gpio.h File Reference

#include <types.h>

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Macros
#define	GPIO_FUNC_ENABLE   1
#define	GPIO_FUNC_DISABLE   0
#define	FUNC_SEL_1   1
#define	FUNC_SEL_3   3
#define	FUNC_SEL_GPIO   0
#define	GPIO_DRV_STR_10MA   0x4
#define	GPIO_DRV_STR_11MA   0x7
#define	GPIO_INPUT   0
#define	GPIO_OUTPUT   1
#define	GPIO_NO_PULL   0
#define	GPIO_PULL_DOWN   1
#define	GPIO_KEEPER   2
#define	GPIO_PULL_UP   3
#define	GPIO_2MA   0
#define	GPIO_4MA   1
#define	GPIO_6MA   2
#define	GPIO_8MA   3
#define	GPIO_10MA   4
#define	GPIO_12MA   5
#define	GPIO_14MA   6
#define	GPIO_16MA   7
#define	GPIO_DISABLE   0
#define	GPIO_ENABLE   1
#define	GPIO_MAX_NUM   68
#define	GPIO_CFG_PULL_MASK   0x3
#define	GPIO_CFG_FUNC_MASK   0xF
#define	GPIO_CFG_DRV_MASK   0x7
#define	GPIO_CFG_OE_MASK   0x1
#define	GPIO_CFG_PULL_SHIFT   0
#define	GPIO_CFG_FUNC_SHIFT   2
#define	GPIO_CFG_DRV_SHIFT   6
#define	GPIO_CFG_OE_SHIFT   9
#define	GPIO_IO_IN_MASK   0x1
#define	GPIO_IO_OUT_MASK   0x1
#define	GPIO_IO_IN_SHIFT   0
#define	GPIO_IO_OUT_SHIFT   1

Typedefs
typedef u32	gpio_t

Functions
void	gpio_tlmm_config_set (gpio_t gpio, unsigned int func, unsigned int pull, unsigned int drvstr, unsigned int enable)
void	gpio_tlmm_config_get (gpio_t gpio, unsigned int *func, unsigned int *pull, unsigned int *drvstr, unsigned int *enable)
void	gpio_io_config_set (gpio_t gpio, unsigned int out)
static void	gpio_tlmm_config (unsigned int gpio, unsigned int func, unsigned int dir, unsigned int pull, unsigned int drvstr, unsigned int enable)

Macro Definition Documentation

FUNC_SEL_1

#define FUNC_SEL_1   1

Definition at line 11 of file gpio.h.

FUNC_SEL_3

#define FUNC_SEL_3   3

Definition at line 12 of file gpio.h.

FUNC_SEL_GPIO

#define FUNC_SEL_GPIO   0

Definition at line 13 of file gpio.h.

GPIO_10MA

#define GPIO_10MA   4

Definition at line 32 of file gpio.h.

GPIO_12MA

#define GPIO_12MA   5

Definition at line 33 of file gpio.h.

GPIO_14MA

#define GPIO_14MA   6

Definition at line 34 of file gpio.h.

GPIO_16MA

#define GPIO_16MA   7

Definition at line 35 of file gpio.h.

GPIO_2MA

#define GPIO_2MA   0

Definition at line 28 of file gpio.h.

GPIO_4MA

#define GPIO_4MA   1

Definition at line 29 of file gpio.h.

GPIO_6MA

#define GPIO_6MA   2

Definition at line 30 of file gpio.h.

GPIO_8MA

#define GPIO_8MA   3

Definition at line 31 of file gpio.h.

GPIO_CFG_DRV_MASK

#define GPIO_CFG_DRV_MASK   0x7

Definition at line 47 of file gpio.h.

GPIO_CFG_DRV_SHIFT

#define GPIO_CFG_DRV_SHIFT   6

Definition at line 53 of file gpio.h.

GPIO_CFG_FUNC_MASK

#define GPIO_CFG_FUNC_MASK   0xF

Definition at line 46 of file gpio.h.

GPIO_CFG_FUNC_SHIFT

#define GPIO_CFG_FUNC_SHIFT   2

Definition at line 52 of file gpio.h.

GPIO_CFG_OE_MASK

#define GPIO_CFG_OE_MASK   0x1

Definition at line 48 of file gpio.h.

GPIO_CFG_OE_SHIFT

#define GPIO_CFG_OE_SHIFT   9

Definition at line 54 of file gpio.h.

GPIO_CFG_PULL_MASK

#define GPIO_CFG_PULL_MASK   0x3

Definition at line 45 of file gpio.h.

GPIO_CFG_PULL_SHIFT

#define GPIO_CFG_PULL_SHIFT   0

Definition at line 51 of file gpio.h.

GPIO_DISABLE

#define GPIO_DISABLE   0

Definition at line 38 of file gpio.h.

GPIO_DRV_STR_10MA

#define GPIO_DRV_STR_10MA   0x4

Definition at line 14 of file gpio.h.

GPIO_DRV_STR_11MA

#define GPIO_DRV_STR_11MA   0x7

Definition at line 15 of file gpio.h.

GPIO_ENABLE

#define GPIO_ENABLE   1

Definition at line 39 of file gpio.h.

GPIO_FUNC_DISABLE

#define GPIO_FUNC_DISABLE   0

Definition at line 10 of file gpio.h.

GPIO_FUNC_ENABLE

#define GPIO_FUNC_ENABLE   1

Definition at line 9 of file gpio.h.

GPIO_INPUT

#define GPIO_INPUT   0

Definition at line 18 of file gpio.h.

GPIO_IO_IN_MASK

#define GPIO_IO_IN_MASK   0x1

Definition at line 57 of file gpio.h.

GPIO_IO_IN_SHIFT

#define GPIO_IO_IN_SHIFT   0

Definition at line 61 of file gpio.h.

GPIO_IO_OUT_MASK

#define GPIO_IO_OUT_MASK   0x1

Definition at line 58 of file gpio.h.

GPIO_IO_OUT_SHIFT

#define GPIO_IO_OUT_SHIFT   1

Definition at line 62 of file gpio.h.

GPIO_KEEPER

#define GPIO_KEEPER   2

Definition at line 24 of file gpio.h.

GPIO_MAX_NUM

#define GPIO_MAX_NUM   68

Definition at line 42 of file gpio.h.

GPIO_NO_PULL

#define GPIO_NO_PULL   0

Definition at line 22 of file gpio.h.

GPIO_OUTPUT

#define GPIO_OUTPUT   1

Definition at line 19 of file gpio.h.

GPIO_PULL_DOWN

#define GPIO_PULL_DOWN   1

Definition at line 23 of file gpio.h.

GPIO_PULL_UP

#define GPIO_PULL_UP   3

Definition at line 25 of file gpio.h.

Typedef Documentation

gpio_t

typedef u32 gpio_t

Definition at line 64 of file gpio.h.

Function Documentation

gpio_io_config_set()

void gpio_io_config_set	(	gpio_t	gpio,
		unsigned int	out
	)

gpio_tlmm_config()

static void gpio_tlmm_config ( unsigned int  gpio, unsigned int  func, unsigned int  dir, unsigned int  pull, unsigned int  drvstr, unsigned int  enable  )

inlinestatic

Definition at line 77 of file gpio.h.

References gpio_tlmm_config_set(), and pull.

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gpio_tlmm_config_get()

void gpio_tlmm_config_get	(	gpio_t	gpio,
		unsigned int *	func,
		unsigned int *	pull,
		unsigned int *	drvstr,
		unsigned int *	enable
	)

Definition at line 61 of file gpio.c.

References addr, GPIO_CFG_DRV_MASK, GPIO_CFG_DRV_SHIFT, GPIO_CFG_FUNC_MASK, GPIO_CFG_FUNC_SHIFT, GPIO_CFG_OE_MASK, GPIO_CFG_OE_SHIFT, GPIO_CFG_PULL_MASK, GPIO_CFG_PULL_SHIFT, GPIO_CONFIG_ADDR, gpio_not_valid(), pull, read32(), and val.

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gpio_tlmm_config_set()

void gpio_tlmm_config_set	(	gpio_t	gpio,
		unsigned int	func,
		unsigned int	pull,
		unsigned int	drvstr,
		unsigned int	enable
	)

Definition at line 32 of file gpio.c.

References GPIO_CFG_DRV_MASK, GPIO_CFG_DRV_SHIFT, GPIO_CFG_FUNC_MASK, GPIO_CFG_FUNC_SHIFT, GPIO_CFG_OE_MASK, GPIO_CFG_OE_SHIFT, GPIO_CFG_PULL_MASK, GPIO_CFG_PULL_SHIFT, GPIO_CONFIG_ADDR, gpio_not_valid(), pull, val, and write32().

Referenced by assert_sw_reset(), blsp_i2c_init_board(), gpio_input(), gpio_input_pulldown(), gpio_input_pullup(), gsbi_init_board(), ipq_setup_tpm(), read_gpio(), setup_tpm(), and setup_usb().

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