struct wm831x_backlight_pdata { int isink; /** ISINK to use, 1 or 2 */ int max_uA; /** Maximum current to allow */
};
struct wm831x_backup_pdata { int charger_enable; int no_constant_voltage; /** Disable constant voltage charging */ int vlim; /** Voltage limit in millivolts */ int ilim; /** Current limit in microamps */
};
struct wm831x_battery_pdata { int enable; /** Enable charging */ int fast_enable; /** Enable fast charging */ int off_mask; /** Mask OFF while charging */ int trickle_ilim; /** Trickle charge current limit, in mA */ int vsel; /** Target voltage, in mV */ int eoc_iterm; /** End of trickle charge current, in mA */ int fast_ilim; /** Fast charge current limit, in mA */ int timeout; /** Charge cycle timeout, in minutes */
};
/** * Configuration for the WM831x DC-DC BuckWise convertors. This * should be passed as driver_data in the regulator_init_data. * * Currently all the configuration is for the fast DVS switching * support of the devices. This allows MFPs on the device to be * configured as an input to switch between two output voltages, * allowing voltage transitions without the expense of an access over * I2C or SPI buses.
*/ struct wm831x_buckv_pdata { int dvs_control_src; /** Hardware DVS source to use (1 or 2) */ int dvs_init_state; /** DVS state to expect on startup */ int dvs_state_gpio; /** CPU GPIO to use for monitoring status */
};
/* Sources for status LED configuration. Values are register values * plus 1 to allow for a zero default for preserve.
*/ enum wm831x_status_src {
WM831X_STATUS_PRESERVE = 0, /* Keep the current hardware setting */
WM831X_STATUS_OTP = 1,
WM831X_STATUS_POWER = 2,
WM831X_STATUS_CHARGER = 3,
WM831X_STATUS_MANUAL = 4,
};
struct wm831x_touch_pdata { int fivewire; /** 1 for five wire mode, 0 for 4 wire */ int isel; /** Current for pen down (uA) */ int rpu; /** Pen down sensitivity resistor divider */ int pressure; /** Report pressure (boolean) */ unsignedint data_irq; /** Touch data ready IRQ */ int data_irqf; /** IRQ flags for data ready IRQ */ unsignedint pd_irq; /** Touch pendown detect IRQ */ int pd_irqf; /** IRQ flags for pen down IRQ */
};
struct wm831x_pdata { /** Used to distinguish multiple WM831x chips */ int wm831x_num;
/** Called before subdevices are set up */ int (*pre_init)(struct wm831x *wm831x); /** Called after subdevices are set up */ int (*post_init)(struct wm831x *wm831x);
/** Put the /IRQ line into CMOS mode */ bool irq_cmos;
/** Disable the touchscreen */ bool disable_touch;
/** The driver should initiate a power off sequence during shutdown */ bool soft_shutdown;
int irq_base; int gpio_base; int gpio_defaults[WM831X_GPIO_NUM]; struct wm831x_backlight_pdata *backlight; struct wm831x_backup_pdata *backup; struct wm831x_battery_pdata *battery; struct wm831x_touch_pdata *touch; struct wm831x_watchdog_pdata *watchdog;
/** LED1 = 0 and so on */ struct wm831x_status_pdata *status[WM831X_MAX_STATUS]; /** DCDC1 = 0 and so on */ struct regulator_init_data *dcdc[WM831X_MAX_DCDC]; /** EPE1 = 0 and so on */ struct regulator_init_data *epe[WM831X_MAX_EPE]; /** LDO1 = 0 and so on */ struct regulator_init_data *ldo[WM831X_MAX_LDO]; /** ISINK1 = 0 and so on*/ struct regulator_init_data *isink[WM831X_MAX_ISINK];
};
#endif
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