1201468Srpaulo/*- 2201468Srpaulo * Copyright (C) 2009 Yohanes Nugroho <yohanes@gmail.com> 3201468Srpaulo * All rights reserved. 4201468Srpaulo * 5201468Srpaulo * Developed by Semihalf. 6201468Srpaulo * 7201468Srpaulo * Redistribution and use in source and binary forms, with or without 8201468Srpaulo * modification, are permitted provided that the following conditions 9201468Srpaulo * are met: 10201468Srpaulo * 1. Redistributions of source code must retain the above copyright 11201468Srpaulo * notice, this list of conditions and the following disclaimer. 12201468Srpaulo * 2. Redistributions in binary form must reproduce the above copyright 13201468Srpaulo * notice, this list of conditions and the following disclaimer in the 14201468Srpaulo * documentation and/or other materials provided with the distribution. 15201468Srpaulo * 16201468Srpaulo * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17201468Srpaulo * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18201468Srpaulo * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19201468Srpaulo * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE 20201468Srpaulo * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21201468Srpaulo * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22201468Srpaulo * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23201468Srpaulo * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24201468Srpaulo * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25201468Srpaulo * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26201468Srpaulo * SUCH DAMAGE. 27201468Srpaulo */ 28201468Srpaulo 29201468Srpaulo#include "opt_uart.h" 30201468Srpaulo 31201468Srpaulo#include <sys/cdefs.h> 32201468Srpaulo__FBSDID("$FreeBSD$"); 33201468Srpaulo 34201468Srpaulo#include <sys/param.h> 35201468Srpaulo#include <sys/systm.h> 36201468Srpaulo#include <sys/bus.h> 37201468Srpaulo#include <sys/cons.h> 38201468Srpaulo 39201468Srpaulo#include <machine/bus.h> 40201468Srpaulo 41201468Srpaulo#include <dev/uart/uart.h> 42201468Srpaulo#include <dev/uart/uart_cpu.h> 43201468Srpaulo 44201468Srpaulo#include <sys/rman.h> 45201468Srpaulo 46201468Srpaulo#include <arm/econa/econa_reg.h> 47201468Srpaulo#include <arm/econa/econa_var.h> 48201468Srpaulo 49201468Srpaulobus_space_tag_t uart_bus_space_io; 50201468Srpaulobus_space_tag_t uart_bus_space_mem; 51201468Srpaulo 52201468Srpauloint 53201468Srpaulouart_cpu_eqres(struct uart_bas *b1, struct uart_bas *b2) 54201468Srpaulo{ 55201468Srpaulo 56201468Srpaulo return ((b1->bsh == b2->bsh && b1->bst == b2->bst) ? 1 : 0); 57201468Srpaulo} 58201468Srpaulo 59201468Srpauloint 60201468Srpaulouart_cpu_getdev(int devtype, struct uart_devinfo *di) 61201468Srpaulo{ 62201468Srpaulo struct uart_class *class = &uart_ns8250_class; 63201468Srpaulo 64201468Srpaulo di->ops = uart_getops(class); 65201468Srpaulo di->bas.chan = 0; 66201468Srpaulo di->bas.bst = obio_tag; 67201468Srpaulo 68201468Srpaulo if (bus_space_map(di->bas.bst, ECONA_IO_BASE + ECONA_UART_BASE, 69201468Srpaulo ECONA_UART_SIZE, 70201468Srpaulo 0, &di->bas.bsh) != 0) { 71201468Srpaulo return (ENXIO); 72201468Srpaulo } 73201468Srpaulo 74201468Srpaulo di->baudrate = 0; 75201468Srpaulo di->bas.regshft = EC_UART_REGSHIFT; 76201468Srpaulo di->bas.rclk = EC_UART_CLOCK ; 77201468Srpaulo di->databits = 8; 78201468Srpaulo di->stopbits = 1; 79201468Srpaulo di->parity = UART_PARITY_NONE; 80201468Srpaulo uart_bus_space_mem = obio_tag; 81201468Srpaulo uart_bus_space_io = NULL; 82201468Srpaulo 83201468Srpaulo return (0); 84201468Srpaulo} 85