[PATCH V5 3/3] Input: new da7280 haptic driver
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
---
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 | 1438 +++
drivers/input/misc/da7280.h | 412 +
4 files changed, 1864 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 000..3a64730
--- /dev/null
+++ b/drivers/input/misc/da7280.c
@@ -0,0 +1,1438 @@
+// 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_MAX600
+#define DA7280_VOLTAGE_RATE_STEP 23400
+#define DA7280_NOMMAX_DFT 0x6B
+#define DA7280_ABSMAX_DFT 0x78
+
+#define DA7280_IMPD_MAX15
+#define DA7280_IMPD_DEFAULT2200
+
+#define DA7280_IMAX_DEFAULT0x0E
+/* uA unit step and limit for IMAX*/
+#define DA7280_IMAX_STEP 7200
+#define DA7280_IMAX_LIMIT 252000
+
+#define DA7280_RESONT_FREQH_DFT0x39
+#define DA7280_RESONT_FREQL_DFT0x32
+#define DA7280_MIN_RESONAT_FREQ_HZ 50
+#define DA7280_MAX_RESONAT_FREQ_HZ 300
+#define DA7280_MIN_PWM_FREQ_KHZ10
+#define DA7280_MAX_PWM_FREQ_KHZ250
+
+#define DA7280_SEQ_ID_MAX 15
+#define DA7280_SEQ_LOOP_MAX15
+#define DA7280_GPI1_SEQ_ID_DEFT0x0
+
+#define DA7280_SNP_MEM_SIZE100
+#define DA7280_SNP_MEM_MAX DA7280_SNP_MEM_99
+
+#define IRQ_NUM3
+
+#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;
+ boollegacy;
+ int pwm_id;
+ struct work_struct work;
+
+ bool suspend_state;
+ 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;
+ u8 bemf_sense_en;
+ u8 freq_track_en;
+ u8 acc_en;
+ u8 rapid_stop_en;
+ u8 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];
+
[PATCH V5 3/3] Input: new da7280 haptic driver
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
---
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 | 1438 +++
drivers/input/misc/da7280.h | 412 +
4 files changed, 1864 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 000..3a64730
--- /dev/null
+++ b/drivers/input/misc/da7280.c
@@ -0,0 +1,1438 @@
+// 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_MAX600
+#define DA7280_VOLTAGE_RATE_STEP 23400
+#define DA7280_NOMMAX_DFT 0x6B
+#define DA7280_ABSMAX_DFT 0x78
+
+#define DA7280_IMPD_MAX15
+#define DA7280_IMPD_DEFAULT2200
+
+#define DA7280_IMAX_DEFAULT0x0E
+/* uA unit step and limit for IMAX*/
+#define DA7280_IMAX_STEP 7200
+#define DA7280_IMAX_LIMIT 252000
+
+#define DA7280_RESONT_FREQH_DFT0x39
+#define DA7280_RESONT_FREQL_DFT0x32
+#define DA7280_MIN_RESONAT_FREQ_HZ 50
+#define DA7280_MAX_RESONAT_FREQ_HZ 300
+#define DA7280_MIN_PWM_FREQ_KHZ10
+#define DA7280_MAX_PWM_FREQ_KHZ250
+
+#define DA7280_SEQ_ID_MAX 15
+#define DA7280_SEQ_LOOP_MAX15
+#define DA7280_GPI1_SEQ_ID_DEFT0x0
+
+#define DA7280_SNP_MEM_SIZE100
+#define DA7280_SNP_MEM_MAX DA7280_SNP_MEM_99
+
+#define IRQ_NUM3
+
+#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;
+ boollegacy;
+ int pwm_id;
+ struct work_struct work;
+
+ bool suspend_state;
+ 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;
+ u8 bemf_sense_en;
+ u8 freq_track_en;
+ u8 acc_en;
+ u8 rapid_stop_en;
+ u8 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];
+
