linuxdebug/drivers/platform/x86/intel/int3472/common.h

123 lines
3.3 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/* Author: Dan Scally <djrscally@gmail.com> */
#ifndef _INTEL_SKL_INT3472_H
#define _INTEL_SKL_INT3472_H
#include <linux/clk-provider.h>
#include <linux/gpio/machine.h>
#include <linux/regulator/driver.h>
#include <linux/regulator/machine.h>
#include <linux/types.h>
/* FIXME drop this once the I2C_DEV_NAME_FORMAT macro has been added to include/linux/i2c.h */
#ifndef I2C_DEV_NAME_FORMAT
#define I2C_DEV_NAME_FORMAT "i2c-%s"
#endif
/* PMIC GPIO Types */
#define INT3472_GPIO_TYPE_RESET 0x00
#define INT3472_GPIO_TYPE_POWERDOWN 0x01
#define INT3472_GPIO_TYPE_POWER_ENABLE 0x0b
#define INT3472_GPIO_TYPE_CLK_ENABLE 0x0c
#define INT3472_GPIO_TYPE_PRIVACY_LED 0x0d
#define INT3472_PDEV_MAX_NAME_LEN 23
#define INT3472_MAX_SENSOR_GPIOS 3
#define GPIO_REGULATOR_NAME_LENGTH 21
#define GPIO_REGULATOR_SUPPLY_NAME_LENGTH 9
#define CIO2_SENSOR_SSDB_MCLKSPEED_OFFSET 86
#define INT3472_REGULATOR(_name, _supply, _ops) \
(const struct regulator_desc) { \
.name = _name, \
.supply_name = _supply, \
.type = REGULATOR_VOLTAGE, \
.ops = _ops, \
.owner = THIS_MODULE, \
}
#define to_int3472_clk(hw) \
container_of(hw, struct int3472_gpio_clock, clk_hw)
#define to_int3472_device(clk) \
container_of(clk, struct int3472_discrete_device, clock)
struct acpi_device;
struct i2c_client;
struct platform_device;
struct int3472_cldb {
u8 version;
/*
* control logic type
* 0: UNKNOWN
* 1: DISCRETE(CRD-D)
* 2: PMIC TPS68470
* 3: PMIC uP6641
*/
u8 control_logic_type;
u8 control_logic_id;
u8 sensor_card_sku;
u8 reserved[28];
};
struct int3472_gpio_function_remap {
const char *documented;
const char *actual;
};
struct int3472_sensor_config {
const char *sensor_module_name;
struct regulator_consumer_supply supply_map;
const struct int3472_gpio_function_remap *function_maps;
};
struct int3472_discrete_device {
struct acpi_device *adev;
struct device *dev;
struct acpi_device *sensor;
const char *sensor_name;
const struct int3472_sensor_config *sensor_config;
struct int3472_gpio_regulator {
char regulator_name[GPIO_REGULATOR_NAME_LENGTH];
char supply_name[GPIO_REGULATOR_SUPPLY_NAME_LENGTH];
struct gpio_desc *gpio;
struct regulator_dev *rdev;
struct regulator_desc rdesc;
} regulator;
struct int3472_gpio_clock {
struct clk *clk;
struct clk_hw clk_hw;
struct clk_lookup *cl;
struct gpio_desc *ena_gpio;
struct gpio_desc *led_gpio;
u32 frequency;
} clock;
unsigned int ngpios; /* how many GPIOs have we seen */
unsigned int n_sensor_gpios; /* how many have we mapped to sensor */
struct gpiod_lookup_table gpios;
};
union acpi_object *skl_int3472_get_acpi_buffer(struct acpi_device *adev,
char *id);
int skl_int3472_fill_cldb(struct acpi_device *adev, struct int3472_cldb *cldb);
int skl_int3472_get_sensor_adev_and_name(struct device *dev,
struct acpi_device **sensor_adev_ret,
const char **name_ret);
int skl_int3472_register_clock(struct int3472_discrete_device *int3472);
void skl_int3472_unregister_clock(struct int3472_discrete_device *int3472);
int skl_int3472_register_regulator(struct int3472_discrete_device *int3472,
struct acpi_resource_gpio *agpio);
void skl_int3472_unregister_regulator(struct int3472_discrete_device *int3472);
#endif