pinctrl_rcar_common.h File Reference

#include <zephyr/devicetree.h>
#include <zephyr/dt-bindings/pinctrl/renesas/pinctrl-rcar-common.h>
#include <stdint.h>
#include <zephyr/sys/util_macro.h>

Go to the source code of this file.

Data Structures
struct	rcar_pin_func
struct	pinctrl_soc_pin
	Type for R-Car pin. More...
struct	pfc_drive_reg_field
struct	pfc_drive_reg
struct	pfc_bias_reg

Macros
#define	RCAR_PIN_FLAGS_PULL_SET   BIT(0)
	Pull-up, pull-down, or bias disable is requested.
#define	RCAR_PIN_FLAGS_PUEN   BIT(1)
	Performs on/off control of the pull resistors.
#define	RCAR_PIN_FLAGS_PUD   BIT(2)
	Select pull-up resistor if set pull-down otherwise.
#define	RCAR_PIN_FLAGS_FUNC_SET   BIT(3)
	Alternate function for the pin is requested.
#define	RCAR_PIN_FLAGS_FUNC_DUMMY   BIT(4)
	Ignore IPSR settings for alternate function pin.
#define	RCAR_PIN_PULL_UP   (RCAR_PIN_FLAGS_PULL_SET | RCAR_PIN_FLAGS_PUEN | RCAR_PIN_FLAGS_PUD)
#define	RCAR_PIN_PULL_DOWN   (RCAR_PIN_FLAGS_PULL_SET | RCAR_PIN_FLAGS_PUEN)
#define	RCAR_PIN_PULL_DISABLE   RCAR_PIN_FLAGS_PULL_SET
#define	RCAR_IPSR(node_id)
#define	RCAR_HAS_IPSR(node_id)
#define	RCAR_PIN_FUNC(node_id)
#define	RCAR_PIN_IS_FUNC_DUMMY(node_id)
#define	RCAR_PIN_FLAGS(node_id)
#define	RCAR_DT_PIN(node_id)
#define	RCAR_IS_GP_PIN(pin)
	Utility macro to check if a pin is GPIO capable.

Typedefs
typedef struct pinctrl_soc_pin	pinctrl_soc_pin_t
	Type for R-Car pin.

Macro Definition Documentation

RCAR_DT_PIN

#define RCAR_DT_PIN

(

node_id

)

Value:

        {                                                                      \
                .pin = DT_PROP_BY_IDX(node_id, pin, 0),                        \
                .func = COND_CODE_1(RCAR_HAS_IPSR(node_id),                    \
                                    (RCAR_PIN_FUNC(node_id)), {0}),            \
                .flags = RCAR_PIN_FLAGS(node_id),                              \
                .drive_strength =                                              \
                        COND_CODE_1(DT_NODE_HAS_PROP(node_id, drive_strength), \
                                    (DT_PROP(node_id, drive_strength)), (0)),  \
                .voltage = COND_CODE_1(DT_NODE_HAS_PROP(node_id,               \
                                                        power_source),         \
                                       (DT_PROP(node_id, power_source)),       \
                                       (PIN_VOLTAGE_NONE)),                    \
        },

RCAR_HAS_IPSR

#define RCAR_HAS_IPSR

(

node_id

)

Value:

DT_PROP_HAS_IDX(node_id, pin, 1)

RCAR_IPSR

#define RCAR_IPSR

(

node_id

)

Value:

DT_PROP_BY_IDX(node_id, pin, 1)

RCAR_IS_GP_PIN

#define RCAR_IS_GP_PIN

(

pin

)

Value:

(pin < PIN_NOGPSR_START)

Utility macro to check if a pin is GPIO capable.

Parameters

pin

Returns

true if pin is GPIO capable false otherwise

RCAR_PIN_FLAGS

#define RCAR_PIN_FLAGS

(

node_id

)

Value:

        DT_PROP(node_id, bias_pull_up)   * RCAR_PIN_PULL_UP |                  \
        DT_PROP(node_id, bias_pull_down) * RCAR_PIN_PULL_DOWN |                \
        DT_PROP(node_id, bias_disable)   * RCAR_PIN_PULL_DISABLE |             \
        RCAR_HAS_IPSR(node_id) * RCAR_PIN_FLAGS_FUNC_SET |                     \
        RCAR_PIN_IS_FUNC_DUMMY(node_id) * RCAR_PIN_FLAGS_FUNC_DUMMY

RCAR_PIN_FLAGS_FUNC_DUMMY

#define RCAR_PIN_FLAGS_FUNC_DUMMY   BIT(4)

Ignore IPSR settings for alternate function pin.

RCAR_PIN_FLAGS_FUNC_SET

#define RCAR_PIN_FLAGS_FUNC_SET   BIT(3)

Alternate function for the pin is requested.

RCAR_PIN_FLAGS_PUD

#define RCAR_PIN_FLAGS_PUD   BIT(2)

Select pull-up resistor if set pull-down otherwise.

RCAR_PIN_FLAGS_PUEN

#define RCAR_PIN_FLAGS_PUEN   BIT(1)

Performs on/off control of the pull resistors.

RCAR_PIN_FLAGS_PULL_SET

#define RCAR_PIN_FLAGS_PULL_SET   BIT(0)

Pull-up, pull-down, or bias disable is requested.

RCAR_PIN_FUNC

#define RCAR_PIN_FUNC

(

node_id

)

Value:

        {                                              \
                ((RCAR_IPSR(node_id) >> 10U) & 0x1FU), \
                ((RCAR_IPSR(node_id) >> 4U) & 0x1FU),  \
                ((RCAR_IPSR(node_id) & 0xFU))          \
        }

RCAR_PIN_IS_FUNC_DUMMY

#define RCAR_PIN_IS_FUNC_DUMMY

(

node_id

)

Value:

        ((((RCAR_IPSR(node_id) >> 10U) & 0x1FU) == 0x1F) &&                    \
         (((RCAR_IPSR(node_id) >> 4U) & 0x1FU) == 0x1F) &&                     \
         ((RCAR_IPSR(node_id) & 0xFU) == 0xF))

RCAR_PIN_PULL_DISABLE

#define RCAR_PIN_PULL_DISABLE   RCAR_PIN_FLAGS_PULL_SET

RCAR_PIN_PULL_DOWN

#define RCAR_PIN_PULL_DOWN   (RCAR_PIN_FLAGS_PULL_SET | RCAR_PIN_FLAGS_PUEN)

RCAR_PIN_PULL_UP

#define RCAR_PIN_PULL_UP   (RCAR_PIN_FLAGS_PULL_SET | RCAR_PIN_FLAGS_PUEN | RCAR_PIN_FLAGS_PUD)

Typedef Documentation

pinctrl_soc_pin_t

typedef struct pinctrl_soc_pin pinctrl_soc_pin_t

Type for R-Car pin.