uart_cpu_i81342.c revision 331890
1298674Sgonzo/*- 2298674Sgonzo * Copyright (c) 2003 Marcel Moolenaar 3298674Sgonzo * All rights reserved. 4298674Sgonzo * 5298674Sgonzo * Redistribution and use in source and binary forms, with or without 6298674Sgonzo * modification, are permitted provided that the following conditions 7298674Sgonzo * are met: 8298674Sgonzo * 9298674Sgonzo * 1. Redistributions of source code must retain the above copyright 10298674Sgonzo * notice, this list of conditions and the following disclaimer. 11298674Sgonzo * 2. Redistributions in binary form must reproduce the above copyright 12298674Sgonzo * notice, this list of conditions and the following disclaimer in the 13298674Sgonzo * documentation and/or other materials provided with the distribution. 14298674Sgonzo * 15298674Sgonzo * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16298674Sgonzo * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17298674Sgonzo * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18298674Sgonzo * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19298674Sgonzo * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20298674Sgonzo * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21298674Sgonzo * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22298674Sgonzo * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23298674Sgonzo * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24298674Sgonzo * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25298674Sgonzo */ 26298674Sgonzo 27298674Sgonzo#include <sys/cdefs.h> 28298674Sgonzo__FBSDID("$FreeBSD: stable/11/sys/arm/xscale/i8134x/uart_cpu_i81342.c 331890 2018-04-02 22:02:49Z gonzo $"); 29298674Sgonzo 30298674Sgonzo#include <sys/param.h> 31298674Sgonzo#include <sys/systm.h> 32298674Sgonzo#include <sys/bus.h> 33298674Sgonzo#include <sys/cons.h> 34298674Sgonzo#include <machine/bus.h> 35298674Sgonzo 36298674Sgonzo#include <dev/uart/uart.h> 37298674Sgonzo#include <dev/uart/uart_cpu.h> 38298674Sgonzo 39298674Sgonzo#include <arm/xscale/i8134x/i81342reg.h> 40298674Sgonzo#include <arm/xscale/i8134x/obiovar.h> 41298674Sgonzo 42298674Sgonzobus_space_tag_t uart_bus_space_io; 43298674Sgonzobus_space_tag_t uart_bus_space_mem; 44298674Sgonzo 45298674Sgonzoint 46298674Sgonzouart_cpu_eqres(struct uart_bas *b1, struct uart_bas *b2) 47298674Sgonzo{ 48298674Sgonzo return ((b1->bsh == b2->bsh && b1->bst == b2->bst) ? 1 : 0); 49298674Sgonzo} 50298674Sgonzo 51298674Sgonzoint 52298674Sgonzouart_cpu_getdev(int devtype, struct uart_devinfo *di) 53298674Sgonzo{ 54298674Sgonzo 55298674Sgonzo di->ops = uart_getops(&uart_ns8250_class); 56298674Sgonzo di->bas.chan = 0; 57298674Sgonzo di->bas.bst = arm_base_bs_tag; 58298674Sgonzo di->bas.regshft = 2; 59298674Sgonzo di->bas.rclk = 33334000; 60298674Sgonzo di->baudrate = 115200; 61298674Sgonzo di->databits = 8; 62298674Sgonzo di->stopbits = 1; 63298674Sgonzo di->parity = UART_PARITY_NONE; 64298674Sgonzo uart_bus_space_io = arm_base_bs_tag; 65298674Sgonzo uart_bus_space_mem = NULL; 66298674Sgonzo di->bas.bsh = IOP34X_UART0_VADDR; 67298674Sgonzo return (0); 68298674Sgonzo} 69298674Sgonzo