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    SubjectRe: [PATCH 1/3] mfd: lp87565: Add lp87565 PMIC support
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    On Monday 22 May 2017 11:18 PM, Lee Jones wrote:
    > On Fri, 19 May 2017, 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@ti.com>
    >> ---
    >> 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"
    >> + - 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 {
    >> + compatible = "ti,lp87565-q1";
    >> + reg = <0x60>;
    >> + gpio-controller;
    >> + #gpio-cells = <2>;
    >> +
    >> + buck10-in-supply =<&vsys_3v3>;
    >> + buck23-in-supply =<&vsys_3v3>;
    >
    > White space errors.
    >
    > '\n' here.

    I will fix this.

    >
    >> + regulators: regulators {
    >> + buck10_reg: buck10 {
    >> + /*VDD_MPU*/
    >
    > Whitespace errors.

    I will fix this.

    >
    >> + regulator-name = "buck10";
    >> + regulator-min-microvolt = <850000>;
    >> + regulator-max-microvolt = <1250000>;
    >> + regulator-always-on;
    >> + regulator-boot-on;
    >> + };
    >> +
    >> + buck23_reg: buck23 {
    >> + /* VDD_GPU*/
    >
    > Whitespace errors.

    I will fix this.

    >
    >> + 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@ti.com>
    >
    > We usually ask for full "first last" names.

    Keerthy is my full name and i do not have a surname.

    >
    >> + * 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.
    >
    > Can you use the short licence?

    Okay Sure.

    >
    >> + */
    >> +
    >> +#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;
    >
    > '\n' here.

    Okay.

    >
    >> + 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);
    >
    > Is this an OF only driver, or not?
    >
    >> +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@ti.com>");
    >> +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/
    >
    > Please update the Copyright.

    Oops yes. Thanks for catching it. I will fix in v2.

    Thanks for reviewing it.

    >
    >> + * 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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      Last update: 2017-05-23 04:36    [W:3.133 / U:0.564 seconds]
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