dev: qpnp_haptic: Add QPNP haptic vibrator support
Add support for turning on/off QPNP haptic vibrator.
Change-Id: I72ed65a296ad142b675936fd7be6b97bfc89a552
diff --git a/dev/qpnp_haptic/qpnp_haptic.c b/dev/qpnp_haptic/qpnp_haptic.c
new file mode 100644
index 0000000..1bdadee
--- /dev/null
+++ b/dev/qpnp_haptic/qpnp_haptic.c
@@ -0,0 +1,150 @@
+/* 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>
+
+#define HAPTIC_BASE (PMI_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_CFG1_7_0 0x1C
+#define QPNP_HAP_RATE_CFG2_MASK 0x0F
+#define QPNP_HAP_RATE_CFG2_11_8 0x04
+#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_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)
+{
+ /* Configure the ACTUATOR TYPE register as ERM*/
+ pmic_spmi_reg_mask_write(QPNP_HAP_ACT_TYPE_REG,
+ QPNP_HAP_ACT_TYPE_MASK, QPNP_HAP_ERM);
+
+ /* 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, QPNP_HAP_RATE_CFG1_7_0);
+ pmic_spmi_reg_mask_write(QPNP_HAP_RATE_CFG2_REG,
+ QPNP_HAP_RATE_CFG2_MASK, QPNP_HAP_RATE_CFG2_11_8);
+
+ /* 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)
+{
+ /* 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);
+}