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