diff options
Diffstat (limited to 'drivers/platform/x86/intel/int33fe/intel_cht_int33fe_microb.c')
| -rw-r--r-- | drivers/platform/x86/intel/int33fe/intel_cht_int33fe_microb.c | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/drivers/platform/x86/intel/int33fe/intel_cht_int33fe_microb.c b/drivers/platform/x86/intel/int33fe/intel_cht_int33fe_microb.c deleted file mode 100644 index 673f41cd14b5..000000000000 --- a/drivers/platform/x86/intel/int33fe/intel_cht_int33fe_microb.c +++ /dev/null @@ -1,61 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Intel Cherry Trail ACPI INT33FE pseudo device driver for devices with - * USB Micro-B connector (e.g. without of FUSB302 USB Type-C controller) - * - * Copyright (C) 2019 Yauhen Kharuzhy <jekhor@gmail.com> - * - * At least one Intel Cherry Trail based device which ship with Windows 10 - * (Lenovo YogaBook YB1-X91L/F tablet), have this weird INT33FE ACPI device - * with a CRS table with 2 I2cSerialBusV2 resources, for 2 different chips - * attached to various i2c busses: - * 1. The Whiskey Cove PMIC, which is also described by the INT34D3 ACPI device - * 2. TI BQ27542 Fuel Gauge Controller - * - * So this driver is a stub / pseudo driver whose only purpose is to - * instantiate i2c-client for battery fuel gauge, so that standard i2c driver - * for these chip can bind to the it. - */ - -#include <linux/acpi.h> -#include <linux/i2c.h> -#include <linux/module.h> -#include <linux/pci.h> -#include <linux/platform_device.h> -#include <linux/regulator/consumer.h> -#include <linux/slab.h> -#include <linux/usb/pd.h> - -#include "intel_cht_int33fe_common.h" - -static const char * const bq27xxx_suppliers[] = { "bq25890-charger" }; - -static const struct property_entry bq27xxx_props[] = { - PROPERTY_ENTRY_STRING_ARRAY("supplied-from", bq27xxx_suppliers), - { } -}; - -static const struct software_node bq27xxx_node = { - .properties = bq27xxx_props, -}; - -int cht_int33fe_microb_probe(struct cht_int33fe_data *data) -{ - struct device *dev = data->dev; - struct i2c_board_info board_info; - - memset(&board_info, 0, sizeof(board_info)); - strscpy(board_info.type, "bq27542", ARRAY_SIZE(board_info.type)); - board_info.dev_name = "bq27542"; - board_info.swnode = &bq27xxx_node; - data->battery_fg = i2c_acpi_new_device(dev, 1, &board_info); - - return PTR_ERR_OR_ZERO(data->battery_fg); -} - -int cht_int33fe_microb_remove(struct cht_int33fe_data *data) -{ - i2c_unregister_device(data->battery_fg); - - return 0; -} |