1/*- 2 * Copyright (c) 2011 The FreeBSD Foundation 3 * All rights reserved. 4 * 5 * Developed by Damjan Marion <damjan.marion@gmail.com> 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29#include <sys/cdefs.h> 30__FBSDID("$FreeBSD$"); 31 32#include <sys/param.h> 33#include <sys/systm.h> 34#include <sys/bus.h> 35#include <sys/kernel.h> 36 37#include <dev/fdt/fdt_common.h> 38#include <dev/ofw/openfirm.h> 39 40#include <machine/bus.h> 41#include <machine/fdt.h> 42 43/* FIXME move to header file */ 44#define TEGRA2_CLK_RST_PA_BASE 0x60006000 45 46void 47cpu_reset(void) 48{ 49 bus_space_handle_t bsh; 50 printf("Resetting...\n"); 51 bus_space_map(fdtbus_bs_tag,TEGRA2_CLK_RST_PA_BASE, 0x1000, 0, &bsh); 52 bus_space_write_4(fdtbus_bs_tag, bsh, 4, 4); 53 54 while(1); 55} 56 57struct fdt_fixup_entry fdt_fixup_table[] = { 58 { NULL, NULL } 59}; 60 61static int 62fdt_pic_decode_ic(phandle_t node, pcell_t *intr, int *interrupt, int *trig, 63 int *pol) 64{ 65 if (!fdt_is_compatible(node, "arm,gic")) 66 return (ENXIO); 67 68 *interrupt = fdt32_to_cpu(intr[0]); 69 *trig = INTR_TRIGGER_CONFORM; 70 *pol = INTR_POLARITY_CONFORM; 71 return (0); 72} 73 74fdt_pic_decode_t fdt_pic_table[] = { 75 &fdt_pic_decode_ic, 76 NULL 77}; 78 79 80 81