1/*- 2 * Copyright (c) 2013 Ruslan Bukin <br@bsdpad.com> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27#include <sys/cdefs.h> 28__FBSDID("$FreeBSD: releng/10.3/sys/arm/freescale/vybrid/vf_common.c 258057 2013-11-12 18:02:56Z br $"); 29 30#include <sys/param.h> 31#include <sys/systm.h> 32#include <sys/bus.h> 33#include <sys/kernel.h> 34 35#include <dev/fdt/fdt_common.h> 36#include <dev/ofw/openfirm.h> 37 38#include <machine/bus.h> 39#include <machine/fdt.h> 40 41#include <arm/freescale/vybrid/vf_src.h> 42 43void 44cpu_reset(void) 45{ 46 phandle_t src; 47 uint32_t addr, paddr; 48 bus_addr_t vaddr; 49 50 if (src_swreset() == 0) 51 goto end; 52 53 src = OF_finddevice("src"); 54 if ((src != 0) && (OF_getprop(src, "reg", &paddr, sizeof(paddr))) > 0) { 55 addr = fdt32_to_cpu(paddr); 56 if (bus_space_map(fdtbus_bs_tag, addr, 0x10, 0, &vaddr) == 0) { 57 bus_space_write_4(fdtbus_bs_tag, vaddr, 0x00, SW_RST); 58 } 59 } 60 61end: 62 while (1); 63} 64 65struct fdt_fixup_entry fdt_fixup_table[] = { 66 { NULL, NULL } 67}; 68 69static int 70fdt_pic_decode_ic(phandle_t node, pcell_t *intr, int *interrupt, int *trig, 71 int *pol) 72{ 73 74 if (!fdt_is_compatible(node, "arm,gic")) 75 return (ENXIO); 76 77 *interrupt = fdt32_to_cpu(intr[0]); 78 *trig = INTR_TRIGGER_CONFORM; 79 *pol = INTR_POLARITY_CONFORM; 80 return (0); 81} 82 83fdt_pic_decode_t fdt_pic_table[] = { 84 &fdt_pic_decode_ic, 85 NULL 86}; 87