1225394Sjchandra/*- 2225394Sjchandra * Copyright 2003-2011 Netlogic Microsystems (Netlogic). All rights 3225394Sjchandra * reserved. 4225394Sjchandra * 5225394Sjchandra * Redistribution and use in source and binary forms, with or without 6225394Sjchandra * modification, are permitted provided that the following conditions are 7225394Sjchandra * met: 8225394Sjchandra * 9225394Sjchandra * 1. Redistributions of source code must retain the above copyright 10225394Sjchandra * notice, this list of conditions and the following disclaimer. 11225394Sjchandra * 2. Redistributions in binary form must reproduce the above copyright 12225394Sjchandra * notice, this list of conditions and the following disclaimer in 13225394Sjchandra * the documentation and/or other materials provided with the 14225394Sjchandra * distribution. 15225394Sjchandra * 16225394Sjchandra * THIS SOFTWARE IS PROVIDED BY Netlogic Microsystems ``AS IS'' AND 17225394Sjchandra * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18225394Sjchandra * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19225394Sjchandra * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE 20225394Sjchandra * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21225394Sjchandra * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22225394Sjchandra * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23225394Sjchandra * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24225394Sjchandra * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25225394Sjchandra * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 26225394Sjchandra * THE POSSIBILITY OF SUCH DAMAGE. 27225394Sjchandra * 28225394Sjchandra * NETLOGIC_BSD */ 29225394Sjchandra 30225394Sjchandra/* 31225394Sjchandra * Skeleton of this file was based on respective code for ARM 32225394Sjchandra * code written by Olivier Houchard. 33225394Sjchandra */ 34225394Sjchandra/* 35225394Sjchandra * XLRMIPS: This file is hacked from arm/... 36225394Sjchandra */ 37226501Sjchandra#include "opt_platform.h" 38226501Sjchandra 39226501Sjchandra#ifndef FDT /* use FDT uart when fdt is enable */ 40225394Sjchandra#include "opt_uart.h" 41225394Sjchandra 42225394Sjchandra#include <sys/cdefs.h> 43225394Sjchandra__FBSDID("$FreeBSD: releng/10.3/sys/mips/nlm/uart_cpu_xlp.c 233549 2012-03-27 14:48:40Z jchandra $"); 44225394Sjchandra 45225394Sjchandra#include <sys/param.h> 46225394Sjchandra#include <sys/systm.h> 47225394Sjchandra#include <sys/bus.h> 48225394Sjchandra#include <sys/cons.h> 49225394Sjchandra#include <sys/kdb.h> 50225394Sjchandra#include <sys/kernel.h> 51225394Sjchandra#include <sys/lock.h> 52225394Sjchandra#include <sys/mutex.h> 53225394Sjchandra 54225394Sjchandra#include <machine/bus.h> 55225394Sjchandra 56225394Sjchandra#include <dev/uart/uart.h> 57225394Sjchandra#include <dev/uart/uart_cpu.h> 58225394Sjchandra 59225394Sjchandra#include <mips/nlm/hal/haldefs.h> 60225394Sjchandra#include <mips/nlm/hal/iomap.h> 61233549Sjchandra#include <mips/nlm/hal/mips-extns.h> 62225394Sjchandra#include <mips/nlm/hal/uart.h> 63225394Sjchandra 64233549Sjchandra#include <mips/nlm/board.h> 65233549Sjchandra 66225394Sjchandrabus_space_tag_t uart_bus_space_io; 67225394Sjchandrabus_space_tag_t uart_bus_space_mem; 68225394Sjchandra 69225394Sjchandraint 70225394Sjchandrauart_cpu_eqres(struct uart_bas *b1, struct uart_bas *b2) 71225394Sjchandra{ 72233549Sjchandra return (b1->bsh == b2->bsh && b1->bst == b2->bst); 73225394Sjchandra} 74225394Sjchandra 75225394Sjchandraint 76225394Sjchandrauart_cpu_getdev(int devtype, struct uart_devinfo *di) 77225394Sjchandra{ 78225394Sjchandra di->ops = uart_getops(&uart_ns8250_class); 79225394Sjchandra di->bas.chan = 0; 80226501Sjchandra di->bas.bst = rmi_uart_bus_space; 81233549Sjchandra di->bas.bsh = nlm_get_uart_regbase(0, BOARD_CONSOLE_UART); 82225394Sjchandra 83225394Sjchandra di->bas.regshft = 2; 84225394Sjchandra /* divisor = rclk / (baudrate * 16); */ 85233549Sjchandra di->bas.rclk = XLP_IO_CLK; 86233549Sjchandra di->baudrate = BOARD_CONSOLE_SPEED; 87225394Sjchandra di->databits = 8; 88225394Sjchandra di->stopbits = 1; 89225394Sjchandra di->parity = UART_PARITY_NONE; 90225394Sjchandra 91225394Sjchandra uart_bus_space_io = NULL; 92226501Sjchandra uart_bus_space_mem = rmi_uart_bus_space; 93225394Sjchandra return (0); 94225394Sjchandra} 95226501Sjchandra#endif 96