From patchwork Thu Nov 8 05:54:10 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Roy Im X-Patchwork-Id: 10673543 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id C53B31751 for ; Thu, 8 Nov 2018 06:23:56 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id AE5442BD41 for ; Thu, 8 Nov 2018 06:23:56 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A1C002C0FD; Thu, 8 Nov 2018 06:23:56 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 018EE2BD41 for ; Thu, 8 Nov 2018 06:23:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726788AbeKHP5h (ORCPT ); Thu, 8 Nov 2018 10:57:37 -0500 Received: from mail1.bemta26.messagelabs.com ([85.158.142.1]:37505 "EHLO mail1.bemta26.messagelabs.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726710AbeKHP5g (ORCPT ); Thu, 8 Nov 2018 10:57:36 -0500 Received: from [85.158.142.98] (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256 bits)) by server-1.bemta.az-a.eu-central-1.aws.symcld.net id 67/8D-11786-766D3EB5; Thu, 08 Nov 2018 06:23:35 +0000 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrLIsWRWlGSWpSXmKPExsUS3ulwWDft2uN og/1blC3mHznHanF40QtGi5ufvrFaXN41h81i6fWLTBate4+wO7B5rJm3htFj56y77B6bVnWy eXzeJBfAEsWamZeUX5HAmrHwSQ97Qfdc5opHm/sYGxi3XGbqYuTiEBJYwyixaGkfexcjJ5BTI dH7ehMziM0rECGxbEozG4jNKWAm0d+0gRmixlTidt8ZJhCbTUBH4tHM9WA2i4CKxM+/98FqhA XsJGZ9eMgKYosIBEk8fnSWBWQZs8BuRokPFw5ALRCUODnzCQuIzSwgIXHwxQuoBVoS59asYgS xJQTsJaa/v8oMYetLvPy6kQnCNpT4PusbC4RtLrHwDcShEgLWEtc/zGKbwCg0C8mKWUhWLGBk WsVomVSUmZ5RkpuYmaNraGCga2horGsEJM31Eqt0E/VSS3WTU/NKihKBsnqJ5cV6xZW5yTkpe nmpJZsYgdGSUshUuoNx2vL0Q4ySHExKorx5sx9HC/El5adUZiQWZ8QXleakFh9ilOHgUJLg7b sKlBMsSk1PrUjLzAHGLUxagoNHSYRXGSTNW1yQmFucmQ6ROsWoKCXO6weSEABJZJTmwbXBUsU lRlkpYV5GBgYGIZ6C1KLczBJU+VeM4hyMSsK8mSBTeDLzSuCmvwJazAS0+J7sA5DFJYkIKakG Rk6+Bx+2ncko+Md7rkRFz/p1MPuDEu6f4dd/TM+cYs9jdHrBqz/2r97aeO2WnjDroqt9Zd36k 1r++UJ3T+WYh+6LEeRzN9v9vbKspDtJ6nSf9xSG/9dLpL32n7mx7ONffTnuYH+DmE3CrxiP5v fK11m9LRe63GH9aK3NruQpKxR4vDctnb/hkhJLcUaioRZzUXEiABMQ9GwQAwAA X-Env-Sender: roy.im.opensource@diasemi.com X-Msg-Ref: server-11.tower-223.messagelabs.com!1541658213!1038966!4 X-Originating-IP: [87.137.64.195] X-SYMC-ESS-Client-Auth: outbound-route-from=pass X-StarScan-Received: X-StarScan-Version: 9.14.24; banners=-,-,- X-VirusChecked: Checked Received: (qmail 12105 invoked from network); 8 Nov 2018 06:23:34 -0000 Received: from unknown (HELO NB-EX-CASHUB01.diasemi.com) (87.137.64.195) by server-11.tower-223.messagelabs.com with AES128-SHA256 encrypted SMTP; 8 Nov 2018 06:23:34 -0000 Received: from krsrvapps-01.diasemi.com (10.95.17.50) by NB-EX-CASHUB01.diasemi.com (10.1.16.140) with Microsoft SMTP Server id 14.3.382.0; Thu, 8 Nov 2018 07:23:33 +0100 Received: by krsrvapps-01.diasemi.com (Postfix, from userid 22266) id 5B8995F7FE; Thu, 8 Nov 2018 15:23:31 +0900 (KST) Message-ID: <2f91d523a099446a762a075c707761737f8d0abe.1541656450.git.Roy.Im@diasemi.com> In-Reply-To: References: From: Roy Im Date: Thu, 8 Nov 2018 14:54:10 +0900 Subject: [RESEND PATCH V7 3/3] Input: new da7280 haptic driver To: Dmitry Torokhov , Rob Herring CC: Mark Rutland , Support Opensource , , , MIME-Version: 1.0 X-KSE-AttachmentFiltering-Interceptor-Info: protection disabled X-KSE-ServerInfo: NB-EX-CASHUB01.diasemi.com, 9 X-KSE-Antivirus-Interceptor-Info: scan successful X-KSE-Antivirus-Info: Clean, bases: 08.11.2018 03:21:00 X-EXCLAIMER-MD-CONFIG: 8d172408-bd6a-42b1-8e53-daaedf35a5af Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Adds support for the Dialog DA7280 LRA/ERM Haptic Driver with multiple mode and integrated waveform memory and wideband support. It communicates via an I2C bus to the device. Signed-off-by: Roy Im --- v7: - Added more attributes to handle one value per file. - Replaced and updated the dt-related code and functions called. - Fixed error/functions. - Rebased to v4.19-rc6. v6: No changes. v5: Fixed errors in Kconfig file. v4: Updated code as dt-bindings are changed. v3: No changes. v2: Fixed kbuild error/warning drivers/input/misc/Kconfig | 13 + drivers/input/misc/Makefile | 1 + drivers/input/misc/da7280.c | 1409 +++++++++++++++++++++++++++++++++++++++++++ drivers/input/misc/da7280.h | 412 +++++++++++++ 4 files changed, 1835 insertions(+) create mode 100644 drivers/input/misc/da7280.c create mode 100644 drivers/input/misc/da7280.h diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig index ca59a2b..751cac6 100644 --- a/drivers/input/misc/Kconfig +++ b/drivers/input/misc/Kconfig @@ -851,4 +851,17 @@ config INPUT_SC27XX_VIBRA To compile this driver as a module, choose M here. The module will be called sc27xx_vibra. +config INPUT_DA7280_HAPTICS + tristate "Dialog Semiconductor DA7280 haptics support" + depends on INPUT && I2C + select INPUT_FF_MEMLESS + select REGMAP_I2C + help + Say Y to enable support for the Dialog DA7280 haptics driver. + The haptics can be controlled by i2c communication, + or by PWM input, or by GPI. + + To compile this driver as a module, choose M here: the + module will be called da7280. + endif diff --git a/drivers/input/misc/Makefile b/drivers/input/misc/Makefile index 9d0f9d1..d941348 100644 --- a/drivers/input/misc/Makefile +++ b/drivers/input/misc/Makefile @@ -25,6 +25,7 @@ obj-$(CONFIG_INPUT_CMA3000) += cma3000_d0x.o obj-$(CONFIG_INPUT_CMA3000_I2C) += cma3000_d0x_i2c.o obj-$(CONFIG_INPUT_COBALT_BTNS) += cobalt_btns.o obj-$(CONFIG_INPUT_CPCAP_PWRBUTTON) += cpcap-pwrbutton.o +obj-$(CONFIG_INPUT_DA7280_HAPTICS) += da7280.o obj-$(CONFIG_INPUT_DA9052_ONKEY) += da9052_onkey.o obj-$(CONFIG_INPUT_DA9055_ONKEY) += da9055_onkey.o obj-$(CONFIG_INPUT_DA9063_ONKEY) += da9063_onkey.o diff --git a/drivers/input/misc/da7280.c b/drivers/input/misc/da7280.c new file mode 100644 index 0000000..b1072ef --- /dev/null +++ b/drivers/input/misc/da7280.c @@ -0,0 +1,1409 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * DA7280 Haptic device driver + * + * Copyright (c) 2018 Dialog Semiconductor. + * Author: Roy Im + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include "da7280.h" + +/* uV unit for voltage rate */ +#define DA7280_VOLTAGE_RATE_MAX 6000000 +#define DA7280_VOLTAGE_RATE_STEP 23400 +#define DA7280_NOMMAX_DFT 0x6B +#define DA7280_ABSMAX_DFT 0x78 + +#define DA7280_IMPD_MAX 1500000000 +#define DA7280_IMPD_DEFAULT 22000000 + +#define DA7280_IMAX_DEFAULT 0x0E +/* uA unit step and limit for IMAX*/ +#define DA7280_IMAX_STEP 7200 +#define DA7280_IMAX_LIMIT 252000 + +#define DA7280_RESONT_FREQH_DFT 0x39 +#define DA7280_RESONT_FREQL_DFT 0x32 +#define DA7280_MIN_RESONAT_FREQ_HZ 50 +#define DA7280_MAX_RESONAT_FREQ_HZ 300 +#define DA7280_MIN_PWM_FREQ_KHZ 10 +#define DA7280_MAX_PWM_FREQ_KHZ 250 + +#define DA7280_SEQ_ID_MAX 15 +#define DA7280_SEQ_LOOP_MAX 15 +#define DA7280_GPI1_SEQ_ID_DEFT 0x0 + +#define DA7280_SNP_MEM_SIZE 100 +#define DA7280_SNP_MEM_MAX DA7280_SNP_MEM_99 + +#define IRQ_NUM 3 + +#define DA7280_SKIP_INIT 0x100 + +enum da7280_haptic_dev_t { + DA7280_LRA = 0, + DA7280_ERM_BAR = 1, + DA7280_ERM_COIN = 2, + DA7280_DEV_MAX, +}; + +enum da7280_op_mode { + DA7280_INACTIVE = 0, + DA7280_DRO_MODE = 1, + DA7280_PWM_MODE = 2, + DA7280_RTWM_MODE = 3, + DA7280_ETWM_MODE = 4, + DA7280_OPMODE_MAX, +}; + +struct da7280_gpi_ctl { + u8 seq_id; + u8 mode; + u8 polarity; +}; + +struct da7280_haptic { + struct regmap *regmap; + struct input_dev *input_dev; + struct device *dev; + struct i2c_client *client; + struct pwm_device *pwm_dev; + bool legacy; + int pwm_id; + struct work_struct work; + + unsigned int magnitude; + + u8 dev_type; + u8 op_mode; + u16 nommax; + u16 absmax; + u32 imax; + u32 impd; + u32 resonant_freq_h; + u32 resonant_freq_l; + bool bemf_sense_en; + bool freq_track_en; + bool acc_en; + bool rapid_stop_en; + bool amp_pid_en; + u8 ps_seq_id; + u8 ps_seq_loop; + struct da7280_gpi_ctl gpi_ctl[3]; + bool mem_update; + u8 snp_mem[DA7280_SNP_MEM_SIZE]; + u8 enabled; +}; + +static bool da7280_volatile_register(struct device *dev, unsigned int reg) +{ + switch (reg) { + case DA7280_IRQ_EVENT1: + case DA7280_IRQ_EVENT_WARNING_DIAG: + case DA7280_IRQ_EVENT_SEQ_DIAG: + case DA7280_IRQ_STATUS1: + case DA7280_TOP_CTL1: + return true; + default: + return false; + } +} + +static const struct regmap_config da7280_haptic_regmap_config = { + .reg_bits = 8, + .val_bits = 8, + .max_register = DA7280_SNP_MEM_MAX, + .volatile_reg = da7280_volatile_register, +}; + +static int da7280_haptic_mem_update(struct da7280_haptic *haptics) +{ + int error; + unsigned int val; + + /* It is recommended to update the patterns + * during haptic is not working in order to avoid conflict + */ + error = regmap_read(haptics->regmap, DA7280_IRQ_STATUS1, &val); + if (error) + return error; + if (val & DA7280_STA_WARNING_MASK) { + dev_warn(haptics->dev, + "Warning! Please check HAPTIC status.\n"); + return -EBUSY; + } + + /* Patterns are not updated if the lock bit is enabled */ + val = 0; + error = regmap_read(haptics->regmap, DA7280_MEM_CTL2, &val); + if (error) + return error; + if (~val & DA7280_WAV_MEM_LOCK_MASK) { + dev_warn(haptics->dev, + "Please unlock the bit first\n"); + return -EACCES; + } + + /* Set to Inactive mode to make sure safety */ + error = regmap_update_bits(haptics->regmap, + DA7280_TOP_CTL1, + DA7280_OPERATION_MODE_MASK, + 0); + if (error) + return error; + + error = regmap_read(haptics->regmap, DA7280_MEM_CTL1, &val); + if (error) + return error; + + return regmap_bulk_write(haptics->regmap, val, + haptics->snp_mem, DA7280_SNP_MEM_MAX - val + 1); +} + +static int da7280_haptic_set_pwm(struct da7280_haptic *haptics) +{ + struct pwm_args pargs; + u64 period_mag_multi; + unsigned int pwm_duty; + int error; + + pwm_get_args(haptics->pwm_dev, &pargs); + period_mag_multi = + (u64)(pargs.period * haptics->magnitude); + if (haptics->acc_en) + pwm_duty = + (unsigned int)(period_mag_multi >> 16); + else + pwm_duty = + (unsigned int)((period_mag_multi >> 16) + + pargs.period) / 2; + + error = pwm_config(haptics->pwm_dev, + pwm_duty, pargs.period); + if (error) { + dev_err(haptics->dev, + "failed to configure pwm : %d\n", error); + return error; + } + + error = pwm_enable(haptics->pwm_dev); + if (error) { + pwm_disable(haptics->pwm_dev); + dev_err(haptics->dev, + "failed to enable haptics pwm device : %d\n", error); + } + + return error; +} + +static void da7280_haptic_enable(struct da7280_haptic *haptics) +{ + int error = 0; + + if (haptics->enabled) + return; + + switch (haptics->op_mode) { + case DA7280_DRO_MODE: + /* the valid range check when acc_en is enabled */ + if (haptics->acc_en && haptics->magnitude > 0x7F) + haptics->magnitude = 0x7F; + else if (haptics->magnitude > 0xFF) + haptics->magnitude = 0xFF; + + /* Set driver level + * as a % of ACTUATOR_NOMMAX(nommax) + */ + error = regmap_write(haptics->regmap, + DA7280_TOP_CTL2, + haptics->magnitude); + if (error) { + dev_err(haptics->dev, + "i2c err for driving level set : %d\n", + error); + return; + } + break; + case DA7280_PWM_MODE: + if (da7280_haptic_set_pwm(haptics)) + return; + break; + case DA7280_RTWM_MODE: + /* PS_SEQ_ID will be played + * as many times as the PS_SEQ_LOOP + */ + case DA7280_ETWM_MODE: + /* Now users are able to control the GPI(N) + * assigned to GPI_0, GPI1 and GPI2 accordingly + * please see the datasheet for details. + * GPI(N)_SEQUENCE_ID will be played + * as many times as the PS_SEQ_LOOP + */ + break; + default: + dev_err(haptics->dev, + "Invalid Mode(%d)\n", haptics->op_mode); + return; + } + + error = regmap_update_bits(haptics->regmap, + DA7280_TOP_CTL1, + DA7280_OPERATION_MODE_MASK, + haptics->op_mode); + if (error) { + dev_err(haptics->dev, + "i2c err for op_mode setting : %d\n", error); + return; + } + + if (haptics->op_mode == DA7280_PWM_MODE || + haptics->op_mode == DA7280_RTWM_MODE) { + error = regmap_update_bits(haptics->regmap, + DA7280_TOP_CTL1, + DA7280_SEQ_START_MASK, + DA7280_SEQ_START_MASK); + if (error) { + dev_err(haptics->dev, + "i2c err for sequence triggering : %d\n", + error); + return; + } + } + + haptics->enabled = true; +} + +static void da7280_haptic_disable(struct da7280_haptic *haptics) +{ + int error; + + if (!haptics->enabled) + return; + + /* Set to Inactive mode */ + error = regmap_update_bits(haptics->regmap, + DA7280_TOP_CTL1, + DA7280_OPERATION_MODE_MASK, 0); + if (error) { + dev_err(haptics->dev, + "i2c err for op_mode off : %d\n", error); + return; + } + + switch (haptics->op_mode) { + case DA7280_RTWM_MODE: + case DA7280_ETWM_MODE: + error = regmap_update_bits(haptics->regmap, + DA7280_TOP_CTL1, + DA7280_SEQ_START_MASK, 0); + if (error) { + dev_err(haptics->dev, + "i2c err for RTWM or ETWM mode off : %d\n", + error); + return; + } + break; + case DA7280_DRO_MODE: + error = regmap_write(haptics->regmap, + DA7280_TOP_CTL2, 0); + if (error) { + dev_err(haptics->dev, + "i2c err for DRO mode off : %d\n", + error); + return; + } + break; + case DA7280_PWM_MODE: + pwm_disable(haptics->pwm_dev); + break; + default: + dev_err(haptics->dev, + "Invalid Mode(%d)\n", haptics->op_mode); + break; + } + + if (haptics->op_mode < DA7280_OPMODE_MAX) + haptics->enabled = false; +} + +static void da7280_haptic_work(struct work_struct *work) +{ + struct da7280_haptic *haptics = + container_of(work, struct da7280_haptic, work); + + if (haptics->magnitude) + da7280_haptic_enable(haptics); + else + da7280_haptic_disable(haptics); +} + +static int da7280_haptic_play(struct input_dev *dev, void *data, + struct ff_effect *effect) +{ + struct da7280_haptic *haptics = input_get_drvdata(dev); + + if (effect->u.rumble.strong_magnitude > 0) + haptics->magnitude = effect->u.rumble.strong_magnitude; + else if (effect->u.rumble.weak_magnitude > 0) + haptics->magnitude = effect->u.rumble.weak_magnitude; + else + haptics->magnitude = 0; + + schedule_work(&haptics->work); + + return 0; +} + +static int da7280_haptic_open(struct input_dev *dev) +{ + struct da7280_haptic *haptics = input_get_drvdata(dev); + int error; + + error = regmap_update_bits(haptics->regmap, + DA7280_TOP_CTL1, + DA7280_STANDBY_EN_MASK, + DA7280_STANDBY_EN_MASK); + if (error) + dev_err(haptics->dev, + "Failed to open haptic, i2c error : %d\n", error); + + return error; +} + +static void da7280_haptic_close(struct input_dev *dev) +{ + struct da7280_haptic *haptics = input_get_drvdata(dev); + int error; + + cancel_work_sync(&haptics->work); + + error = regmap_update_bits(haptics->regmap, + DA7280_TOP_CTL1, + DA7280_OPERATION_MODE_MASK, 0); + if (error) + goto error_i2c; + + if (haptics->op_mode == DA7280_DRO_MODE) { + error = regmap_write(haptics->regmap, + DA7280_TOP_CTL2, 0); + + if (error) + goto error_i2c; + } + + error = regmap_update_bits(haptics->regmap, + DA7280_TOP_CTL1, + DA7280_STANDBY_EN_MASK, 0); + if (error) + goto error_i2c; + + return; + +error_i2c: + dev_err(haptics->dev, "DA7280-haptic i2c error : %d\n", error); +} + +static u8 da7280_haptic_of_mode_str(struct device *dev, + const char *str) +{ + if (!strcmp(str, "LRA")) + return DA7280_LRA; + else if (!strcmp(str, "ERM-bar")) + return DA7280_ERM_BAR; + else if (!strcmp(str, "ERM-coin")) + return DA7280_ERM_COIN; + + dev_warn(dev, "Invalid string - set to default\n"); + return DA7280_LRA; +} + +static u8 da7280_haptic_of_gpi_mode_str(struct device *dev, + const char *str) +{ + if (!strcmp(str, "Single-pattern")) + return 0; + else if (!strcmp(str, "Multi-pattern")) + return 1; + + dev_warn(dev, "Invalid string - set to default\n"); + return 0; +} + +static u8 da7280_haptic_of_gpi_pol_str(struct device *dev, + const char *str) +{ + if (!strcmp(str, "Rising-edge")) + return 0; + else if (!strcmp(str, "Falling-edge")) + return 1; + else if (!strcmp(str, "Both-edge")) + return 2; + + dev_warn(dev, "Invalid string - set to default\n"); + return 0; +} + +static u8 da7280_haptic_of_volt_rating_set(u32 val) +{ + u32 voltage; + + voltage = val / DA7280_VOLTAGE_RATE_STEP + 1; + + if (voltage > 0xFF) + return 0xFF; + return (u8)voltage; +} + +static void da7280_parse_properties(struct device *dev, + struct da7280_haptic *haptics) +{ + char gpi_str1[] = "dlg,gpi0-seq-id"; + char gpi_str2[] = "dlg,gpi0-mode"; + char gpi_str3[] = "dlg,gpi0-polarity"; + unsigned int i, mem[DA7280_SNP_MEM_SIZE]; + const char *str; + u32 val; + + if (!device_property_read_string(dev, "dlg,actuator-type", &str)) + haptics->dev_type = + da7280_haptic_of_mode_str(dev, str); + else /* if no property, then use the mode inside chip */ + haptics->dev_type = DA7280_DEV_MAX; + + if (device_property_read_u32(dev, "dlg,op-mode", &val) >= 0) + if (val > 0 && val < DA7280_OPMODE_MAX) + haptics->op_mode = val; + else + haptics->op_mode = DA7280_DRO_MODE; + else + haptics->op_mode = DA7280_DRO_MODE; + + if (device_property_read_u32(dev, "dlg,nom-microvolt", &val) >= 0) + if (val < DA7280_VOLTAGE_RATE_MAX) + haptics->nommax = + da7280_haptic_of_volt_rating_set(val); + else + haptics->nommax = DA7280_SKIP_INIT; + else /* if no property, then use the value inside chip */ + haptics->nommax = DA7280_SKIP_INIT; + + if (device_property_read_u32(dev, "dlg,abs-max-microvolt", + &val) >= 0) + if (val < DA7280_VOLTAGE_RATE_MAX) + haptics->absmax = + da7280_haptic_of_volt_rating_set(val); + else + haptics->absmax = DA7280_SKIP_INIT; + else + haptics->absmax = DA7280_SKIP_INIT; + + if (device_property_read_u32(dev, "dlg,imax-microamp", &val) >= 0) + if (val < DA7280_IMAX_LIMIT) + haptics->imax = (val - 28600) + / DA7280_IMAX_STEP + 1; + else + haptics->imax = DA7280_IMAX_DEFAULT; + else + haptics->imax = DA7280_IMAX_DEFAULT; + + if (device_property_read_u32(dev, "dlg,impd-micro-ohms", &val) >= 0) + if (val <= DA7280_IMPD_MAX) + haptics->impd = val; + else + haptics->impd = DA7280_IMPD_DEFAULT; + else + haptics->impd = DA7280_IMPD_DEFAULT; + + if (device_property_read_u32(dev, "dlg,resonant-freq-hz", + &val) >= 0) { + if (val < DA7280_MAX_RESONAT_FREQ_HZ && + val > DA7280_MIN_RESONAT_FREQ_HZ) { + haptics->resonant_freq_h = + ((1000000000 / (val * 1333)) >> 7) & 0xFF; + haptics->resonant_freq_l = + (1000000000 / (val * 1333)) & 0x7F; + } else { + haptics->resonant_freq_h = + DA7280_RESONT_FREQH_DFT; + haptics->resonant_freq_l = + DA7280_RESONT_FREQL_DFT; + } + } else { + haptics->resonant_freq_h = DA7280_SKIP_INIT; + haptics->resonant_freq_l = DA7280_SKIP_INIT; + } + + if (device_property_read_u32(dev, "dlg,ps-seq-id", &val) >= 0) + if (val <= DA7280_SEQ_ID_MAX) + haptics->ps_seq_id = val; + else + haptics->ps_seq_id = 0; + else /* if no property, set to zero as a default do nothing */ + haptics->ps_seq_id = 0; + + if (device_property_read_u32(dev, "dlg,ps-seq-loop", &val) >= 0) + if (val <= DA7280_SEQ_LOOP_MAX) + haptics->ps_seq_loop = val; + else + haptics->ps_seq_loop = 0; + else /* if no property, then do nothing */ + haptics->ps_seq_loop = 0; + + /* GPI0~2 Control */ + for (i = 0; i < 3; i++) { + gpi_str1[7] = '0' + i; + if (device_property_read_u32 (dev, gpi_str1, &val) >= 0) + if (val <= DA7280_SEQ_ID_MAX) + haptics->gpi_ctl[i].seq_id = val; + else + haptics->gpi_ctl[i].seq_id = + DA7280_GPI1_SEQ_ID_DEFT + i; + else /* if no property, then do nothing */ + haptics->gpi_ctl[i].seq_id = + DA7280_GPI1_SEQ_ID_DEFT + i; + + gpi_str2[7] = '0' + i; + if (!device_property_read_string(dev, gpi_str2, &str)) + haptics->gpi_ctl[i].mode = + da7280_haptic_of_gpi_mode_str(dev, str); + else + haptics->gpi_ctl[i].mode = 0; + + gpi_str3[7] = '0' + i; + if (!device_property_read_string(dev, gpi_str3, &str)) + haptics->gpi_ctl[i].polarity = + da7280_haptic_of_gpi_pol_str(dev, str); + else + haptics->gpi_ctl[i].polarity = 0; + } + + haptics->bemf_sense_en = + device_property_read_bool(dev, "dlg,bemf-sens-enable"); + haptics->freq_track_en = + device_property_read_bool(dev, "dlg,freq-track-enable"); + haptics->acc_en = + device_property_read_bool(dev, "dlg,acc-enable"); + haptics->rapid_stop_en = + device_property_read_bool(dev, "dlg,rapid-stop-enable"); + haptics->amp_pid_en = + device_property_read_bool(dev, "dlg,amp-pid-enable"); + + if (device_property_read_u32_array(dev, "dlg,mem-array", + &mem[0], + DA7280_SNP_MEM_SIZE) >= 0) { + haptics->mem_update = true; + for (i = 0; i < DA7280_SNP_MEM_SIZE; i++) { + if (mem[i] > 0xff) + haptics->snp_mem[i] = 0x0; + else + haptics->snp_mem[i] = (u8)mem[i]; + } + } else { + haptics->mem_update = false; + } +} + +static irqreturn_t da7280_irq_handler(int irq, void *data) +{ + struct da7280_haptic *haptics = data; + u8 events[IRQ_NUM]; + int error; + + /* Check what events have happened */ + error = regmap_bulk_read(haptics->regmap, + DA7280_IRQ_EVENT1, + events, IRQ_NUM); + if (error) + goto error_i2c; + + /* Empty check due to shared interrupt */ + if ((events[0] | events[1] | events[2]) == 0x00) + return IRQ_HANDLED; + + if (events[0] & DA7280_E_SEQ_FAULT_MASK) { + /* Stop first if Haptic is working + * Otherwise, the fault may happen continually + * even though the bit is cleared. + */ + error = regmap_update_bits(haptics->regmap, + DA7280_TOP_CTL1, + DA7280_OPERATION_MODE_MASK, 0); + if (error) + goto error_i2c; + } + + /* Clear events */ + error = regmap_write(haptics->regmap, + DA7280_IRQ_EVENT1, events[0]); + if (error) + goto error_i2c; + + return IRQ_HANDLED; + +error_i2c: + dev_err(haptics->dev, "da7280 i2c error : %d\n", error); + return IRQ_NONE; +} + +static int da7280_init(struct da7280_haptic *haptics) +{ + int error, i; + unsigned int val = 0; + u32 v2i_factor; + u8 mask = 0; + + /* If device type is DA7280_DEV_MAX, + * then just use default value inside chip. + */ + if (haptics->dev_type == DA7280_DEV_MAX) { + error = regmap_read(haptics->regmap, DA7280_TOP_CFG1, &val); + if (error) + goto error_i2c; + if (val & DA7280_ACTUATOR_TYPE_MASK) + haptics->dev_type = DA7280_ERM_COIN; + else + haptics->dev_type = DA7280_LRA; + } + + /* Apply user settings */ + if (haptics->dev_type == DA7280_LRA) { + if (haptics->resonant_freq_l != DA7280_SKIP_INIT) { + error = regmap_write(haptics->regmap, + DA7280_FRQ_LRA_PER_H, + haptics->resonant_freq_h); + if (error) + goto error_i2c; + error = regmap_write(haptics->regmap, + DA7280_FRQ_LRA_PER_L, + haptics->resonant_freq_l); + if (error) + goto error_i2c; + } + } else if (haptics->dev_type == DA7280_ERM_COIN) { + error = regmap_update_bits(haptics->regmap, + DA7280_TOP_INT_CFG1, + DA7280_BEMF_FAULT_LIM_MASK, 0); + if (error) + goto error_i2c; + + mask = DA7280_TST_CALIB_IMPEDANCE_DIS_MASK | + DA7280_V2I_FACTOR_FREEZE_MASK; + val = DA7280_TST_CALIB_IMPEDANCE_DIS_MASK | + DA7280_V2I_FACTOR_FREEZE_MASK; + error = regmap_update_bits(haptics->regmap, + DA7280_TOP_CFG4, + mask, val); + if (error) + goto error_i2c; + + haptics->acc_en = false; + haptics->rapid_stop_en = false; + haptics->amp_pid_en = false; + } + + /* Should be set to 0 only + * in custom waveform and wideband operation + */ + if (haptics->op_mode >= DA7280_RTWM_MODE) + haptics->bemf_sense_en = false; + + mask = DA7280_ACTUATOR_TYPE_MASK | + DA7280_BEMF_SENSE_EN_MASK | + DA7280_FREQ_TRACK_EN_MASK | + DA7280_ACCELERATION_EN_MASK | + DA7280_RAPID_STOP_EN_MASK | + DA7280_AMP_PID_EN_MASK; + + val = (haptics->dev_type ? 1 : 0) + << DA7280_ACTUATOR_TYPE_SHIFT | + (haptics->bemf_sense_en ? 1 : 0) + << DA7280_BEMF_SENSE_EN_SHIFT | + (haptics->freq_track_en ? 1 : 0) + << DA7280_FREQ_TRACK_EN_SHIFT | + (haptics->acc_en ? 1 : 0) + << DA7280_ACCELERATION_EN_SHIFT | + (haptics->rapid_stop_en ? 1 : 0) + << DA7280_RAPID_STOP_EN_SHIFT | + (haptics->amp_pid_en ? 1 : 0) + << DA7280_AMP_PID_EN_SHIFT; + + error = regmap_update_bits(haptics->regmap, + DA7280_TOP_CFG1, mask, val); + if (error) + goto error_i2c; + + error = regmap_update_bits(haptics->regmap, + DA7280_TOP_CFG5, + DA7280_V2I_FACTOR_OFFSET_EN_MASK, + haptics->acc_en ? + DA7280_V2I_FACTOR_OFFSET_EN_MASK : 0); + if (error) + goto error_i2c; + + error = regmap_update_bits(haptics->regmap, + DA7280_TOP_CFG2, + DA7280_MEM_DATA_SIGNED_MASK, + haptics->acc_en ? + 0 : DA7280_MEM_DATA_SIGNED_MASK); + if (error) + goto error_i2c; + + if (haptics->nommax != DA7280_SKIP_INIT) { + error = regmap_write(haptics->regmap, + DA7280_ACTUATOR1, + haptics->nommax); + if (error) + goto error_i2c; + } + + if (haptics->absmax != DA7280_SKIP_INIT) { + error = regmap_write(haptics->regmap, DA7280_ACTUATOR2, + haptics->absmax); + if (error) + goto error_i2c; + } + + error = regmap_update_bits(haptics->regmap, + DA7280_ACTUATOR3, + DA7280_IMAX_MASK, + haptics->imax); + if (error) + goto error_i2c; + + v2i_factor = + haptics->impd * (haptics->imax + 4) / 1610400; + error = regmap_write(haptics->regmap, + DA7280_CALIB_V2I_L, + v2i_factor & 0xff); + if (error) + goto error_i2c; + error = regmap_write(haptics->regmap, + DA7280_CALIB_V2I_H, + v2i_factor >> 8); + if (error) + goto error_i2c; + + error = regmap_update_bits(haptics->regmap, + DA7280_TOP_CTL1, + DA7280_STANDBY_EN_MASK, + DA7280_STANDBY_EN_MASK); + if (error) + goto error_i2c; + + if (haptics->mem_update) { + error = da7280_haptic_mem_update(haptics); + if (error) + goto error_i2c; + } + + /* Set PS_SEQ_ID and PS_SEQ_LOOP */ + val = haptics->ps_seq_id << DA7280_PS_SEQ_ID_SHIFT | + haptics->ps_seq_loop << DA7280_PS_SEQ_LOOP_SHIFT; + error = regmap_write(haptics->regmap, + DA7280_SEQ_CTL2, val); + if (error) + goto error_i2c; + + /* GPI(N) CTL */ + for (i = 0; i < 3; i++) { + val = haptics->gpi_ctl[i].seq_id + << DA7280_GPI0_SEQUENCE_ID_SHIFT | + haptics->gpi_ctl[i].mode + << DA7280_GPI0_MODE_SHIFT | + haptics->gpi_ctl[i].polarity + << DA7280_GPI0_POLARITY_SHIFT; + error = regmap_write(haptics->regmap, + DA7280_GPI_0_CTL + i, val); + if (error) + goto error_i2c; + } + + /* Clear Interrupts */ + error = regmap_write(haptics->regmap, DA7280_IRQ_EVENT1, 0xff); + if (error) + goto error_i2c; + + error = regmap_update_bits(haptics->regmap, + DA7280_IRQ_MASK1, + DA7280_SEQ_FAULT_M_MASK + | DA7280_SEQ_DONE_M_MASK, 0); + if (error) + goto error_i2c; + + haptics->enabled = false; + return 0; + +error_i2c: + dev_err(haptics->dev, "haptic init - I2C error : %d\n", error); + return error; +} + +/* Valid format for ps_seq_id + * echo X > ps_seq_id + * ex) echo 2 > /sys/class/..../ps_seq_id + * 0 <= X <= 15. + */ +static ssize_t ps_seq_id_store(struct device *dev, + struct device_attribute *attr, + const char *buf, + size_t count) +{ + struct da7280_haptic *haptics = dev_get_drvdata(dev); + long val = 0xff; + int error; + + if (kstrtol(&buf[0], 0, &val) < 0) + goto err; + + error = regmap_update_bits(haptics->regmap, + DA7280_SEQ_CTL2, + DA7280_PS_SEQ_ID_MASK, + (val & 0xf) >> DA7280_PS_SEQ_ID_SHIFT); + if (error) { + dev_err(haptics->dev, + "failed to update register : %d\n", error); + return error; + } + + haptics->ps_seq_id = val & 0xf; + + return count; + +err: + dev_err(dev, "Invalid input\n"); + return count; +} + +static ssize_t ps_seq_id_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct da7280_haptic *haptics = dev_get_drvdata(dev); + int error; + unsigned int val; + + error = regmap_read(haptics->regmap, DA7280_SEQ_CTL2, &val); + if (error) { + dev_err(haptics->dev, + "failed to read register : %d\n", error); + return error; + } + val = (val & DA7280_PS_SEQ_ID_MASK) + >> DA7280_PS_SEQ_ID_SHIFT; + + return sprintf(buf, "ps_seq_id is %d\n", val); +} + +/* Valid format for ps_seq_loop + * echo X > ps_seq_loop + * ex) echo 2 > /sys/class/..../ps_seq_loop + * 0 <= X <= 15. + */ +static ssize_t ps_seq_loop_store(struct device *dev, + struct device_attribute *attr, + const char *buf, + size_t count) +{ + struct da7280_haptic *haptics = dev_get_drvdata(dev); + long val = 0xff; + int error; + + if (kstrtol(&buf[0], 0, &val) < 0) + goto err; + + error = regmap_update_bits(haptics->regmap, + DA7280_SEQ_CTL2, + DA7280_PS_SEQ_LOOP_MASK, + (val & 0xF) << DA7280_PS_SEQ_LOOP_SHIFT); + if (error) { + dev_err(haptics->dev, + "failed to update register : %d\n", error); + return error; + } + + haptics->ps_seq_loop = (val & 0xF); + + return count; +err: + dev_err(dev, "Invalid input value!\n"); + return count; +} + +static ssize_t ps_seq_loop_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct da7280_haptic *haptics = dev_get_drvdata(dev); + int error; + unsigned int val; + + error = regmap_read(haptics->regmap, DA7280_SEQ_CTL2, &val); + if (error) { + dev_err(haptics->dev, + "failed to read register : %d\n", error); + return error; + } + val = (val & DA7280_PS_SEQ_LOOP_MASK) + >> DA7280_PS_SEQ_LOOP_SHIFT; + + return sprintf(buf, "ps_seq_loop is %d\n", val); +} + +/* Valid format for GPIx_SEQUENCE_ID + * echo X > ./gpi_seq_id0 + * Range of X: 0 <= X <= 15 + * ex) + * echo 1 > /sys/class/..../gpi_seq_id0 + * echo 2 > /sys/class/..../gpi_seq_id1 + * echo 3 > /sys/class/..../gpi_seq_id2 + */ +static ssize_t gpi_seq_id0_store(struct device *dev, + struct device_attribute *attr, + const char *buf, + size_t count) +{ + struct da7280_haptic *haptics = dev_get_drvdata(dev); + long val = 0xff; + int error; + + if (kstrtol(&buf[0], 0, &val) < 0) + goto err; + + error = regmap_update_bits(haptics->regmap, + DA7280_GPI_0_CTL, + DA7280_GPI0_SEQUENCE_ID_MASK, + (val & 0xf) + << DA7280_GPI0_SEQUENCE_ID_SHIFT); + if (error) { + dev_err(haptics->dev, + "failed to update register : %d\n", error); + return error; + } + + haptics->gpi_ctl[0].seq_id = val & 0xf; + + return count; + +err: + dev_err(dev, "Invalid input\n"); + return count; +} + +static ssize_t gpi_seq_id0_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct da7280_haptic *haptics = dev_get_drvdata(dev); + int error; + unsigned int val; + + error = regmap_read(haptics->regmap, DA7280_GPI_0_CTL, &val); + if (error) { + dev_err(haptics->dev, + "failed to read register : %d\n", error); + return error; + } + val = (val & DA7280_GPI0_SEQUENCE_ID_MASK) + >> DA7280_GPI0_SEQUENCE_ID_SHIFT; + + return sprintf(buf, "gpi_seq_id0 is %d\n", val); +} + +static ssize_t gpi_seq_id1_store(struct device *dev, + struct device_attribute *attr, + const char *buf, + size_t count) +{ + struct da7280_haptic *haptics = dev_get_drvdata(dev); + long val = 0xff; + int error; + + if (kstrtol(&buf[0], 0, &val) < 0) + goto err; + + error = regmap_update_bits(haptics->regmap, + DA7280_GPI_1_CTL, + DA7280_GPI1_SEQUENCE_ID_MASK, + (val & 0xf) + << DA7280_GPI1_SEQUENCE_ID_SHIFT); + if (error) { + dev_err(haptics->dev, + "failed to update register : %d\n", error); + return error; + } + + haptics->gpi_ctl[1].seq_id = val & 0xf; + + return count; + +err: + dev_err(dev, "Invalid input\n"); + return count; +} + +static ssize_t gpi_seq_id1_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct da7280_haptic *haptics = dev_get_drvdata(dev); + int error; + unsigned int val; + + error = regmap_read(haptics->regmap, DA7280_GPI_1_CTL, &val); + if (error) { + dev_err(haptics->dev, + "failed to read register : %d\n", error); + return error; + } + val = (val & DA7280_GPI1_SEQUENCE_ID_MASK) + >> DA7280_GPI1_SEQUENCE_ID_SHIFT; + + return sprintf(buf, "gpi_seq_id1 is %d\n", val); +} + +static ssize_t gpi_seq_id2_store(struct device *dev, + struct device_attribute *attr, + const char *buf, + size_t count) +{ + struct da7280_haptic *haptics = dev_get_drvdata(dev); + long val = 0xff; + int error; + + if (kstrtol(&buf[0], 0, &val) < 0) + goto err; + + error = regmap_update_bits(haptics->regmap, + DA7280_GPI_2_CTL, + DA7280_GPI2_SEQUENCE_ID_MASK, + (val & 0xf) + << DA7280_GPI2_SEQUENCE_ID_SHIFT); + if (error) { + dev_err(haptics->dev, + "failed to update register : %d\n", error); + return error; + } + + haptics->gpi_ctl[2].seq_id = val & 0xf; + + return count; + +err: + dev_err(dev, "Invalid input\n"); + return count; +} + +static ssize_t gpi_seq_id2_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct da7280_haptic *haptics = dev_get_drvdata(dev); + int error; + unsigned int val; + + error = regmap_read(haptics->regmap, DA7280_GPI_2_CTL, &val); + if (error) { + dev_err(haptics->dev, + "failed to read register : %d\n", error); + return error; + } + val = (val & DA7280_GPI2_SEQUENCE_ID_MASK) + >> DA7280_GPI2_SEQUENCE_ID_SHIFT; + + return sprintf(buf, "gpi_seq_id2 is %d\n", val); +} + +#define MAX_PTN_REGS DA7280_SNP_MEM_SIZE +#define MAX_USER_INPUT_LEN (5 * DA7280_SNP_MEM_SIZE) +struct parse_data_t { + int len; + u8 val[MAX_PTN_REGS]; +}; + +static int da7280_parse_args(struct device *dev, + char *cmd, struct parse_data_t *ptn) +{ + struct da7280_haptic *haptics = dev_get_drvdata(dev); + char *tok; /* used to separate tokens */ + const char ct[] = " \t"; /* space or tab delimits the tokens */ + int tok_count = 0; /* total number of tokens parsed */ + int i = 0, val; + + ptn->len = 0; + + /* parse the input string */ + while ((tok = strsep(&cmd, ct)) != NULL) { + /* this is a value to be written to the register */ + if (kstrtouint(tok, 0, &val) < 0) { + dev_err(haptics->dev, + "failed to read from %s\n", tok); + break; + } + + if (i < MAX_PTN_REGS) { + ptn->val[i] = val; + i++; + } + tok_count++; + } + + /* decide whether it is a read or write operation based on the + * value of tok_count and count_flag. + * tok_count = 0: no inputs, invalid case. + * tok_count = 1: write one value. + * tok_count > 1: write multiple values/patterns. + */ + switch (tok_count) { + case 0: + return -EINVAL; + case 1: + ptn->len = 1; + break; + default: + ptn->len = i; + } + return 0; +} + +static ssize_t +patterns_store(struct device *dev, + struct device_attribute *attr, + const char *buf, + size_t count) +{ + struct da7280_haptic *haptics = dev_get_drvdata(dev); + struct parse_data_t mem; + char cmd[MAX_USER_INPUT_LEN]; + unsigned int val; + int error; + + error = regmap_read(haptics->regmap, DA7280_MEM_CTL1, &val); + if (error) + return error; + + if (count > MAX_USER_INPUT_LEN) + memcpy(cmd, buf, MAX_USER_INPUT_LEN); + else + memcpy(cmd, buf, count); + + /* chop of '\n' introduced by echo at the end of the input */ + if (cmd[count - 1] == '\n') + cmd[count - 1] = '\0'; + + if (da7280_parse_args(dev, cmd, &mem) < 0) + return -EINVAL; + + memcpy(haptics->snp_mem, mem.val, mem.len); + + error = da7280_haptic_mem_update(haptics); + if (error) + return error; + + return count; +} + +static DEVICE_ATTR_RW(ps_seq_id); +static DEVICE_ATTR_RW(ps_seq_loop); +static DEVICE_ATTR_RW(gpi_seq_id0); +static DEVICE_ATTR_RW(gpi_seq_id1); +static DEVICE_ATTR_RW(gpi_seq_id2); +static DEVICE_ATTR_WO(patterns); +static struct attribute *da7280_sysfs_attr[] = { + &dev_attr_ps_seq_id.attr, + &dev_attr_ps_seq_loop.attr, + &dev_attr_gpi_seq_id0.attr, + &dev_attr_gpi_seq_id1.attr, + &dev_attr_gpi_seq_id2.attr, + &dev_attr_patterns.attr, + NULL, +}; + +static const struct attribute_group da7280_attr_group = { + .attrs = da7280_sysfs_attr, +}; + +static int da7280_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct device *dev = &client->dev; + struct da7280_haptic *haptics; + unsigned int period2freq; + int error; + + haptics = devm_kzalloc(dev, sizeof(*haptics), GFP_KERNEL); + if (!haptics) + return -ENOMEM; + haptics->dev = dev; + + if (!client->irq) { + dev_err(dev, "No IRQ configured\n"); + return -EINVAL; + } + + da7280_parse_properties(&client->dev, haptics); + + if (haptics->op_mode == DA7280_PWM_MODE) { + /* Get pwm and regulatot for haptics device */ + haptics->pwm_dev = devm_pwm_get(&client->dev, NULL); + if (IS_ERR(haptics->pwm_dev)) { + dev_err(dev, "failed to get PWM device\n"); + return PTR_ERR(haptics->pwm_dev); + } + + /* + * FIXME: pwm_apply_args() should be removed when switching to + * the atomic PWM API. + */ + pwm_apply_args(haptics->pwm_dev); + + /* Check PWM Period, it must be in 10k ~ 250kHz */ + period2freq = 1000000 / pwm_get_period(haptics->pwm_dev); + if (period2freq < DA7280_MIN_PWM_FREQ_KHZ || + period2freq > DA7280_MAX_PWM_FREQ_KHZ) { + dev_err(dev, "Not supported PWM frequency(%d)\n", + period2freq); + return -EINVAL; + } + } + + INIT_WORK(&haptics->work, da7280_haptic_work); + haptics->client = client; + i2c_set_clientdata(client, haptics); + + haptics->regmap = + devm_regmap_init_i2c(client, &da7280_haptic_regmap_config); + if (IS_ERR(haptics->regmap)) { + error = PTR_ERR(haptics->regmap); + dev_err(dev, "Failed to allocate register map : %d\n", + error); + return error; + } + + error = devm_request_threaded_irq(dev, client->irq, NULL, + da7280_irq_handler, + IRQF_ONESHOT, + "da7280-haptics", haptics); + if (error != 0) { + dev_err(dev, + "Failed to request IRQ : %d\n", client->irq); + return error; + } + + error = da7280_init(haptics); + if (error) { + dev_err(dev, "failed to initialize device\n"); + return error; + } + + /* Initialize input device for haptic device */ + haptics->input_dev = devm_input_allocate_device(dev); + if (!haptics->input_dev) { + dev_err(dev, "failed to allocate input device\n"); + return -ENOMEM; + } + + haptics->input_dev->name = "da7280-haptic"; + haptics->input_dev->dev.parent = client->dev.parent; + haptics->input_dev->open = da7280_haptic_open; + haptics->input_dev->close = da7280_haptic_close; + input_set_drvdata(haptics->input_dev, haptics); + input_set_capability(haptics->input_dev, EV_FF, FF_RUMBLE); + + error = input_ff_create_memless(haptics->input_dev, NULL, + da7280_haptic_play); + if (error) { + dev_err(dev, "failed to create force-feedback\n"); + return error; + } + + error = input_register_device(haptics->input_dev); + if (error) { + dev_err(dev, "failed to register input device\n"); + return error; + } + + error = devm_device_add_group(dev, &da7280_attr_group); + if (error) { + dev_err(dev, "Failed to create sysfs attributes: %d\n", + error); + } + + return error; +} + +static int __maybe_unused da7280_suspend(struct device *dev) +{ + struct da7280_haptic *haptics = dev_get_drvdata(dev); + int error = 0; + + mutex_lock(&haptics->input_dev->mutex); + + da7280_haptic_disable(haptics); + + error = regmap_update_bits(haptics->regmap, + DA7280_TOP_CTL1, + DA7280_STANDBY_EN_MASK, 0); + if (error) + dev_err(haptics->dev, + "I2C error : %d\n", error); + + mutex_unlock(&haptics->input_dev->mutex); + return error; +} + +static int __maybe_unused da7280_resume(struct device *dev) +{ + struct da7280_haptic *haptics = dev_get_drvdata(dev); + int error = 0; + + mutex_lock(&haptics->input_dev->mutex); + + error = regmap_update_bits(haptics->regmap, + DA7280_TOP_CTL1, + DA7280_STANDBY_EN_MASK, + DA7280_STANDBY_EN_MASK); + if (error) + dev_err(haptics->dev, + "i2c error : %d\n", error); + + mutex_unlock(&haptics->input_dev->mutex); + return error; +} + +static const struct of_device_id da7280_of_match[] = { + { .compatible = "dlg,da7280", }, + { } +}; +MODULE_DEVICE_TABLE(of, da7280_of_match); + +static const struct i2c_device_id da7280_i2c_id[] = { + { "da7280", }, + { } +}; +MODULE_DEVICE_TABLE(i2c, da7280_i2c_id); + +static SIMPLE_DEV_PM_OPS(da7280_pm_ops, + da7280_suspend, da7280_resume); + +static struct i2c_driver da7280_driver = { + .driver = { + .name = "da7280", + .of_match_table = of_match_ptr(da7280_of_match), + .pm = &da7280_pm_ops, + }, + .probe = da7280_probe, + .id_table = da7280_i2c_id, +}; +module_i2c_driver(da7280_driver); + +MODULE_DESCRIPTION("DA7280 haptics driver"); +MODULE_AUTHOR("Roy Im "); +MODULE_LICENSE("GPL"); diff --git a/drivers/input/misc/da7280.h b/drivers/input/misc/da7280.h new file mode 100644 index 0000000..d9310b6 --- /dev/null +++ b/drivers/input/misc/da7280.h @@ -0,0 +1,412 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * DA7280 Haptic device driver registers + * + * Copyright (c) 2017 Dialog Semiconductor. + * Author: Roy Im + */ + +#ifndef _DA7280_REG_DEFS_H +#define _DA7280_REG_DEFS_H + +#include + +/* Registers */ + +#define DA7280_CHIP_REV 0x00 +#define DA7280_IRQ_EVENT1 0x03 +#define DA7280_IRQ_EVENT_WARNING_DIAG 0x04 +#define DA7280_IRQ_EVENT_SEQ_DIAG 0x05 +#define DA7280_IRQ_STATUS1 0x06 +#define DA7280_IRQ_MASK1 0x07 +#define DA7280_CIF_I2C1 0x08 +#define DA7280_FRQ_LRA_PER_H 0x0A +#define DA7280_FRQ_LRA_PER_L 0x0B +#define DA7280_ACTUATOR1 0x0C +#define DA7280_ACTUATOR2 0x0D +#define DA7280_ACTUATOR3 0x0E +#define DA7280_CALIB_V2I_H 0x0F +#define DA7280_CALIB_V2I_L 0x10 +#define DA7280_CALIB_IMP_H 0x11 +#define DA7280_CALIB_IMP_L 0x12 +#define DA7280_TOP_CFG1 0x13 +#define DA7280_TOP_CFG2 0x14 +#define DA7280_TOP_CFG3 0x15 +#define DA7280_TOP_CFG4 0x16 +#define DA7280_TOP_INT_CFG1 0x17 +#define DA7280_TOP_INT_CFG6_H 0x1C +#define DA7280_TOP_INT_CFG6_L 0x1D +#define DA7280_TOP_INT_CFG7_H 0x1E +#define DA7280_TOP_INT_CFG7_L 0x1F +#define DA7280_TOP_INT_CFG8 0x20 +#define DA7280_TOP_CTL1 0x22 +#define DA7280_TOP_CTL2 0x23 +#define DA7280_SEQ_CTL1 0x24 +#define DA7280_SWG_C1 0x25 +#define DA7280_SWG_C2 0x26 +#define DA7280_SWG_C3 0x27 +#define DA7280_SEQ_CTL2 0x28 +#define DA7280_GPI_0_CTL 0x29 +#define DA7280_GPI_1_CTL 0x2A +#define DA7280_GPI_2_CTL 0x2B +#define DA7280_MEM_CTL1 0x2C +#define DA7280_MEM_CTL2 0x2D +#define DA7280_ADC_DATA_H1 0x2E +#define DA7280_ADC_DATA_L1 0x2F +#define DA7280_POLARITY 0x43 +#define DA7280_LRA_AVR_H 0x44 +#define DA7280_LRA_AVR_L 0x45 +#define DA7280_FRQ_LRA_PER_ACT_H 0x46 +#define DA7280_FRQ_LRA_PER_ACT_L 0x47 +#define DA7280_FRQ_PHASE_H 0x48 +#define DA7280_FRQ_PHASE_L 0x49 +#define DA7280_FRQ_CTL 0x4C +#define DA7280_TRIM3 0x5F +#define DA7280_TRIM4 0x60 +#define DA7280_TRIM6 0x62 +#define DA7280_TOP_CFG5 0x6E +#define DA7280_IRQ_EVENT_ACTUATOR_FAULT 0x81 +#define DA7280_IRQ_STATUS2 0x82 +#define DA7280_IRQ_MASK2 0x83 +#define DA7280_SNP_MEM_0 0x84 +#define DA7280_SNP_MEM_99 0xE7 + +/* DA7280_CHIP_REV (Address 0x00) */ +#define DA7280_CHIP_REV_MAJOR_SHIFT 0 +#define DA7280_CHIP_REV_MAJOR_MASK (15 << 0) +#define DA7280_CHIP_REV_MINOR_SHIFT 4 +#define DA7280_CHIP_REV_MINOR_MASK (15 << 4) + +/* DA7280_IRQ_EVENT1 (Address 0x03) */ +#define DA7280_E_SEQ_CONTINUE_SHIFT 0 +#define DA7280_E_SEQ_CONTINUE_MASK BIT(0) +#define DA7280_E_UVLO_SHIFT 1 +#define DA7280_E_UVLO_MASK BIT(1) +#define DA7280_E_SEQ_DONE_SHIFT 2 +#define DA7280_E_SEQ_DONE_MASK BIT(2) +#define DA7280_E_OVERTEMP_CRIT_SHIFT 3 +#define DA7280_E_OVERTEMP_CRIT_MASK BIT(3) +#define DA7280_E_SEQ_FAULT_SHIFT 4 +#define DA7280_E_SEQ_FAULT_MASK BIT(4) +#define DA7280_E_WARNING_SHIFT 5 +#define DA7280_E_WARNING_MASK BIT(5) +#define DA7280_E_ACTUATOR_FAULT_SHIFT 6 +#define DA7280_E_ACTUATOR_FAULT_MASK BIT(6) +#define DA7280_E_OC_FAULT_SHIFT 7 +#define DA7280_E_OC_FAULT_MASK BIT(7) + +/* DA7280_IRQ_EVENT_WARNING_DIAG (Address 0x04) */ +#define DA7280_E_OVERTEMP_WARN_SHIFT 3 +#define DA7280_E_OVERTEMP_WARN_MASK BIT(3) +#define DA7280_E_MEM_TYPE_SHIFT 4 +#define DA7280_E_MEM_TYPE_MASK BIT(4) +#define DA7280_E_LIM_DRIVE_ACC_SHIFT 6 +#define DA7280_E_LIM_DRIVE_ACC_MASK BIT(6) +#define DA7280_E_LIM_DRIVE_SHIFT 7 +#define DA7280_E_LIM_DRIVE_MASK BIT(7) + +/* DA7280_IRQ_EVENT_PAT_DIAG (Address 0x05) */ +#define DA7280_E_PWM_FAULT_SHIFT 5 +#define DA7280_E_PWM_FAULT_MASK BIT(5) +#define DA7280_E_MEM_FAULT_SHIFT 6 +#define DA7280_E_MEM_FAULT_MASK BIT(6) +#define DA7280_E_SEQ_ID_FAULT_SHIFT 7 +#define DA7280_E_SEQ_ID_FAULT_MASK BIT(7) + +/* DA7280_IRQ_STATUS1 (Address 0x06) */ +#define DA7280_STA_SEQ_CONTINUE_SHIFT 0 +#define DA7280_STA_SEQ_CONTINUE_MASK BIT(0) +#define DA7280_STA_UVLO_VBAT_OK_SHIFT 1 +#define DA7280_STA_UVLO_VBAT_OK_MASK BIT(1) +#define DA7280_STA_SEQ_DONE_SHIFT 2 +#define DA7280_STA_SEQ_DONE_MASK BIT(2) +#define DA7280_STA_OVERTEMP_CRIT_SHIFT 3 +#define DA7280_STA_OVERTEMP_CRIT_MASK BIT(3) +#define DA7280_STA_SEQ_FAULT_SHIFT 4 +#define DA7280_STA_SEQ_FAULT_MASK BIT(4) +#define DA7280_STA_WARNING_SHIFT 5 +#define DA7280_STA_WARNING_MASK BIT(5) +#define DA7280_STA_ACTUATOR_SHIFT 6 +#define DA7280_STA_ACTUATOR_MASK BIT(6) +#define DA7280_STA_OC_SHIFT 7 +#define DA7280_STA_OC_MASK BIT(7) + +/* DA7280_IRQ_MASK1 (Address 0x07) */ +#define DA7280_SEQ_CONTINUE_M_SHIFT 0 +#define DA7280_SEQ_CONTINUE_M_MASK BIT(0) +#define DA7280_E_UVLO_M_SHIFT 1 +#define DA7280_E_UVLO_M_MASK BIT(1) +#define DA7280_SEQ_DONE_M_SHIFT 2 +#define DA7280_SEQ_DONE_M_MASK BIT(2) +#define DA7280_OVERTEMP_CRIT_M_SHIFT 3 +#define DA7280_OVERTEMP_CRIT_M_MASK BIT(3) +#define DA7280_SEQ_FAULT_M_SHIFT 4 +#define DA7280_SEQ_FAULT_M_MASK BIT(4) +#define DA7280_WARNING_M_SHIFT 5 +#define DA7280_WARNING_M_MASK BIT(5) +#define DA7280_ACTUATOR_M_SHIFT 6 +#define DA7280_ACTUATOR_M_MASK BIT(6) +#define DA7280_OC_M_SHIFT 7 +#define DA7280_OC_M_MASK BIT(7) + +/* DA7280_CIF_I2C1 (Address 0x08) */ +#define DA7280_I2C_TO_ENABLE_SHIFT 6 +#define DA7280_I2C_TO_ENABLE_MASK BIT(6) +#define DA7280_I2C_WR_MODE_SHIFT 7 +#define DA7280_I2C_WR_MODE_MASK BIT(7) + +/* DA7280_FRQ_LRA_PER_H (Address 0x0a) */ +#define DA7280_LRA_PER_H_SHIFT 0 +#define DA7280_LRA_PER_H_MASK (255 << 0) + +/* DA7280_FRQ_LRA_PER_L (Address 0x0b) */ +#define DA7280_LRA_PER_L_SHIFT 0 +#define DA7280_LRA_PER_L_MASK (127 << 0) + +/* DA7280_ACTUATOR1 (Address 0x0c) */ +#define DA7280_ACTUATOR_NOMMAX_SHIFT 0 +#define DA7280_ACTUATOR_NOMMAX_MASK (255 << 0) + +/* DA7280_ACTUATOR2 (Address 0x0d) */ +#define DA7280_ACTUATOR_ABSMAX_SHIFT 0 +#define DA7280_ACTUATOR_ABSMAX_MASK (255 << 0) + +/* DA7280_ACTUATOR3 (Address 0x0e) */ +#define DA7280_IMAX_SHIFT 0 +#define DA7280_IMAX_MASK (31 << 0) + +/* DA7280_CALIB_V2I_H (Address 0x0f) */ +#define DA7280_V2I_FACTOR_H_SHIFT 0 +#define DA7280_V2I_FACTOR_H_MASK (255 << 0) + +/* DA7280_CALIB_V2I_L (Address 0x10) */ +#define DA7280_V2I_FACTOR_L_SHIFT 0 +#define DA7280_V2I_FACTOR_L_MASK (255 << 0) + +/* DA7280_CALIB_IMP_H (Address 0x11) */ +#define DA7280_IMPEDANCE_H_SHIFT 0 +#define DA7280_IMPEDANCE_H_MASK (255 << 0) + +/* DA7280_CALIB_IMP_L (Address 0x12) */ +#define DA7280_IMPEDANCE_L_SHIFT 0 +#define DA7280_IMPEDANCE_L_MASK (3 << 0) + +/* DA7280_TOP_CFG1 (Address 0x13) */ +#define DA7280_AMP_PID_EN_SHIFT 0 +#define DA7280_AMP_PID_EN_MASK BIT(0) +#define DA7280_RAPID_STOP_EN_SHIFT 1 +#define DA7280_RAPID_STOP_EN_MASK BIT(1) +#define DA7280_ACCELERATION_EN_SHIFT 2 +#define DA7280_ACCELERATION_EN_MASK BIT(2) +#define DA7280_FREQ_TRACK_EN_SHIFT 3 +#define DA7280_FREQ_TRACK_EN_MASK BIT(3) +#define DA7280_BEMF_SENSE_EN_SHIFT 4 +#define DA7280_BEMF_SENSE_EN_MASK BIT(4) +#define DA7280_ACTUATOR_TYPE_SHIFT 5 +#define DA7280_ACTUATOR_TYPE_MASK BIT(5) +#define DA7280_EMBEDDED_MODE_SHIFT 7 +#define DA7280_EMBEDDED_MODE_MASK BIT(7) + +/* DA7280_TOP_CFG2 (Address 0x14) */ +#define DA7280_FULL_BRAKE_THR_SHIFT 0 +#define DA7280_FULL_BRAKE_THR_MASK (15 << 0) +#define DA7280_MEM_DATA_SIGNED_SHIFT 4 +#define DA7280_MEM_DATA_SIGNED_MASK BIT(4) + +/* DA7280_TOP_CFG3 (Address 0x15) */ +#define DA7280_VDD_MARGIN_SHIFT 0 +#define DA7280_VDD_MARGIN_MASK (15 << 0) + +/* DA7280_TOP_CFG4 (Address 0x16) */ +#define DA7280_TST_CALIB_IMPEDANCE_DIS_SHIFT 6 +#define DA7280_TST_CALIB_IMPEDANCE_DIS_MASK BIT(6) +#define DA7280_V2I_FACTOR_FREEZE_SHIFT 7 +#define DA7280_V2I_FACTOR_FREEZE_MASK BIT(7) + +/* DA7280_TOP_INT_CFG1 (Address 0x17) */ +#define DA7280_BEMF_FAULT_LIM_SHIFT 0 +#define DA7280_BEMF_FAULT_LIM_MASK (3 << 0) +#define DA7280_FRQ_LOCKED_LIM_SHIFT 2 +#define DA7280_FRQ_LOCKED_LIM_MASK (63 << 2) + +/* DA7280_TOP_INT_CFG6_H (Address 0x1c) */ +#define DA7280_FRQ_PID_KP_H_SHIFT 0 +#define DA7280_FRQ_PID_KP_H_MASK (255 << 0) + +/* DA7280_TOP_INT_CFG6_L (Address 0x1d) */ +#define DA7280_FRQ_PID_KP_L_SHIFT 0 +#define DA7280_FRQ_PID_KP_L_MASK (255 << 0) + +/* DA7280_TOP_INT_CFG7_H (Address 0x1e) */ +#define DA7280_FRQ_PID_KI_H_SHIFT 0 +#define DA7280_FRQ_PID_KI_H_MASK (255 << 0) + +/* DA7280_TOP_INT_CFG7_L (Address 0x1f) */ +#define DA7280_FRQ_PID_KI_L_SHIFT 0 +#define DA7280_FRQ_PID_KI_L_MASK (255 << 0) + +/* DA7280_TOP_INT_CFG8 (Address 0x20) */ +#define DA7280_TST_FRQ_TRACK_BEMF_LIM_SHIFT 0 +#define DA7280_TST_FRQ_TRACK_BEMF_LIM_MASK (15 << 0) +#define DA7280_TST_AMP_RAPID_STOP_LIM_SHIFT 4 +#define DA7280_TST_AMP_RAPID_STOP_LIM_MASK (7 << 4) + +/* DA7280_TOP_CTL1 (Address 0x22) */ +#define DA7280_OPERATION_MODE_SHIFT 0 +#define DA7280_OPERATION_MODE_MASK (7 << 0) +#define DA7280_STANDBY_EN_SHIFT 3 +#define DA7280_STANDBY_EN_MASK BIT(3) +#define DA7280_SEQ_START_SHIFT 4 +#define DA7280_SEQ_START_MASK BIT(4) + +/* DA7280_TOP_CTL2 (Address 0x23) */ +#define DA7280_OVERRIDE_VAL_SHIFT 0 +#define DA7280_OVERRIDE_VAL_MASK (255 << 0) + +/* DA7280_SEQ_CTL1 (Address 0x24) */ +#define DA7280_SEQ_CONTINUE_SHIFT 0 +#define DA7280_SEQ_CONTINUE_MASK BIT(0) +#define DA7280_WAVEGEN_MODE_SHIFT 1 +#define DA7280_WAVEGEN_MODE_MASK BIT(1) +#define DA7280_FREQ_WAVEFORM_TIMEBASE_SHIFT 2 +#define DA7280_FREQ_WAVEFORM_TIMEBASE_MASK BIT(2) + +/* DA7280_SWG_C1 (Address 0x25) */ +#define DA7280_CUSTOM_WAVE_GEN_COEFF1_SHIFT 0 +#define DA7280_CUSTOM_WAVE_GEN_COEFF1_MASK (255 << 0) + +/* DA7280_SWG_C2 (Address 0x26) */ +#define DA7280_CUSTOM_WAVE_GEN_COEFF2_SHIFT 0 +#define DA7280_CUSTOM_WAVE_GEN_COEFF2_MASK (255 << 0) + +/* DA7280_SWG_C3 (Address 0x27) */ +#define DA7280_CUSTOM_WAVE_GEN_COEFF3_SHIFT 0 +#define DA7280_CUSTOM_WAVE_GEN_COEFF3_MASK (255 << 0) + +/* DA7280_SEQ_CTL2 (Address 0x28) */ +#define DA7280_PS_SEQ_ID_SHIFT 0 +#define DA7280_PS_SEQ_ID_MASK (15 << 0) +#define DA7280_PS_SEQ_LOOP_SHIFT 4 +#define DA7280_PS_SEQ_LOOP_MASK (15 << 4) + +/* DA7280_GPIO_0_CTL (Address 0x29) */ +#define DA7280_GPI0_POLARITY_SHIFT 0 +#define DA7280_GPI0_POLARITY_MASK (3 << 0) +#define DA7280_GPI0_MODE_SHIFT 2 +#define DA7280_GPI0_MODE_MASK BIT(2) +#define DA7280_GPI0_SEQUENCE_ID_SHIFT 3 +#define DA7280_GPI0_SEQUENCE_ID_MASK (15 << 3) + +/* DA7280_GPIO_1_CTL (Address 0x2a) */ +#define DA7280_GPI1_POLARITY_SHIFT 0 +#define DA7280_GPI1_POLARITY_MASK (3 << 0) +#define DA7280_GPI1_MODE_SHIFT 2 +#define DA7280_GPI1_MODE_MASK BIT(2) +#define DA7280_GPI1_SEQUENCE_ID_SHIFT 3 +#define DA7280_GPI1_SEQUENCE_ID_MASK (15 << 3) + +/* DA7280_GPIO_2_CTL (Address 0x2b) */ +#define DA7280_GPI2_POLARITY_SHIFT 0 +#define DA7280_GPI2_POLARITY_MASK (3 << 0) +#define DA7280_GPI2_MODE_SHIFT 2 +#define DA7280_GPI2_MODE_MASK BIT(2) +#define DA7280_GPI2_SEQUENCE_ID_SHIFT 3 +#define DA7280_GPI2_SEQUENCE_ID_MASK (15 << 3) + +/* DA7280_MEM_CTL1 (Address 0x2c) */ +#define DA7280_WAV_MEM_BASE_ADDR_SHIFT 0 +#define DA7280_WAV_MEM_BASE_ADDR_MASK (255 << 0) + +/* DA7280_MEM_CTL2 (Address 0x2d) */ +#define DA7280_WAV_MEM_LOCK_SHIFT 7 +#define DA7280_WAV_MEM_LOCK_MASK BIT(7) + +/* DA7280_ADC_DATA_H1 (Address 0x2e) */ +#define DA7280_ADC_VDD_H_SHIFT 0 +#define DA7280_ADC_VDD_H_MASK (255 << 0) + +/* DA7280_ADC_DATA_L1 (Address 0x2f) */ +#define DA7280_ADC_VDD_L_SHIFT 0 +#define DA7280_ADC_VDD_L_MASK (127 << 0) + +/* DA7280_POLARITY (Address 0x43) */ +#define DA7280_POLARITY_SHIFT 0 +#define DA7280_POLARITY_MASK BIT(0) + +/* DA7280_LRA_AVR_H (Address 0x44) */ +#define DA7280_LRA_PER_AVERAGE_H_SHIFT 0 +#define DA7280_LRA_PER_AVERAGE_H_MASK (255 << 0) + +/* DA7280_LRA_AVR_L (Address 0x45) */ +#define DA7280_LRA_PER_AVERAGE_L_SHIFT 0 +#define DA7280_LRA_PER_AVERAGE_L_MASK (127 << 0) + +/* DA7280_FRQ_LRA_PER_ACT_H (Address 0x46) */ +#define DA7280_LRA_PER_ACTUAL_H_SHIFT 0 +#define DA7280_LRA_PER_ACTUAL_H_MASK (255 << 0) + +/* DA7280_FRQ_LRA_PER_ACT_L (Address 0x47) */ +#define DA7280_LRA_PER_ACTUAL_L_SHIFT 0 +#define DA7280_LRA_PER_ACTUAL_L_MASK (127 << 0) + +/* DA7280_FRQ_PHASE_H (Address 0x48) */ +#define DA7280_PHASE_DELAY_H_SHIFT 0 +#define DA7280_PHASE_DELAY_H_MASK (255 << 0) + +/* DA7280_FRQ_PHASE_L (Address 0x49) */ +#define DA7280_DELAY_SHIFT_L_SHIFT 0 +#define DA7280_DELAY_SHIFT_L_MASK (7 << 0) +#define DA7280_DELAY_SHIFT_FREEZE_SHIFT 7 +#define DA7280_DELAY_SHIFT_FREEZE_MASK BIT(7) + +/* DA7280_FRQ_CTL (Address 0x4c) */ +#define DA7280_FREQ_TRACKING_FORCE_ON_SHIFT 0 +#define DA7280_FREQ_TRACKING_FORCE_ON_MASK BIT(0) +#define DA7280_FREQ_TRACKING_AUTO_ADJ_SHIFT 1 +#define DA7280_FREQ_TRACKING_AUTO_ADJ_MASK BIT(1) + +/* DA7280_TRIM3 (Address 0x5f) */ +#define DA7280_REF_UVLO_THRES_SHIFT 3 +#define DA7280_REF_UVLO_THRES_MASK (3 << 3) +#define DA7280_LOOP_FILT_LOW_BW_SHIFT 5 +#define DA7280_LOOP_FILT_LOW_BW_MASK BIT(5) +#define DA7280_LOOP_IDAC_DOUBLE_RANGE_SHIFT 6 +#define DA7280_LOOP_IDAC_DOUBLE_RANGE_MASK BIT(6) + +/* DA7280_TRIM4 (Address 0x60) */ +#define DA7280_LOOP_FILT_RES_TRIM_SHIFT 0 +#define DA7280_LOOP_FILT_RES_TRIM_MASK (3 << 0) +#define DA7280_LOOP_FILT_CAP_TRIM_SHIFT 2 +#define DA7280_LOOP_FILT_CAP_TRIM_MASK (3 << 2) + +/* DA7280_TRIM6 (Address 0x62) */ +#define DA7280_HBRIDGE_ERC_HS_TRIM_SHIFT 0 +#define DA7280_HBRIDGE_ERC_HS_TRIM_MASK (3 << 0) +#define DA7280_HBRIDGE_ERC_LS_TRIM_SHIFT 2 +#define DA7280_HBRIDGE_ERC_LS_TRIM_MASK (3 << 2) + +/* DA7280_TOP_CFG5 (Address 0x6e) */ +#define DA7280_V2I_FACTOR_OFFSET_EN_SHIFT 0 +#define DA7280_V2I_FACTOR_OFFSET_EN_MASK BIT(0) +#define DA7280_FRQ_PAUSE_ON_POLARITY_CHANGE_SHIFT 1 +#define DA7280_FRQ_PAUSE_ON_POLARITY_CHANGE_MASK BIT(1) +#define DA7280_DELAY_BYPASS_SHIFT 2 +#define DA7280_DELAY_BYPASS_MASK BIT(2) + +/* DA7280_IRQ_EVENT_ACTUATOR_FAULT (Address 0x81) */ +#define DA7280_ADC_SAT_FAULT_SHIFT 2 +#define DA7280_ADC_SAT_FAULT_MASK BIT(2) + +/* DA7280_IRQ_STATUS2 (Address 0x82) */ +#define DA7280_STA_ADC_SAT_SHIFT 7 +#define DA7280_STA_ADC_SAT_MASK BIT(7) + +/* DA7280_IRQ_MASK2 (Address 0x83) */ +#define DA7280_ADC_SAT_M_SHIFT 7 +#define DA7280_ADC_SAT_M_MASK BIT(7) + +/* DA7280_SNP_MEM_XX (Address 0x84 ~ 0xe7) */ +#define DA7280_SNP_MEM_SHIFT 0 +#define DA7280_SNP_MEM_MASK (255 << 0) + +#endif