tps65090.h File Reference

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Macros
#define	TPS65090_I2C_ADDR   0x48

Enumerations
enum	fet_id {   FET1_CTRL = 0x0f , FET2_CTRL , FET3_CTRL , FET4_CTRL ,   FET5_CTRL , FET6_CTRL , FET7_CTRL }
enum	{ TPS65090_ST1_OTC = 1 << 0 , TPS65090_ST1_OCC = 1 << 1 , TPS65090_ST1_STATE_SHIFT = 4 , TPS65090_ST1_STATE_MASK = 0xf << TPS65090_ST1_STATE_SHIFT }
enum	{ FET_ERR_COMMS = -1 , FET_ERR_NOT_READY = -2 }

Functions
int	tps65090_fet_enable (unsigned int bus, enum fet_id fet_id)
	Enable FET. More...
int	tps65090_fet_disable (unsigned int bus, enum fet_id fet_id)
	Disable FET. More...
int	tps65090_fet_is_enabled (unsigned int bus, enum fet_id fet_id)
	Is FET enabled? More...
int	tps65090_set_charge_enable (unsigned int bus, int enable)
	Enable / disable the battery charger. More...
int	tps65090_is_charging (unsigned int bus)
	Check whether we have enabled battery charging. More...
int	tps65090_get_status (unsigned int bus)
	Return the value of the status register. More...

Macro Definition Documentation

TPS65090_I2C_ADDR

#define TPS65090_I2C_ADDR   0x48

Definition at line 7 of file tps65090.h.

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
TPS65090_ST1_OTC
TPS65090_ST1_OCC
TPS65090_ST1_STATE_SHIFT
TPS65090_ST1_STATE_MASK

Definition at line 20 of file tps65090.h.

anonymous enum

anonymous enum

Enumerator
FET_ERR_COMMS
FET_ERR_NOT_READY

Definition at line 29 of file tps65090.h.

fet_id

enum fet_id

Enumerator
FET1_CTRL
FET2_CTRL
FET3_CTRL
FET4_CTRL
FET5_CTRL
FET6_CTRL
FET7_CTRL

Definition at line 10 of file tps65090.h.

Function Documentation

tps65090_fet_disable()

int tps65090_fet_disable	(	unsigned int	bus,
		enum fet_id	fet_id
	)

Disable FET.

Parameters

bus	I2C bus number the TPS65090 is on
fet_id	FET ID, value between 1 and 7

Returns

0 on success, non-0 on failure

Definition at line 129 of file tps65090.c.

References tps65090_fet_set().

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tps65090_fet_enable()

int tps65090_fet_enable	(	unsigned int	bus,
		enum fet_id	fet_id
	)

Enable FET.

Parameters

bus	I2C bus number the TPS65090 is on
fet_id	FET ID, value between 1 and 7 return 0 on success, non-0 on failure

Definition at line 95 of file tps65090.c.

References BIOS_DEBUG, FET_ERR_NOT_READY, printk, tps65090_fet_set(), and udelay().

Referenced by backlight_vdd(), lcd_vdd(), and sdmmc_vdd().

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tps65090_fet_is_enabled()

int tps65090_fet_is_enabled	(	unsigned int	bus,
		enum fet_id	fet_id
	)

Is FET enabled?

Parameters

bus	I2C bus number the TPS65090 is on
fet_id	FET ID, value between 1 and 7

Returns

1 enabled, 0 disabled, negative value on failure

Definition at line 134 of file tps65090.c.

References BIOS_DEBUG, FET_CTRL_ENFET, printk, and tps65090_i2c_read().

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tps65090_get_status()

int tps65090_get_status

(

unsigned int

bus

)

Return the value of the status register.

Parameters

bus	I2C bus number the TPS65090 is on

Returns

status register value, or -1 on error

Definition at line 179 of file tps65090.c.

References REG_CG_STATUS1, tps65090_i2c_read(), and val.

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tps65090_is_charging()

int tps65090_is_charging

(

unsigned int

bus

)

Check whether we have enabled battery charging.

Parameters

bus	I2C bus number the TPS65090 is on

Returns

1 if enabled, 0 if disabled

Definition at line 148 of file tps65090.c.

References CG_CTRL0_ENC_MASK, REG_CG_CTRL0, tps65090_i2c_read(), and val.

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tps65090_set_charge_enable()

int tps65090_set_charge_enable	(	unsigned int	bus,
		int	enable
	)

Enable / disable the battery charger.

Parameters

bus	I2C bus number the TPS65090 is on
enable	0 to disable charging, non-zero to enable

Definition at line 159 of file tps65090.c.

References BIOS_DEBUG, CG_CTRL0_ENC_MASK, printk, REG_CG_CTRL0, tps65090_i2c_read(), tps65090_i2c_write(), and val.

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