88 lines
2.1 KiB
C
88 lines
2.1 KiB
C
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/* Copyright (c) 2017-2020, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#ifndef BGRSB_H
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#define BGRSB_H
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#include <linux/delay.h>
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#include <linux/device.h>
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#include <linux/gpio.h>
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#include <linux/init.h>
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#include <linux/input.h>
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/mutex.h>
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#include <linux/of.h>
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#include <linux/of_gpio.h>
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#include <linux/platform_device.h>
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#include <linux/regulator/consumer.h>
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#include <linux/sched.h>
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#include <linux/slab.h>
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#include <linux/wait.h>
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#include <soc/qcom/subsystem_restart.h>
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#include <soc/qcom/subsystem_notif.h>
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#include "bgrsb_rpmsg.h"
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struct event {
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uint8_t sub_id;
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int16_t evnt_data;
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uint32_t evnt_tm;
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};
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#define BGRSB_GLINK_INTENT_SIZE 0x04
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#define BGRSB_MSG_SIZE 0x08
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#define TIMEOUT_MS 2000
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#define BGRSB_LDO15_VTG_MIN_UV 3000000
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#define BGRSB_LDO15_VTG_MAX_UV 3000000
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#define BGRSB_LDO11_VTG_MIN_UV 1800000
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#define BGRSB_LDO11_VTG_MAX_UV 1800000
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#define BGRSB_BGWEAR_SUBSYS "bg-wear"
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#define BGRSB_POWER_DISABLE 0
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#define BGRSB_POWER_ENABLE 1
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#define BGRSB_POWER_CALIBRATION 2
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#define BGRSB_BTTN_CONFIGURE 5
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#define BGRSB_IN_TWM 8
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#define BGRSB_OUT_TWM 9
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struct bgrsb_regulator {
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struct regulator *regldo11;
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struct regulator *regldo15;
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};
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enum ldo_task {
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BGRSB_HW_TURN_ON,
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BGRSB_ENABLE_WHEEL_EVENTS,
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BGRSB_HW_TURN_OFF,
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BGRSB_DISABLE_WHEEL_EVENTS,
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BGRSB_NO_ACTION
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};
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enum bgrsb_state {
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BGRSB_STATE_UNKNOWN,
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BGRSB_STATE_INIT,
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BGRSB_STATE_LDO11_ENABLED,
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BGRSB_STATE_RSB_CONFIGURED,
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BGRSB_STATE_RSB_ENABLED
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};
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struct bgrsb_msg {
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uint32_t cmd_id;
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uint32_t data;
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};
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void bgrsb_send_input(struct event *evnt);
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void bgrsb_notify_glink_channel_state(bool state);
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void bgrsb_rx_msg(void *data, int len);
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#endif /* BGCOM_H */
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