dev/qpnp_haptic/qpnp_haptic.c - kernel/lk - Gitiles

 /* Copyright (c) 2015, The Linux Foundation. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *   * Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  *   * Redistributions in binary form must reproduce the above
  *     copyright notice, this list of conditions and the following
  *     disclaimer in the documentation and/or other materials provided
  *     with the distribution.
  *   * Neither the name of The Linux Foundation nor the names of its
  *     contributors may be used to endorse or promote products derived
  *     from this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */

 #include <spmi.h>
 #include <platform/iomap.h>
 #include <pm_vib.h>
 #include <target.h>
 #include <vibrator.h>

 #define HAPTIC_BASE (PMI_SECOND_SLAVE_ADDR_BASE+ 0xC000)
 #define QPNP_HAP_EN_CTL_REG (HAPTIC_BASE + 0x46)
 #define QPNP_HAP_EN_CTL2_REG (HAPTIC_BASE + 0x48)
 #define QPNP_HAP_ACT_TYPE_REG (HAPTIC_BASE + 0x4C)
 #define QPNP_HAP_WAV_SHAPE_REG (HAPTIC_BASE + 0x4D)
 #define QPNP_HAP_PLAY_MODE_REG (HAPTIC_BASE + 0x4E)
 #define QPNP_HAP_LRA_AUTO_RES_REG (HAPTIC_BASE + 0x4F)
 #define QPNP_HAP_VMAX_REG (HAPTIC_BASE + 0x51)
 #define QPNP_HAP_ILIM_REG (HAPTIC_BASE + 0x52)
 #define QPNP_HAP_SC_DEB_REG (HAPTIC_BASE + 0x53)
 #define QPNP_HAP_RATE_CFG1_REG (HAPTIC_BASE + 0x54)
 #define QPNP_HAP_RATE_CFG2_REG (HAPTIC_BASE + 0x55)
 #define QPNP_HAP_INT_PWM_REG (HAPTIC_BASE + 0x56)
 #define QPNP_HAP_PWM_CAP_REG (HAPTIC_BASE + 0x58)
 #define QPNP_HAP_BRAKE_REG (HAPTIC_BASE + 0x5C)
 #define QPNP_HAP_PLAY_REG (HAPTIC_BASE + 0x70)

 #define QPNP_HAP_ACT_TYPE_MASK 0x01
 #define QPNP_HAP_PLAY_MODE_MASK 0x3F
 #define QPNP_HAP_DIRECT 0x0
 #define QPNP_HAP_VMAX_MASK 0x3F
 #define QPNP_HAP_VMAX 0x22
 #define QPNP_HAP_ILIM_MASK 0x01
 #define QPNP_HAP_ILIM 0x01
 #define QPNP_HAP_SC_DEB_MASK 0x07
 #define QPNP_HAP_SC_DEB_8CLK 0x01
 #define QPNP_HAP_INT_PWM_MASK 0x03
 #define QPNP_HAP_INT_PWM_505KHZ 0x01
 #define QPNP_HAP_WAV_SHAPE_MASK 0x01
 #define QPNP_HAP_WAV_SHAPE_SQUARE 0x01
 #define QPNP_HAP_PWM_CAP_MASK 0x03
 #define QPNP_HAP_PWM_CAP_13PF 0x01
 #define QPNP_HAP_RATE_CFG1_MASK 0xFF
 #define QPNP_HAP_RATE_CFG2_MASK 0x0F
 #define QPNP_HAP_EN_BRAKE_EN_MASK 0x01
 #define QPNP_HAP_EN_BRAKING_EN 0x01
 #define QPNP_HAP_BRAKE_VMAX_MASK 0xFF
 #define QPNP_HAP_BRAKE_VMAX 0xF
 #define QPNP_HAP_ERM 0x1
 #define QPNP_HAP_LRA 0x0
 #define QPNP_HAP_PLAY_MASK 0x80
 #define QPNP_HAP_PLAY_EN 0x80
 #define QPNP_HAP_MASK 0x80
 #define QPNP_HAP_EN 0x80
 #define QPNP_HAP_PLAY_DIS 0x00
 #define QPNP_HAP_DIS 0x00
 #define QPNP_HAP_BRAKE_MASK 0xFE
 #define QPNP_HAP_LRA_AUTO_DISABLE 0x00
 #define QPNP_HAP_LRA_AUTO_MASK 0x70

 /* Turn on vibrator */
 void pm_vib_turn_on(void)
 {
 	struct qpnp_hap vib_config = {0};

 	if(!target_is_pmi_enabled())
 		return;

 	get_vibration_type(&vib_config);
 	/* Configure the ACTUATOR TYPE register as ERM*/
 	pmic_spmi_reg_mask_write(QPNP_HAP_ACT_TYPE_REG,
 					QPNP_HAP_ACT_TYPE_MASK,
 					VIB_ERM_TYPE == vib_config.vib_type ? QPNP_HAP_ERM
 					: QPNP_HAP_LRA);

 	/* Disable auto resonance for ERM */
 	pmic_spmi_reg_mask_write(QPNP_HAP_LRA_AUTO_RES_REG,
 					QPNP_HAP_LRA_AUTO_MASK,
 					QPNP_HAP_LRA_AUTO_DISABLE);

 	/* Configure the PLAY MODE register as direct*/
 	pmic_spmi_reg_mask_write(QPNP_HAP_PLAY_MODE_REG,
 					QPNP_HAP_PLAY_MODE_MASK,
 					QPNP_HAP_DIRECT);

 	/* Configure the VMAX register */
 	pmic_spmi_reg_mask_write(QPNP_HAP_VMAX_REG,
 					QPNP_HAP_VMAX_MASK, QPNP_HAP_VMAX);

 	/* Sets current limit to 800mA*/
 	pmic_spmi_reg_mask_write(QPNP_HAP_ILIM_REG,
 					QPNP_HAP_ILIM_MASK, QPNP_HAP_ILIM);

 	/* Configure the short circuit debounce register as DEB_8CLK*/
 	pmic_spmi_reg_mask_write(QPNP_HAP_SC_DEB_REG,
 					QPNP_HAP_SC_DEB_MASK, QPNP_HAP_SC_DEB_8CLK);

 	/* Configure the INTERNAL_PWM register as 505KHZ and 13PF*/
 	pmic_spmi_reg_mask_write(QPNP_HAP_INT_PWM_REG,
 					QPNP_HAP_INT_PWM_MASK, QPNP_HAP_INT_PWM_505KHZ);
 	pmic_spmi_reg_mask_write(QPNP_HAP_PWM_CAP_REG,
 					QPNP_HAP_PWM_CAP_MASK, QPNP_HAP_PWM_CAP_13PF);

 	/* Configure the WAVE SHAPE register as SQUARE*/
 	pmic_spmi_reg_mask_write(QPNP_HAP_WAV_SHAPE_REG,
 					QPNP_HAP_WAV_SHAPE_MASK, QPNP_HAP_WAV_SHAPE_SQUARE);

 	/* Configure RATE_CFG1 and RATE_CFG2 registers for haptic rate. */
 	pmic_spmi_reg_mask_write(QPNP_HAP_RATE_CFG1_REG,
 					QPNP_HAP_RATE_CFG1_MASK, vib_config.hap_rate_cfg1);
 	pmic_spmi_reg_mask_write(QPNP_HAP_RATE_CFG2_REG,
 					QPNP_HAP_RATE_CFG2_MASK, vib_config.hap_rate_cfg2);

 	/* Configure BRAKE register, PATTERN1 & PATTERN2 as VMAX. */
 	pmic_spmi_reg_mask_write(QPNP_HAP_EN_CTL2_REG,
 					QPNP_HAP_EN_BRAKE_EN_MASK, QPNP_HAP_EN_BRAKING_EN);
 	pmic_spmi_reg_mask_write(QPNP_HAP_BRAKE_REG,
 					QPNP_HAP_BRAKE_VMAX_MASK, QPNP_HAP_BRAKE_VMAX);

 	/* Enable control register */
 	pmic_spmi_reg_mask_write(QPNP_HAP_EN_CTL_REG,
 					QPNP_HAP_PLAY_MASK, QPNP_HAP_PLAY_EN);

 	/* Enable play register */
 	pmic_spmi_reg_mask_write(QPNP_HAP_PLAY_REG, QPNP_HAP_MASK, QPNP_HAP_EN);
 }

 /* Turn off vibrator */
 void pm_vib_turn_off(void)
 {
 	if(!target_is_pmi_enabled())
 		return;

 	/* Disable control register */
 	pmic_spmi_reg_mask_write(QPNP_HAP_EN_CTL_REG,
 					QPNP_HAP_PLAY_MASK, QPNP_HAP_PLAY_DIS);

 	/* Disable play register */
 	pmic_spmi_reg_mask_write(QPNP_HAP_PLAY_REG, QPNP_HAP_MASK, QPNP_HAP_DIS);
 }
	/* Copyright (c) 2015, The Linux Foundation. All rights reserved.
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions are
	* met:
	* * Redistributions of source code must retain the above copyright
	* notice, this list of conditions and the following disclaimer.
	* * Redistributions in binary form must reproduce the above
	* copyright notice, this list of conditions and the following
	* disclaimer in the documentation and/or other materials provided
	* with the distribution.
	* * Neither the name of The Linux Foundation nor the names of its
	* contributors may be used to endorse or promote products derived
	* from this software without specific prior written permission.
	*
	* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
	* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
	* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
	* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
	* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
	* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
	* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
	* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
	* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
	* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	*/

	#include <spmi.h>
	#include <platform/iomap.h>
	#include <pm_vib.h>
	#include <target.h>
	#include <vibrator.h>

	#define HAPTIC_BASE (PMI_SECOND_SLAVE_ADDR_BASE+ 0xC000)
	#define QPNP_HAP_EN_CTL_REG (HAPTIC_BASE + 0x46)
	#define QPNP_HAP_EN_CTL2_REG (HAPTIC_BASE + 0x48)
	#define QPNP_HAP_ACT_TYPE_REG (HAPTIC_BASE + 0x4C)
	#define QPNP_HAP_WAV_SHAPE_REG (HAPTIC_BASE + 0x4D)
	#define QPNP_HAP_PLAY_MODE_REG (HAPTIC_BASE + 0x4E)
	#define QPNP_HAP_LRA_AUTO_RES_REG (HAPTIC_BASE + 0x4F)
	#define QPNP_HAP_VMAX_REG (HAPTIC_BASE + 0x51)
	#define QPNP_HAP_ILIM_REG (HAPTIC_BASE + 0x52)
	#define QPNP_HAP_SC_DEB_REG (HAPTIC_BASE + 0x53)
	#define QPNP_HAP_RATE_CFG1_REG (HAPTIC_BASE + 0x54)
	#define QPNP_HAP_RATE_CFG2_REG (HAPTIC_BASE + 0x55)
	#define QPNP_HAP_INT_PWM_REG (HAPTIC_BASE + 0x56)
	#define QPNP_HAP_PWM_CAP_REG (HAPTIC_BASE + 0x58)
	#define QPNP_HAP_BRAKE_REG (HAPTIC_BASE + 0x5C)
	#define QPNP_HAP_PLAY_REG (HAPTIC_BASE + 0x70)

	#define QPNP_HAP_ACT_TYPE_MASK 0x01
	#define QPNP_HAP_PLAY_MODE_MASK 0x3F
	#define QPNP_HAP_DIRECT 0x0
	#define QPNP_HAP_VMAX_MASK 0x3F
	#define QPNP_HAP_VMAX 0x22
	#define QPNP_HAP_ILIM_MASK 0x01
	#define QPNP_HAP_ILIM 0x01
	#define QPNP_HAP_SC_DEB_MASK 0x07
	#define QPNP_HAP_SC_DEB_8CLK 0x01
	#define QPNP_HAP_INT_PWM_MASK 0x03
	#define QPNP_HAP_INT_PWM_505KHZ 0x01
	#define QPNP_HAP_WAV_SHAPE_MASK 0x01
	#define QPNP_HAP_WAV_SHAPE_SQUARE 0x01
	#define QPNP_HAP_PWM_CAP_MASK 0x03
	#define QPNP_HAP_PWM_CAP_13PF 0x01
	#define QPNP_HAP_RATE_CFG1_MASK 0xFF
	#define QPNP_HAP_RATE_CFG2_MASK 0x0F
	#define QPNP_HAP_EN_BRAKE_EN_MASK 0x01
	#define QPNP_HAP_EN_BRAKING_EN 0x01
	#define QPNP_HAP_BRAKE_VMAX_MASK 0xFF
	#define QPNP_HAP_BRAKE_VMAX 0xF
	#define QPNP_HAP_ERM 0x1
	#define QPNP_HAP_LRA 0x0
	#define QPNP_HAP_PLAY_MASK 0x80
	#define QPNP_HAP_PLAY_EN 0x80
	#define QPNP_HAP_MASK 0x80
	#define QPNP_HAP_EN 0x80
	#define QPNP_HAP_PLAY_DIS 0x00
	#define QPNP_HAP_DIS 0x00
	#define QPNP_HAP_BRAKE_MASK 0xFE
	#define QPNP_HAP_LRA_AUTO_DISABLE 0x00
	#define QPNP_HAP_LRA_AUTO_MASK 0x70

	/* Turn on vibrator */
	void pm_vib_turn_on(void)
	{
	struct qpnp_hap vib_config = {0};

	if(!target_is_pmi_enabled())
	return;

	get_vibration_type(&vib_config);
	/* Configure the ACTUATOR TYPE register as ERM*/
	pmic_spmi_reg_mask_write(QPNP_HAP_ACT_TYPE_REG,
	QPNP_HAP_ACT_TYPE_MASK,
	VIB_ERM_TYPE == vib_config.vib_type ? QPNP_HAP_ERM
	: QPNP_HAP_LRA);

	/* Disable auto resonance for ERM */
	pmic_spmi_reg_mask_write(QPNP_HAP_LRA_AUTO_RES_REG,
	QPNP_HAP_LRA_AUTO_MASK,
	QPNP_HAP_LRA_AUTO_DISABLE);

	/* Configure the PLAY MODE register as direct*/
	pmic_spmi_reg_mask_write(QPNP_HAP_PLAY_MODE_REG,
	QPNP_HAP_PLAY_MODE_MASK,
	QPNP_HAP_DIRECT);

	/* Configure the VMAX register */
	pmic_spmi_reg_mask_write(QPNP_HAP_VMAX_REG,
	QPNP_HAP_VMAX_MASK, QPNP_HAP_VMAX);

	/* Sets current limit to 800mA*/
	pmic_spmi_reg_mask_write(QPNP_HAP_ILIM_REG,
	QPNP_HAP_ILIM_MASK, QPNP_HAP_ILIM);

	/* Configure the short circuit debounce register as DEB_8CLK*/
	pmic_spmi_reg_mask_write(QPNP_HAP_SC_DEB_REG,
	QPNP_HAP_SC_DEB_MASK, QPNP_HAP_SC_DEB_8CLK);

	/* Configure the INTERNAL_PWM register as 505KHZ and 13PF*/
	pmic_spmi_reg_mask_write(QPNP_HAP_INT_PWM_REG,
	QPNP_HAP_INT_PWM_MASK, QPNP_HAP_INT_PWM_505KHZ);
	pmic_spmi_reg_mask_write(QPNP_HAP_PWM_CAP_REG,
	QPNP_HAP_PWM_CAP_MASK, QPNP_HAP_PWM_CAP_13PF);

	/* Configure the WAVE SHAPE register as SQUARE*/
	pmic_spmi_reg_mask_write(QPNP_HAP_WAV_SHAPE_REG,
	QPNP_HAP_WAV_SHAPE_MASK, QPNP_HAP_WAV_SHAPE_SQUARE);

	/* Configure RATE_CFG1 and RATE_CFG2 registers for haptic rate. */
	pmic_spmi_reg_mask_write(QPNP_HAP_RATE_CFG1_REG,
	QPNP_HAP_RATE_CFG1_MASK, vib_config.hap_rate_cfg1);
	pmic_spmi_reg_mask_write(QPNP_HAP_RATE_CFG2_REG,
	QPNP_HAP_RATE_CFG2_MASK, vib_config.hap_rate_cfg2);

	/* Configure BRAKE register, PATTERN1 & PATTERN2 as VMAX. */
	pmic_spmi_reg_mask_write(QPNP_HAP_EN_CTL2_REG,
	QPNP_HAP_EN_BRAKE_EN_MASK, QPNP_HAP_EN_BRAKING_EN);
	pmic_spmi_reg_mask_write(QPNP_HAP_BRAKE_REG,
	QPNP_HAP_BRAKE_VMAX_MASK, QPNP_HAP_BRAKE_VMAX);

	/* Enable control register */
	pmic_spmi_reg_mask_write(QPNP_HAP_EN_CTL_REG,
	QPNP_HAP_PLAY_MASK, QPNP_HAP_PLAY_EN);

	/* Enable play register */
	pmic_spmi_reg_mask_write(QPNP_HAP_PLAY_REG, QPNP_HAP_MASK, QPNP_HAP_EN);
	}

	/* Turn off vibrator */
	void pm_vib_turn_off(void)
	{
	if(!target_is_pmi_enabled())
	return;

	/* Disable control register */
	pmic_spmi_reg_mask_write(QPNP_HAP_EN_CTL_REG,
	QPNP_HAP_PLAY_MASK, QPNP_HAP_PLAY_DIS);

	/* Disable play register */
	pmic_spmi_reg_mask_write(QPNP_HAP_PLAY_REG, QPNP_HAP_MASK, QPNP_HAP_DIS);
	}