forked from Imagelibrary/rtems
82 lines
3.4 KiB
C
82 lines
3.4 KiB
C
/* SPDX-License-Identifier: BSD-2-Clause */
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/**
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* @file
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*
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* @ingroup RTEMSBSPsAArch64RaspberryPi
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*
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* @brief Raspberry Pi 4B Console Device Definitions
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*/
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/*
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* Copyright (C) 2023 Utkarsh Verma
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef LIBBSP_AARCH64_RASPBERRYPI_BSP_RASPBERRYPI_UART_H
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#define LIBBSP_AARCH64_RASPBERRYPI_BSP_RASPBERRYPI_UART_H
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#include <bspopts.h>
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#include <bsp/irq.h>
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#include <bsp/raspberrypi.h>
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#include <bsp/rpi-gpio.h>
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#include <dev/serial/arm-pl011.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* This macro exists to serve as a common point of definition for the
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* parameters of the UARTs present in the Raspberry Pi 4. It is used in
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* multiple locations with different rendering macros to prevent duplication
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* of information.
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*/
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#define RASPBERRYPI_CONSOLE_DEVICES(CONSOLE_DEVICE_DEFINITION_RENDERER) \
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CONSOLE_DEVICE_DEFINITION_RENDERER( \
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0, "/dev/ttyAMA0", BCM2711_UART0_BASE,BCM2711_UART0_SIZE, \
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BSP_PL011_CLOCK_FREQ, BCM2711_IRQ_PL011_UART, arm_pl011_context, \
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&arm_pl011_fns, arm_pl011_write_polled, 15, 14, GPIO_AF0) \
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CONSOLE_DEVICE_DEFINITION_RENDERER( \
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2, "/dev/ttyAMA1", BCM2711_UART2_BASE, BCM2711_UART2_SIZE, \
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BSP_PL011_CLOCK_FREQ, BCM2711_IRQ_PL011_UART, arm_pl011_context, \
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&arm_pl011_fns, arm_pl011_write_polled, 1, 0, GPIO_AF4) \
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CONSOLE_DEVICE_DEFINITION_RENDERER( \
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3, "/dev/ttyAMA2", BCM2711_UART3_BASE, BCM2711_UART3_SIZE, \
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BSP_PL011_CLOCK_FREQ, BCM2711_IRQ_PL011_UART, arm_pl011_context, \
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&arm_pl011_fns, arm_pl011_write_polled, 5, 4, GPIO_AF4) \
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CONSOLE_DEVICE_DEFINITION_RENDERER( \
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4, "/dev/ttyAMA3", BCM2711_UART4_BASE, BCM2711_UART4_SIZE, \
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BSP_PL011_CLOCK_FREQ, BCM2711_IRQ_PL011_UART, arm_pl011_context, \
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&arm_pl011_fns, arm_pl011_write_polled, 9, 8, GPIO_AF4) \
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CONSOLE_DEVICE_DEFINITION_RENDERER( \
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5, "/dev/ttyAMA4", BCM2711_UART5_BASE, BCM2711_UART5_SIZE, \
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BSP_PL011_CLOCK_FREQ, BCM2711_IRQ_PL011_UART, arm_pl011_context, \
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&arm_pl011_fns, arm_pl011_write_polled, 13, 12, GPIO_AF4)
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* LIBBSP_AARCH64_RASPBERRYPI_BSP_RASPBERRYPI_UART_H */
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