Zephyr API Documentation
4.0.0-rc2
A Scalable Open Source RTOS
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gecko-pinctrl-s1.h
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/*
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* Copyright (c) 2023 Silicon Labs
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef ZEPHYR_INCLUDE_DT_BINDINGS_PINCTRL_GECKO_PINCTRL_H_
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#define ZEPHYR_INCLUDE_DT_BINDINGS_PINCTRL_GECKO_PINCTRL_H_
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/*
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* The whole GECKO_pin configuration information is encoded in a 32-bit bitfield
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* organized as follows:
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*
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* - 31..24: Pin function.
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* - 23..16: Reserved.
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* - 15..8: Port for UART_RX/UART_TX functions.
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* - 7..0: Pin number for UART_RX/UART_TX functions.
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* - 15..8: Reserved for UART_LOC function.
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* - 7..0: Loc for UART_LOC function.
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*/
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#define GECKO_FUN_POS 24U
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#define GECKO_FUN_MSK 0xFFU
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#define GECKO_PIN_POS 0U
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#define GECKO_PIN_MSK 0xFFU
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#define GECKO_PORT_POS 8U
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#define GECKO_PORT_MSK 0xFFU
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#define GECKO_LOC_POS 0U
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#define GECKO_LOC_MSK 0xFFU
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#define GECKO_FUN_UART_TX 0U
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#define GECKO_FUN_UART_RX 1U
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#define GECKO_FUN_UART_RTS 2U
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#define GECKO_FUN_UART_CTS 3U
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#define GECKO_FUN_UART_RX_LOC 4U
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#define GECKO_FUN_UART_TX_LOC 5U
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#define GECKO_FUN_UART_RTS_LOC 6U
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#define GECKO_FUN_UART_CTS_LOC 7U
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#define GECKO_FUN_SPIM_MISO 8U
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#define GECKO_FUN_SPIM_MOSI 9U
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#define GECKO_FUN_SPIM_CS 10U
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#define GECKO_FUN_SPIM_SCK 11U
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#define GECKO_FUN_LEUART_RX_LOC 12U
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#define GECKO_FUN_LEUART_TX_LOC 13U
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#define GECKO_FUN_SPIS_MISO 14U
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#define GECKO_FUN_SPIS_MOSI 15U
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#define GECKO_FUN_SPIS_CS 16U
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#define GECKO_FUN_SPIS_SCK 17U
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#define GECKO_FUN_SPI_MISO_LOC 18U
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#define GECKO_FUN_SPI_MOSI_LOC 19U
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#define GECKO_FUN_SPI_CS_LOC 20U
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#define GECKO_FUN_SPI_SCK_LOC 21U
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#define GECKO_FUN_I2C_SDA 22U
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#define GECKO_FUN_I2C_SCL 23U
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#define GECKO_FUN_I2C_SDA_LOC 24U
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#define GECKO_FUN_I2C_SCL_LOC 25U
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#define GECKO_PSEL(fun, port, pin) \
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(((GECKO_PORT_##port & GECKO_PORT_MSK) << GECKO_PORT_POS) | \
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((GECKO_PIN(##pin##) & GECKO_PIN_MSK) << GECKO_PIN_POS) | \
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((GECKO_FUN_##fun & GECKO_FUN_MSK) << GECKO_FUN_POS))
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#define GECKO_LOC(fun, loc) \
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(((GECKO_LOCATION(##loc##) & GECKO_LOC_MSK) << GECKO_LOC_POS) | \
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((GECKO_FUN_##fun##_LOC & GECKO_FUN_MSK) << GECKO_FUN_POS))
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#endif
/* ZEPHYR_INCLUDE_DT_BINDINGS_PINCTRL_GECKO_PINCTRL_H_ */
zephyr
dt-bindings
pinctrl
gecko-pinctrl-s1.h
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