Re: [PATCH] drivers: extcon: Add support for ptn5150

From: Vijai Kumar K
Date: Tue Jan 22 2019 - 02:55:56 EST

On Tue, Jan 22, 2019 at 03:20:09PM +0900, Chanwoo Choi wrote:
> Hi Vijai,
>
> This patch looks better. But theare are comments about code clean.
> I added the comments.
>
Thanks. And Thank you for reviewing it Chanwoo. Please find my inline comments.

I will rebase, implement the review comments and will push an updated
patch.
> On 19. 1. 21. ìí 6:09, Vijai Kumar K wrote:
> > PTN5150A is a small thin low power CC Logic chip supporting
> > the USB Type-C connector application with Configurationn Channel(CC)
> > control logic detection and indication functions.
> >
> > Add driver, Kconfig and Makefile entries.
> >
> > Change-Id: I3b2da147a33b913b9ec60cd914b20acd955950c7
>
> Remove it of gerrit system.
>
Sure.

> > Signed-off-by: Vijai Kumar K <vijaikumar.kanagarajan@xxxxxxxxx>
> > ---
> > .../devicetree/bindings/extcon/extcon-ptn5150.txt | 22 ++
> > drivers/extcon/Kconfig | 8 +
> > drivers/extcon/Makefile | 1 +
> > drivers/extcon/extcon-ptn5150.c | 327 +++++++++++++++++++++
> > drivers/extcon/extcon-ptn5150.h | 51 ++++
> > 5 files changed, 409 insertions(+)
> > create mode 100644 Documentation/devicetree/bindings/extcon/extcon-ptn5150.txt
> > create mode 100644 drivers/extcon/extcon-ptn5150.c
> > create mode 100644 drivers/extcon/extcon-ptn5150.h
> >
> > diff --git a/Documentation/devicetree/bindings/extcon/extcon-ptn5150.txt b/Documentation/devicetree/bindings/extcon/extcon-ptn5150.txt
> > new file mode 100644
> > index 0000000..8ea33bb
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/extcon/extcon-ptn5150.txt
> > @@ -0,0 +1,22 @@
> > +
> > +* PTN5150 CC logic device
>
> You better to specify the full name as following:
> : PTN5150 CC (Configuration Channel) Logic device
>
> > +PTN5150A is a small thin low power CC Logic chip supporting the USB Type-C
>
> s/Logic/logic
>
noted.

> > +connector application with Configuration Channel (CC) control logic detection and
> > +indication functions. It is Interfaced to the host controller using an I2C interface.
>
> s/Interfaced/interfaced
>
noted.

> > +
> > +Required properties:
> > +- compatible: Should be "nxp,ptn5150"
> > +- reg: Specifies the I2C slave address of the device
> > +- int-gpio: GPIO to which INTB is connected
>
> What is meaning of 'INTB'?
>
INTB is the interrupt out pin of PTN5150.

> > +- vbus-gpio: GPIO which controls VBUS on/off
> > +
> > +Example:
> > + ptn5150@1d {
> > + compatible = "nxp,ptn5150";
> > + reg = <0x1d>;
> > + int-gpio = <&msmgpio 78 GPIO_ACTIVE_HIGH>;
> > + vbus-gpio = <&msmgpio 148 GPIO_ACTIVE_HIGH>;
> > + pinctrl-names = "default";
> > + pinctrl-0 = <&ptn5150_default>;
>
> You need to add some description why pinctrl properties are needed.
> For example, some hwmon device driver[1] explained the properties
> related to pinctrl. Please add the description as following.
>
> - pinctrl-names : a pinctrl state named "default" must be defined.
> - pinctrl-0 : phandle referencing pin configuration of the PWM ports.
>
> [1] Documentation/devicetree/hwmon/aspeed-pwm-tacho.txt
>
Thanks for the pointer. Will look into it and add appropiate description.

>
> > + status = "okay";
> > + };
>
> Remove the one tab in front of dt node.
noted.

>
> ptn5150@1d {
> compatible = "nxp,ptn5150";
> reg = <0x1d>;
> int-gpio = <&msmgpio 78 GPIO_ACTIVE_HIGH>;
> vbus-gpio = <&msmgpio 148 GPIO_ACTIVE_HIGH>;
> pinctrl-names = "default";
> pinctrl-0 = <&ptn5150_default>;
> status = "okay";
> };
>
>
>
> > diff --git a/drivers/extcon/Kconfig b/drivers/extcon/Kconfig
> > index a7bca42..6adc797 100644
> > --- a/drivers/extcon/Kconfig
> > +++ b/drivers/extcon/Kconfig
> > @@ -113,6 +113,14 @@ config EXTCON_PALMAS
> > Say Y here to enable support for USB peripheral and USB host
> > detection by palmas usb.
> >
> > +config EXTCON_PTN5150
> > + tristate "PTN5150 CC LOGIC USB EXTCON support"
>
> PTN5150 CC (Configuration Channel) LOGIC USB EXTCON support
>
noted.

> > + depends on I2C
> > + select REGMAP_I2C
> > + help
> > + Say Y here to enable support for USB peripheral and USB host
> > + detection by ptn5150 cc logic chip.
>
> cc -> CC (Configuration Channel)
>
noted.

> > +
> > config EXTCON_QCOM_SPMI_MISC
> > tristate "Qualcomm USB extcon support"
> > depends on ARCH_QCOM || COMPILE_TEST
> > diff --git a/drivers/extcon/Makefile b/drivers/extcon/Makefile
> > index 0888fde..261ce4c 100644
> > --- a/drivers/extcon/Makefile
> > +++ b/drivers/extcon/Makefile
> > @@ -17,6 +17,7 @@ obj-$(CONFIG_EXTCON_MAX77693) += extcon-max77693.o
> > obj-$(CONFIG_EXTCON_MAX77843) += extcon-max77843.o
> > obj-$(CONFIG_EXTCON_MAX8997) += extcon-max8997.o
> > obj-$(CONFIG_EXTCON_PALMAS) += extcon-palmas.o
> > +obj-$(CONFIG_EXTCON_PTN5150) += extcon-ptn5150.o
> > obj-$(CONFIG_EXTCON_QCOM_SPMI_MISC) += extcon-qcom-spmi-misc.o
> > obj-$(CONFIG_EXTCON_RT8973A) += extcon-rt8973a.o
> > obj-$(CONFIG_EXTCON_SM5502) += extcon-sm5502.o
> > diff --git a/drivers/extcon/extcon-ptn5150.c b/drivers/extcon/extcon-ptn5150.c
> > new file mode 100644
> > index 0000000..bc00874
> > --- /dev/null
> > +++ b/drivers/extcon/extcon-ptn5150.c
> > @@ -0,0 +1,327 @@
> > +/*
> > + * extcon-ptn5150.c - PTN5150 CC logic extcon driver to support USB detection
> > + *
> > + * Copyright (c) 2018-2019 by Vijai Kumar K
> > + * Author: Vijai Kumar K <vijaikumar.kanagarajan@xxxxxxxxx>
> > + *
> > + * Based on extcon-sm5502.c driver
> > + *
> > + * 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; either version 2 of the License, or (at your
> > + * option) any later version.
> > + */
>
> Please SPDX license format instead of old type as following according to your
> license: You can find the SPDX examples in kernel code easily.
>
> //SPDX-License-Identifier: GPL-2.0+
> //
> // extcon-ptn5150.c - Extcon driver to support USB detection for PTN5150 CC logic
> //
> // Copyright (C) 2018-2019 by Vijai Kumar K
> // Vijai Kumar K <vijaikumar.kanagarajan@xxxxxxxxx>
>
Noted. Will update them.

> > +
> > +#include <linux/err.h>
> > +#include <linux/i2c.h>
> > +#include <linux/interrupt.h>
> > +#include <linux/kernel.h>
> > +#include <linux/module.h>
> > +#include <linux/regmap.h>
> > +#include <linux/slab.h>
> > +#include <linux/extcon.h>
>
> This extcon driver is provider driver. You have to change is as following:
> - extcon.h -> extcon-provider.h
>
> extcon.h header file should be used on extcon consumer driver.
>
noted.

> > +#include <linux/gpio.h>
> > +
> > +#include "extcon-ptn5150.h"
>
> extcon-ptn5150.h header file is only used on drivers/extcon/extcon-ptn5150.c.
> You don't need to create the separate header file. Please move all definitions
> of extcon-ptn5150.h to extcon-pth5150.c and remove extcon-ptn5150.h.
>
Sure, I will move them to extcon-ptn5150.c file.

> > +
> > +struct ptn5150_info {
> > + struct device *dev;
> > + struct extcon_dev *edev;
> > + struct i2c_client *i2c;
> > + struct regmap *regmap;
> > + struct gpio_desc *int_gpiod;
> > + struct gpio_desc *vbus_gpiod;
> > + int irq;
> > + struct work_struct irq_work;
> > + struct mutex mutex;
> > +};
> > +
> > +/* List of detectable cables */
> > +static const unsigned int ptn5150_extcon_cable[] = {
> > + EXTCON_USB,
> > + EXTCON_USB_HOST,
> > + EXTCON_NONE,
> > +};
> > +
> > +static const struct regmap_config ptn5150_regmap_config = {
> > + .reg_bits = 8,
> > + .val_bits = 8,
> > + .max_register = PTN5150_REG_END,
> > +};
> > +
> > +static void ptn5150_irq_work(struct work_struct *work)
> > +{
> > + struct ptn5150_info *info = container_of(work,
> > + struct ptn5150_info, irq_work);
> > + int ret = 0;
> > + unsigned int reg_data;
> > + unsigned int port_status;
> > + unsigned int vbus;
>
> port_status and vbus are not always used. You can define them
> under 'if (cable_attach) {' sentence.
>
It is not always used. Will move it under 'if (cable_attach) {' sentence.

> > + unsigned int cable_attach;
> > + unsigned int int_status;
> > +
> > + if (!info->edev)
> > + return;
> > +
> > + mutex_lock(&info->mutex);
> > +
> > + ret = regmap_read(info->regmap, PTN5150_REG_CC_STATUS, &reg_data);
> > + if (ret) {
> > + dev_err(info->dev,
> > + "failed to read CC STATUS %d\n", ret);
>
> You is able to make it on one line as following: it is not over 80 line.
> dev_err(info->dev, "failed to read CC STATUS %d\n", ret);
>
>
> > + mutex_unlock(&info->mutex);
> > + return;
> > + }
>
> Add one blank line.
>
noted.

> > + /* Clear interrupt. Read would clear the register */
> > + ret = regmap_read(info->regmap, PTN5150_REG_INT_STATUS, &int_status);
> > + if (ret) {> + dev_err(info->dev,
> > + "failed to read INT STATUS %d\n", ret);
>
> ditto.
>
noted.

> > + mutex_unlock(&info->mutex);
> > + return;
> > + }
> > +
> > + if (int_status) {
> > + cable_attach = int_status & PTN5150_REG_INT_CABLE_ATTACH_MASK;
> > + if (cable_attach) {
>
> unsigned int port_status;
> unsigned int vbus;
>
>
> > + port_status = ((reg_data &
> > + PTN5150_REG_CC_PORT_ATTACHMENT_MASK) >>
> > + PTN5150_REG_CC_PORT_ATTACHMENT_SHIFT);
> > +
> > + switch (port_status) {
> > + case PTN5150_DFP_ATTACHED:
> > + extcon_set_state_sync(info->edev,
> > + EXTCON_USB_HOST, false);
>
> You have to use tab for indentation. Please remove all space for indentation.
>
oops. noted.

> > + gpiod_set_value(info->vbus_gpiod, 0);
> > + extcon_set_state_sync(info->edev, EXTCON_USB,
> > + true);
>
> ditto.
>
noted.

> > + break;
> > + case PTN5150_UFP_ATTACHED:
> > + extcon_set_state_sync(info->edev, EXTCON_USB,
> > + false);
>
> ditto.
>
noted.

> > + vbus = ((reg_data &
> > + PTN5150_REG_CC_VBUS_DETECTION_MASK) >>
> > + PTN5150_REG_CC_VBUS_DETECTION_SHIFT);
> > + if (vbus)
> > + gpiod_set_value(info->vbus_gpiod, 0);
> > + else
> > + gpiod_set_value(info->vbus_gpiod, 1);
> > +
> > + extcon_set_state_sync(info->edev,
> > + EXTCON_USB_HOST, true);
>
> ditto.
>
noted.

> > + break;
> > + default:
> > + dev_err(info->dev,
> > + "Unknown Port status : %x\n",
> > + port_status);
> > + break;
> > + }
> > + } else {
> > + extcon_set_state_sync(info->edev,
> > + EXTCON_USB_HOST, false);
>
> ditto.
>
noted.

> > + extcon_set_state_sync(info->edev,
> > + EXTCON_USB, false);
>
> ditto.
>
noted.

> > + gpiod_set_value(info->vbus_gpiod, 0);
> > + }
> > + }
> > +
> > + /* Clear interrupt. Read would clear the register */
> > + ret = regmap_read(info->regmap, PTN5150_REG_INT_REG_STATUS,
> > + &int_status);
> > + if (ret) {
> > + dev_err(info->dev,
> > + "failed to read INT REG STATUS %d\n", ret);
> > + mutex_unlock(&info->mutex);
> > + return;
> > + }
> > +
> > +
>
> Remove redundant blank line.
>
ok.

> > + mutex_unlock(&info->mutex);
> > +}
> > +
> > +
>
> Remove redundant blank line.
>
ok.

> > +static irqreturn_t ptn5150_irq_handler(int irq, void *data)
> > +{
> > + struct ptn5150_info *info = data;
> > +
> > + schedule_work(&info->irq_work);
> > +
> > + return IRQ_HANDLED;
> > +}
> > +
> > +static int ptn5150_init_dev_type(struct ptn5150_info *info)
> > +{
> > + unsigned int reg_data, vendor_id, version_id;
> > + int ret;
> > +
> > + ret = regmap_read(info->regmap, PTN5150_REG_DEVICE_ID, &reg_data);
> > + if (ret) {
> > + dev_err(info->dev, "failed to read DEVICE_ID %d\n", ret);
> > + return -EINVAL;
> > + }
> > +
> > + vendor_id = ((reg_data & PTN5150_REG_DEVICE_ID_VENDOR_MASK) >>
> > + PTN5150_REG_DEVICE_ID_VENDOR_SHIFT);
> > + version_id = ((reg_data & PTN5150_REG_DEVICE_ID_VERSION_MASK) >>
> > + PTN5150_REG_DEVICE_ID_VERSION_SHIFT);
> > +
> > + dev_info(info->dev, "Device type: version: 0x%x, vendor: 0x%x\n",
> > + version_id, vendor_id);
> > +
> > + /* Clear any existing interrupts */
> > + ret = regmap_read(info->regmap, PTN5150_REG_INT_STATUS, &reg_data);
> > + if (ret) {
> > + dev_err(info->dev,
> > + "failed to read PTN5150_REG_INT_STATUS %d\n",
> > + ret);
> > + return -EINVAL;
> > + }
> > +
> > + ret = regmap_read(info->regmap, PTN5150_REG_INT_REG_STATUS, &reg_data);
> > + if (ret) {
> > + dev_err(info->dev,
> > + "failed to read PTN5150_REG_INT_REG_STATUS %d\n", ret);
> > + return -EINVAL;
> > + }
> > +
> > + return 0;
> > +}
> > +
> > +static int ptn5150_i2c_probe(struct i2c_client *i2c,
> > + const struct i2c_device_id *id)
> > +{
> > + struct device *dev = &i2c->dev;
> > + struct device_node *np = i2c->dev.of_node;
> > + struct ptn5150_info *info;
> > + int ret;
> > +
> > + if (!np)
> > + return -EINVAL;
> > +
> > + info = devm_kzalloc(&i2c->dev, sizeof(*info), GFP_KERNEL);
> > + if (!info)
> > + return -ENOMEM;
> > + i2c_set_clientdata(i2c, info);
> > +
> > + info->dev = &i2c->dev;
> > + info->i2c = i2c;
> > + info->int_gpiod = devm_gpiod_get(&i2c->dev, "int", GPIOD_IN);
> > + if (!info->int_gpiod) {
> > + dev_err(dev, "failed to get INT GPIO\n");
> > + return -EINVAL;
> > + }
> > + info->vbus_gpiod = devm_gpiod_get(&i2c->dev, "vbus", GPIOD_IN);
> > + if (!info->vbus_gpiod) {
> > + dev_err(dev, "failed to get VBUS GPIO\n");
> > + return -EINVAL;
> > + }
> > + ret = gpiod_direction_output(info->vbus_gpiod, 0);
> > + if (ret) {
> > + dev_err(dev, "failed to set VBUS GPIO direction\n");
> > + return -EINVAL;
> > + }
> > +
> > + mutex_init(&info->mutex);
> > +
> > + INIT_WORK(&info->irq_work, ptn5150_irq_work);
> > +
> > + info->regmap = devm_regmap_init_i2c(i2c, &ptn5150_regmap_config);
> > + if (IS_ERR(info->regmap)) {
> > + ret = PTR_ERR(info->regmap);
> > + dev_err(info->dev, "failed to allocate register map: %d\n",
> > + ret);
> > + return ret;
> > + }
> > +
> > + if (info->int_gpiod) {
> > + info->irq = gpiod_to_irq(info->int_gpiod);
> > + if (info->irq < 0) {
> > + dev_err(dev, "failed to get INTB IRQ\n");
> > + return info->irq;
> > + }
> > +
> > + ret = devm_request_threaded_irq(dev, info->irq, NULL,
> > + ptn5150_irq_handler,
> > + IRQF_TRIGGER_FALLING |
> > + IRQF_ONESHOT,
> > + i2c->name, info);
> > + if (ret < 0) {
> > + dev_err(dev, "failed to request handler for INTB IRQ\n");
> > + return ret;
> > + }
> > + }
> > +
> > + /* Allocate extcon device */
> > + info->edev = devm_extcon_dev_allocate(info->dev, ptn5150_extcon_cable);
> > + if (IS_ERR(info->edev)) {
> > + dev_err(info->dev, "failed to allocate memory for extcon\n");
> > + return -ENOMEM;
> > + }
> > +
> > + /* Register extcon device */
> > + ret = devm_extcon_dev_register(info->dev, info->edev);
> > + if (ret) {
> > + dev_err(info->dev, "failed to register extcon device\n");
> > + return ret;
> > + }
> > +
> > + /* Initialize PTN5150 device and print vendor id and version id */
> > + ret = ptn5150_init_dev_type(info);
> > + if (ret)
> > + return -EINVAL;
> > +
> > + return 0;
> > +}
> > +
> > +static int ptn5150_i2c_remove(struct i2c_client *i2c)
> > +{
> > + return 0;
> > +}
>
> Please remove dummy ptn5150_i2c_remove() defintions.
> If the remove function on later, you can add it.
>
ok.

> > +
> > +static const struct of_device_id ptn5150_dt_match[] = {
> > + { .compatible = "nxp,ptn5150" },
> > + { },
> > +};
> > +MODULE_DEVICE_TABLE(of, ptn5150_dt_match);
> > +
> > +#ifdef CONFIG_PM_SLEEP
> > +static int ptn5150_suspend(struct device *dev)
> > +{
> > + return 0;
> > +}
> > +
> > +static int ptn5150_resume(struct device *dev)
> > +{
> > + return 0;
> > +}
> > +#endif
>
> Please remove dummy functions (_suspend, _resume). You can add it on later.
>
>
ok.

> > +
> > +static SIMPLE_DEV_PM_OPS(ptn5150_pm_ops,
> > + ptn5150_suspend, ptn5150_resume);
>
> Remove it.
>
ok.

> > +
> > +static const struct i2c_device_id ptn5150_i2c_id[] = {
> > + { "ptn5150", TYPE_PTN5150A },
> > + { }
> > +};
> > +MODULE_DEVICE_TABLE(i2c, ptn5150_i2c_id);
> > +
> > +static struct i2c_driver ptn5150_i2c_driver = {
> > + .driver = {
> > + .name = "ptn5150",
> > + .pm = &ptn5150_pm_ops,
>
> Remove it.
>
ok.

> > + .of_match_table = ptn5150_dt_match,
> > + },
> > + .probe = ptn5150_i2c_probe,
> > + .remove = ptn5150_i2c_remove,
>
> Remove it.
>
ok.

> > + .id_table = ptn5150_i2c_id,
> > +};
> > +
> > +static int __init ptn5150_i2c_init(void)
> > +{
> > + return i2c_add_driver(&ptn5150_i2c_driver);
> > +}
> > +subsys_initcall(ptn5150_i2c_init);
> > +
> > +MODULE_DESCRIPTION("NXP PTN5150 CC logic Extcon driver");
> > +MODULE_AUTHOR("Vijai Kumar K <vijaikumar.kanagarajan@xxxxxxxxx>");
> > +MODULE_LICENSE("GPL");
>
> If you use SPDX license format, you dont' need to add module information.
> Please remove MODULE_*() macro.
>
ok. Will update to SPDX license format and will remove these.

> > diff --git a/drivers/extcon/extcon-ptn5150.h b/drivers/extcon/extcon-ptn5150.h
>
> As I already commented, you have to move all definitiosn of extcon-ptn5150.h
> to extcon-ptn5150.c and remove extcon-ptn5150.h.
>
sure.

> > new file mode 100644
> > index 0000000..217dab0
> > --- /dev/null
> > +++ b/drivers/extcon/extcon-ptn5150.h
> > @@ -0,0 +1,51 @@
> > +/*
> > + * extcon-ptn5150.h
> > + *
> > + * Copyright (c) 2018-2019 by Vijai Kumar K
> > + * Author: Vijai Kumar K <vijaikumar.kanagarajan@xxxxxxxxx>
> > + *
> > + * 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; either version 2 of the License, or (at your
> > + * option) any later version.
> > + */
> > +
> > +#ifndef __LINUX_EXTCON_PTN5150_H
> > +#define __LINUX_EXTCON_PTN5150_H
> > +
> > +enum ptn5150_types {
> > + TYPE_PTN5150A,
>
> Do you have additional plan to suppor other type for extcon-ptn5150.c driver?
> If extcon-ptn5150.c supports only one driver, you don't need to this enumeration.
>
Right now, I donot have plans, as I dont have means to test them. I will remove this.
BTW, This driver is for ptn5150A.

> > +};
> > +
> > +/* PTN5150 registers */
> > +enum ptn5150_reg {
> > + PTN5150_REG_DEVICE_ID = 0x01,
> > + PTN5150_REG_CONTROL,
> > + PTN5150_REG_INT_STATUS,
> > + PTN5150_REG_CC_STATUS,
> > + PTN5150_REG_CON_DET = 0x09,
> > + PTN5150_REG_VCONN_STATUS,
> > + PTN5150_REG_RESET,
> > + PTN5150_REG_INT_MASK = 0x18,
> > + PTN5150_REG_INT_REG_STATUS,
> > + PTN5150_REG_END,
> > +};
> > +
> > +#define PTN5150_DFP_ATTACHED 0x1
> > +#define PTN5150_UFP_ATTACHED 0x2
> > +
> > +/* Define PTN5150 MASK/SHIFT constant */
> > +#define PTN5150_REG_DEVICE_ID_VENDOR_SHIFT 0
> > +#define PTN5150_REG_DEVICE_ID_VERSION_SHIFT 3
> > +#define PTN5150_REG_DEVICE_ID_VENDOR_MASK (0x3 << PTN5150_REG_DEVICE_ID_VENDOR_SHIFT)
> > +#define PTN5150_REG_DEVICE_ID_VERSION_MASK (0x1f << PTN5150_REG_DEVICE_ID_VERSION_SHIFT)
> > +
> > +#define PTN5150_REG_CC_PORT_ATTACHMENT_SHIFT 2
> > +#define PTN5150_REG_CC_PORT_ATTACHMENT_MASK (0x7 << PTN5150_REG_CC_PORT_ATTACHMENT_SHIFT)
> > +#define PTN5150_REG_CC_VBUS_DETECTION_SHIFT 7
> > +#define PTN5150_REG_CC_VBUS_DETECTION_MASK (0x1 << PTN5150_REG_CC_VBUS_DETECTION_SHIFT)
> > +#define PTN5150_REG_INT_CABLE_ATTACH_SHIFT 0
> > +#define PTN5150_REG_INT_CABLE_ATTACH_MASK (0x1 << PTN5150_REG_INT_CABLE_ATTACH_SHIFT)
> > +#define PTN5150_REG_INT_CABLE_DETACH_SHIFT 1
> > +#define PTN5150_REG_INT_CABLE_DETACH_MASK (0x1 << PTN5150_REG_CC_CABLE_DETACH_SHIFT)
> > +#endif /* __LINUX_EXTCON_PTN5150_H */
> >
>
> --
> Best Regards,
> Chanwoo Choi
> Samsung Electronics
Thanks,
Vijai Kumar K