1/*- 2 * Copyright (c) 2016 Michael Zhilin <mizhka@gmail.com> 3 * 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 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 the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28#include <sys/cdefs.h> 29__FBSDID("$FreeBSD$"); 30 31#include "opt_uart.h" 32 33#include <sys/param.h> 34#include <sys/systm.h> 35#include <sys/bus.h> 36#include <sys/conf.h> 37#include <sys/kernel.h> 38#include <sys/module.h> 39#include <sys/rman.h> 40 41#include <machine/bus.h> 42#include <machine/resource.h> 43 44#include <dev/uart/uart.h> 45#include <dev/uart/uart_bus.h> 46#include <dev/uart/uart_cpu.h> 47 48#include "uart_if.h" 49#include "bhnd_chipc_if.h" 50 51#include "bcm_machdep.h" 52 53static int 54uart_chipc_probe(device_t dev) 55{ 56 struct uart_softc *sc; 57 u_int rclk; 58 59 sc = device_get_softc(dev); 60 sc->sc_class = &uart_ns8250_class; 61 62 rclk = bcm_get_uart_rclk(bcm_get_platform()); 63 return (uart_bus_probe(dev, 0, 0, rclk, 0, 0, 0)); 64} 65 66static device_method_t uart_chipc_methods[] = { 67 /* Device interface */ 68 DEVMETHOD(device_probe, uart_chipc_probe), 69 DEVMETHOD(device_attach, uart_bus_attach), 70 DEVMETHOD(device_detach, uart_bus_detach), 71 { 0, 0 } 72}; 73 74static driver_t uart_chipc_driver = { 75 uart_driver_name, 76 uart_chipc_methods, 77 sizeof(struct uart_softc), 78}; 79 80DRIVER_MODULE(uart, bhnd_chipc, uart_chipc_driver, uart_devclass, 0, 0); 81