--- /dev/null
+/*
+ * aw8695.c aw8695 haptic module
+ *
+ * Version: v1.1.3
+ *
+ * Copyright (c) 2018 AWINIC Technology CO., LTD
+ *
+ * Author: Nick Li <liweilei@awinic.com.cn>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/i2c.h>
+#include <linux/of_gpio.h>
+#include <linux/delay.h>
+#include <linux/device.h>
+#include <linux/firmware.h>
+#include <linux/slab.h>
+#include <linux/version.h>
+#include <linux/input.h>
+#include <linux/interrupt.h>
+#include <linux/debugfs.h>
+#include <linux/miscdevice.h>
+#include <asm/uaccess.h>
+#include <linux/syscalls.h>
+#include <linux/power_supply.h>
+#include "aw8695.h"
+#include "aw8695_reg.h"
+
+/******************************************************
+ *
+ * Marco
+ *
+ ******************************************************/
+#define AW8695_I2C_NAME "aw8695_haptic"
+#define AW8695_HAPTIC_NAME "aw8695_haptic"
+
+#define AW8695_VERSION "v1.1.3"
+
+
+#define AWINIC_RAM_UPDATE_DELAY
+
+#define AW_I2C_RETRIES 2
+#define AW_I2C_RETRY_DELAY 2
+#define AW_READ_CHIPID_RETRIES 5
+#define AW_READ_CHIPID_RETRY_DELAY 2
+
+#define AW8695_MAX_DSP_START_TRY_COUNT 10
+
+
+
+#define AW8695_MAX_FIRMWARE_LOAD_CNT 20
+
+/******************************************************
+ *
+ * variable
+ *
+ ******************************************************/
+#define AW8695_RTP_NAME_MAX 64
+static char *aw8695_ram_name = "aw8695_haptic.bin";
+static char aw8695_rtp_name[][AW8695_RTP_NAME_MAX] = {
+ {"aw8695_rtp.bin"},
+ {"aw8695_rtp_lighthouse.bin"},
+ {"aw8695_rtp_silk.bin"},
+};
+
+struct aw8695_container *aw8695_rtp;
+struct aw8695 *g_aw8695;
+
+/******************************************************
+ *
+ * functions
+ *
+ ******************************************************/
+static void aw8695_interrupt_clear(struct aw8695 *aw8695);
+
+
+ /******************************************************
+ *
+ * aw8695 i2c write/read
+ *
+ ******************************************************/
+static int aw8695_i2c_write(struct aw8695 *aw8695,
+ unsigned char reg_addr, unsigned char reg_data)
+{
+ int ret = -1;
+ unsigned char cnt = 0;
+
+ while(cnt < AW_I2C_RETRIES) {
+ ret = i2c_smbus_write_byte_data(aw8695->i2c, reg_addr, reg_data);
+ if(ret < 0) {
+ pr_err("%s: i2c_write cnt=%d error=%d\n", __func__, cnt, ret);
+ } else {
+ break;
+ }
+ cnt ++;
+ msleep(AW_I2C_RETRY_DELAY);
+ }
+
+ return ret;
+}
+
+static int aw8695_i2c_read(struct aw8695 *aw8695,
+ unsigned char reg_addr, unsigned char *reg_data)
+{
+ int ret = -1;
+ unsigned char cnt = 0;
+
+ while(cnt < AW_I2C_RETRIES) {
+ ret = i2c_smbus_read_byte_data(aw8695->i2c, reg_addr);
+ if(ret < 0) {
+ pr_err("%s: i2c_read cnt=%d error=%d\n", __func__, cnt, ret);
+ } else {
+ *reg_data = ret;
+ break;
+ }
+ cnt ++;
+ msleep(AW_I2C_RETRY_DELAY);
+ }
+
+ return ret;
+}
+
+static int aw8695_i2c_write_bits(struct aw8695 *aw8695,
+ unsigned char reg_addr, unsigned int mask, unsigned char reg_data)
+{
+ unsigned char reg_val = 0;
+
+ aw8695_i2c_read(aw8695, reg_addr, ®_val);
+ reg_val &= mask;
+ reg_val |= reg_data;
+ aw8695_i2c_write(aw8695, reg_addr, reg_val);
+
+ return 0;
+}
+
+static int aw8695_i2c_writes(struct aw8695 *aw8695,
+ unsigned char reg_addr, unsigned char *buf, unsigned int len)
+{
+ int ret = -1;
+ unsigned char *data;
+
+ data = kmalloc(len+1, GFP_KERNEL);
+ if (data == NULL) {
+ pr_err("%s: can not allocate memory\n", __func__);
+ return -ENOMEM;
+ }
+
+ data[0] = reg_addr;
+ memcpy(&data[1], buf, len);
+
+ ret = i2c_master_send(aw8695->i2c, data, len+1);
+ if (ret < 0) {
+ pr_err("%s: i2c master send error\n", __func__);
+ }
+
+ kfree(data);
+
+ return ret;
+}
+
+/*****************************************************
+ *
+ * ram update
+ *
+ *****************************************************/
+static void aw8695_rtp_loaded(const struct firmware *cont, void *context)
+{
+ struct aw8695 *aw8695 = context;
+ pr_info("%s enter\n", __func__);
+
+ if (!cont) {
+ pr_err("%s: failed to read %s\n", __func__, aw8695_rtp_name[aw8695->rtp_file_num]);
+ release_firmware(cont);
+ return;
+ }
+
+ pr_info("%s: loaded %s - size: %zu\n", __func__, aw8695_rtp_name[aw8695->rtp_file_num],
+ cont ? cont->size : 0);
+
+ /* aw8695 rtp update */
+ aw8695_rtp = kzalloc(cont->size+sizeof(int), GFP_KERNEL);
+ if (!aw8695_rtp) {
+ release_firmware(cont);
+ pr_err("%s: Error allocating memory\n", __func__);
+ return;
+ }
+ aw8695_rtp->len = cont->size;
+ pr_info("%s: rtp size = %d\n", __func__, aw8695_rtp->len);
+ memcpy(aw8695_rtp->data, cont->data, cont->size);
+ release_firmware(cont);
+
+ aw8695->rtp_init = 1;
+ pr_info("%s: rtp update complete\n", __func__);
+}
+
+static int aw8695_rtp_update(struct aw8695 *aw8695)
+{
+ pr_info("%s enter\n", __func__);
+
+ return request_firmware_nowait(THIS_MODULE, FW_ACTION_HOTPLUG,
+ aw8695_rtp_name[aw8695->rtp_file_num], aw8695->dev, GFP_KERNEL,
+ aw8695, aw8695_rtp_loaded);
+}
+
+
+ static void aw8695_container_update(struct aw8695 *aw8695,
+ struct aw8695_container *aw8695_cont)
+{
+ int i = 0;
+ unsigned int shift = 0;
+
+ pr_info("%s enter\n", __func__);
+
+ mutex_lock(&aw8695->lock);
+
+ aw8695->ram.baseaddr_shift = 2;
+ aw8695->ram.ram_shift = 4;
+
+ /* RAMINIT Enable */
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_SYSCTRL,
+ AW8695_BIT_SYSCTRL_RAMINIT_MASK, AW8695_BIT_SYSCTRL_RAMINIT_EN);
+
+ /* base addr */
+ shift = aw8695->ram.baseaddr_shift;
+ aw8695->ram.base_addr = (unsigned int)((aw8695_cont->data[0+shift]<<8) |
+ (aw8695_cont->data[1+shift]));
+ pr_info("%s: base_addr=0x%4x\n", __func__, aw8695->ram.base_addr);
+
+ aw8695_i2c_write(aw8695, AW8695_REG_BASE_ADDRH, aw8695_cont->data[0+shift]);
+ aw8695_i2c_write(aw8695, AW8695_REG_BASE_ADDRL, aw8695_cont->data[1+shift]);
+
+ aw8695_i2c_write(aw8695, AW8695_REG_FIFO_AEH,
+ (unsigned char)((aw8695->ram.base_addr>>2)>>8));
+ aw8695_i2c_write(aw8695, AW8695_REG_FIFO_AEL,
+ (unsigned char)((aw8695->ram.base_addr>>2)&0x00FF));
+ aw8695_i2c_write(aw8695, AW8695_REG_FIFO_AFH,
+ (unsigned char)((aw8695->ram.base_addr-(aw8695->ram.base_addr>>2))>>8));
+ aw8695_i2c_write(aw8695, AW8695_REG_FIFO_AFL,
+ (unsigned char)((aw8695->ram.base_addr-(aw8695->ram.base_addr>>2))&0x00FF));
+
+ /* ram */
+ shift = aw8695->ram.baseaddr_shift;
+ aw8695_i2c_write(aw8695, AW8695_REG_RAMADDRH, aw8695_cont->data[0+shift]);
+ aw8695_i2c_write(aw8695, AW8695_REG_RAMADDRL, aw8695_cont->data[1+shift]);
+ shift = aw8695->ram.ram_shift;
+ for(i=shift; i<aw8695_cont->len; i++) {
+ aw8695_i2c_write(aw8695, AW8695_REG_RAMDATA, aw8695_cont->data[i]);
+ }
+
+#if 0
+ /* ram check */
+ shift = aw8695->ram.baseaddr_shift;
+ aw8695_i2c_write(aw8695, AW8695_REG_RAMADDRH, aw8695_cont->data[0+shift]);
+ aw8695_i2c_write(aw8695, AW8695_REG_RAMADDRL, aw8695_cont->data[1+shift]);
+ shift = aw8695->ram.ram_shift;
+ for(i=shift; i<aw8695_cont->len; i++) {
+ aw8695_i2c_read(aw8695, AW8695_REG_RAMDATA, ®_val);
+ if(reg_val != aw8695_cont->data[i]) {
+ pr_err("%s: ram check error addr=0x%04x, file_data=0x%02x, ram_data=0x%02x\n",
+ __func__, i, aw8695_cont->data[i], reg_val);
+ return;
+ }
+ }
+#endif
+
+ /* RAMINIT Disable */
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_SYSCTRL,
+ AW8695_BIT_SYSCTRL_RAMINIT_MASK, AW8695_BIT_SYSCTRL_RAMINIT_OFF);
+
+ mutex_unlock(&aw8695->lock);
+
+ pr_info("%s exit\n", __func__);
+}
+
+
+static void aw8695_ram_loaded(const struct firmware *cont, void *context)
+{
+ struct aw8695 *aw8695 = context;
+ struct aw8695_container *aw8695_fw;
+ int i = 0;
+ unsigned short check_sum = 0;
+
+ pr_info("%s enter\n", __func__);
+
+ if (!cont) {
+ pr_err("%s: failed to read %s\n", __func__, aw8695_ram_name);
+ release_firmware(cont);
+ return;
+ }
+
+ pr_info("%s: loaded %s - size: %zu\n", __func__, aw8695_ram_name,
+ cont ? cont->size : 0);
+/*
+ for(i=0; i<cont->size; i++) {
+ pr_info("%s: addr:0x%04x, data:0x%02x\n", __func__, i, *(cont->data+i));
+ }
+*/
+
+ /* check sum */
+ for(i=2; i<cont->size; i++) {
+ check_sum += cont->data[i];
+ }
+ if(check_sum != (unsigned short)((cont->data[0]<<8)|(cont->data[1]))) {
+ pr_err("%s: check sum err: check_sum=0x%04x\n", __func__, check_sum);
+ return;
+ } else {
+ pr_info("%s: check sum pass : 0x%04x\n", __func__, check_sum);
+ aw8695->ram.check_sum = check_sum;
+ }
+
+ /* aw8695 ram update */
+ aw8695_fw = kzalloc(cont->size+sizeof(int), GFP_KERNEL);
+ if (!aw8695_fw) {
+ release_firmware(cont);
+ pr_err("%s: Error allocating memory\n", __func__);
+ return;
+ }
+ aw8695_fw->len = cont->size;
+ memcpy(aw8695_fw->data, cont->data, cont->size);
+ release_firmware(cont);
+
+ aw8695_container_update(aw8695, aw8695_fw);
+
+ aw8695->ram.len = aw8695_fw->len;
+
+ kfree(aw8695_fw);
+
+ aw8695->ram_init = 1;
+ pr_info("%s: fw update complete\n", __func__);
+
+ aw8695_rtp_update(aw8695);
+}
+
+static int aw8695_ram_update(struct aw8695 *aw8695)
+{
+ aw8695->ram_init = 0;
+ aw8695->rtp_init = 0;
+ return request_firmware_nowait(THIS_MODULE, FW_ACTION_HOTPLUG,
+ aw8695_ram_name, aw8695->dev, GFP_KERNEL,
+ aw8695, aw8695_ram_loaded);
+}
+
+#ifdef AWINIC_RAM_UPDATE_DELAY
+static void aw8695_ram_work_routine(struct work_struct *work)
+{
+ struct aw8695 *aw8695 = container_of(work, struct aw8695, ram_work.work);
+
+ pr_info("%s enter\n", __func__);
+
+ aw8695_ram_update(aw8695);
+
+}
+#endif
+
+static int aw8695_ram_init(struct aw8695 *aw8695)
+{
+#ifdef AWINIC_RAM_UPDATE_DELAY
+ int ram_timer_val = 5000;
+ INIT_DELAYED_WORK(&aw8695->ram_work, aw8695_ram_work_routine);
+ schedule_delayed_work(&aw8695->ram_work, msecs_to_jiffies(ram_timer_val));
+#else
+ aw8695_ram_update(aw8695);
+#endif
+ return 0;
+}
+
+
+
+/*****************************************************
+ *
+ * haptic control
+ *
+ *****************************************************/
+static int aw8695_haptic_softreset(struct aw8695 *aw8695)
+{
+ pr_debug("%s enter\n", __func__);
+
+ aw8695_i2c_write(aw8695, AW8695_REG_ID, 0xAA);
+ msleep(1);
+ return 0;
+}
+
+static int aw8695_haptic_active(struct aw8695 *aw8695)
+{
+ pr_debug("%s enter\n", __func__);
+
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_SYSCTRL,
+ AW8695_BIT_SYSCTRL_WORK_MODE_MASK, AW8695_BIT_SYSCTRL_ACTIVE);
+ aw8695_interrupt_clear(aw8695);
+ return 0;
+}
+
+static int aw8695_haptic_play_mode(struct aw8695 *aw8695, unsigned char play_mode)
+{
+ pr_debug("%s enter\n", __func__);
+
+ switch(play_mode) {
+ case AW8695_HAPTIC_STANDBY_MODE:
+ aw8695->play_mode = AW8695_HAPTIC_STANDBY_MODE;
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_SYSCTRL,
+ AW8695_BIT_SYSCTRL_WORK_MODE_MASK, AW8695_BIT_SYSCTRL_STANDBY);
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_SYSCTRL,
+ AW8695_BIT_SYSCTRL_BST_MODE_MASK, AW8695_BIT_SYSCTRL_BST_MODE_BYPASS);
+ break;
+ case AW8695_HAPTIC_RAM_MODE:
+ aw8695->play_mode = AW8695_HAPTIC_RAM_MODE;
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_SYSCTRL,
+ AW8695_BIT_SYSCTRL_PLAY_MODE_MASK, AW8695_BIT_SYSCTRL_PLAY_MODE_RAM);
+ aw8695_haptic_active(aw8695);
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_SYSCTRL,
+ AW8695_BIT_SYSCTRL_BST_MODE_MASK, AW8695_BIT_SYSCTRL_BST_MODE_BOOST);
+ break;
+ case AW8695_HAPTIC_RTP_MODE:
+ aw8695->play_mode = AW8695_HAPTIC_RTP_MODE;
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_SYSCTRL,
+ AW8695_BIT_SYSCTRL_PLAY_MODE_MASK, AW8695_BIT_SYSCTRL_PLAY_MODE_RTP);
+ aw8695_haptic_active(aw8695);
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_SYSCTRL,
+ AW8695_BIT_SYSCTRL_BST_MODE_MASK, AW8695_BIT_SYSCTRL_BST_MODE_BOOST);
+ break;
+ case AW8695_HAPTIC_TRIG_MODE:
+ aw8695->play_mode = AW8695_HAPTIC_TRIG_MODE;
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_SYSCTRL,
+ AW8695_BIT_SYSCTRL_PLAY_MODE_MASK, AW8695_BIT_SYSCTRL_PLAY_MODE_RAM);
+ aw8695_haptic_active(aw8695);
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_SYSCTRL,
+ AW8695_BIT_SYSCTRL_BST_MODE_MASK, AW8695_BIT_SYSCTRL_BST_MODE_BOOST);
+ break;
+ case AW8695_HAPTIC_CONT_MODE:
+ aw8695->play_mode = AW8695_HAPTIC_CONT_MODE;
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_SYSCTRL,
+ AW8695_BIT_SYSCTRL_PLAY_MODE_MASK, AW8695_BIT_SYSCTRL_PLAY_MODE_CONT);
+ aw8695_haptic_active(aw8695);
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_SYSCTRL,
+ AW8695_BIT_SYSCTRL_BST_MODE_MASK, AW8695_BIT_SYSCTRL_BST_MODE_BYPASS);
+ break;
+ default:
+ dev_err(aw8695->dev, "%s: play mode %d err",
+ __func__, play_mode);
+ break;
+ }
+ return 0;
+}
+
+static int aw8695_haptic_play_go(struct aw8695 *aw8695, bool flag)
+{
+ pr_debug("%s enter\n", __func__);
+
+ if(flag == true) {
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_GO,
+ AW8695_BIT_GO_MASK, AW8695_BIT_GO_ENABLE);
+ } else {
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_GO,
+ AW8695_BIT_GO_MASK, AW8695_BIT_GO_DISABLE);
+ }
+ return 0;
+}
+
+
+static int aw8695_haptic_stop(struct aw8695 *aw8695)
+{
+ pr_debug("%s enter\n", __func__);
+
+ aw8695_haptic_play_go(aw8695, false);
+ aw8695_haptic_play_mode(aw8695, AW8695_HAPTIC_STANDBY_MODE);
+
+ return 0;
+}
+
+static int aw8695_haptic_start(struct aw8695 *aw8695)
+{
+ pr_debug("%s enter\n", __func__);
+
+ aw8695_haptic_play_go(aw8695, true);
+
+ return 0;
+}
+
+static int aw8695_haptic_set_wav_seq(struct aw8695 *aw8695,
+ unsigned char wav, unsigned char seq)
+{
+ aw8695_i2c_write(aw8695, AW8695_REG_WAVSEQ1+wav,
+ seq);
+ return 0;
+}
+
+static int aw8695_haptic_set_wav_loop(struct aw8695 *aw8695,
+ unsigned char wav, unsigned char loop)
+{
+ unsigned char tmp = 0;
+
+ if(wav%2) {
+ tmp = loop<<0;
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_WAVLOOP1+(wav/2),
+ AW8695_BIT_WAVLOOP_SEQNP1_MASK, tmp);
+ } else {
+ tmp = loop<<4;
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_WAVLOOP1+(wav/2),
+ AW8695_BIT_WAVLOOP_SEQN_MASK, tmp);
+ }
+
+ return 0;
+}
+/*
+static int aw8695_haptic_set_main_loop(struct aw8695 *aw8695,
+ unsigned char loop)
+{
+ aw8695_i2c_write(aw8695, AW8695_REG_MAIN_LOOP, loop);
+ return 0;
+}
+*/
+static int aw8695_haptic_set_repeat_seq(struct aw8695 *aw8695, unsigned char flag)
+{
+/*
+ if(flag) {
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_DATACTRL,
+ AW8695_BIT_DATACTRL_WAV_DBG_MASK, AW8695_BIT_DATACTRL_WAV_DBG);
+ } else {
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_DATACTRL,
+ AW8695_BIT_DATACTRL_WAV_DBG_MASK, AW8695_BIT_DATACTRL_WAV_NORMAL);
+ }
+*/
+ return 0;
+}
+
+static int aw8695_haptic_set_repeat_wav_seq(struct aw8695 *aw8695, unsigned char seq)
+{
+/*
+ unsigned char i;
+ for(i=0; i<AW8695_SEQUENCER_SIZE; i++) {
+ aw8695_i2c_write(aw8695, AW8695_REG_WAVSEQ1+i, seq);
+ }
+*/
+
+ aw8695_haptic_set_wav_seq(aw8695, 0x00, seq);
+ aw8695_haptic_set_wav_loop(aw8695, 0x00, AW8695_BIT_WAVLOOP_INIFINITELY);
+
+ return 0;
+}
+
+
+static int aw8695_haptic_set_bst_vol(struct aw8695 *aw8695, unsigned char bst_vol)
+{
+ if(bst_vol & 0xc0) {
+ bst_vol = 0x22;
+ }
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_BSTCFG,
+ AW8695_BIT_BSTCFG_BSTVOL_MASK, bst_vol);
+ return 0;
+}
+
+static int aw8695_haptic_set_bst_peak_cur(struct aw8695 *aw8695, unsigned char peak_cur)
+{
+ switch(aw8695->chipid) {
+ case AW8694_ID:
+ case AW8695_ID:
+ if(peak_cur & 0xfc) {
+ peak_cur = 0x01;
+ }
+ break;
+ case AW8696_ID:
+ case AW8697_ID:
+ if(peak_cur & 0xf8) {
+ peak_cur = 0x05;
+ }
+ break;
+ default:
+ break;
+ }
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_BSTCFG,
+ AW8695_BIT_BSTCFG_PEAKCUR_MASK, peak_cur);
+ return 0;
+}
+
+static int aw8695_haptic_set_gain(struct aw8695 *aw8695, unsigned char gain)
+{
+ aw8695_i2c_write(aw8695, AW8695_REG_DATDBG, gain);
+ return 0;
+}
+
+static int aw8695_haptic_set_pwm(struct aw8695 *aw8695, unsigned char mode)
+{
+ switch(mode) {
+ case AW8695_PWM_48K:
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_PWMDBG,
+ AW8695_BIT_PWMDBG_PWM_MODE_MASK, AW8695_BIT_PWMDBG_PWM_48K);
+ break;
+ case AW8695_PWM_24K:
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_PWMDBG,
+ AW8695_BIT_PWMDBG_PWM_MODE_MASK, AW8695_BIT_PWMDBG_PWM_24K);
+ break;
+ case AW8695_PWM_12K:
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_PWMDBG,
+ AW8695_BIT_PWMDBG_PWM_MODE_MASK, AW8695_BIT_PWMDBG_PWM_12K);
+ break;
+ default:
+ break;
+ }
+ return 0;
+}
+
+static int aw8695_haptic_play_wav_seq(struct aw8695 *aw8695, unsigned char flag)
+{
+ pr_debug("%s enter\n", __func__);
+
+ //aw8695_haptic_stop(aw8695);
+ if(flag) {
+ aw8695_haptic_play_mode(aw8695, AW8695_HAPTIC_RAM_MODE);
+ aw8695_haptic_set_repeat_seq(aw8695, 0);
+ aw8695_haptic_start(aw8695);
+ }
+ return 0;
+}
+/*
+static int aw8695_haptic_play_repeat_seq(struct aw8695 *aw8695, unsigned char flag)
+{
+ pr_debug("%s enter\n", __func__);
+ //aw8695_haptic_stop(aw8695);
+ if(flag) {
+ aw8695_haptic_play_mode(aw8695, AW8695_HAPTIC_RAM_MODE);
+ aw8695_haptic_set_repeat_seq(aw8695, 1);
+ aw8695_haptic_start(aw8695);
+ }
+
+ return 0;
+}
+*/
+static int aw8695_haptic_set_f0_preset(struct aw8695 *aw8695)
+{
+ unsigned int f0_reg = 0;
+
+ pr_debug("%s enter\n", __func__);
+
+ f0_reg = 1000000000/(aw8695->f0_pre*AW8695_HAPTIC_F0_COEFF);
+ aw8695_i2c_write(aw8695, AW8695_REG_F_PRE_H, (unsigned char)((f0_reg>>8)&0xff));
+ aw8695_i2c_write(aw8695, AW8695_REG_F_PRE_L, (unsigned char)((f0_reg>>0)&0xff));
+
+ return 0;
+}
+
+static int aw8695_haptic_get_f0(struct aw8695 *aw8695)
+{
+ int ret = 0;
+ unsigned char reg_val = 0;
+ unsigned int f0_reg = 0;
+ unsigned long f0_tmp = 0;
+
+ pr_debug("%s enter\n", __func__);
+
+ ret = aw8695_i2c_read(aw8695, AW8695_REG_F_LRA_F0_H, ®_val);
+ f0_reg = (reg_val<<8);
+ ret = aw8695_i2c_read(aw8695, AW8695_REG_F_LRA_F0_L, ®_val);
+ f0_reg |= (reg_val<<0);
+ f0_tmp = 1000000000/(f0_reg*AW8695_HAPTIC_F0_COEFF);
+ aw8695->f0 = (unsigned int)f0_tmp;
+ pr_info("%s f0=%d\n", __func__, aw8695->f0);
+
+ return 0;
+}
+
+static int aw8695_haptic_get_beme(struct aw8695 *aw8695)
+{
+ int ret = 0;
+ unsigned char reg_val = 0;
+
+ ret = aw8695_i2c_read(aw8695, AW8695_REG_WAIT_VOL_MP, ®_val);
+ aw8695->max_pos_beme = (reg_val<<0);
+ ret = aw8695_i2c_read(aw8695, AW8695_REG_WAIT_VOL_MN, ®_val);
+ aw8695->max_neg_beme = (reg_val<<0);
+
+ pr_info("%s max_pos_beme=%d\n", __func__, aw8695->max_pos_beme);
+ pr_info("%s max_neg_beme=%d\n", __func__, aw8695->max_neg_beme);
+
+ return 0;
+}
+
+
+
+static void aw8695_haptic_set_rtp_aei(struct aw8695 *aw8695, bool flag)
+{
+ if(flag) {
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_SYSINTM,
+ AW8695_BIT_SYSINTM_FF_AE_MASK, AW8695_BIT_SYSINTM_FF_AE_EN);
+ } else {
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_SYSINTM,
+ AW8695_BIT_SYSINTM_FF_AE_MASK, AW8695_BIT_SYSINTM_FF_AE_OFF);
+ }
+}
+/*
+static void aw8695_haptic_set_rtp_afi(struct aw8695 *aw8695, bool flag)
+{
+ if(flag) {
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_SYSINTM,
+ AW8695_BIT_SYSINTM_FF_AF_MASK, AW8695_BIT_SYSINTM_FF_AF_EN);
+ } else {
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_SYSINTM,
+ AW8695_BIT_SYSINTM_FF_AF_MASK, AW8695_BIT_SYSINTM_FF_AF_OFF);
+ }
+}
+*/
+/*
+static unsigned char aw8695_haptic_rtp_get_fifo_aei(struct aw8695 *aw8695)
+{
+ unsigned char ret;
+ unsigned char reg_val;
+
+ aw8695_i2c_read(aw8695, AW8695_REG_SYSINT, ®_val);
+ reg_val &= AW8695_BIT_SYSINT_FF_AEI;
+ ret = reg_val>>4;
+
+ return ret;
+}
+*/
+
+static unsigned char aw8695_haptic_rtp_get_fifo_afi(struct aw8695 *aw8695)
+{
+ unsigned char ret = 0;
+ unsigned char reg_val = 0;
+
+ aw8695_i2c_read(aw8695, AW8695_REG_SYSINT, ®_val);
+ reg_val &= AW8695_BIT_SYSINT_FF_AFI;
+ ret = reg_val>>3;
+
+ return ret;
+}
+
+static int aw8695_haptic_rtp_init(struct aw8695 *aw8695)
+{
+ unsigned int buf_len = 0;
+
+ pr_info("%s enter\n", __func__);
+
+ aw8695->rtp_cnt = 0;
+
+ while((!aw8695_haptic_rtp_get_fifo_afi(aw8695)) &&
+ (aw8695->play_mode == AW8695_HAPTIC_RTP_MODE)) {
+ pr_info("%s rtp cnt = %d\n", __func__, aw8695->rtp_cnt);
+ if((aw8695_rtp->len-aw8695->rtp_cnt) < (aw8695->ram.base_addr>>2)) {
+ buf_len = aw8695_rtp->len-aw8695->rtp_cnt;
+ } else {
+ buf_len = (aw8695->ram.base_addr>>2);
+ }
+ aw8695_i2c_writes(aw8695, AW8695_REG_RTP_DATA,
+ &aw8695_rtp->data[aw8695->rtp_cnt], buf_len);
+ aw8695->rtp_cnt += buf_len;
+ if(aw8695->rtp_cnt == aw8695_rtp->len) {
+ pr_info("%s: rtp update complete\n", __func__);
+ aw8695->rtp_cnt = 0;
+ return 0;
+ }
+ }
+
+ if(aw8695->play_mode == AW8695_HAPTIC_RTP_MODE) {
+ aw8695_haptic_set_rtp_aei(aw8695, true);
+ }
+
+ pr_info("%s exit\n", __func__);
+
+ return 0;
+}
+
+static void aw8695_rtp_work_routine(struct work_struct *work)
+{
+ const struct firmware *rtp_file;
+ int ret = -1;
+ struct aw8695 *aw8695 = container_of(work, struct aw8695, rtp_work);
+
+ pr_info("%s enter\n", __func__);
+
+ /* fw loaded */
+ ret = request_firmware(&rtp_file,
+ aw8695_rtp_name[aw8695->rtp_file_num],
+ aw8695->dev);
+ if(ret < 0)
+ {
+ pr_err("%s: failed to read %s\n", __func__,
+ aw8695_rtp_name[aw8695->rtp_file_num]);
+ return ;
+ }
+ aw8695->rtp_init = 0;
+ kfree(aw8695_rtp);
+ aw8695_rtp = kzalloc(rtp_file->size+sizeof(int), GFP_KERNEL);
+ if (!aw8695_rtp) {
+ release_firmware(rtp_file);
+ pr_err("%s: error allocating memory\n", __func__);
+ return;
+ }
+ aw8695_rtp->len = rtp_file->size;
+ pr_info("%s: rtp file [%s] size = %d\n", __func__,
+ aw8695_rtp_name[aw8695->rtp_file_num], aw8695_rtp->len);
+ memcpy(aw8695_rtp->data, rtp_file->data, rtp_file->size);
+ release_firmware(rtp_file);
+
+ aw8695->rtp_init = 1;
+
+ /* rtp mode config */
+ aw8695_haptic_play_mode(aw8695, AW8695_HAPTIC_RTP_MODE);
+
+ /* haptic start */
+ aw8695_haptic_start(aw8695);
+
+ aw8695_haptic_rtp_init(aw8695);
+}
+
+
+/*****************************************************
+ *
+ * haptic - audio
+ *
+ *****************************************************/
+static enum hrtimer_restart aw8695_haptic_audio_timer_func(struct hrtimer *timer)
+{
+ struct aw8695 *aw8695 = container_of(timer, struct aw8695, haptic_audio.timer);
+
+ pr_debug("%s enter\n", __func__);
+ schedule_work(&aw8695->haptic_audio.work);
+
+ hrtimer_start(&aw8695->haptic_audio.timer,
+ ktime_set(aw8695->haptic_audio.timer_val/1000000,
+ (aw8695->haptic_audio.timer_val%1000000)*1000),
+ HRTIMER_MODE_REL);
+ return HRTIMER_NORESTART;
+}
+
+static void aw8695_haptic_audio_work_routine(struct work_struct *work)
+{
+ struct aw8695 *aw8695 = container_of(work, struct aw8695, haptic_audio.work);
+
+ pr_debug("%s enter\n", __func__);
+
+ mutex_lock(&aw8695->haptic_audio.lock);
+ memcpy(&aw8695->haptic_audio.ctr,
+ &aw8695->haptic_audio.data[aw8695->haptic_audio.cnt],
+ sizeof(struct haptic_ctr));
+ pr_debug("%s: cnt=%d, cmd=%d, play=%d, wavseq=%d, loop=%d, gain=%d\n",
+ __func__,
+ aw8695->haptic_audio.cnt,
+ aw8695->haptic_audio.ctr.cmd,
+ aw8695->haptic_audio.ctr.play,
+ aw8695->haptic_audio.ctr.wavseq,
+ aw8695->haptic_audio.ctr.loop,
+ aw8695->haptic_audio.ctr.gain);
+ mutex_unlock(&aw8695->haptic_audio.lock);
+ if(aw8695->haptic_audio.ctr.cmd == 0x01) {
+ if(aw8695->haptic_audio.ctr.play == 0x01) {
+ pr_info("%s: haptic_audio_play_start\n", __func__);
+ mutex_lock(&aw8695->lock);
+ aw8695_haptic_stop(aw8695);
+
+ aw8695_haptic_play_mode(aw8695, AW8695_HAPTIC_RAM_MODE);
+
+ aw8695_haptic_set_wav_seq(aw8695, 0x00,
+ aw8695->haptic_audio.ctr.wavseq);
+ aw8695_haptic_set_wav_seq(aw8695, 0x01, 0x00);
+
+ aw8695_haptic_set_wav_loop(aw8695, 0x00,
+ aw8695->haptic_audio.ctr.loop);
+
+ aw8695_haptic_set_gain(aw8695,
+ aw8695->haptic_audio.ctr.gain);
+
+ aw8695_haptic_start(aw8695);
+ mutex_unlock(&aw8695->lock);
+ }
+ mutex_lock(&aw8695->haptic_audio.lock);
+ memset(&aw8695->haptic_audio.data[aw8695->haptic_audio.cnt],
+ 0, sizeof(struct haptic_ctr));
+ mutex_unlock(&aw8695->haptic_audio.lock);
+ }
+
+ mutex_lock(&aw8695->haptic_audio.lock);
+ aw8695->haptic_audio.cnt ++;
+ if(aw8695->haptic_audio.data[aw8695->haptic_audio.cnt].cmd == 0) {
+ aw8695->haptic_audio.cnt = 0;
+ pr_debug("%s: haptic play buffer restart\n", __func__);
+ }
+ mutex_unlock(&aw8695->haptic_audio.lock);
+
+}
+
+
+
+/*****************************************************
+ *
+ * haptic cont
+ *
+ *****************************************************/
+static int aw8695_haptic_cont(struct aw8695 *aw8695)
+{
+ pr_info("%s enter\n", __func__);
+
+ mutex_lock(&aw8695->lock);
+
+
+ /* work mode */
+ aw8695_haptic_play_mode(aw8695, AW8695_HAPTIC_CONT_MODE);
+
+ /* preset f0 */
+ aw8695->f0_pre = aw8695->f0;
+ aw8695_haptic_set_f0_preset(aw8695);
+
+ /* lpf */
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_DATCTRL,
+ AW8695_BIT_DATCTRL_FC_MASK, AW8695_BIT_DATCTRL_FC_1000HZ);
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_DATCTRL,
+ AW8695_BIT_DATCTRL_LPF_ENABLE_MASK, AW8695_BIT_DATCTRL_LPF_ENABLE);
+
+ /* cont config */
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_CONT_CTRL,
+ AW8695_BIT_CONT_CTRL_ZC_DETEC_MASK, AW8695_BIT_CONT_CTRL_ZC_DETEC_ENABLE);
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_CONT_CTRL,
+ AW8695_BIT_CONT_CTRL_WAIT_PERIOD_MASK, AW8695_BIT_CONT_CTRL_WAIT_1PERIOD);
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_CONT_CTRL,
+ AW8695_BIT_CONT_CTRL_MODE_MASK, AW8695_BIT_CONT_CTRL_BY_GO_SIGNAL);
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_CONT_CTRL,
+ AW8695_BIT_CONT_CTRL_EN_CLOSE_MASK, AW8695_BIT_CONT_CTRL_OPEN_PLAYBACK);
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_CONT_CTRL,
+ AW8695_BIT_CONT_CTRL_F0_DETECT_MASK, AW8695_BIT_CONT_CTRL_F0_DETECT_DISABLE);
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_CONT_CTRL,
+ AW8695_BIT_CONT_CTRL_O2C_MASK, AW8695_BIT_CONT_CTRL_O2C_DISABLE);
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_CONT_CTRL,
+ AW8695_BIT_CONT_CTRL_AUTO_BRK_MASK, AW8695_BIT_CONT_CTRL_AUTO_BRK_ENABLE);
+
+ /* TD time */
+ aw8695_i2c_write(aw8695, AW8695_REG_TD_H, 0x00);
+ aw8695_i2c_write(aw8695, AW8695_REG_TD_L, 0x5d);
+ aw8695_i2c_write(aw8695, AW8695_REG_TSET, 0x12);
+
+ /* zero cross */
+ aw8695_i2c_write(aw8695, AW8695_REG_ZC_THRSH_H, 0x0f);
+ aw8695_i2c_write(aw8695, AW8695_REG_ZC_THRSH_L, 0xf1);
+
+ /* bemf */
+ aw8695_i2c_write(aw8695, AW8695_REG_BEMF_VTHH_H, 0x10);
+ aw8695_i2c_write(aw8695, AW8695_REG_BEMF_VTHH_L, 0x08);
+ aw8695_i2c_write(aw8695, AW8695_REG_BEMF_VTHL_H, 0x03);
+ aw8695_i2c_write(aw8695, AW8695_REG_BEMF_VTHL_L, 0xf8);
+ aw8695_i2c_write(aw8695, AW8695_REG_BEMF_NUM, 0x53);
+ aw8695_i2c_write(aw8695, AW8695_REG_TIME_NZC, 0x1f);
+
+ /* f0 driver level */
+ aw8695_i2c_write(aw8695, AW8695_REG_DRV_LVL, aw8695->f0_drv_lvl);
+ aw8695_i2c_write(aw8695, AW8695_REG_DRV_LVL_OV, 0x7f);
+
+ /* cont play go */
+ aw8695_haptic_play_go(aw8695, true);
+
+ mutex_unlock(&aw8695->lock);
+
+ return 0;
+}
+
+/*****************************************************
+ *
+ * haptic f0 cali
+ *
+ *****************************************************/
+static int aw8695_haptic_f0_calibration(struct aw8695 *aw8695)
+{
+ int ret = 0;
+ unsigned char i = 0;
+ unsigned char reg_val = 0;
+ unsigned char f0_pre_num = 0;
+ unsigned char f0_wait_num = 0;
+ unsigned char f0_repeat_num = 0;
+ unsigned char f0_trace_num = 0;
+ unsigned int t_f0_ms = 0;
+ unsigned int t_f0_trace_ms = 0;
+ unsigned int f0_cali_cnt = 50;
+ char f0_cali_lra = 0;
+ int f0_cali_step = 0;
+ int f0_dft_step = 0;
+
+ pr_info("%s enter\n", __func__);
+
+ mutex_lock(&aw8695->lock);
+
+ aw8695->f0_pre = AW8695_HAPTIC_F0_PRE;
+ aw8695->f0 = aw8695->f0_pre;
+ aw8695->f0_drv_lvl = AW8695_HAPTIC_F0_DRV_LVL;
+
+ /* f0 calibrate work mode */
+ aw8695_haptic_play_mode(aw8695, AW8695_HAPTIC_CONT_MODE);
+
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_CONT_CTRL,
+ AW8695_BIT_CONT_CTRL_EN_CLOSE_MASK, AW8695_BIT_CONT_CTRL_OPEN_PLAYBACK);
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_CONT_CTRL,
+ AW8695_BIT_CONT_CTRL_F0_DETECT_MASK, AW8695_BIT_CONT_CTRL_F0_DETECT_ENABLE);
+
+ /* LPF */
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_DATCTRL,
+ AW8695_BIT_DATCTRL_FC_MASK, AW8695_BIT_DATCTRL_FC_1000HZ);
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_DATCTRL,
+ AW8695_BIT_DATCTRL_LPF_ENABLE_MASK, AW8695_BIT_DATCTRL_LPF_ENABLE);
+
+ /* LRA OSC Source */
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_ANACTRL,
+ AW8695_BIT_ANACTRL_LRA_SRC_MASK, AW8695_BIT_ANACTRL_LRA_SRC_REG);
+
+ /* preset f0 */
+ aw8695_haptic_set_f0_preset(aw8695);
+
+ /* beme config */
+ aw8695_i2c_write(aw8695, AW8695_REG_BEMF_VTHH_H, 0x10);
+ aw8695_i2c_write(aw8695, AW8695_REG_BEMF_VTHH_L, 0x08);
+ aw8695_i2c_write(aw8695, AW8695_REG_BEMF_VTHL_H, 0x03);
+ aw8695_i2c_write(aw8695, AW8695_REG_BEMF_VTHL_L, 0xf8);
+
+ /* f0 driver level */
+ aw8695_i2c_write(aw8695, AW8695_REG_DRV_LVL, aw8695->f0_drv_lvl);
+
+ /* f0 trace parameter */
+ f0_pre_num = 0x05;
+ f0_wait_num = 0x03;
+ f0_repeat_num = 0x02;
+ f0_trace_num = 0x0f;
+ aw8695_i2c_write(aw8695, AW8695_REG_NUM_F0_1, (f0_pre_num<<4)|(f0_wait_num<<0));
+ aw8695_i2c_write(aw8695, AW8695_REG_NUM_F0_2, (f0_repeat_num<<0));
+ aw8695_i2c_write(aw8695, AW8695_REG_NUM_F0_3, (f0_trace_num<<0));
+
+ /* clear aw8695 interrupt */
+ ret = aw8695_i2c_read(aw8695, AW8695_REG_SYSINT, ®_val);
+
+ /* play go and start f0 calibration */
+ aw8695_haptic_play_go(aw8695, true);
+
+ /* f0 trace time */
+ t_f0_ms = 1000*10/aw8695->f0_pre;
+ t_f0_trace_ms = t_f0_ms * (f0_pre_num + f0_wait_num + (f0_trace_num+f0_wait_num)*(f0_repeat_num-1));
+ msleep(t_f0_trace_ms);
+
+ for(i=0; i<f0_cali_cnt; i++) {
+ ret = aw8695_i2c_read(aw8695, AW8695_REG_SYSINT, ®_val);
+ /* f0 calibrate done */
+ if(reg_val & 0x01) {
+ aw8695_haptic_get_f0(aw8695);
+ aw8695_haptic_get_beme(aw8695);
+ break;
+ }
+ msleep(10);
+ pr_debug("%s f0 cali sleep 10ms\n", __func__);
+ }
+
+ if(i == f0_cali_cnt) {
+ pr_err("%s get f0 error, user defafult f0\n", __func__);
+ } else {
+ /* calculate cali step */
+ f0_cali_step = 10000*((int)aw8695->f0-(int)aw8695->f0_pre)/((int)aw8695->f0_pre*24);
+ pr_debug("%s f0_cali_step=%d\n", __func__, f0_cali_step);
+
+ /* get default cali step */
+ aw8695_i2c_read(aw8695, AW8695_REG_TRIM_LRA, ®_val);
+ if(reg_val & 0x20) {
+ f0_dft_step = reg_val - 0x40;
+ } else {
+ f0_dft_step = reg_val;
+ }
+ pr_debug("%s f0_dft_step=%d\n", __func__, f0_dft_step);
+
+ /* get new cali step */
+ f0_cali_step += f0_dft_step;
+ pr_debug("%s f0_cali_step=%d\n", __func__, f0_cali_step);
+
+ if(f0_cali_step > 31) {
+ f0_cali_step = 31;
+ } else if(f0_cali_step < -32) {
+ f0_cali_step = -32;
+ }
+ f0_cali_lra = (char)f0_cali_step;
+ pr_debug("%s f0_cali_lra=%d\n", __func__, f0_cali_lra);
+
+ /* get cali step complement code*/
+ if(f0_cali_lra < 0) {
+ f0_cali_lra = ~f0_cali_lra;
+ f0_cali_lra ++;
+ }
+ pr_debug("%s reg f0_cali_lra=%d\n", __func__, f0_cali_lra);
+
+ /* update cali step */
+ aw8695_i2c_write(aw8695, AW8695_REG_TRIM_LRA, (char)f0_cali_lra);
+ aw8695_i2c_read(aw8695, AW8695_REG_TRIM_LRA, ®_val);
+ pr_info("%s final trim_lra=0x%02x\n", __func__, reg_val);
+ }
+
+ /* restore default work mode */
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_CONT_CTRL,
+ AW8695_BIT_CONT_CTRL_EN_CLOSE_MASK, AW8695_BIT_CONT_CTRL_CLOSE_PLAYBACK);
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_CONT_CTRL,
+ AW8695_BIT_CONT_CTRL_F0_DETECT_MASK, AW8695_BIT_CONT_CTRL_F0_DETECT_DISABLE);
+
+ aw8695_haptic_play_mode(aw8695, AW8695_HAPTIC_RAM_MODE);
+ aw8695_haptic_stop(aw8695);
+
+ mutex_unlock(&aw8695->lock);
+
+ return ret;
+}
+
+/*****************************************************
+ *
+ * haptic fops
+ *
+ *****************************************************/
+static int aw8695_file_open(struct inode *inode, struct file *file)
+{
+ if (!try_module_get(THIS_MODULE))
+ return -ENODEV;
+
+ file->private_data = (void*)g_aw8695;
+
+ return 0;
+}
+
+static int aw8695_file_release(struct inode *inode, struct file *file)
+{
+ file->private_data = (void*)NULL;
+
+ module_put(THIS_MODULE);
+
+ return 0;
+}
+
+static long aw8695_file_unlocked_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+{
+ struct aw8695 *aw8695 = (struct aw8695 *)file->private_data;
+
+ int ret = 0;
+
+ dev_info(aw8695->dev, "%s: cmd=0x%x, arg=0x%lx\n",
+ __func__, cmd, arg);
+
+ mutex_lock(&aw8695->lock);
+
+ if(_IOC_TYPE(cmd) != AW8695_HAPTIC_IOCTL_MAGIC) {
+ dev_err(aw8695->dev, "%s: cmd magic err\n",
+ __func__);
+ return -EINVAL;
+ }
+
+ switch (cmd) {
+ default:
+ dev_err(aw8695->dev, "%s, unknown cmd\n", __func__);
+ break;
+ }
+
+ mutex_unlock(&aw8695->lock);
+
+ return ret;
+}
+
+static ssize_t aw8695_file_read(struct file* filp, char* buff, size_t len, loff_t* offset)
+{
+ struct aw8695 *aw8695 = (struct aw8695 *)filp->private_data;
+ int ret = 0;
+ int i = 0;
+ unsigned char reg_val = 0;
+ unsigned char *pbuff = NULL;
+
+ mutex_lock(&aw8695->lock);
+
+ dev_info(aw8695->dev, "%s: len=%zu\n", __func__, len);
+
+ switch(aw8695->fileops.cmd)
+ {
+ case AW8695_HAPTIC_CMD_READ_REG:
+ pbuff = (unsigned char *)kzalloc(len, GFP_KERNEL);
+ if(pbuff != NULL) {
+ for(i=0; i<len; i++) {
+ aw8695_i2c_read(aw8695, aw8695->fileops.reg+i, ®_val);
+ pbuff[i] = reg_val;
+ }
+ for(i=0; i<len; i++) {
+ dev_info(aw8695->dev, "%s: pbuff[%d]=0x%02x\n",
+ __func__, i, pbuff[i]);
+ }
+ ret = copy_to_user(buff, pbuff, len);
+ if(ret) {
+ dev_err(aw8695->dev, "%s: copy to user fail\n", __func__);
+ }
+ kfree(pbuff);
+ } else {
+ dev_err(aw8695->dev, "%s: alloc memory fail\n", __func__);
+ }
+ break;
+ default:
+ dev_err(aw8695->dev, "%s, unknown cmd %d \n", __func__, aw8695->fileops.cmd);
+ break;
+ }
+
+ mutex_unlock(&aw8695->lock);
+
+
+ return len;
+}
+
+static ssize_t aw8695_file_write(struct file* filp, const char* buff, size_t len, loff_t* off)
+{
+ struct aw8695 *aw8695 = (struct aw8695 *)filp->private_data;
+ int i = 0;
+ int ret = 0;
+ unsigned char *pbuff = NULL;
+
+ pbuff = (unsigned char *)kzalloc(len, GFP_KERNEL);
+ if(pbuff == NULL) {
+ dev_err(aw8695->dev, "%s: alloc memory fail\n", __func__);
+ return len;
+ }
+ ret = copy_from_user(pbuff, buff, len);
+ if(ret) {
+ dev_err(aw8695->dev, "%s: copy from user fail\n", __func__);
+ return len;
+ }
+
+ for(i=0; i<len; i++) {
+ dev_info(aw8695->dev, "%s: pbuff[%d]=0x%02x\n",
+ __func__, i, pbuff[i]);
+ }
+
+ mutex_lock(&aw8695->lock);
+
+ aw8695->fileops.cmd = pbuff[0];
+
+ switch(aw8695->fileops.cmd)
+ {
+ case AW8695_HAPTIC_CMD_READ_REG:
+ if(len == 2) {
+ aw8695->fileops.reg = pbuff[1];
+ } else {
+ dev_err(aw8695->dev, "%s: read cmd len %zu err\n", __func__, len);
+ }
+ break;
+ case AW8695_HAPTIC_CMD_WRITE_REG:
+ if(len > 2) {
+ for(i=0; i<len-2; i++) {
+ dev_info(aw8695->dev, "%s: write reg0x%02x=0x%02x\n",
+ __func__, pbuff[1]+i, pbuff[i+2]);
+ aw8695_i2c_write(aw8695, pbuff[1]+i, pbuff[2+i]);
+ }
+ } else {
+ dev_err(aw8695->dev, "%s: write cmd len %zu err\n", __func__, len);
+ }
+ break;
+ default:
+ dev_err(aw8695->dev, "%s, unknown cmd %d \n", __func__, aw8695->fileops.cmd);
+ break;
+ }
+
+ mutex_unlock(&aw8695->lock);
+
+ if(pbuff != NULL) {
+ kfree(pbuff);
+ }
+ return len;
+}
+
+static struct file_operations fops =
+{
+ .owner = THIS_MODULE,
+ .read = aw8695_file_read,
+ .write = aw8695_file_write,
+ .unlocked_ioctl = aw8695_file_unlocked_ioctl,
+ .open = aw8695_file_open,
+ .release = aw8695_file_release,
+};
+
+static struct miscdevice aw8695_haptic_misc =
+{
+ .minor = MISC_DYNAMIC_MINOR,
+ .name = AW8695_HAPTIC_NAME,
+ .fops = &fops,
+};
+
+static int aw8695_haptic_init(struct aw8695 *aw8695)
+{
+ int ret = 0;
+ unsigned char i = 0;
+ unsigned char reg_val = 0;
+
+ pr_info("%s enter\n", __func__);
+
+ ret = misc_register(&aw8695_haptic_misc);
+ if(ret) {
+ dev_err(aw8695->dev, "%s: misc fail: %d\n", __func__, ret);
+ return ret;
+ }
+
+ /* haptic audio */
+ aw8695->haptic_audio.delay_val = 20833;
+ aw8695->haptic_audio.timer_val = 20833;
+
+ hrtimer_init(&aw8695->haptic_audio.timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
+ aw8695->haptic_audio.timer.function = aw8695_haptic_audio_timer_func;
+ INIT_WORK(&aw8695->haptic_audio.work, aw8695_haptic_audio_work_routine);
+
+ mutex_init(&aw8695->haptic_audio.lock);
+
+
+ /* haptic init */
+ mutex_lock(&aw8695->lock);
+
+ ret = aw8695_i2c_read(aw8695, AW8695_REG_WAVSEQ1, ®_val);
+ aw8695->index = reg_val & 0x7F;
+ ret = aw8695_i2c_read(aw8695, AW8695_REG_DATDBG, ®_val);
+ aw8695->gain = reg_val & 0x7F;
+ ret = aw8695_i2c_read(aw8695, AW8695_REG_BSTDBG4, ®_val);
+ aw8695->vmax = (reg_val>>0)&0x3F;
+ for(i=0; i<AW8695_SEQUENCER_SIZE; i++) {
+ ret = aw8695_i2c_read(aw8695, AW8695_REG_WAVSEQ1+i, ®_val);
+ aw8695->seq[i] = reg_val;
+ }
+
+ aw8695_haptic_play_mode(aw8695, AW8695_HAPTIC_STANDBY_MODE);
+
+ aw8695_haptic_set_pwm(aw8695, AW8695_PWM_24K);
+
+ aw8695_i2c_write(aw8695, AW8695_REG_BSTDBG1, 0x30);
+ aw8695_i2c_write(aw8695, AW8695_REG_BSTDBG2, 0xeb);
+ aw8695_i2c_write(aw8695, AW8695_REG_BSTDBG3, 0xd4);
+ aw8695_i2c_write(aw8695, AW8695_REG_TSET, 0x12);
+ aw8695_i2c_write(aw8695, AW8695_REG_R_SPARE, 0x68);
+
+ aw8695_haptic_set_bst_peak_cur(aw8695, 0x01);
+
+ mutex_unlock(&aw8695->lock);
+
+
+ /* f0 calibration */
+ aw8695_haptic_f0_calibration(aw8695);
+
+ return ret;
+}
+
+
+
+/*****************************************************
+ *
+ * vibrator
+ *
+ *****************************************************/
+#ifdef TIMED_OUTPUT
+static int aw8695_vibrator_get_time(struct timed_output_dev *dev)
+{
+ struct aw8695 *aw8695 = container_of(dev, struct aw8695, to_dev);
+
+ if (hrtimer_active(&aw8695->timer)) {
+ ktime_t r = hrtimer_get_remaining(&aw8695->timer);
+ return ktime_to_ms(r);
+ }
+
+ return 0;
+}
+
+static void aw8695_vibrator_enable( struct timed_output_dev *dev, int value)
+{
+ struct aw8695 *aw8695 = container_of(dev, struct aw8695, to_dev);
+
+ mutex_lock(&aw8695->lock);
+
+ pr_debug("%s enter\n", __func__);
+
+ aw8695_haptic_stop(aw8695);
+
+ if (value > 0) {
+ aw8695_haptic_play_wav_seq(aw8695, value);
+ }
+
+ mutex_unlock(&aw8695->lock);
+
+ pr_debug("%s exit\n", __func__);
+}
+
+#else
+static enum led_brightness aw8695_haptic_brightness_get(struct led_classdev *cdev)
+{
+ struct aw8695 *aw8695 =
+ container_of(cdev, struct aw8695, cdev);
+
+ return aw8695->amplitude;
+}
+
+static void aw8695_haptic_brightness_set(struct led_classdev *cdev,
+ enum led_brightness level)
+{
+ struct aw8695 *aw8695 =
+ container_of(cdev, struct aw8695, cdev);
+
+ aw8695->amplitude = level;
+
+ mutex_lock(&aw8695->lock);
+
+ aw8695_haptic_stop(aw8695);
+ if (aw8695->amplitude > 0) {
+ aw8695_haptic_play_wav_seq(aw8695, aw8695->amplitude);
+ }
+
+ mutex_unlock(&aw8695->lock);
+
+}
+#endif
+
+static ssize_t aw8695_state_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+
+ return snprintf(buf, PAGE_SIZE, "%d\n", aw8695->state);
+}
+
+static ssize_t aw8695_state_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ return count;
+}
+
+static ssize_t aw8695_duration_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ ktime_t time_rem;
+ s64 time_ms = 0;
+
+ if (hrtimer_active(&aw8695->timer)) {
+ time_rem = hrtimer_get_remaining(&aw8695->timer);
+ time_ms = ktime_to_ms(time_rem);
+ }
+
+ return snprintf(buf, PAGE_SIZE, "%lld\n", time_ms);
+}
+
+static ssize_t aw8695_duration_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ unsigned int val = 0;
+ int rc = 0;
+
+ rc = kstrtouint(buf, 0, &val);
+ if (rc < 0)
+ return rc;
+
+ /* setting 0 on duration is NOP for now */
+ if (val <= 0)
+ return count;
+
+ aw8695->duration = val;
+
+ return count;
+}
+
+static ssize_t aw8695_activate_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+
+ /* For now nothing to show */
+ return snprintf(buf, PAGE_SIZE, "%d\n", aw8695->state);
+}
+
+static ssize_t aw8695_activate_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ unsigned int val = 0;
+ int rc = 0;;
+
+ rc = kstrtouint(buf, 0, &val);
+ if (rc < 0)
+ return rc;
+
+ if (val != 0 && val != 1)
+ return count;
+
+ pr_debug("%s: value=%d\n", __FUNCTION__, val);
+
+ mutex_lock(&aw8695->lock);
+ hrtimer_cancel(&aw8695->timer);
+
+ aw8695->state = val;
+
+ if (aw8695->state)
+ {
+ /* clip value to max */
+ val = aw8695->duration;
+ /* run ms timer */
+ hrtimer_start(&aw8695->timer,
+ ktime_set(val / 1000, (val % 1000) * 1000000),
+ HRTIMER_MODE_REL);
+ }
+ mutex_unlock(&aw8695->lock);
+ schedule_work(&aw8695->vibrator_work);
+
+ return count;
+}
+
+static ssize_t aw8695_index_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ unsigned char reg_val = 0;
+ aw8695_i2c_read(aw8695, AW8695_REG_WAVSEQ1, ®_val);
+ aw8695->index = reg_val;
+
+ return snprintf(buf, PAGE_SIZE, "%d\n", aw8695->index);
+}
+
+static ssize_t aw8695_index_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ unsigned int val = 0;
+ int rc = 0;
+
+ rc = kstrtouint(buf, 0, &val);
+ if (rc < 0)
+ return rc;
+
+ pr_debug("%s: value=%d\n", __FUNCTION__, val);
+
+ mutex_lock(&aw8695->lock);
+ aw8695->index = val;
+ aw8695_haptic_set_repeat_wav_seq(aw8695, aw8695->index);
+ mutex_unlock(&aw8695->lock);
+ return count;
+}
+
+static ssize_t aw8695_vmax_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+
+ return snprintf(buf, PAGE_SIZE, "0x%02x\n", aw8695->vmax);
+}
+
+static ssize_t aw8695_vmax_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ unsigned int val = 0;
+ int rc = 0;
+
+ rc = kstrtouint(buf, 0, &val);
+ if (rc < 0)
+ return rc;
+
+ pr_debug("%s: value=%d\n", __FUNCTION__, val);
+
+ mutex_lock(&aw8695->lock);
+ aw8695->vmax = val;
+ aw8695_haptic_set_bst_vol(aw8695, aw8695->vmax);
+ mutex_unlock(&aw8695->lock);
+ return count;
+}
+
+static ssize_t aw8695_gain_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+
+ return snprintf(buf, PAGE_SIZE, "0x%02x\n", aw8695->gain);
+}
+
+static ssize_t aw8695_gain_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ unsigned int val = 0;
+ int rc = 0;
+
+ rc = kstrtouint(buf, 0, &val);
+ if (rc < 0)
+ return rc;
+
+ pr_debug("%s: value=%d\n", __FUNCTION__, val);
+
+ mutex_lock(&aw8695->lock);
+ aw8695->gain = val;
+ aw8695_haptic_set_gain(aw8695, aw8695->gain);
+ mutex_unlock(&aw8695->lock);
+ return count;
+}
+
+static ssize_t aw8695_seq_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ size_t count = 0;
+ unsigned char i = 0;
+ unsigned char reg_val = 0;
+
+ for(i=0; i<AW8695_SEQUENCER_SIZE; i++) {
+ aw8695_i2c_read(aw8695, AW8695_REG_WAVSEQ1+i, ®_val);
+ count += snprintf(buf+count, PAGE_SIZE-count,
+ "seq%d: 0x%02x\n", i+1, reg_val);
+ aw8695->seq[i] |= reg_val;
+ }
+ return count;
+}
+
+static ssize_t aw8695_seq_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ unsigned int databuf[2] = {0, 0};
+
+ if(2 == sscanf(buf, "%x %x", &databuf[0], &databuf[1])) {
+ pr_debug("%s: seq%d=0x%x\n", __FUNCTION__, databuf[0], databuf[1]);
+ mutex_lock(&aw8695->lock);
+ aw8695->seq[databuf[0]] = (unsigned char)databuf[1];
+ aw8695_haptic_set_wav_seq(aw8695, (unsigned char)databuf[0],
+ aw8695->seq[databuf[0]]);
+ mutex_unlock(&aw8695->lock);
+ }
+ return count;
+}
+
+static ssize_t aw8695_loop_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ size_t count = 0;
+ unsigned char i = 0;
+ unsigned char reg_val = 0;
+
+ for(i=0; i<AW8695_SEQUENCER_LOOP_SIZE; i++) {
+ aw8695_i2c_read(aw8695, AW8695_REG_WAVLOOP1+i, ®_val);
+ aw8695->loop[i*2+0] = (reg_val>>4)&0x0F;
+ aw8695->loop[i*2+1] = (reg_val>>0)&0x0F;
+
+ count += snprintf(buf+count, PAGE_SIZE-count,
+ "seq%d loop: 0x%02x\n", i*2+1, aw8695->loop[i*2+0]);
+ count += snprintf(buf+count, PAGE_SIZE-count,
+ "seq%d loop: 0x%02x\n", i*2+2, aw8695->loop[i*2+1]);
+ }
+ return count;
+}
+
+static ssize_t aw8695_loop_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ unsigned int databuf[2] = {0, 0};
+
+ if(2 == sscanf(buf, "%x %x", &databuf[0], &databuf[1])) {
+ pr_debug("%s: seq%d loop=0x%x\n", __FUNCTION__, databuf[0], databuf[1]);
+ mutex_lock(&aw8695->lock);
+ aw8695->loop[databuf[0]] = (unsigned char)databuf[1];
+ aw8695_haptic_set_wav_loop(aw8695, (unsigned char)databuf[0],
+ aw8695->loop[databuf[0]]);
+ mutex_unlock(&aw8695->lock);
+ }
+
+ return count;
+}
+
+static ssize_t aw8695_reg_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ ssize_t len = 0;
+ unsigned char i = 0;
+ unsigned char reg_val = 0;
+ for(i = 0; i < AW8695_REG_MAX; i ++) {
+ if(!(aw8695_reg_access[i]®_RD_ACCESS))
+ continue;
+ aw8695_i2c_read(aw8695, i, ®_val);
+ len += snprintf(buf+len, PAGE_SIZE-len, "reg:0x%02x=0x%02x \n", i, reg_val);
+ }
+ return len;
+}
+
+static ssize_t aw8695_reg_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ unsigned int databuf[2] = {0, 0};
+
+ if(2 == sscanf(buf, "%x %x", &databuf[0], &databuf[1])) {
+ aw8695_i2c_write(aw8695, (unsigned char)databuf[0], (unsigned char)databuf[1]);
+ }
+
+ return count;
+}
+
+static ssize_t aw8695_rtp_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ ssize_t len = 0;
+ len += snprintf(buf+len, PAGE_SIZE-len, "rtp play: %d\n", aw8695->rtp_cnt);
+
+ return len;
+}
+
+static ssize_t aw8695_rtp_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ unsigned int val = 0;
+ int rc = 0;
+
+ rc = kstrtouint(buf, 0, &val);
+ if (rc < 0)
+ return rc;
+
+ aw8695_haptic_stop(aw8695);
+ aw8695_haptic_set_rtp_aei(aw8695, false);
+ aw8695_interrupt_clear(aw8695);
+ if(val < (sizeof(aw8695_rtp_name)/AW8695_RTP_NAME_MAX)) {
+ aw8695->rtp_file_num = val;
+ if(val) {
+ schedule_work(&aw8695->rtp_work);
+ }
+ } else {
+ pr_err("%s: rtp_file_num 0x%02x over max value \n", __func__, aw8695->rtp_file_num);
+ }
+
+ return count;
+}
+
+static ssize_t aw8695_ram_update_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+#ifdef TIMED_OUTPUT
+ //struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ //struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ //struct led_classdev *cdev = dev_get_drvdata(dev);
+ //struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ ssize_t len = 0;
+ len += snprintf(buf+len, PAGE_SIZE-len, "sram update mode\n");
+ return len;
+}
+
+static ssize_t aw8695_ram_update_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ unsigned int val = 0;
+ int rc = 0;
+
+ rc = kstrtouint(buf, 0, &val);
+ if (rc < 0)
+ return rc;
+
+ if(val) {
+ aw8695_ram_update(aw8695);
+ }
+ return count;
+}
+
+static ssize_t aw8695_cali_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ ssize_t len = 0;
+ aw8695_haptic_get_f0(aw8695);
+ len += snprintf(buf+len, PAGE_SIZE-len, "aw8695 f0 = %d\n", aw8695->f0);
+ return len;
+}
+
+static ssize_t aw8695_cali_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ unsigned int val = 0;
+ int rc = 0;
+
+ rc = kstrtouint(buf, 0, &val);
+ if (rc < 0)
+ return rc;
+
+ if(val) {
+ aw8695_haptic_f0_calibration(aw8695);
+ }
+ return count;
+}
+
+static ssize_t aw8695_cont_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ ssize_t len = 0;
+ aw8695_haptic_get_f0(aw8695);
+ len += snprintf(buf+len, PAGE_SIZE-len, "aw8695 f0 = %d\n", aw8695->f0);
+ return len;
+}
+
+static ssize_t aw8695_cont_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ unsigned int val = 0;
+ int rc = 0;
+
+ rc = kstrtouint(buf, 0, &val);
+ if (rc < 0)
+ return rc;
+
+ aw8695_haptic_stop(aw8695);
+ if(val) {
+ aw8695_haptic_cont(aw8695);
+ }
+ return count;
+}
+
+
+static ssize_t aw8695_haptic_audio_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ ssize_t len = 0;
+ len += snprintf(buf+len, PAGE_SIZE-len, "%d\n", aw8695->haptic_audio.cnt);
+ return len;
+}
+
+static ssize_t aw8695_haptic_audio_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ unsigned int databuf[6] = {0};
+
+ if(6 == sscanf(buf, "%d %d %d %d %d %d", &databuf[0], &databuf[1], &databuf[2],
+ &databuf[3], &databuf[4], &databuf[5])) {
+ pr_debug("%s: cnt=%d, cmd=%d, play=%d, wavseq=%d, loop=%d, gain=%d\n",
+ __func__, databuf[0], databuf[1], databuf[2], databuf[3],
+ databuf[4], databuf[5]);
+ mutex_lock(&aw8695->haptic_audio.lock);
+ aw8695->haptic_audio.data[(unsigned char)databuf[0]].cmd = (unsigned char)databuf[1];
+ aw8695->haptic_audio.data[(unsigned char)databuf[0]].play = (unsigned char)databuf[2];
+ aw8695->haptic_audio.data[(unsigned char)databuf[0]].wavseq = (unsigned char)databuf[3];
+ aw8695->haptic_audio.data[(unsigned char)databuf[0]].loop = (unsigned char)databuf[4];
+ aw8695->haptic_audio.data[(unsigned char)databuf[0]].gain = (unsigned char)databuf[5];
+ mutex_unlock(&aw8695->haptic_audio.lock);
+
+ if(aw8695->haptic_audio.data[aw8695->haptic_audio.cnt].cmd == 0xff) {
+ pr_info("%s: haptic_audio stop\n", __func__);
+ if(hrtimer_active(&aw8695->haptic_audio.timer)) {
+ pr_info("%s: cancel haptic_audio_timer\n", __func__);
+ hrtimer_cancel(&aw8695->haptic_audio.timer);
+ aw8695->haptic_audio.cnt = 0;
+ aw8695_haptic_set_gain(aw8695, 0x80);
+ }
+ } else {
+ if(hrtimer_active(&aw8695->haptic_audio.timer)) {
+ } else {
+ pr_info("%s: start haptic_audio_timer\n", __func__);
+ hrtimer_start(&aw8695->haptic_audio.timer,
+ ktime_set(aw8695->haptic_audio.delay_val/1000000,
+ (aw8695->haptic_audio.delay_val%1000000)*1000),
+ HRTIMER_MODE_REL);
+ }
+ }
+ }
+ return count;
+}
+
+
+static ssize_t aw8695_haptic_audio_time_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ ssize_t len = 0;
+ len += snprintf(buf+len, PAGE_SIZE-len, "haptic_audio.delay_val=%dus\n", aw8695->haptic_audio.delay_val);
+ len += snprintf(buf+len, PAGE_SIZE-len, "haptic_audio.timer_val=%dus\n", aw8695->haptic_audio.timer_val);
+ return len;
+}
+
+static ssize_t aw8695_haptic_audio_time_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+#ifdef TIMED_OUTPUT
+ struct timed_output_dev *to_dev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(to_dev, struct aw8695, to_dev);
+#else
+ struct led_classdev *cdev = dev_get_drvdata(dev);
+ struct aw8695 *aw8695 = container_of(cdev, struct aw8695, cdev);
+#endif
+ unsigned int databuf[2] = {0};
+
+ if(2 == sscanf(buf, "%d %d", &databuf[0], &databuf[1])) {
+ aw8695->haptic_audio.delay_val = databuf[0];
+ aw8695->haptic_audio.timer_val = databuf[1];
+ }
+ return count;
+}
+
+
+static DEVICE_ATTR(state, S_IWUSR | S_IRUGO, aw8695_state_show, aw8695_state_store);
+static DEVICE_ATTR(duration, S_IWUSR | S_IRUGO, aw8695_duration_show, aw8695_duration_store);
+static DEVICE_ATTR(activate, S_IWUSR | S_IRUGO, aw8695_activate_show, aw8695_activate_store);
+static DEVICE_ATTR(index, S_IWUSR | S_IRUGO, aw8695_index_show, aw8695_index_store);
+static DEVICE_ATTR(vmax, S_IWUSR | S_IRUGO, aw8695_vmax_show, aw8695_vmax_store);
+static DEVICE_ATTR(gain, S_IWUSR | S_IRUGO, aw8695_gain_show, aw8695_gain_store);
+static DEVICE_ATTR(seq, S_IWUSR | S_IRUGO, aw8695_seq_show, aw8695_seq_store);
+static DEVICE_ATTR(loop, S_IWUSR | S_IRUGO, aw8695_loop_show, aw8695_loop_store);
+static DEVICE_ATTR(register, S_IWUSR | S_IRUGO, aw8695_reg_show, aw8695_reg_store);
+static DEVICE_ATTR(rtp, S_IWUSR | S_IRUGO, aw8695_rtp_show, aw8695_rtp_store);
+static DEVICE_ATTR(ram_update, S_IWUSR | S_IRUGO, aw8695_ram_update_show, aw8695_ram_update_store);
+static DEVICE_ATTR(cali, S_IWUSR | S_IRUGO, aw8695_cali_show, aw8695_cali_store);
+static DEVICE_ATTR(cont, S_IWUSR | S_IRUGO, aw8695_cont_show, aw8695_cont_store);
+static DEVICE_ATTR(haptic_audio, S_IWUSR | S_IRUGO, aw8695_haptic_audio_show, aw8695_haptic_audio_store);
+static DEVICE_ATTR(haptic_audio_time, S_IWUSR | S_IRUGO, aw8695_haptic_audio_time_show, aw8695_haptic_audio_time_store);
+
+
+static struct attribute *aw8695_vibrator_attributes[] = {
+ &dev_attr_state.attr,
+ &dev_attr_duration.attr,
+ &dev_attr_activate.attr,
+ &dev_attr_index.attr,
+ &dev_attr_vmax.attr,
+ &dev_attr_gain.attr,
+ &dev_attr_seq.attr,
+ &dev_attr_loop.attr,
+ &dev_attr_register.attr,
+ &dev_attr_rtp.attr,
+ &dev_attr_ram_update.attr,
+ &dev_attr_cali.attr,
+ &dev_attr_cont.attr,
+ &dev_attr_haptic_audio.attr,
+ &dev_attr_haptic_audio_time.attr,
+ NULL
+};
+
+static struct attribute_group aw8695_vibrator_attribute_group = {
+ .attrs = aw8695_vibrator_attributes
+};
+
+static enum hrtimer_restart aw8695_vibrator_timer_func(struct hrtimer *timer)
+{
+ struct aw8695 *aw8695 = container_of(timer, struct aw8695, timer);
+
+ pr_debug("%s enter\n", __func__);
+ aw8695->state = 0;
+ schedule_work(&aw8695->vibrator_work);
+
+ return HRTIMER_NORESTART;
+}
+
+static void aw8695_vibrator_work_routine(struct work_struct *work)
+{
+ struct aw8695 *aw8695 = container_of(work, struct aw8695, vibrator_work);
+
+ pr_debug("%s enter\n", __func__);
+/*
+ mutex_lock(&aw8695->lock);
+
+ if(aw8695->state) {
+ pr_info("%s play seq ture\n", __func__);
+ aw8695_haptic_play_repeat_seq(aw8695, true);
+ //aw8695_haptic_play_mode(aw8695, AW8695_HAPTIC_RAM_MODE);
+ //aw8695_haptic_set_repeat_seq(aw8695, 1);
+ //aw8695_haptic_start(aw8695);
+ } else {
+ pr_info("%s haptic stop\n", __func__);
+*/
+ aw8695_haptic_stop(aw8695);
+ if(aw8695->state) {
+ aw8695_haptic_cont(aw8695);
+ }
+}
+
+static int aw8695_vibrator_init(struct aw8695 *aw8695)
+{
+ int ret = 0;
+
+ pr_info("%s enter\n", __func__);
+
+#ifdef TIMED_OUTPUT
+ aw8695->to_dev.name = "vibrator_aw8695";
+ aw8695->to_dev.get_time = aw8695_vibrator_get_time;
+ aw8695->to_dev.enable = aw8695_vibrator_enable;
+
+ ret = timed_output_dev_register(&(aw8695->to_dev));
+ if ( ret < 0){
+ dev_err(aw8695->dev, "%s: fail to create timed output dev\n",
+ __func__);
+ return ret;
+ }
+ ret = sysfs_create_group(&aw8695->to_dev.dev->kobj, &aw8695_vibrator_attribute_group);
+ if (ret < 0) {
+ dev_err(aw8695->dev, "%s error creating sysfs attr files\n", __func__);
+ return ret;
+ }
+#else
+ aw8695->cdev.name = "vibrator_aw8695";
+ aw8695->cdev.brightness_get = aw8695_haptic_brightness_get;
+ aw8695->cdev.brightness_set = aw8695_haptic_brightness_set;
+
+ ret = devm_led_classdev_register(&aw8695->i2c->dev, &aw8695->cdev);
+ if (ret < 0){
+ dev_err(aw8695->dev, "%s: fail to create led dev\n",
+ __func__);
+ return ret;
+ }
+ ret = sysfs_create_group(&aw8695->cdev.dev->kobj, &aw8695_vibrator_attribute_group);
+ if (ret < 0) {
+ dev_err(aw8695->dev, "%s error creating sysfs attr files\n", __func__);
+ return ret;
+ }
+#endif
+ hrtimer_init(&aw8695->timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
+ aw8695->timer.function = aw8695_vibrator_timer_func;
+ INIT_WORK(&aw8695->vibrator_work, aw8695_vibrator_work_routine);
+
+ INIT_WORK(&aw8695->rtp_work, aw8695_rtp_work_routine);
+
+ mutex_init(&aw8695->lock);
+
+ return 0;
+}
+
+
+
+
+/******************************************************
+ *
+ * irq
+ *
+ ******************************************************/
+static void aw8695_interrupt_clear(struct aw8695 *aw8695)
+{
+ unsigned char reg_val = 0;
+ pr_info("%s enter\n", __func__);
+ aw8695_i2c_read(aw8695, AW8695_REG_SYSINT, ®_val);
+ pr_info("%s: reg SYSINT=0x%x\n", __func__, reg_val);
+}
+
+static void aw8695_interrupt_setup(struct aw8695 *aw8695)
+{
+ unsigned char reg_val = 0;
+
+ pr_info("%s enter\n", __func__);
+
+ aw8695_i2c_read(aw8695, AW8695_REG_SYSINT, ®_val);
+ pr_info("%s: reg SYSINT=0x%x\n", __func__, reg_val);
+
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_SYSINTM,
+ AW8695_BIT_SYSINTM_BSTERR_MASK, AW8695_BIT_SYSINTM_BSTERR_OFF);
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_SYSINTM,
+ AW8695_BIT_SYSINTM_OV_MASK, AW8695_BIT_SYSINTM_OV_EN);
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_SYSINTM,
+ AW8695_BIT_SYSINTM_UVLO_MASK, AW8695_BIT_SYSINTM_UVLO_EN);
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_SYSINTM,
+ AW8695_BIT_SYSINTM_OCD_MASK, AW8695_BIT_SYSINTM_OCD_EN);
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_SYSINTM,
+ AW8695_BIT_SYSINTM_OT_MASK, AW8695_BIT_SYSINTM_OT_EN);
+}
+
+static irqreturn_t aw8695_irq(int irq, void *data)
+{
+ struct aw8695 *aw8695 = data;
+ unsigned char reg_val = 0;
+ unsigned char dbg_val = 0;
+ unsigned int buf_len = 0;
+
+ pr_debug("%s enter\n", __func__);
+
+ aw8695_i2c_read(aw8695, AW8695_REG_SYSINT, ®_val);
+ pr_info("%s: reg SYSINT=0x%x\n", __func__, reg_val);
+ aw8695_i2c_read(aw8695, AW8695_REG_DBGSTAT, &dbg_val);
+ pr_info("%s: reg DBGSTAT=0x%x\n", __func__, dbg_val);
+
+ if(reg_val & AW8695_BIT_SYSINT_OVI) {
+ pr_err("%s chip ov int error\n", __func__);
+ }
+ if(reg_val & AW8695_BIT_SYSINT_UVLI) {
+ pr_err("%s chip uvlo int error\n", __func__);
+ }
+ if(reg_val & AW8695_BIT_SYSINT_OCDI) {
+ pr_err("%s chip over current int error\n", __func__);
+ }
+ if(reg_val & AW8695_BIT_SYSINT_OTI) {
+ pr_err("%s chip over temperature int error\n", __func__);
+ }
+ if(reg_val & AW8695_BIT_SYSINT_DONEI) {
+ pr_info("%s chip playback done\n", __func__);
+ }
+
+ if(reg_val & AW8695_BIT_SYSINT_FF_AEI) {
+ pr_debug("%s: aw8695 rtp fifo almost empty int\n", __func__);
+ if(aw8695->rtp_init) {
+ while((!aw8695_haptic_rtp_get_fifo_afi(aw8695)) &&
+ (aw8695->play_mode == AW8695_HAPTIC_RTP_MODE)) {
+ pr_info("%s: aw8695 rtp mode fifo update, cnt=%d\n",
+ __func__, aw8695->rtp_cnt);
+ if((aw8695_rtp->len-aw8695->rtp_cnt) < (aw8695->ram.base_addr>>2)) {
+ buf_len = aw8695_rtp->len-aw8695->rtp_cnt;
+ } else {
+ buf_len = (aw8695->ram.base_addr>>2);
+ }
+ aw8695_i2c_writes(aw8695, AW8695_REG_RTP_DATA,
+ &aw8695_rtp->data[aw8695->rtp_cnt], buf_len);
+ aw8695->rtp_cnt += buf_len;
+ if(aw8695->rtp_cnt == aw8695_rtp->len) {
+ pr_info("%s: rtp update complete\n", __func__);
+ aw8695_haptic_set_rtp_aei(aw8695, false);
+ aw8695->rtp_cnt = 0;
+ aw8695->rtp_init = 0;
+ break;
+ }
+ }
+ } else {
+ pr_err("%s: aw8695 rtp init = %d, init error\n", __func__, aw8695->rtp_init);
+ }
+ }
+
+ if(reg_val & AW8695_BIT_SYSINT_FF_AFI) {
+ pr_debug("%s: aw8695 rtp mode fifo full empty\n", __func__);
+ }
+
+ if(aw8695->play_mode != AW8695_HAPTIC_RTP_MODE) {
+ aw8695_haptic_set_rtp_aei(aw8695, false);
+ }
+
+ aw8695_i2c_read(aw8695, AW8695_REG_SYSINT, ®_val);
+ pr_debug("%s: reg SYSINT=0x%x\n", __func__, reg_val);
+ aw8695_i2c_read(aw8695, AW8695_REG_SYSST, ®_val);
+ pr_debug("%s: reg SYSST=0x%x\n", __func__, reg_val);
+
+ pr_debug("%s exit\n", __func__);
+
+ return IRQ_HANDLED;
+}
+
+/*****************************************************
+ *
+ * device tree
+ *
+ *****************************************************/
+static int aw8695_parse_dt(struct device *dev, struct aw8695 *aw8695,
+ struct device_node *np) {
+ aw8695->reset_gpio = of_get_named_gpio(np, "reset-gpio", 0);
+ if (aw8695->reset_gpio < 0) {
+ dev_err(dev, "%s: no reset gpio provided, will not HW reset device\n", __func__);
+ return -1;
+ } else {
+ dev_info(dev, "%s: reset gpio provided ok\n", __func__);
+ }
+ aw8695->irq_gpio = of_get_named_gpio(np, "irq-gpio", 0);
+ if (aw8695->irq_gpio < 0) {
+ dev_err(dev, "%s: no irq gpio provided.\n", __func__);
+ } else {
+ dev_info(dev, "%s: irq gpio provided ok.\n", __func__);
+ }
+
+ return 0;
+}
+
+static int aw8695_hw_reset(struct aw8695 *aw8695)
+{
+ pr_info("%s enter\n", __func__);
+
+ if (aw8695 && gpio_is_valid(aw8695->reset_gpio)) {
+ gpio_set_value_cansleep(aw8695->reset_gpio, 0);
+ msleep(1);
+ gpio_set_value_cansleep(aw8695->reset_gpio, 1);
+ msleep(1);
+ } else {
+ dev_err(aw8695->dev, "%s: failed\n", __func__);
+ }
+ return 0;
+}
+
+
+/*****************************************************
+ *
+ * check chip id
+ *
+ *****************************************************/
+static int aw8695_read_chipid(struct aw8695 *aw8695)
+{
+ int ret = -1;
+ unsigned char cnt = 0;
+ unsigned char reg = 0;
+
+ while(cnt < AW_READ_CHIPID_RETRIES) {
+ /* hardware reset */
+ aw8695_hw_reset(aw8695);
+
+ ret = aw8695_i2c_read(aw8695, AW8695_REG_ID, ®);
+ if (ret < 0) {
+ dev_err(aw8695->dev, "%s: failed to read register AW8695_REG_ID: %d\n", __func__, ret);
+ }
+ switch (reg) {
+ case 0x95:
+ pr_info("%s aw8695 detected\n", __func__);
+ aw8695->chipid = AW8695_ID;
+ //aw8695->flags |= AW8695_FLAG_SKIP_INTERRUPTS;
+ return 0;
+ default:
+ pr_info("%s unsupported device revision (0x%x)\n", __func__, reg );
+ break;
+ }
+ cnt ++;
+
+ msleep(AW_READ_CHIPID_RETRY_DELAY);
+ }
+
+ return -EINVAL;
+}
+
+/******************************************************
+ *
+ * sys group attribute: reg
+ *
+ ******************************************************/
+static ssize_t aw8695_i2c_reg_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct aw8695 *aw8695 = dev_get_drvdata(dev);
+
+ unsigned int databuf[2] = {0, 0};
+
+ if(2 == sscanf(buf, "%x %x", &databuf[0], &databuf[1])) {
+ aw8695_i2c_write(aw8695, (unsigned char)databuf[0], (unsigned char)databuf[1]);
+ }
+
+ return count;
+}
+
+static ssize_t aw8695_i2c_reg_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ struct aw8695 *aw8695 = dev_get_drvdata(dev);
+ ssize_t len = 0;
+ unsigned char i = 0;
+ unsigned char reg_val = 0;
+ for(i = 0; i < AW8695_REG_MAX; i ++) {
+ if(!(aw8695_reg_access[i]®_RD_ACCESS))
+ continue;
+ aw8695_i2c_read(aw8695, i, ®_val);
+ len += snprintf(buf+len, PAGE_SIZE-len, "reg:0x%02x=0x%02x \n", i, reg_val);
+ }
+ return len;
+}
+static ssize_t aw8695_i2c_ram_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct aw8695 *aw8695 = dev_get_drvdata(dev);
+
+ unsigned int databuf[1] = {0};
+
+ if(1 == sscanf(buf, "%x", &databuf[0])) {
+ if(1 == databuf[0]) {
+ aw8695_ram_update(aw8695);
+ }
+ }
+
+ return count;
+}
+
+static ssize_t aw8695_i2c_ram_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ struct aw8695 *aw8695 = dev_get_drvdata(dev);
+ ssize_t len = 0;
+ unsigned int i = 0;
+ unsigned char reg_val = 0;
+
+ aw8695_haptic_stop(aw8695);
+ /* RAMINIT Enable */
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_SYSCTRL,
+ AW8695_BIT_SYSCTRL_RAMINIT_MASK, AW8695_BIT_SYSCTRL_RAMINIT_EN);
+
+ aw8695_i2c_write(aw8695, AW8695_REG_RAMADDRH, (unsigned char)(aw8695->ram.base_addr>>8));
+ aw8695_i2c_write(aw8695, AW8695_REG_RAMADDRL, (unsigned char)(aw8695->ram.base_addr&0x00ff));
+ len += snprintf(buf+len, PAGE_SIZE-len, "aw8695_haptic_ram:\n");
+ for(i=0; i<aw8695->ram.len; i++) {
+ aw8695_i2c_read(aw8695, AW8695_REG_RAMDATA, ®_val);
+ len += snprintf(buf+len, PAGE_SIZE-len, "0x%02x,", reg_val);
+ }
+ len += snprintf(buf+len, PAGE_SIZE-len, "\n");
+ /* RAMINIT Disable */
+ aw8695_i2c_write_bits(aw8695, AW8695_REG_SYSCTRL,
+ AW8695_BIT_SYSCTRL_RAMINIT_MASK, AW8695_BIT_SYSCTRL_RAMINIT_OFF);
+
+ return len;
+}
+
+static DEVICE_ATTR(reg, S_IWUSR | S_IRUGO, aw8695_i2c_reg_show, aw8695_i2c_reg_store);
+static DEVICE_ATTR(ram, S_IWUSR | S_IRUGO, aw8695_i2c_ram_show, aw8695_i2c_ram_store);
+
+static struct attribute *aw8695_attributes[] = {
+ &dev_attr_reg.attr,
+ &dev_attr_ram.attr,
+ NULL
+};
+
+static struct attribute_group aw8695_attribute_group = {
+ .attrs = aw8695_attributes
+};
+
+
+/******************************************************
+ *
+ * i2c driver
+ *
+ ******************************************************/
+static int aw8695_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id)
+{
+ struct aw8695 *aw8695;
+ struct device_node *np = i2c->dev.of_node;
+ int irq_flags = 0;
+ int ret = -1;
+
+ pr_info("%s enter\n", __func__);
+
+ if (!i2c_check_functionality(i2c->adapter, I2C_FUNC_I2C)) {
+ dev_err(&i2c->dev, "check_functionality failed\n");
+ return -EIO;
+ }
+
+ aw8695 = devm_kzalloc(&i2c->dev, sizeof(struct aw8695), GFP_KERNEL);
+ if (aw8695 == NULL)
+ return -ENOMEM;
+
+ aw8695->dev = &i2c->dev;
+ aw8695->i2c = i2c;
+
+ i2c_set_clientdata(i2c, aw8695);
+
+ /* aw8695 rst & int */
+ if (np) {
+ ret = aw8695_parse_dt(&i2c->dev, aw8695, np);
+ if (ret) {
+ dev_err(&i2c->dev, "%s: failed to parse device tree node\n", __func__);
+ goto err;
+ }
+ } else {
+ aw8695->reset_gpio = -1;
+ aw8695->irq_gpio = -1;
+ }
+
+ if (gpio_is_valid(aw8695->reset_gpio)) {
+ ret = devm_gpio_request_one(&i2c->dev, aw8695->reset_gpio,
+ GPIOF_OUT_INIT_LOW, "aw8695_rst");
+ if (ret){
+ dev_err(&i2c->dev, "%s: rst request failed\n", __func__);
+ goto err;
+ }
+ }
+
+ if (gpio_is_valid(aw8695->irq_gpio)) {
+ ret = devm_gpio_request_one(&i2c->dev, aw8695->irq_gpio,
+ GPIOF_DIR_IN, "aw8695_int");
+ if (ret){
+ dev_err(&i2c->dev, "%s: int request failed\n", __func__);
+ goto err;
+ }
+ }
+
+ /* aw8695 chip id */
+ ret = aw8695_read_chipid(aw8695);
+ if (ret < 0) {
+ dev_err(&i2c->dev, "%s: aw8695_read_chipid failed ret=%d\n", __func__, ret);
+ goto err_id;
+ }
+
+ /* aw8695 irq */
+ if (gpio_is_valid(aw8695->irq_gpio) &&
+ !(aw8695->flags & AW8695_FLAG_SKIP_INTERRUPTS)) {
+ /* register irq handler */
+ aw8695_interrupt_setup(aw8695);
+ irq_flags = IRQF_TRIGGER_FALLING | IRQF_ONESHOT;
+ ret = devm_request_threaded_irq(&i2c->dev,
+ gpio_to_irq(aw8695->irq_gpio),
+ NULL, aw8695_irq, irq_flags,
+ "aw8695", aw8695);
+ if (ret != 0) {
+ dev_err(&i2c->dev, "%s: failed to request IRQ %d: %d\n",
+ __func__, gpio_to_irq(aw8695->irq_gpio), ret);
+ goto err_irq;
+ }
+ } else {
+ dev_info(&i2c->dev, "%s skipping IRQ registration\n", __func__);
+ /* disable feature support if gpio was invalid */
+ aw8695->flags |= AW8695_FLAG_SKIP_INTERRUPTS;
+ }
+
+ dev_set_drvdata(&i2c->dev, aw8695);
+
+ ret = sysfs_create_group(&i2c->dev.kobj, &aw8695_attribute_group);
+ if (ret < 0) {
+ dev_info(&i2c->dev, "%s error creating sysfs attr files\n", __func__);
+ goto err_sysfs;
+ }
+
+ g_aw8695 = aw8695;
+
+ aw8695_haptic_softreset(aw8695);
+
+ aw8695_vibrator_init(aw8695);
+
+ aw8695_haptic_init(aw8695);
+
+ aw8695_ram_init(aw8695);
+
+ pr_info("%s probe completed successfully!\n", __func__);
+
+ return 0;
+
+err_sysfs:
+ sysfs_remove_group(&i2c->dev.kobj, &aw8695_attribute_group);
+err_irq:
+err_id:
+err:
+ return ret;
+}
+
+static int aw8695_i2c_remove(struct i2c_client *i2c)
+{
+ struct aw8695 *aw8695 = i2c_get_clientdata(i2c);
+
+ pr_info("%s enter\n", __func__);
+
+ sysfs_remove_group(&i2c->dev.kobj, &aw8695_attribute_group);
+
+ if (gpio_is_valid(aw8695->irq_gpio))
+ devm_gpio_free(&i2c->dev, aw8695->irq_gpio);
+ if (gpio_is_valid(aw8695->reset_gpio))
+ devm_gpio_free(&i2c->dev, aw8695->reset_gpio);
+
+ return 0;
+}
+
+static const struct i2c_device_id aw8695_i2c_id[] = {
+ { AW8695_I2C_NAME, 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, aw8695_i2c_id);
+
+static struct of_device_id aw8695_dt_match[] = {
+ { .compatible = "awinic,aw8695_haptic" },
+ { },
+};
+
+static struct i2c_driver aw8695_i2c_driver = {
+ .driver = {
+ .name = AW8695_I2C_NAME,
+ .owner = THIS_MODULE,
+ .of_match_table = of_match_ptr(aw8695_dt_match),
+ },
+ .probe = aw8695_i2c_probe,
+ .remove = aw8695_i2c_remove,
+ .id_table = aw8695_i2c_id,
+};
+
+
+static int __init aw8695_i2c_init(void)
+{
+ int ret = 0;
+
+ pr_info("aw8695 driver version %s\n", AW8695_VERSION);
+
+ ret = i2c_add_driver(&aw8695_i2c_driver);
+ if(ret){
+ pr_err("fail to add aw8695 device into i2c\n");
+ return ret;
+ }
+
+ return 0;
+}
+//late_initcall(aw8695_i2c_init);
+module_init(aw8695_i2c_init);
+
+
+static void __exit aw8695_i2c_exit(void)
+{
+ i2c_del_driver(&aw8695_i2c_driver);
+}
+module_exit(aw8695_i2c_exit);
+
+
+MODULE_DESCRIPTION("AW8695 Haptic Driver");
+MODULE_LICENSE("GPL v2");
--- /dev/null
+#ifndef _AW8695_REG_H_
+#define _AW8695_REG_H_
+
+/********************************************
+ * Register List
+ *******************************************/
+#define AW8695_REG_ID 0x00
+#define AW8695_REG_SYSST 0x01
+#define AW8695_REG_SYSINT 0x02
+#define AW8695_REG_SYSINTM 0x03
+#define AW8695_REG_SYSCTRL 0x04
+#define AW8695_REG_GO 0x05
+#define AW8695_REG_RTP_DATA 0x06
+#define AW8695_REG_WAVSEQ1 0x07
+#define AW8695_REG_WAVSEQ2 0x08
+#define AW8695_REG_WAVSEQ3 0x09
+#define AW8695_REG_WAVSEQ4 0x0a
+#define AW8695_REG_WAVSEQ5 0x0b
+#define AW8695_REG_WAVSEQ6 0x0c
+#define AW8695_REG_WAVSEQ7 0x0d
+#define AW8695_REG_WAVSEQ8 0x0e
+#define AW8695_REG_WAVLOOP1 0x0f
+#define AW8695_REG_WAVLOOP2 0x10
+#define AW8695_REG_WAVLOOP3 0x11
+#define AW8695_REG_WAVLOOP4 0x12
+#define AW8695_REG_MAIN_LOOP 0x13
+#define AW8695_REG_TRG1_WAV_P 0x14
+#define AW8695_REG_TRG2_WAV_P 0x15
+#define AW8695_REG_TRG3_WAV_P 0x16
+#define AW8695_REG_TRG1_WAV_N 0x17
+#define AW8695_REG_TRG2_WAV_N 0x18
+#define AW8695_REG_TRG3_WAV_N 0x19
+#define AW8695_REG_TRG_PRIO 0x1a
+#define AW8695_REG_TRG_CFG1 0x1b
+#define AW8695_REG_TRG_CFG2 0x1c
+#define AW8695_REG_DBGCTRL 0x20
+#define AW8695_REG_BASE_ADDRH 0x21
+#define AW8695_REG_BASE_ADDRL 0x22
+#define AW8695_REG_FIFO_AEH 0x23
+#define AW8695_REG_FIFO_AEL 0x24
+#define AW8695_REG_FIFO_AFH 0x25
+#define AW8695_REG_FIFO_AFL 0x26
+#define AW8695_REG_WAKE_DLY 0x27
+#define AW8695_REG_START_DLY 0x28
+#define AW8695_REG_END_DLY_H 0x29
+#define AW8695_REG_END_DLY_L 0x2a
+#define AW8695_REG_DATCTRL 0x2b
+#define AW8695_REG_PWMDEL 0x2c
+#define AW8695_REG_PWMPRE 0x2d
+#define AW8695_REG_PWMDBG 0x2e
+#define AW8695_REG_LDOCTRL 0x2f
+#define AW8695_REG_DBGSTAT 0x30
+#define AW8695_REG_BSTDBG1 0x31
+#define AW8695_REG_BSTDBG2 0x32
+#define AW8695_REG_BSTDBG3 0x33
+#define AW8695_REG_BSTCFG 0x34
+#define AW8695_REG_ANADBG 0x35
+#define AW8695_REG_ANACTRL 0x36
+#define AW8695_REG_CPDBG 0x37
+#define AW8695_REG_GLBDBG 0x38
+#define AW8695_REG_DATDBG 0x39
+#define AW8695_REG_BSTDBG4 0x3a
+#define AW8695_REG_BSTDBG5 0x3b
+#define AW8695_REG_BSTDBG6 0x3c
+#define AW8695_REG_HDRVDBG 0x3d
+#define AW8695_REG_PRLVL 0x3e
+#define AW8695_REG_PRTIME 0x3f
+#define AW8695_REG_RAMADDRH 0x40
+#define AW8695_REG_RAMADDRL 0x41
+#define AW8695_REG_RAMDATA 0x42
+#define AW8695_REG_GLB_STATE 0x46
+#define AW8695_REG_BAT_AUTO 0x47
+#define AW8695_REG_CONT_CTRL 0x48
+#define AW8695_REG_F_PRE_H 0x49
+#define AW8695_REG_F_PRE_L 0x4a
+#define AW8695_REG_TD_H 0x4b
+#define AW8695_REG_TD_L 0x4c
+#define AW8695_REG_TSET 0x4d
+#define AW8695_REG_TRIM_LRA 0x5b
+#define AW8695_REG_R_SPARE 0x5d
+#define AW8695_REG_D2SCFG 0x5e
+#define AW8695_REG_DETCTRL 0x5f
+#define AW8695_REG_RLDET 0x60
+#define AW8695_REG_OSDET 0x61
+#define AW8695_REG_VBATDET 0x62
+#define AW8695_REG_TESTDET 0x63
+#define AW8695_REG_DETLO 0x64
+#define AW8695_REG_BEMFDBG 0x65
+#define AW8695_REG_ADCTEST 0x66
+#define AW8695_REG_BEMFTEST 0x67
+#define AW8695_REG_F_LRA_F0_H 0x68
+#define AW8695_REG_F_LRA_F0_L 0x69
+#define AW8695_REG_F_LRA_CONT_H 0x6a
+#define AW8695_REG_F_LRA_CONT_L 0x6b
+#define AW8695_REG_WAIT_VOL_MP 0x6d
+#define AW8695_REG_WAIT_VOL_MN 0x6f
+#define AW8695_REG_BEMF_VOL_H 0x70
+#define AW8695_REG_BEMF_VOL_L 0x71
+#define AW8695_REG_ZC_THRSH_H 0x72
+#define AW8695_REG_ZC_THRSH_L 0x73
+#define AW8695_REG_BEMF_VTHH_H 0x74
+#define AW8695_REG_BEMF_VTHH_L 0x75
+#define AW8695_REG_BEMF_VTHL_H 0x76
+#define AW8695_REG_BEMF_VTHL_L 0x77
+#define AW8695_REG_BEMF_NUM 0x78
+#define AW8695_REG_DRV_TIME 0x79
+#define AW8695_REG_TIME_NZC 0x7a
+#define AW8695_REG_DRV_LVL 0x7b
+#define AW8695_REG_DRV_LVL_OV 0x7c
+#define AW8695_REG_NUM_F0_1 0x7d
+#define AW8695_REG_NUM_F0_2 0x7e
+#define AW8695_REG_NUM_F0_3 0x7f
+
+
+
+
+/********************************************
+ * Register Access
+ *******************************************/
+#define REG_NONE_ACCESS 0
+#define REG_RD_ACCESS 1 << 0
+#define REG_WR_ACCESS 1 << 1
+
+const unsigned char aw8695_reg_access[AW8695_REG_MAX]={
+ [AW8695_REG_ID ] = REG_RD_ACCESS,
+ [AW8695_REG_SYSST ] = REG_RD_ACCESS,
+ [AW8695_REG_SYSINT ] = REG_RD_ACCESS,
+ [AW8695_REG_SYSINTM ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_SYSCTRL ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_GO ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_RTP_DATA ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_WAVSEQ1 ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_WAVSEQ2 ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_WAVSEQ3 ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_WAVSEQ4 ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_WAVSEQ5 ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_WAVSEQ6 ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_WAVSEQ7 ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_WAVSEQ8 ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_WAVLOOP1 ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_WAVLOOP2 ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_WAVLOOP3 ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_WAVLOOP4 ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_MAIN_LOOP ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_TRG1_WAV_P ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_TRG2_WAV_P ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_TRG3_WAV_P ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_TRG1_WAV_N ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_TRG2_WAV_N ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_TRG3_WAV_N ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_TRG_PRIO ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_TRG_CFG1 ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_TRG_CFG2 ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_DBGCTRL ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_BASE_ADDRH ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_BASE_ADDRL ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_FIFO_AEH ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_FIFO_AEL ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_FIFO_AFH ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_FIFO_AFL ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_WAKE_DLY ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_START_DLY ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_END_DLY_H ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_END_DLY_L ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_DATCTRL ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_PWMDEL ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_PWMPRE ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_PWMDBG ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_LDOCTRL ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_DBGSTAT ] = REG_RD_ACCESS,
+ [AW8695_REG_BSTDBG1 ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_BSTDBG2 ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_BSTDBG3 ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_BSTCFG ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_ANADBG ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_ANACTRL ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_CPDBG ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_GLBDBG ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_DATDBG ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_BSTDBG4 ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_BSTDBG5 ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_BSTDBG6 ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_HDRVDBG ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_PRLVL ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_PRTIME ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_RAMADDRH ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_RAMADDRL ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_RAMDATA ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_GLB_STATE ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_BAT_AUTO ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_CONT_CTRL ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_F_PRE_H ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_F_PRE_L ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_TD_H ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_TD_L ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_TSET ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_TRIM_LRA ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_R_SPARE ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_D2SCFG ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_DETCTRL ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_RLDET ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_OSDET ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_VBATDET ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_TESTDET ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_DETLO ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_BEMFDBG ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_ADCTEST ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_BEMFTEST ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_F_LRA_F0_H ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_F_LRA_F0_L ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_F_LRA_CONT_H] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_F_LRA_CONT_L] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_WAIT_VOL_MP ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_WAIT_VOL_MN ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_BEMF_VOL_H ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_BEMF_VOL_L ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_ZC_THRSH_H ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_ZC_THRSH_L ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_BEMF_VTHH_H ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_BEMF_VTHH_L ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_BEMF_VTHL_H ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_BEMF_VTHL_L ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_BEMF_NUM ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_DRV_TIME ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_TIME_NZC ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_DRV_LVL ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_DRV_LVL_OV ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_NUM_F0_1 ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_NUM_F0_2 ] = REG_RD_ACCESS|REG_WR_ACCESS,
+ [AW8695_REG_NUM_F0_3 ] = REG_RD_ACCESS|REG_WR_ACCESS,
+};
+
+
+/******************************************************
+ * Register Detail
+ *****************************************************/
+// SYSST
+#define AW8695_BIT_SYSST_BSTERRS (1<<7)
+#define AW8695_BIT_SYSST_OVS (1<<6)
+#define AW8695_BIT_SYSST_UVLS (1<<5)
+#define AW8695_BIT_SYSST_FF_AES (1<<4)
+#define AW8695_BIT_SYSST_FF_AFS (1<<3)
+#define AW8695_BIT_SYSST_OCDS (1<<2)
+#define AW8695_BIT_SYSST_OTS (1<<1)
+#define AW8695_BIT_SYSST_DONES (1<<0)
+
+// SYSINT
+#define AW8695_BIT_SYSINT_BSTERRI (1<<7)
+#define AW8695_BIT_SYSINT_OVI (1<<6)
+#define AW8695_BIT_SYSINT_UVLI (1<<5)
+#define AW8695_BIT_SYSINT_FF_AEI (1<<4)
+#define AW8695_BIT_SYSINT_FF_AFI (1<<3)
+#define AW8695_BIT_SYSINT_OCDI (1<<2)
+#define AW8695_BIT_SYSINT_OTI (1<<1)
+#define AW8695_BIT_SYSINT_DONEI (1<<0)
+
+// SYSINTM
+#define AW8695_BIT_SYSINTM_BSTERR_MASK (~(1<<7))
+#define AW8695_BIT_SYSINTM_BSTERR_OFF (1<<7)
+#define AW8695_BIT_SYSINTM_BSTERR_EN (0<<7)
+#define AW8695_BIT_SYSINTM_OV_MASK (~(1<<6))
+#define AW8695_BIT_SYSINTM_OV_OFF (1<<6)
+#define AW8695_BIT_SYSINTM_OV_EN (0<<6)
+#define AW8695_BIT_SYSINTM_UVLO_MASK (~(1<<5))
+#define AW8695_BIT_SYSINTM_UVLO_OFF (1<<5)
+#define AW8695_BIT_SYSINTM_UVLO_EN (0<<5)
+#define AW8695_BIT_SYSINTM_FF_AE_MASK (~(1<<4))
+#define AW8695_BIT_SYSINTM_FF_AE_OFF (1<<4)
+#define AW8695_BIT_SYSINTM_FF_AE_EN (0<<4)
+#define AW8695_BIT_SYSINTM_FF_AF_MASK (~(1<<3))
+#define AW8695_BIT_SYSINTM_FF_AF_OFF (1<<3)
+#define AW8695_BIT_SYSINTM_FF_AF_EN (0<<3)
+#define AW8695_BIT_SYSINTM_OCD_MASK (~(1<<2))
+#define AW8695_BIT_SYSINTM_OCD_OFF (1<<2)
+#define AW8695_BIT_SYSINTM_OCD_EN (0<<2)
+#define AW8695_BIT_SYSINTM_OT_MASK (~(1<<1))
+#define AW8695_BIT_SYSINTM_OT_OFF (1<<1)
+#define AW8695_BIT_SYSINTM_OT_EN (0<<1)
+#define AW8695_BIT_SYSINTM_DONE_MASK (~(1<<0))
+#define AW8695_BIT_SYSINTM_DONE_OFF (1<<0)
+#define AW8695_BIT_SYSINTM_DONE_EN (0<<0)
+
+// SYSCTRL
+#define AW8695_BIT_SYSCTRL_WAVDAT_MODE_MASK (~(3<<6))
+#define AW8695_BIT_SYSCTRL_WAVDAT_MODE_4X (3<<6)
+#define AW8695_BIT_SYSCTRL_WAVDAT_MODE_2X (0<<6)
+#define AW8695_BIT_SYSCTRL_WAVDAT_MODE_1X (1<<6)
+#define AW8695_BIT_SYSCTRL_RAMINIT_MASK (~(1<<5))
+#define AW8695_BIT_SYSCTRL_RAMINIT_EN (1<<5)
+#define AW8695_BIT_SYSCTRL_RAMINIT_OFF (0<<5)
+#define AW8695_BIT_SYSCTRL_PLAY_MODE_MASK (~(3<<2))
+#define AW8695_BIT_SYSCTRL_PLAY_MODE_CONT (2<<2)
+#define AW8695_BIT_SYSCTRL_PLAY_MODE_RTP (1<<2)
+#define AW8695_BIT_SYSCTRL_PLAY_MODE_RAM (0<<2)
+#define AW8695_BIT_SYSCTRL_BST_MODE_MASK (~(1<<1))
+#define AW8695_BIT_SYSCTRL_BST_MODE_BOOST (1<<1)
+#define AW8695_BIT_SYSCTRL_BST_MODE_BYPASS (0<<1)
+#define AW8695_BIT_SYSCTRL_WORK_MODE_MASK (~(1<<0))
+#define AW8695_BIT_SYSCTRL_STANDBY (1<<0)
+#define AW8695_BIT_SYSCTRL_ACTIVE (0<<0)
+
+// GO
+#define AW8695_BIT_GO_MASK (~(1<<0))
+#define AW8695_BIT_GO_ENABLE (1<<0)
+#define AW8695_BIT_GO_DISABLE (0<<0)
+
+// WAVSEQ1
+#define AW8695_BIT_WAVSEQ1_WAIT (1<<7)
+#define AW8695_BIT_WAVSEQ1_WAV_FRM_SEQ1_MASK (~(127<<0))
+
+// WAVSEQ2
+#define AW8695_BIT_WAVSEQ2_WAIT (1<<7)
+#define AW8695_BIT_WAVSEQ2_WAV_FRM_SEQ2_MASK (~(127<<0))
+
+// WAVSEQ3
+#define AW8695_BIT_WAVSEQ3_WAIT (1<<7)
+#define AW8695_BIT_WAVSEQ3_WAV_FRM_SEQ3_MASK (~(127<<0))
+
+// WAVSEQ4
+#define AW8695_BIT_WAVSEQ4_WAIT (1<<7)
+#define AW8695_BIT_WAVSEQ4_WAV_FRM_SEQ4_MASK (~(127<<0))
+
+// WAVSEQ5
+#define AW8695_BIT_WAVSEQ5_WAIT (1<<7)
+#define AW8695_BIT_WAVSEQ5_WAV_FRM_SEQ5_MASK (~(127<<0))
+
+// WAVSEQ6
+#define AW8695_BIT_WAVSEQ6_WAIT (1<<7)
+#define AW8695_BIT_WAVSEQ6_WAV_FRM_SEQ6_MASK (~(127<<0))
+
+// WAVSEQ7
+#define AW8695_BIT_WAVSEQ7_WAIT (1<<7)
+#define AW8695_BIT_WAVSEQ7_WAV_FRM_SEQ7_MASK (~(127<<0))
+
+// WAVSEQ8
+#define AW8695_BIT_WAVSEQ8_WAIT (1<<7)
+#define AW8695_BIT_WAVSEQ8_WAV_FRM_SEQ8_MASK (~(127<<0))
+
+// WAVLOOP
+#define AW8695_BIT_WAVLOOP_SEQN_MASK (~(15<<4))
+#define AW8695_BIT_WAVLOOP_SEQNP1_MASK (~(15<<0))
+#define AW8695_BIT_WAVLOOP_INIFINITELY (15<<0)
+
+// WAVLOOP1
+#define AW8695_BIT_WAVLOOP1_SEQ1_MASK (~(15<<4))
+#define AW8695_BIT_WAVLOOP1_SEQ2_MASK (~(15<<0))
+
+// WAVLOOP2
+#define AW8695_BIT_WAVLOOP2_SEQ3_MASK (~(15<<4))
+#define AW8695_BIT_WAVLOOP2_SEQ4_MASK (~(15<<0))
+
+// WAVLOOP3
+#define AW8695_BIT_WAVLOOP3_SEQ5_MASK (~(15<<4))
+#define AW8695_BIT_WAVLOOP3_SEQ6_MASK (~(15<<0))
+
+// WAVLOOP4
+#define AW8695_BIT_WAVLOOP4_SEQ7_MASK (~(15<<4))
+#define AW8695_BIT_WAVLOOP4_SEQ8_MASK (~(15<<0))
+
+
+// PLAYPRIO
+#define AW8695_BIT_PLAYPRIO_GO_MASK (~(3<<6))
+#define AW8695_BIT_PLAYPRIO_TRIG3_MASK (~(3<<4))
+#define AW8695_BIT_PLAYPRIO_TRIG2_MASK (~(3<<2))
+#define AW8695_BIT_PLAYPRIO_TRIG1_MASK (~(3<<0))
+
+// TRGCFG1
+#define AW8695_BIT_TRGCFG1_TRG3_POLAR_MASK (~(1<<5))
+#define AW8695_BIT_TRGCFG1_TRG3_POLAR_NEG (1<<5)
+#define AW8695_BIT_TRGCFG1_TRG3_POLAR_POS (0<<5)
+#define AW8695_BIT_TRGCFG1_TRG3_EDGE_MASK (~(1<<4))
+#define AW8695_BIT_TRGCFG1_TRG3_EDGE_POS (1<<4)
+#define AW8695_BIT_TRGCFG1_TRG3_EDGE_POS_NEG (0<<4)
+#define AW8695_BIT_TRGCFG1_TRG2_POLAR_MASK (~(1<<3))
+#define AW8695_BIT_TRGCFG1_TRG2_POLAR_NEG (1<<3)
+#define AW8695_BIT_TRGCFG1_TRG2_POLAR_POS (0<<3)
+#define AW8695_BIT_TRGCFG1_TRG2_EDGE_MASK (~(1<<2))
+#define AW8695_BIT_TRGCFG1_TRG2_EDGE_POS (1<<2)
+#define AW8695_BIT_TRGCFG1_TRG2_EDGE_POS_NEG (0<<2)
+#define AW8695_BIT_TRGCFG1_TRG1_POLAR_MASK (~(1<<1))
+#define AW8695_BIT_TRGCFG1_TRG1_POLAR_NEG (1<<1)
+#define AW8695_BIT_TRGCFG1_TRG1_POLAR_POS (0<<1)
+#define AW8695_BIT_TRGCFG1_TRG1_EDGE_MASK (~(1<<0))
+#define AW8695_BIT_TRGCFG1_TRG1_EDGE_POS (1<<0)
+#define AW8695_BIT_TRGCFG1_TRG1_EDGE_POS_NEG (0<<0)
+
+// TRGCFG2
+#define AW8695_BIT_TRGCFG2_TRG3_ENABLE_MASK (~(1<<2))
+#define AW8695_BIT_TRGCFG2_TRG3_ENABLE (1<<2)
+#define AW8695_BIT_TRGCFG2_TRG3_DISABLE (0<<2)
+#define AW8695_BIT_TRGCFG2_TRG2_ENABLE_MASK (~(1<<1))
+#define AW8695_BIT_TRGCFG2_TRG2_ENABLE (1<<1)
+#define AW8695_BIT_TRGCFG2_TRG2_DISABLE (0<<1)
+#define AW8695_BIT_TRGCFG2_TRG1_ENABLE_MASK (~(1<<0))
+#define AW8695_BIT_TRGCFG2_TRG1_ENABLE (1<<0)
+#define AW8695_BIT_TRGCFG2_TRG1_DISABLE (0<<0)
+
+// DATCTRL
+#define AW8695_BIT_DATCTRL_FC_MASK (~(1<<6))
+#define AW8695_BIT_DATCTRL_FC_1000HZ (3<<6)
+#define AW8695_BIT_DATCTRL_FC_800HZ (3<<6)
+#define AW8695_BIT_DATCTRL_FC_600HZ (1<<6)
+#define AW8695_BIT_DATCTRL_FC_400HZ (0<<6)
+#define AW8695_BIT_DATCTRL_LPF_ENABLE_MASK (~(1<<5))
+#define AW8695_BIT_DATCTRL_LPF_ENABLE (1<<5)
+#define AW8695_BIT_DATCTRL_LPF_DISABLE (0<<5)
+
+
+// PWMDBG
+#define AW8695_BIT_PWMDBG_PWM_MODE_MASK (~(3<<5))
+#define AW8695_BIT_PWMDBG_PWM_12K (3<<5)
+#define AW8695_BIT_PWMDBG_PWM_24K (2<<5)
+#define AW8695_BIT_PWMDBG_PWM_48K (0<<5)
+
+
+// CONT_CTRL
+#define AW8695_BIT_CONT_CTRL_ZC_DETEC_MASK (~(1<<7))
+#define AW8695_BIT_CONT_CTRL_ZC_DETEC_ENABLE (1<<7)
+#define AW8695_BIT_CONT_CTRL_ZC_DETEC_DISABLE (0<<7)
+#define AW8695_BIT_CONT_CTRL_WAIT_PERIOD_MASK (~(3<<5))
+#define AW8695_BIT_CONT_CTRL_WAIT_8PERIOD (3<<5)
+#define AW8695_BIT_CONT_CTRL_WAIT_4PERIOD (2<<5)
+#define AW8695_BIT_CONT_CTRL_WAIT_2PERIOD (1<<5)
+#define AW8695_BIT_CONT_CTRL_WAIT_1PERIOD (0<<5)
+#define AW8695_BIT_CONT_CTRL_MODE_MASK (~(1<<4))
+#define AW8695_BIT_CONT_CTRL_BY_DRV_TIME (1<<4)
+#define AW8695_BIT_CONT_CTRL_BY_GO_SIGNAL (0<<4)
+#define AW8695_BIT_CONT_CTRL_EN_CLOSE_MASK (~(1<<3))
+#define AW8695_BIT_CONT_CTRL_CLOSE_PLAYBACK (1<<3)
+#define AW8695_BIT_CONT_CTRL_OPEN_PLAYBACK (0<<3)
+#define AW8695_BIT_CONT_CTRL_F0_DETECT_MASK (~(1<<2))
+#define AW8695_BIT_CONT_CTRL_F0_DETECT_ENABLE (1<<2)
+#define AW8695_BIT_CONT_CTRL_F0_DETECT_DISABLE (0<<2)
+#define AW8695_BIT_CONT_CTRL_O2C_MASK (~(1<<1))
+#define AW8695_BIT_CONT_CTRL_O2C_ENABLE (1<<1)
+#define AW8695_BIT_CONT_CTRL_O2C_DISABLE (0<<1)
+#define AW8695_BIT_CONT_CTRL_AUTO_BRK_MASK (~(1<<0))
+#define AW8695_BIT_CONT_CTRL_AUTO_BRK_ENABLE (1<<0)
+#define AW8695_BIT_CONT_CTRL_AUTO_BRK_DISABLE (0<<0)
+
+
+// DETCTRL
+#define AW8695_BIT_DETCTRL_RL_OS_MASK (~(1<<6))
+#define AW8695_BIT_DETCTRL_RL_DETECT (1<<6)
+#define AW8695_BIT_DETCTRL_OS_DETECT (0<<6)
+#define AW8695_BIT_DETCTRL_PROTECT_MASK (~(1<<5))
+#define AW8695_BIT_DETCTRL_PROTECT_NO_ACTION (1<<5)
+#define AW8695_BIT_DETCTRL_PROTECT_SHUTDOWN (0<<5)
+#define AW8695_BIT_DETCTRL_VBAT_GO_MASK (~(1<<1))
+#define AW8695_BIT_DETCTRL_VABT_GO_ENABLE (1<<1)
+#define AW8695_BIT_DETCTRL_VBAT_GO_DISBALE (0<<1)
+#define AW8695_BIT_DETCTRL_DIAG_GO_MASK (~(1<<0))
+#define AW8695_BIT_DETCTRL_DIAG_GO_ENABLE (1<<0)
+#define AW8695_BIT_DETCTRL_DIAG_GO_DISABLE (0<<0)
+
+
+// VBAT MODE
+#define AW8695_BIT_DETCTRL_VBAT_MODE_MASK (~(1<<6))
+#define AW8695_BIT_DETCTRL_VBAT_HW_COMP (1<<6)
+#define AW8695_BIT_DETCTRL_VBAT_SW_COMP (0<<6)
+
+// BSTCFG
+#define AW8695_BIT_BSTCFG_PEAKCUR_MASK (~(7<<0))
+#define AW8695_BIT_BSTCFG_PEAKCUR_4A (7<<0)
+#define AW8695_BIT_BSTCFG_PEAKCUR_3P75A (6<<0)
+#define AW8695_BIT_BSTCFG_PEAKCUR_3P5A (5<<0)
+#define AW8695_BIT_BSTCFG_PEAKCUR_3P25A (4<<0)
+#define AW8695_BIT_BSTCFG_PEAKCUR_3A (3<<0)
+#define AW8695_BIT_BSTCFG_PEAKCUR_2P5A (2<<0)
+#define AW8695_BIT_BSTCFG_PEAKCUR_2A (1<<0)
+#define AW8695_BIT_BSTCFG_PEAKCUR_1P5A (0<<0)
+
+// BSTDBG4
+#define AW8695_BIT_BSTCFG_BSTVOL_MASK (~(31<<3))
+
+// ANACTRL
+#define AW8695_BIT_ANACTRL_LRA_SRC_MASK (~(1<<5))
+#define AW8695_BIT_ANACTRL_LRA_SRC_REG (1<<5)
+#define AW8695_BIT_ANACTRL_LRA_SRC_EFUSE (0<<5)
+
+#endif
projects / GitHub / MotorolaMobilityLLC / kernel-slsi.git / commitdiff