AW8623X

Awinic AW8623X Vibration motor driver, driving an LRA in continuous mode. More...

Data Structures
struct	pbl_aw8623x_state
	AW8623X driver state, owned by the driver. More...
struct	pbl_aw8623x
	AW8623X haptic driver. More...

Macros
#define	PBL_AW8623X_DEFINE(sym, _bus, _addr, _reset)
	Define an AW8623X.

Detailed Description

Awinic AW8623X Vibration motor driver, driving an LRA in continuous mode.

PBL_AW8623X_DEFINE(s_aw8623x, &s_i2c.bus, 0x5a, PBL_GPIO(SF32LB_GPIO1, 20, PBL_GPIO_ACTIVE_LOW));
 
const struct pbl_vibe *const VIBE = &s_aw8623x.vibe;

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Data Structure Documentation

pbl_aw8623x_state

struct pbl_aw8623x_state

AW8623X driver state, owned by the driver.

Data Fields
uint8_t	strength	Drive strength, 0 to VIBE_STRENGTH_MAX.

pbl_aw8623x

struct pbl_aw8623x

AW8623X haptic driver.

Data Fields
struct pbl_i2c_dev	i2c	I2C device.
struct pbl_gpio	reset	Reset line, active while the chip is held in reset.
struct pbl_aw8623x_state *	state	Driver state.
struct pbl_vibe	vibe	Vibration motor, child of the I2C bus.

Macro Definition Documentation

PBL_AW8623X_DEFINE

#define PBL_AW8623X_DEFINE	(		sym,
			_bus,
			_addr,
			_reset
	)

Value:

  PBL_VIBE_STATE_DEFINE(sym);                                                                 \
  static struct pbl_aw8623x_state sym##_aw8623x_state = {.strength = VIBE_STRENGTH_MAX};      \
  const struct pbl_aw8623x sym = {                                                            \
    .vibe = PBL_VIBE_INIT(sym, "aw8623x", &(_bus)->dev, &pbl_aw8623x_ops, VIBE_STRENGTH_OFF), \
    .state = &sym##_aw8623x_state,                                                            \
    .i2c = PBL_I2C_DEV(_bus, _addr),                                                          \
    .reset = _reset,                                                                          \
  };                                                                                          \
  PBL_DEVICE_REGISTER(sym, &sym.vibe.dev)

Define an AW8623X.

Parameters

sym	Symbol of the instance; the motor is sym.vibe.
_bus	I2C bus.
_addr	7-bit I2C address.
_reset	Reset line (struct pbl_gpio).