nrf-pinctrl.h File Reference

Go to the source code of this file.

Macros
#define	NRF_PSEL(fun, port, pin)
	Utility macro to build nRF psels property entry. More...
nRF pin configuration bit field positions and masks.
#define	NRF_FUN_POS   16U
#define	NRF_FUN_MSK   0xFFFFU
#define	NRF_LP_POS   12U
#define	NRF_LP_MSK   0x1U
#define	NRF_DRIVE_POS   8U
#define	NRF_DRIVE_MSK   0xFU
#define	NRF_PULL_POS   6U
#define	NRF_PULL_MSK   0x3U
#define	NRF_PIN_POS   0U
#define	NRF_PIN_MSK   0x3FU
nRF pinctrl pin functions.
#define	NRF_FUN_UART_TX   0U
#define	NRF_FUN_UART_RX   1U
#define	NRF_FUN_UART_RTS   2U
#define	NRF_FUN_UART_CTS   3U
nRF pinctrl output drive.
Note Values match nrf_gpio_pin_drive_t constants.
#define	NRF_DRIVE_S0S1   0U
#define	NRF_DRIVE_H0S1   1U
#define	NRF_DRIVE_S0H1   2U
#define	NRF_DRIVE_H0H1   3U
#define	NRF_DRIVE_D0S1   4U
#define	NRF_DRIVE_D0H1   5U
#define	NRF_DRIVE_S0D1   6U
#define	NRF_DRIVE_H0D1   7U
#define	NRF_DRIVE_E0E1   11U
nRF pinctrl pull-up/down.
Note Values match nrf_gpio_pin_pull_t constants.
#define	NRF_PULL_NONE   0U
#define	NRF_PULL_DOWN   1U
#define	NRF_PULL_UP   3U
nRF pinctrl low power mode.
#define	NRF_LP_DISABLE   0U
#define	NRF_LP_ENABLE   1U

Macro Definition Documentation

NRF_DRIVE_D0H1

#define NRF_DRIVE_D0H1   5U

Disconnect '0', high drive '1'.

NRF_DRIVE_D0S1

#define NRF_DRIVE_D0S1   4U

Disconnect '0' standard '1'.

NRF_DRIVE_E0E1

#define NRF_DRIVE_E0E1   11U

Extra high drive '0', extra high drive '1'.

NRF_DRIVE_H0D1

#define NRF_DRIVE_H0D1   7U

High drive '0', disconnect '1'.

NRF_DRIVE_H0H1

#define NRF_DRIVE_H0H1   3U

High drive '0', high drive '1'.

NRF_DRIVE_H0S1

#define NRF_DRIVE_H0S1   1U

High drive '0', standard '1'.

NRF_DRIVE_MSK

#define NRF_DRIVE_MSK   0xFU

Mask for the drive configuration field.

NRF_DRIVE_POS

#define NRF_DRIVE_POS   8U

Position of the drive configuration field.

NRF_DRIVE_S0D1

#define NRF_DRIVE_S0D1   6U

Standard '0', disconnect '1'.

NRF_DRIVE_S0H1

#define NRF_DRIVE_S0H1   2U

Standard '0', high drive '1'.

NRF_DRIVE_S0S1

#define NRF_DRIVE_S0S1   0U

Standard '0', standard '1'.

NRF_FUN_MSK

#define NRF_FUN_MSK   0xFFFFU

Mask for the function field.

NRF_FUN_POS

#define NRF_FUN_POS   16U

Position of the function field.

NRF_FUN_UART_CTS

#define NRF_FUN_UART_CTS   3U

UART CTS

NRF_FUN_UART_RTS

#define NRF_FUN_UART_RTS   2U

UART RTS

NRF_FUN_UART_RX

#define NRF_FUN_UART_RX   1U

UART RX

NRF_FUN_UART_TX

#define NRF_FUN_UART_TX   0U

UART TX

NRF_LP_DISABLE

#define NRF_LP_DISABLE   0U

Input.

NRF_LP_ENABLE

#define NRF_LP_ENABLE   1U

Output.

NRF_LP_MSK

#define NRF_LP_MSK   0x1U

Mask for the low power field.

NRF_LP_POS

#define NRF_LP_POS   12U

Position of the low power field.

NRF_PIN_MSK

#define NRF_PIN_MSK   0x3FU

Mask for the pin field.

NRF_PIN_POS

#define NRF_PIN_POS   0U

Position of the pin field.

NRF_PSEL

#define NRF_PSEL	(		fun,
			port,
			pin
	)

Value:

        ((((((port) * 32U) + (pin)) & NRF_PIN_MSK) << NRF_PIN_POS) |           \
         ((NRF_FUN_ ## fun & NRF_FUN_MSK) << NRF_FUN_POS))

Utility macro to build nRF psels property entry.

Parameters

fun	Pin function configuration (see NRF_FUNC_{name} macros).
port	Port (0 or 1).
pin	Pin (0..31).

NRF_PULL_DOWN

#define NRF_PULL_DOWN   1U

Pull-down enabled.

NRF_PULL_MSK

#define NRF_PULL_MSK   0x3U

Mask for the pull configuration field.

NRF_PULL_NONE

#define NRF_PULL_NONE   0U

Pull-up disabled.

NRF_PULL_POS

#define NRF_PULL_POS   6U

Position of the pull configuration field.

NRF_PULL_UP

#define NRF_PULL_UP   3U

Pull-up enabled.