform data structure is instantiated here and the drivers for
>> + * the sub-modules need not instantiate another instance while parsing their
>> + * platform data.
>> + */
>> +static struct sec_platform_data *sec_pmic_i2c_parse_dt_pdata(
>> + struct device *dev)
>> +{
>> + struct sec_platform_data *pd;
>> +
>> + pd = devm_kzalloc(dev, sizeof(*pd), GFP_KERNEL);
>> + if (!pd) {
>> + dev_err(dev, "could not allocate memory for pdata\n");
>> + return ERR_PTR(-ENOMEM);
>> + }
>> +
>> + /*
>> + * ToDo: the 'wakeup' member in the platform data is more of a linux
>> + * specfic information. Hence, there is no binding for that yet and
>> + * not parsed here.
>> + */
>> +
>> + return pd;
>> +}
>> +#else
>> +static struct sec_platform_data *sec_i2c_parse_dt_pdata(
>> + struct device *dev)
>> +{
>> + return 0;
>> +}
>> +#endif
>> +
>> +static inline int sec_i2c_get_driver_data(struct i2c_client *i2c,
>> + const struct i2c_device_id *id)
>> +{
>> +#ifdef CONFIG_OF
>> + if (i2c->dev.of_node) {
>> + const struct of_device_id *match;
>> + match = of_match_node(sec_dt_match, i2c->dev.of_node);
>> + return (int)match->data;
>> + }
>> +#endif
>> + return (int)id->driver_data;
>> +}
>> +
>> static int sec_pmic_probe(struct i2c_client *i2c,
>> const struct i2c_device_id *id)
>> {
>> @@ -111,13 +172,22 @@ static int sec_pmic_probe(struct i2c_client *i2c,
>> sec_pmic->dev = &i2c->dev;
>> sec_pmic->i2c = i2c;
>> sec_pmic->irq = i2c->irq;
>> - sec_pmic->type = id->driver_data;
>> -
>> + sec_pmic->type = sec_i2c_get_driver_data(i2c, id);
>> +
>> + if (sec_pmic->dev->of_node) {
>> + pdata = sec_pmic_i2c_parse_dt_pdata(sec_pmic->dev);
>> + if (IS_ERR(pdata)) {
>> + ret = PTR_ERR(pdata);
>> + return ret;
>> + }
>> + pdata->device_type = sec_pmic->type;
>> + }
>> if (pdata) {
>> sec_pmic->device_type = pdata->device_type;
>> sec_pmic->ono = pdata->ono;
>> sec_pmic->irq_base = pdata->irq_base;
>> sec_pmic->wakeup = pdata->wakeup;
>> + sec_pmic->pdata = pdata;
>> }
>>
>> sec_pmic->regmap = devm_regmap_init_i2c(i2c, &sec_regmap_config);
>> @@ -192,6 +262,7 @@ static struct i2c_driver sec_pmic_driver = {
>> .driver = {
>> .name = "sec_pmic",
>> .owner = THIS_MODULE,
>> + .of_match_table = of_match_ptr(sec_dt_match),
>> },
>> .probe = sec_pmic_probe,
>> .remove = sec_pmic_remove,
>> diff --git a/drivers/regulator/s5m8767.c b/drivers/regulator/s5m8767.c
>> index aa0ccef..3dfe820 100644
>> --- a/drivers/regulator/s5m8767.c
>> +++ b/drivers/regulator/s5m8767.c
>> @@ -14,6 +14,7 @@
>> #include <linux/bug.h>
>> #include <linux/err.h>
>> #include <linux/gpio.h>
>> +#include <linux/of_gpio.h>
>> #include <linux/slab.h>
>> #include <linux/module.h>
>> #include <linux/platform_device.h>
>> @@ -21,6 +22,11 @@
>> #include <linux/regulator/machine.h>
>> #include <linux/mfd/samsung/core.h>
>> #include <linux/mfd/samsung/s5m8767.h>
>> +#include <linux/regulator/of_regulator.h>
>> +#include <linux/io.h>
>> +#include <mach/map.h>
>
> "mach/map.h" will cause build break for ARCH_MULTIPLATFORM.
Thanks for pointing this. It wrongly got included here.
Thanks,
Amit
>
> regards,
> Rahul Sharma.
>
>> +
>> +#define S5M8767_OPMODE_NORMAL_MODE 0x1
>>
>> struct s5m8767_info {
>> struct device *dev;
>> @@ -474,15 +480,194 @@ static struct regulator_desc regulators[] = {
>> s5m8767_regulator_desc(BUCK9),
>> };
>>
>> +#ifdef CONFIG_OF
>> +static int s5m8767_pmic_dt_parse_dvs_gpio(struct sec_pmic_dev *iodev,
>> + struct sec_platform_data *pdata,
>> + struct device_node *pmic_np)
>> +{
>> + int i, gpio;
>> +
>> + for (i = 0; i < 3; i++) {
>> + gpio = of_get_named_gpio(pmic_np,
>> + "s5m8767,pmic-buck-dvs-gpios", i);
>> + if (!gpio_is_valid(gpio)) {
>> + dev_err(iodev->dev, "invalid gpio[%d]: %d\n", i, gpio);
>> + return -EINVAL;
>> + }
>> + pdata->buck_gpios[i] = gpio;
>> + }
>> + return 0;
>> +}
>> +
>> +static int s5m8767_pmic_dt_parse_ds_gpio(struct sec_pmic_dev *iodev,
>> + struct sec_platform_data *pdata,
>> + struct device_node *pmic_np)
>> +{
>> + int i, gpio;
>> +
>> + for (i = 0; i < 3; i++) {
>> + gpio = of_get_named_gpio(pmic_np,
>> + "s5m8767,pmic-buck-ds-gpios", i);
>> + if (!gpio_is_valid(gpio)) {
>> + dev_err(iodev->dev, "invalid gpio[%d]: %d\n", i, gpio);
>> + return -EINVAL;
>> + }
>> + pdata->buck_ds[i] = gpio;
>> + }
>> + return 0;
>> +}
>> +
>> +static int s5m8767_pmic_dt_parse_pdata(struct sec_pmic_dev *iodev,
>> + struct sec_platform_data *pdata)
>> +{
>> + struct device_node *pmic_np, *regulators_np, *reg_np;
>> + struct sec_regulator_data *rdata;
>> + struct sec_opmode_data *rmode;
>> + unsigned int i, dvs_voltage_nr = 1, ret;
>> +
>> + pmic_np = iodev->dev->of_node;
>> + if (!pmic_np) {
>> + dev_err(iodev->dev, "could not find pmic sub-node\n");
>> + return -ENODEV;
>> + }
>> +
>> + regulators_np = of_find_node_by_name(pmic_np, "regulators");
>> + if (!regulators_np) {
>> + dev_err(iodev->dev, "could not find regulators sub-node\n");
>> + return -EINVAL;
>> + }
>> +
>> + /* count the number of regulators to be supported in pmic */
>> + pdata->num_regulators = 0;
>> + for_each_child_of_node(regulators_np, reg_np)
>> + pdata->num_regulators++;
>> +
>> + rdata = devm_kzalloc(iodev->dev, sizeof(*rdata) *
>> + pdata->num_regulators, GFP_KERNEL);
>> + if (!rdata) {
>> + dev_err(iodev->dev,
>> + "could not allocate memory for regulator data\n");
>> + return -ENOMEM;
>> + }
>> +
>> + rmode = devm_kzalloc(iodev->dev, sizeof(*rmode) *
>> + pdata->num_regulators, GFP_KERNEL);
>> + if (!rdata) {
>> + dev_err(iodev->dev,
>> + "could not allocate memory for regulator mode\n");
>> + return -ENOMEM;
>> + }
>> +
>> + pdata->regulators = rdata;
>> + pdata->opmode = rmode;
>> + for_each_child_of_node(regulators_np, reg_np) {
>> + for (i = 0; i < ARRAY_SIZE(regulators); i++)
>> + if (!of_node_cmp(reg_np->name, regulators[i].name))
>> + break;
>> +
>> + if (i == ARRAY_SIZE(regulators)) {
>> + dev_warn(iodev->dev,
>> + "don't know how to configure regulator %s\n",
>> + reg_np->name);
>> + continue;
>> + }
>> +
>> + rdata->id = i;
>> + rdata->initdata = of_get_regulator_init_data(
>> + iodev->dev, reg_np);
>> + rdata->reg_node = reg_np;
>> + rdata++;
>> + rmode->id = i;
>> + if (of_property_read_u32(reg_np, "op_mode",
>> + &rmode->mode)) {
>> + dev_warn(iodev->dev,
>> + "no op_mode property property at %s\n",
>> + reg_np->full_name);
>> +
>> + rmode->mode = S5M8767_OPMODE_NORMAL_MODE;
>> + }
>> + rmode++;
>> + }
>> +
>> + if (of_get_property(pmic_np, "s5m8767,pmic-buck2-uses-gpio-dvs", NULL))
>> + pdata->buck2_gpiodvs = true;
>> +
>> + if (of_get_property(pmic_np, "s5m8767,pmic-buck3-uses-gpio-dvs", NULL))
>> + pdata->buck3_gpiodvs = true;
>> +
>> + if (of_get_property(pmic_np, "s5m8767,pmic-buck4-uses-gpio-dvs", NULL))
>> + pdata->buck4_gpiodvs = true;
>> +
>> + if (pdata->buck2_gpiodvs || pdata->buck3_gpiodvs ||
>> + pdata->buck4_gpiodvs) {
>> + ret = s5m8767_pmic_dt_parse_dvs_gpio(iodev, pdata, pmic_np);
>> + if (ret)
>> + return -EINVAL;
>> +
>> + if (of_property_read_u32(pmic_np,
>> + "s5m8767,pmic-buck-default-dvs-idx",
>> + &pdata->buck_default_idx)) {
>> + pdata->buck_default_idx = 0;
>> + } else {
>> + if (pdata->buck_default_idx >= 8) {
>> + pdata->buck_default_idx = 0;
>> + dev_info(iodev->dev,
>> + "invalid value for default dvs index, use 0\n");
>> + }
>> + }
>> + dvs_voltage_nr = 8;
>> + }
>> +
>> + ret = s5m8767_pmic_dt_parse_ds_gpio(iodev, pdata, pmic_np);
>> + if (ret)
>> + return -EINVAL;
>> +
>> + if (of_property_read_u32_array(pmic_np,
>> + "s5m8767,pmic-buck2-dvs-voltage",
>> + pdata->buck2_voltage, dvs_voltage_nr)) {
>> + dev_err(iodev->dev, "buck2 voltages not specified\n");
>> + return -EINVAL;
>> + }
>> +
>> + if (of_property_read_u32_array(pmic_np,
>> + "s5m8767,pmic-buck3-dvs-voltage",
>> + pdata->buck3_voltage, dvs_voltage_nr)) {
>> + dev_err(iodev->dev, "buck3 voltages not specified\n");
>> + return -EINVAL;
>> + }
>> +
>> + if (of_property_read_u32_array(pmic_np,
>> + "s5m8767,pmic-buck4-dvs-voltage",
>> + pdata->buck4_voltage, dvs_voltage_nr)) {
>> + dev_err(iodev->dev, "buck4 voltages not specified\n");
>> + return -EINVAL;
>> + }
>> +
>> + return 0;
>> +}
>> +#else
>> +static int s5m8767_pmic_dt_parse_pdata(struct sec_pmic_dev *iodev,
>> + struct sec_platform_data *pdata)
>> +{
>> + return 0;
>> +}
>> +#endif /* CONFIG_OF */
>> +
>> static int s5m8767_pmic_probe(struct platform_device *pdev)
>> {
>> struct sec_pmic_dev *iodev = dev_get_drvdata(pdev->dev.parent);
>> - struct sec_platform_data *pdata = dev_get_platdata(iodev->dev);
>> + struct sec_platform_data *pdata = iodev->pdata;
>> struct regulator_config config = { };
>> struct regulator_dev **rdev;
>> struct s5m8767_info *s5m8767;
>> int i, ret, size, buck_init;
>>
>> + if (iodev->dev->of_node) {
>> + ret = s5m8767_pmic_dt_parse_pdata(iodev, pdata);
>> + if (ret)
>> + return ret;
>> + }
>> +
>> if (!pdata) {
>> dev_err(pdev->dev.parent, "Platform data not supplied\n");
>> return -ENODEV;
>> @@ -726,6 +911,7 @@ static int s5m8767_pmic_probe(struct platform_device *pdev)
>> config.init_data = pdata->regulators[i].initdata;
>> config.driver_data = s5m8767;
>> config.regmap = iodev->regmap;
>> + config.of_node = pdata->regulators[i].reg_node;
>>
>> rdev[i] = regulator_register(®ulators[id], &config);
>> if (IS_ERR(rdev[i])) {
>> diff --git a/include/linux/mfd/samsung/core.h b/include/linux/mfd/samsung/core.h
>> index b50c38f..f0f4de3 100644
>> --- a/include/linux/mfd/samsung/core.h
>> +++ b/include/linux/mfd/samsung/core.h
>> @@ -26,6 +26,7 @@ enum sec_device_type {
>> /**
>> * struct sec_pmic_dev - s5m87xx master device for sub-drivers
>> * @dev: master device of the chip (can be used to access platform data)
>> + * @pdata: pointer to private data used to pass platform data to child
>> * @i2c: i2c client private data for regulator
>> * @rtc: i2c client private data for rtc
>> * @iolock: mutex for serializing io access
>> @@ -39,6 +40,7 @@ enum sec_device_type {
>> */
>> struct sec_pmic_dev {
>> struct device *dev;
>> + struct sec_platform_data *pdata;
>> struct regmap *regmap;
>> struct i2c_client *i2c;
>> struct i2c_client *rtc;
>> @@ -82,11 +84,11 @@ struct sec_platform_data {
>>
>> int buck_gpios[3];
>> int buck_ds[3];
>> - int buck2_voltage[8];
>> + unsigned int buck2_voltage[8];
>> bool buck2_gpiodvs;
>> - int buck3_voltage[8];
>> + unsigned int buck3_voltage[8];
>> bool buck3_gpiodvs;
>> - int buck4_voltage[8];
>> + unsigned int buck4_voltage[8];
>> bool buck4_gpiodvs;
>>
>> int buck_set1;
>> @@ -127,6 +129,7 @@ struct sec_platform_data {
>> struct sec_regulator_data {
>> int id;
>> struct regulator_init_data *initdata;
>> + struct device_node *reg_node;
>> };
>>
>> /*
>> @@ -136,7 +139,7 @@ struct sec_regulator_data {
>> */
>> struct sec_opmode_data {
>> int id;
>> - int mode;
>> + unsigned int mode;
>> };
>>
>> /*
>> --
>> 1.7.5.4
>>
>> --
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