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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2016-2021, The Linux Foundation. All rights reserved.
*/
#ifndef __LINUX_BLUETOOTH_POWER_H
#define __LINUX_BLUETOOTH_POWER_H
#include <linux/cdev.h>
#include <linux/mailbox_client.h>
#include <linux/mailbox/qmp.h>
#include <linux/pinctrl/consumer.h>
#include <linux/types.h>
/*
* voltage regulator information required for configuring the
* bluetooth chipset
*/
enum bt_power_modes {
BT_POWER_DISABLE = 0,
BT_POWER_ENABLE,
BT_POWER_RETENTION
};
struct log_index {
int init;
int crash;
};
struct bt_power_vreg_data {
struct regulator *reg; /* voltage regulator handle */
const char *name; /* regulator name */
u32 min_vol; /* min voltage level */
u32 max_vol; /* max voltage level */
u32 load_curr; /* current */
bool is_enabled; /* is this regulator enabled? */
bool is_retention_supp; /* does this regulator support retention mode */
struct log_index indx; /* Index for reg. w.r.t init & crash */
};
#define MAX_PROP_SIZE 32
struct bt_power {
const char compatible[MAX_PROP_SIZE];
struct bt_power_vreg_data *vregs;
int num_vregs;
};
struct bt_power_clk_data {
struct clk *clk; /* clock regulator handle */
const char *name; /* clock name */
bool is_enabled; /* is this clock enabled? */
};
/* total number of power src */
#define BT_POWER_SRC_SIZE 28
/*
* Platform data for the bluetooth power driver.
*/
struct btpower_platform_data {
struct platform_device *pdev;
struct rfkill *rfkill;
struct cdev cdev;
struct class *cls;
struct device *slim_dev;
int chipset_version;
char compatible[MAX_PROP_SIZE]; /*Bluetooth SoC name */
/* GPIOs */
struct pinctrl *pinctrls;
struct pinctrl_state *pinctrl_default_state;
struct pinctrl_state *pinctrl_supply_state;
int bt_gpio_sys_rst; /* Bluetooth reset gpio */
int wl_gpio_sys_rst; /* Wlan reset gpio */
int bt_gpio_sw_ctrl; /* Bluetooth sw_ctrl gpio */
#ifdef CONFIG_MSM_BT_OOBS
int bt_gpio_dev_wake; /* Bluetooth bt_wake */
int bt_gpio_host_wake; /* Bluetooth bt_host_wake */
int irq; /* Bluetooth host_wake IRQ */
#endif
int bt_gpio_debug; /* Bluetooth debug gpio */
int xo_gpio_clk; /* XO clock gpio*/
int num_vregs;
struct bt_power_vreg_data *vreg_info; /* VDDIO voltage regulator */
struct bt_power_clk_data *bt_chip_clk; /* bluetooth reference clock */
int (*bt_power_setup)(struct btpower_platform_data *drvdata,
enum bt_power_modes mode); /* Bluetooth power setup function */
enum bt_power_modes pwr_state;
int bt_power_src_status[BT_POWER_SRC_SIZE];
struct mbox_client mbox_client_data;
struct mbox_chan *mbox_chan;
const char *vreg_ipa;
bool vreg_ipa_configured;
#ifdef CONFIG_MSM_BT_OOBS
struct file *reffilp_obs;
struct task_struct *reftask_obs;
#endif
int uart_idle_index;
};
extern int btpower_register_slimdev(struct device *dev);
extern int btpower_get_chipset_version(struct btpower_platform_data *drvdata);
extern int btpower_aop_mbox_init(struct btpower_platform_data *drvdata);
#define BT_CMD_SLIM_TEST 0xbfac
#define BT_CMD_PWR_CTRL 0xbfad
#define BT_CMD_CHIPSET_VERS 0xbfae
#define BT_CMD_GET_CHIPSET_ID 0xbfaf
#define BT_CMD_CHECK_SW_CTRL 0xbfb0
#define BT_CMD_GETVAL_POWER_SRCS 0xbfb1
#define BT_CMD_SET_IPA_TCS_INFO 0xbfc0
#ifdef CONFIG_MSM_BT_OOBS
#define BT_CMD_OBS_SIGNAL_TASK 0xbfd0
#define BT_CMD_OBS_VOTE_CLOCK 0xbfd1
#endif
#endif /* __LINUX_BLUETOOTH_POWER_H */
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