1/*- 2 * Copyright 2003-2011 Netlogic Microsystems (Netlogic). All rights 3 * reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in 13 * the documentation and/or other materials provided with the 14 * distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY Netlogic Microsystems ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE 20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 26 * THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * NETLOGIC_BSD */ 29 30/* 31 * Skeleton of this file was based on respective code for ARM 32 * code written by Olivier Houchard. 33 */ 34/* 35 * XLRMIPS: This file is hacked from arm/... 36 */ 37#include "opt_platform.h" 38 39#ifndef FDT /* use FDT uart when fdt is enable */ 40#include "opt_uart.h" 41 42#include <sys/cdefs.h> 43__FBSDID("$FreeBSD$"); 44 45#include <sys/param.h> 46#include <sys/systm.h> 47#include <sys/bus.h> 48#include <sys/cons.h> 49#include <sys/kdb.h> 50#include <sys/kernel.h> 51#include <sys/lock.h> 52#include <sys/mutex.h> 53 54#include <machine/bus.h> 55 56#include <dev/uart/uart.h> 57#include <dev/uart/uart_cpu.h> 58 59#include <mips/nlm/hal/haldefs.h> 60#include <mips/nlm/hal/iomap.h> 61#include <mips/nlm/hal/mips-extns.h> 62#include <mips/nlm/hal/uart.h> 63 64#include <mips/nlm/board.h> 65 66bus_space_tag_t uart_bus_space_io; 67bus_space_tag_t uart_bus_space_mem; 68 69int 70uart_cpu_eqres(struct uart_bas *b1, struct uart_bas *b2) 71{ 72 return (b1->bsh == b2->bsh && b1->bst == b2->bst); 73} 74 75int 76uart_cpu_getdev(int devtype, struct uart_devinfo *di) 77{ 78 di->ops = uart_getops(&uart_ns8250_class); 79 di->bas.chan = 0; 80 di->bas.bst = rmi_uart_bus_space; 81 di->bas.bsh = nlm_get_uart_regbase(0, BOARD_CONSOLE_UART); 82 83 di->bas.regshft = 2; 84 /* divisor = rclk / (baudrate * 16); */ 85 di->bas.rclk = XLP_IO_CLK; 86 di->baudrate = BOARD_CONSOLE_SPEED; 87 di->databits = 8; 88 di->stopbits = 1; 89 di->parity = UART_PARITY_NONE; 90 91 uart_bus_space_io = NULL; 92 uart_bus_space_mem = rmi_uart_bus_space; 93 return (0); 94} 95#endif 96