rt-thread/bsp/raspi2/driver/drv_uart.h

57 lines
2.8 KiB
C

/*
* File : drv_uart.h
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2017, RT-Thread Development Team
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Change Logs:
* Date Author Notes
* 2017-5-30 Bernard the first version
*/
#ifndef DRV_UART_H__
#define DRV_UART_H__
/*
* Auxiliary
*/
#define AUX_IRQ(BASE) HWREG32(BASE + 0x00) /* Auxiliary Interrupt status 3 */
#define AUX_ENABLES(BASE) HWREG32(BASE + 0x04) /* Auxiliary enables 3bit */
#define AUX_MU_IO_REG(BASE) HWREG32(BASE + 0x40) /* Mini Uart I/O Data 8bit */
#define AUX_MU_IER_REG(BASE) HWREG32(BASE + 0x44) /* Mini Uart Interrupt Enable 8bit */
#define AUX_MU_IIR_REG(BASE) HWREG32(BASE + 0x48) /* Mini Uart Interrupt Identify 8bit */
#define AUX_MU_LCR_REG(BASE) HWREG32(BASE + 0x4C) /* Mini Uart Line Control 8bit */
#define AUX_MU_MCR_REG(BASE) HWREG32(BASE + 0x50) /* Mini Uart Modem Control 8bit */
#define AUX_MU_LSR_REG(BASE) HWREG32(BASE + 0x54) /* Mini Uart Line Status 8bit */
#define AUX_MU_MSR_REG(BASE) HWREG32(BASE + 0x58) /* Mini Uart Modem Status 8bit */
#define AUX_MU_SCRATCH(BASE) HWREG32(BASE + 0x5C) /* Mini Uart Scratch 8bit */
#define AUX_MU_CNTL_REG(BASE) HWREG32(BASE + 0x60) /* Mini Uart Extra Control 8bit */
#define AUX_MU_STAT_REG(BASE) HWREG32(BASE + 0x64) /* Mini Uart Extra Status 32bit */
#define AUX_MU_BAUD_REG(BASE) HWREG32(BASE + 0x68) /* Mini Uart Baudrate 16bit */
#define AUX_SPI0_CNTL0_REG(BASE) HWREG32(BASE + 0x80) /* SPI 1 Control register 0 32bit */
#define AUX_SPI0_CNTL1_REG(BASE) HWREG32(BASE + 0x84) /* SPI 1 Control register 1 8bit */
#define AUX_SPI0_STAT_REG(BASE) HWREG32(BASE + 0x88) /* SPI 1 Status 32bit */
#define AUX_SPI0_IO_REG(BASE) HWREG32(BASE + 0x90) /* SPI 1 Data 32bit */
#define AUX_SPI0_PEEK_REG(BASE) HWREG32(BASE + 0x94) /* SPI 1 Peek 16bit */
#define AUX_SPI1_CNTL0_REG(BASE) HWREG32(BASE + 0xC0) /* SPI 2 Control register 0 32bit */
#define AUX_SPI1_CNTL1_REG(BASE) HWREG32(BASE + 0xC4) /* SPI 2 Control register 1 8bit */
int rt_hw_uart_init(void);
#endif /* DRV_UART_H__ */