On Monday 22 May 2017 09:53 AM, Keerthy wrote:
>
>
> On Friday 19 May 2017 09:12 PM, Andrew F. Davis wrote:
>> On 05/19/2017 07:42 AM, Keerthy wrote:
>>> The LP87565 chip is a power management IC for Portable Navigation Systems
>>> and Tablet Computing devices. It contains the following components:
>>>
>>> - Configurable Bucks(Single and multi-phase).
>>> - Configurable General Purpose Output Signals (GPO).
>>>
>>> The LP87565-Q1 variant device uses two 2-phase outputs configuration,
>>> Buck0 is master for Buck0/1 output and Buck2 is master for Buck2/3
>>> output.
>>>
>>> Signed-off-by: Keerthy <j-keerthy@xxxxxx>
>>> ---
>>> Documentation/devicetree/bindings/mfd/lp87565.txt | 44 ++++
>>> drivers/mfd/Kconfig | 14 ++
>>> drivers/mfd/Makefile | 1 +
>>> drivers/mfd/lp87565.c | 103 ++++++++
>>> include/linux/mfd/lp87565.h | 275 ++++++++++++++++++++++
>>> 5 files changed, 437 insertions(+)
>>> create mode 100644 Documentation/devicetree/bindings/mfd/lp87565.txt
>>> create mode 100644 drivers/mfd/lp87565.c
>>> create mode 100644 include/linux/mfd/lp87565.h
>>>
>>> diff --git a/Documentation/devicetree/bindings/mfd/lp87565.txt b/Documentation/devicetree/bindings/mfd/lp87565.txt
>>> new file mode 100644
>>> index 0000000..38a00a1
>>> --- /dev/null
>>> +++ b/Documentation/devicetree/bindings/mfd/lp87565.txt
>>> @@ -0,0 +1,44 @@
>>> +TI LP873565 PMIC MFD driver
>>> +
>>> +Required properties:
>>> + - compatible: "ti,lp87565", "ti,lp87565-q1"
>>
>> The of_device_id table in the driver only seems to match for
>> "ti,lp87565-q1", not "ti,lp87565".
>
> I will add both. ti,lp87565 is the generic one and the ti,lp87565-q1 is
> a specific one with dual phase regulators.
>
>>
>>> + - reg: I2C slave address.
>>> + - gpio-controller: Marks the device node as a GPIO Controller.
>>> + - #gpio-cells: Should be two. The first cell is the pin number and
>>> + the second cell is used to specify flags.
>>> + See ../gpio/gpio.txt for more information.
>>> + - xxx-in-supply: Phandle to parent supply node of each regulator
>>> + populated under regulators node. xxx should match
>>> + the supply_name populated in driver.
>>> + - regulators: List of child nodes that specify the regulator
>>> + initialization data.
>>> +Example:
>>> +
>>> +lp87565: lp87565@60 {
>>
>> pmic: lp87565@60 {
>>
>> Is more standard.
>
> Sure. I will change that.
>
> Thanks for reviewing.
Andrew,
In case there are 2 PMICs on a board this would be confusing.
Instead i would prefer to use:
lp87565_pmic: lp87565@60 {
There are already existing entries of that form.
Thanks,
Keerthy
>
>>
>>> + compatible = "ti,lp87565-q1";
>>> + reg = <0x60>;
>>> + gpio-controller;
>>> + #gpio-cells = <2>;
>>> +
>>> + buck10-in-supply =<&vsys_3v3>;
>>> + buck23-in-supply =<&vsys_3v3>;
>>> + regulators: regulators {
>>> + buck10_reg: buck10 {
>>> + /*VDD_MPU*/
>>> + regulator-name = "buck10";
>>> + regulator-min-microvolt = <850000>;
>>> + regulator-max-microvolt = <1250000>;
>>> + regulator-always-on;
>>> + regulator-boot-on;
>>> + };
>>> +
>>> + buck23_reg: buck23 {
>>> + /* VDD_GPU*/
>>> + regulator-name = "buck23";
>>> + regulator-min-microvolt = <850000>;
>>> + regulator-max-microvolt = <1250000>;
>>> + regulator-boot-on;
>>> + regulator-always-on;
>>> + };
>>> + };
>>> +};
>>> diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
>>> index 3eb5c93..5e884f3 100644
>>> --- a/drivers/mfd/Kconfig
>>> +++ b/drivers/mfd/Kconfig
>>> @@ -1325,6 +1325,20 @@ config MFD_TI_LP873X
>>> This driver can also be built as a module. If so, the module
>>> will be called lp873x.
>>>
>>> +config MFD_TI_LP87565
>>> + tristate "TI LP87565 Power Management IC"
>>> + depends on I2C
>>> + select MFD_CORE
>>> + select REGMAP_I2C
>>> + help
>>> + If you say yes here then you get support for the LP87565 series of
>>> + Power Management Integrated Circuits (PMIC).
>>> + These include voltage regulators, thermal protection, configurable
>>> + General Purpose Outputs (GPO) that are used in portable devices.
>>> +
>>> + This driver can also be built as a module. If so, the module
>>> + will be called lp87565.
>>> +
>>> config MFD_TPS65218
>>> tristate "TI TPS65218 Power Management chips"
>>> depends on I2C
>>> diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile
>>> index c16bf1e..7edbe1b 100644
>>> --- a/drivers/mfd/Makefile
>>> +++ b/drivers/mfd/Makefile
>>> @@ -25,6 +25,7 @@ obj-$(CONFIG_HTC_PASIC3) += htc-pasic3.o
>>> obj-$(CONFIG_HTC_I2CPLD) += htc-i2cpld.o
>>>
>>> obj-$(CONFIG_MFD_TI_LP873X) += lp873x.o
>>> +obj-$(CONFIG_MFD_TI_LP87565) += lp87565.o
>>>
>>> obj-$(CONFIG_MFD_DAVINCI_VOICECODEC) += davinci_voicecodec.o
>>> obj-$(CONFIG_MFD_DM355EVM_MSP) += dm355evm_msp.o
>>> diff --git a/drivers/mfd/lp87565.c b/drivers/mfd/lp87565.c
>>> new file mode 100644
>>> index 0000000..dff882f
>>> --- /dev/null
>>> +++ b/drivers/mfd/lp87565.c
>>> @@ -0,0 +1,103 @@
>>> +/*
>>> + * Copyright (C) 2017 Texas Instruments Incorporated - http://www.ti.com/
>>> + *
>>> + * Author: Keerthy <j-keerthy@xxxxxx>
>>> + *
>>> + * This program is free software; you can redistribute it and/or
>>> + * modify it under the terms of the GNU General Public License as
>>> + * published by the Free Software Foundation version 2.
>>> + *
>>> + * This program is distributed "as is" WITHOUT ANY WARRANTY of any
>>> + * kind, whether express or implied; without even the implied warranty
>>> + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
>>> + * GNU General Public License for more details.
>>> + */
>>> +
>>> +#include <linux/interrupt.h>
>>> +#include <linux/mfd/core.h>
>>> +#include <linux/module.h>
>>> +#include <linux/of_device.h>
>>> +#include <linux/regmap.h>
>>> +
>>> +#include <linux/mfd/lp87565.h>
>>> +
>>> +static const struct regmap_config lp87565_regmap_config = {
>>> + .reg_bits = 8,
>>> + .val_bits = 8,
>>> + .max_register = LP87565_REG_MAX,
>>> +};
>>> +
>>> +static const struct mfd_cell lp87565_cells[] = {
>>> + { .name = "lp87565-q1-regulator", },
>>> + { .name = "lp87565-q1-gpio", },
>>> +};
>>> +
>>> +static const struct of_device_id of_lp87565_match_table[] = {
>>> + {
>>> + .compatible = "ti,lp87565-q1",
>>> + .data = (void *)LP87565_DEVICE_TYPE_LP87565_Q1,
>>> + },
>>> + {}
>>> +};
>>> +MODULE_DEVICE_TABLE(of, of_lp87565_match_table);
>>> +
>>> +static int lp87565_probe(struct i2c_client *client,
>>> + const struct i2c_device_id *ids)
>>> +{
>>> + struct lp87565 *lp87565;
>>> + const struct of_device_id *of_id;
>>> + int ret;
>>> + unsigned int otpid;
>>> +
>>> + lp87565 = devm_kzalloc(&client->dev, sizeof(*lp87565), GFP_KERNEL);
>>> + if (!lp87565)
>>> + return -ENOMEM;
>>> +
>>> + lp87565->dev = &client->dev;
>>> +
>>> + lp87565->regmap = devm_regmap_init_i2c(client, &lp87565_regmap_config);
>>> + if (IS_ERR(lp87565->regmap)) {
>>> + ret = PTR_ERR(lp87565->regmap);
>>> + dev_err(lp87565->dev,
>>> + "Failed to initialize register map: %d\n", ret);
>>> + return ret;
>>> + }
>>> +
>>> + ret = regmap_read(lp87565->regmap, LP87565_REG_OTP_REV, &otpid);
>>> + if (ret) {
>>> + dev_err(lp87565->dev, "Failed to read OTP ID\n");
>>> + return ret;
>>> + }
>>> +
>>> + lp87565->rev = otpid & LP87565_OTP_REV_OTP_ID;
>>> + of_id = of_match_device(of_lp87565_match_table, &client->dev);
>>> + if (of_id)
>>> + lp87565->dev_type = (enum lp87565_device_type)of_id->data;
>>> +
>>> + i2c_set_clientdata(client, lp87565);
>>> +
>>> + ret = mfd_add_devices(lp87565->dev, PLATFORM_DEVID_AUTO, lp87565_cells,
>>> + ARRAY_SIZE(lp87565_cells), NULL, 0, NULL);
>>> +
>>> + return ret;
>>> +}
>>> +
>>> +static const struct i2c_device_id lp87565_id_table[] = {
>>> + { "lp87565-q1", 0 },
>>> + { },
>>> +};
>>> +MODULE_DEVICE_TABLE(i2c, lp87565_id_table);
>>> +
>>> +static struct i2c_driver lp87565_driver = {
>>> + .driver = {
>>> + .name = "lp87565",
>>> + .of_match_table = of_lp87565_match_table,
>>> + },
>>> + .probe = lp87565_probe,
>>> + .id_table = lp87565_id_table,
>>> +};
>>> +module_i2c_driver(lp87565_driver);
>>> +
>>> +MODULE_AUTHOR("J Keerthy <j-keerthy@xxxxxx>");
>>> +MODULE_DESCRIPTION("lp87565 chip family Multi-Function Device driver");
>>> +MODULE_LICENSE("GPL v2");
>>> diff --git a/include/linux/mfd/lp87565.h b/include/linux/mfd/lp87565.h
>>> new file mode 100644
>>> index 0000000..6112365
>>> --- /dev/null
>>> +++ b/include/linux/mfd/lp87565.h
>>> @@ -0,0 +1,275 @@
>>> +/*
>>> + * Functions to access LP87565 power management chip.
>>> + *
>>> + * Copyright (C) 2016 Texas Instruments Incorporated - http://www.ti.com/
>>> + *
>>> + * This program is free software; you can redistribute it and/or
>>> + * modify it under the terms of the GNU General Public License as
>>> + * published by the Free Software Foundation version 2.
>>> + *
>>> + * This program is distributed "as is" WITHOUT ANY WARRANTY of any
>>> + * kind, whether express or implied; without even the implied warranty
>>> + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
>>> + * GNU General Public License for more details.
>>> + */
>>> +
>>> +#ifndef __LINUX_MFD_LP87565_H
>>> +#define __LINUX_MFD_LP87565_H
>>> +
>>> +#include <linux/i2c.h>
>>> +#include <linux/regulator/driver.h>
>>> +#include <linux/regulator/machine.h>
>>> +
>>> +enum lp87565_device_type {
>>> + LP87565_DEVICE_TYPE_UNKNOWN = 0,
>>> + LP87565_DEVICE_TYPE_LP87565_Q1,
>>> +};
>>> +
>>> +/* All register addresses */
>>> +#define LP87565_REG_DEV_REV 0X00
>>> +#define LP87565_REG_OTP_REV 0X01
>>> +#define LP87565_REG_BUCK0_CTRL_1 0X02
>>> +#define LP87565_REG_BUCK0_CTRL_2 0X03
>>> +
>>> +#define LP87565_REG_BUCK1_CTRL_1 0X04
>>> +#define LP87565_REG_BUCK1_CTRL_2 0X05
>>> +
>>> +#define LP87565_REG_BUCK2_CTRL_1 0X06
>>> +#define LP87565_REG_BUCK2_CTRL_2 0X07
>>> +
>>> +#define LP87565_REG_BUCK3_CTRL_1 0X08
>>> +#define LP87565_REG_BUCK3_CTRL_2 0X09
>>> +
>>> +#define LP87565_REG_BUCK0_VOUT 0X0A
>>> +#define LP87565_REG_BUCK0_FLOOR_VOUT 0X0B
>>> +
>>> +#define LP87565_REG_BUCK1_VOUT 0X0C
>>> +#define LP87565_REG_BUCK1_FLOOR_VOUT 0X0D
>>> +
>>> +#define LP87565_REG_BUCK2_VOUT 0X0E
>>> +#define LP87565_REG_BUCK2_FLOOR_VOUT 0X0F
>>> +
>>> +#define LP87565_REG_BUCK3_VOUT 0X10
>>> +#define LP87565_REG_BUCK3_FLOOR_VOUT 0X11
>>> +
>>> +#define LP87565_REG_BUCK0_DELAY 0X12
>>> +#define LP87565_REG_BUCK1_DELAY 0X13
>>> +
>>> +#define LP87565_REG_BUCK2_DELAY 0X14
>>> +#define LP87565_REG_BUCK3_DELAY 0X15
>>> +
>>> +#define LP87565_REG_GPO2_DELAY 0X16
>>> +#define LP87565_REG_GPO3_DELAY 0X17
>>> +#define LP87565_REG_RESET 0X18
>>> +#define LP87565_REG_CONFIG 0X19
>>> +
>>> +#define LP87565_REG_INT_TOP_1 0X1A
>>> +#define LP87565_REG_INT_TOP_2 0X1B
>>> +
>>> +#define LP87565_REG_INT_BUCK_0_1 0X1C
>>> +#define LP87565_REG_INT_BUCK_2_3 0X1D
>>> +#define LP87565_REG_TOP_STAT 0X1E
>>> +#define LP87565_REG_BUCK_0_1_STAT 0X1F
>>> +#define LP87565_REG_BUCK_2_3_STAT 0x20
>>> +
>>> +#define LP87565_REG_TOP_MASK_1 0x21
>>> +#define LP87565_REG_TOP_MASK_2 0x22
>>> +
>>> +#define LP87565_REG_BUCK_0_1_MASK 0x23
>>> +#define LP87565_REG_BUCK_2_3_MASK 0x24
>>> +#define LP87565_REG_SEL_I_LOAD 0x25
>>> +
>>> +#define LP87565_REG_I_LOAD_2 0x26
>>> +#define LP87565_REG_I_LOAD_1 0x27
>>> +
>>> +#define LP87565_REG_PGOOD_CTRL1 0x28
>>> +#define LP87565_REG_PGOOD_CTRL2 0x29
>>> +#define LP87565_REG_PGOOD_FLT 0x2A
>>> +#define LP87565_REG_PLL_CTRL 0x2B
>>> +#define LP87565_REG_PIN_FUNCTION 0x2C
>>> +#define LP87565_REG_GPIO_CONFIG 0x2D
>>> +#define LP87565_REG_GPIO_IN 0x2E
>>> +#define LP87565_REG_GPIO_OUT 0x2F
>>> +
>>> +#define LP87565_REG_MAX LP87565_REG_GPIO_OUT
>>> +
>>> +/* Register field definitions */
>>> +#define LP87565_DEV_REV_DEV_ID 0xC0
>>> +#define LP87565_DEV_REV_ALL_LAYER 0x30
>>> +#define LP87565_DEV_REV_METAL_LAYER 0x0F
>>> +
>>> +#define LP87565_OTP_REV_OTP_ID 0xFF
>>> +
>>> +#define LP87565_BUCK_CTRL_1_EN BIT(7)
>>> +#define LP87565_BUCK_CTRL_1_EN_PIN_CTRL BIT(6)
>>> +#define LP87565_BUCK_CTRL_1_PIN_SELECT_EN 0x30
>>> +
>>> +#define LP87565_BUCK_CTRL_1_ROOF_FLOOR_EN BIT(3)
>>> +#define LP87565_BUCK_CTRL_1_RDIS_EN BIT(2)
>>> +#define LP87565_BUCK_CTRL_1_FPWM BIT(1)
>>> +/* Bit0 is reserved for BUCK1 and BUCK3 and valid only for BUCK0 and BUCK2 */
>>> +#define LP87565_BUCK_CTRL_1_FPWM_MP_0_2 BIT(0)
>>> +
>>> +#define LP87565_BUCK_CTRL_2_ILIM 0x38
>>> +#define LP87565_BUCK_CTRL_2_SLEW_RATE 0x07
>>> +
>>> +#define LP87565_BUCK_VSET 0xFF
>>> +#define LP87565_BUCK_FLOOR_VSET 0xFF
>>> +
>>> +#define LP87565_BUCK_SHUTDOWN_DELAY 0xF0
>>> +#define LP87565_BUCK_STARTUP_DELAY 0x0F
>>> +
>>> +#define LP87565_GPIO_SHUTDOWN_DELAY 0xF0
>>> +#define LP87565_GPIO_STARTUP_DELAY 0x0F
>>> +
>>> +#define LP87565_RESET_SW_RESET BIT(0)
>>> +
>>> +#define LP87565_CONFIG_DOUBLE_DELAY BIT(7)
>>> +#define LP87565_CONFIG_CLKIN_PD BIT(6)
>>> +#define LP87565_CONFIG_EN4_PD BIT(5)
>>> +#define LP87565_CONFIG_EN3_PD BIT(4)
>>> +#define LP87565_CONFIG_TDIE_WARN_LEVEL BIT(3)
>>> +#define LP87565_CONFIG_EN2_PD BIT(2)
>>> +#define LP87565_CONFIG_EN1_PD BIT(1)
>>> +
>>> +#define LP87565_INT_GPIO BIT(7)
>>> +#define LP87565_INT_BUCK23 BIT(6)
>>> +#define LP87565_INT_BUCK01 BIT(5)
>>> +#define LP87565_NO_SYNC_CLK BIT(4)
>>> +#define LP87565_TDIE_SD BIT(3)
>>> +#define LP87565_TDIE_WARN BIT(2)
>>> +#define LP87565_INT_OVP BIT(1)
>>> +#define LP87565_I_LOAD_READY BIT(0)
>>> +
>>> +#define LP87565_INT_TOP2_RESET_REG BIT(0)
>>> +
>>> +#define LP87565_BUCK1_PG_INT BIT(6)
>>> +#define LP87565_BUCK1_SC_INT BIT(5)
>>> +#define LP87565_BUCK1_ILIM_INT BIT(4)
>>> +#define LP87565_BUCK0_PG_INT BIT(2)
>>> +#define LP87565_BUCK0_SC_INT BIT(1)
>>> +#define LP87565_BUCK0_ILIM_INT BIT(0)
>>> +
>>> +#define LP87565_BUCK3_PG_INT BIT(6)
>>> +#define LP87565_BUCK3_SC_INT BIT(5)
>>> +#define LP87565_BUCK3_ILIM_INT BIT(4)
>>> +#define LP87565_BUCK2_PG_INT BIT(2)
>>> +#define LP87565_BUCK2_SC_INT BIT(1)
>>> +#define LP87565_BUCK2_ILIM_INT BIT(0)
>>> +
>>> +#define LP87565_SYNC_CLK_STAT BIT(4)
>>> +#define LP87565_TDIE_SD_STAT BIT(3)
>>> +#define LP87565_TDIE_WARN_STAT BIT(2)
>>> +#define LP87565_OVP_STAT BIT(1)
>>> +
>>> +#define LP87565_BUCK1_STAT BIT(7)
>>> +#define LP87565_BUCK1_PG_STAT BIT(6)
>>> +#define LP87565_BUCK1_ILIM_STAT BIT(4)
>>> +#define LP87565_BUCK0_STAT BIT(3)
>>> +#define LP87565_BUCK0_PG_STAT BIT(2)
>>> +#define LP87565_BUCK0_ILIM_STAT BIT(0)
>>> +
>>> +#define LP87565_BUCK3_STAT BIT(7)
>>> +#define LP87565_BUCK3_PG_STAT BIT(6)
>>> +#define LP87565_BUCK3_ILIM_STAT BIT(4)
>>> +#define LP87565_BUCK2_STAT BIT(3)
>>> +#define LP87565_BUCK2_PG_STAT BIT(2)
>>> +#define LP87565_BUCK2_ILIM_STAT BIT(0)
>>> +
>>> +#define LPL87565_GPIO_MASK BIT(7)
>>> +#define LPL87565_SYNC_CLK_MASK BIT(4)
>>> +#define LPL87565_TDIE_WARN_MASK BIT(2)
>>> +#define LPL87565_I_LOAD_READY_MASK BIT(0)
>>> +
>>> +#define LPL87565_RESET_REG_MASK BIT(0)
>>> +
>>> +#define LPL87565_BUCK1_PG_MASK BIT(6)
>>> +#define LPL87565_BUCK1_ILIM_MASK BIT(4)
>>> +#define LPL87565_BUCK0_PG_MASK BIT(2)
>>> +#define LPL87565_BUCK0_ILIM_MASK BIT(0)
>>> +
>>> +#define LPL87565_BUCK3_PG_MASK BIT(6)
>>> +#define LPL87565_BUCK3_ILIM_MASK BIT(4)
>>> +#define LPL87565_BUCK2_PG_MASK BIT(2)
>>> +#define LPL87565_BUCK2_ILIM_MASK BIT(0)
>>> +
>>> +#define LP87565_LOAD_CURRENT_BUCK_SELECT 0x3
>>> +
>>> +#define LP87565_I_LOAD2_BUCK_LOAD_CURRENT 0x3
>>> +#define LP87565_I_LOAD1_BUCK_LOAD_CURRENT 0xFF
>>> +
>>> +#define LP87565_PG3_SEL 0xC0
>>> +#define LP87565_PG2_SEL 0x30
>>> +#define LP87565_PG1_SEL 0x0C
>>> +#define LP87565_PG0_SEL 0x03
>>> +
>>> +#define LP87565_HALF_DAY BIT(7)
>>> +#define LP87565_EN_PG0_NINT BIT(6)
>>> +#define LP87565_PGOOD_SET_DELAY BIT(5)
>>> +#define LP87565_EN_PGFLT_STAT BIT(4)
>>> +#define LP87565_PGOOD_WINDOW BIT(2)
>>> +#define LP87565_PGOOD_OD BIT(1)
>>> +#define LP87565_PGOOD_POL BIT(0)
>>> +
>>> +#define LP87565_PG3_FLT BIT(3)
>>> +#define LP87565_PG2_FLT BIT(2)
>>> +#define LP87565_PG1_FLT BIT(1)
>>> +#define LP87565_PG0_FLT BIT(0)
>>> +
>>> +#define LP87565_PLL_MODE 0xC0
>>> +#define LP87565_EXT_CLK_FREQ 0x1F
>>> +
>>> +#define LP87565_EN_SPREAD_SPEC BIT(7)
>>> +#define LP87565_EN_PIN_CTRL_GPIO3 BIT(6)
>>> +#define LP87565_EN_PIN_SELECT_GPIO3 BIT(5)
>>> +#define LP87565_EN_PIN_CTRL_GPIO2 BIT(4)
>>> +#define LP87565_EN_PIN_SELECT_GPIO2 BIT(3)
>>> +#define LP87565_GPIO3_SEL BIT(2)
>>> +#define LP87565_GPIO2_SEL BIT(1)
>>> +#define LP87565_GPIO1_SEL BIT(0)
>>> +
>>> +#define LP87565_GOIO3_OD BIT(6)
>>> +#define LP87565_GOIO2_OD BIT(5)
>>> +#define LP87565_GOIO1_OD BIT(4)
>>> +#define LP87565_GOIO3_DIR BIT(2)
>>> +#define LP87565_GOIO2_DIR BIT(1)
>>> +#define LP87565_GOIO1_DIR BIT(0)
>>> +
>>> +#define LP87565_GOIO3_IN BIT(2)
>>> +#define LP87565_GOIO2_IN BIT(1)
>>> +#define LP87565_GOIO1_IN BIT(0)
>>> +
>>> +#define LP87565_GOIO3_OUT BIT(2)
>>> +#define LP87565_GOIO2_OUT BIT(1)
>>> +#define LP87565_GOIO1_OUT BIT(0)
>>> +
>>> +/* Number of step-down converters available */
>>> +#define LP87565_NUM_BUCK 6
>>> +
>>> +enum LP87565_regulator_id {
>>> + /* BUCK's */
>>> + LP87565_BUCK_0,
>>> + LP87565_BUCK_1,
>>> + LP87565_BUCK_2,
>>> + LP87565_BUCK_3,
>>> + LP87565_BUCK_10,
>>> + LP87565_BUCK_23,
>>> +};
>>> +
>>> +/**
>>> + * struct LP87565 - state holder for the LP87565 driver
>>> + * @dev: struct device pointer for MFD device
>>> + * @rev: revision of the LP87565
>>> + * @dev_type: The device type for example lp87565-q1
>>> + * @lock: lock guarding the data structure
>>> + * @regmap: register map of the LP87565 PMIC
>>> + *
>>> + * Device data may be used to access the LP87565 chip
>>> + */
>>> +struct lp87565 {
>>> + struct device *dev;
>>> + u8 rev;
>>> + u8 dev_type;
>>> + struct regmap *regmap;
>>> +};
>>> +#endif /* __LINUX_MFD_LP87565_H */
>>>
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