1210040Scognet/*- 2210040Scognet * Copyright (c) 2009 Sylvestre Gallon. All rights reserved. 3210040Scognet * 4210040Scognet * Redistribution and use in source and binary forms, with or without 5210040Scognet * modification, are permitted provided that the following conditions 6210040Scognet * are met: 7210040Scognet * 1. Redistributions of source code must retain the above copyright 8210040Scognet * notice, this list of conditions and the following disclaimer. 9210040Scognet * 2. Redistributions in binary form must reproduce the above copyright 10210040Scognet * notice, this list of conditions and the following disclaimer in the 11210040Scognet * documentation and/or other materials provided with the distribution. 12210040Scognet * 13210040Scognet * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND 14210040Scognet * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15210040Scognet * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 16210040Scognet * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE 17210040Scognet * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18210040Scognet * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19210040Scognet * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20210040Scognet * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21210040Scognet * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22210040Scognet * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23210040Scognet * SUCH DAMAGE. 24210040Scognet */ 25210040Scognet 26210040Scognet/* $FreeBSD$ */ 27210040Scognet 28238370Simp#ifndef ARM_AT91_AT91_PITREG_H 29238370Simp#define ARM_AT91_AT91_PITREG_H 30210040Scognet 31236989Simp#define PIT_MR 0x0 32210040Scognet#define PIT_SR 0x4 33210040Scognet#define PIT_PIVR 0x8 34210040Scognet#define PIT_PIIR 0xc 35210040Scognet 36210040Scognet/* PIT_MR */ 37210040Scognet#define PIT_PIV(x) (x & 0xfffff) /* periodic interval value */ 38210040Scognet#define PIT_CNT(x) ((x >>20) & 0xfff) /* periodic interval counter */ 39210040Scognet#define PIT_EN (1 << 24) /* pit enable */ 40210040Scognet#define PIT_IEN (1 << 25) /* pit interrupt enable */ 41210040Scognet 42210040Scognet/* PIT_SR */ 43210040Scognet#define PIT_PITS_DONE 1 /* interrupt done */ 44210040Scognet 45238370Simpvoid at91_pit_delay(int us); 46238370Simp 47238370Simp#endif /* ARM_AT91_AT91_PITREG_H */ 48