netbsd/sys/arch/arm/samsung/mct_reg.h
2015-10-15 10:25:28 +02:00

81 lines
3.2 KiB
C

/* $NetBSD: mct_reg.h,v 1.2 2014/09/05 08:01:05 skrll Exp $ */
/*-
* Copyright (c) 2014 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Reinoud Zandijk.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _ARM_SAMSUNG_MCT_REG_H_
#define _ARM_SAMSUNG_MCT_REG_H_
/* global timer register offsets */
#define MCT_G_CNT_L 0x100 /* lower bits */
#define MCT_G_CNT_U 0x104 /* higher bits */
#define MCT_G_CNT_WSTAT 0x110 /* wait for write OK cntr */
#define G_CNT_WSTAT_L __BIT(0)
#define G_CNT_WSTAT_U __BIT(1)
#define MCT_G_COMP0_L 0x200 /* compare0 lower bits */
#define MCT_G_COMP0_U 0x204 /* compare0 higher bits */
#define MCT_G_COMP0_ADD_INCR 0x208 /* compare0 auto add value */
#define MCT_G_TCON 0x240 /* configuration register */
#define G_TCON_COMP0_ENABLE __BIT(0)
#define G_TCON_COMP0_AUTOINC __BIT(1)
#define G_TCON_START __BIT(8)
#define MCT_G_INT_CSTAT 0x244 /* clear interrupt */
#define G_INT_CSTAT_CLEAR __BIT(0)
#define MCT_G_INT_ENB 0x248 /* enable interrupts */
#define G_INT_ENB_ENABLE __BIT(0)
#define MCT_G_WSTAT 0x24C /* wait for write OK */
#define G_WSTAT_COMP0_L __BIT(0)
#define G_WSTAT_COMP0_U __BIT(1)
#define G_WSTAT_ADD_INCR __BIT(2)
#define G_WSTAT_TCON __BIT(16)
/* local cpu-bound timers */
#define MCT_L_OFFSET(x) (0x300 + (0x100 * x))
#define MCT_L_MASK 0xffffff00
#define MCT_L_TCNTB 0x00 /* TODO: what */
#define MCT_L_ICNTB 0x08 /* interrupt count buffer */
#define L_INCTB_UPDATE(x) (__BIT(31) | (x))
#define MCT_L_TCON 0x20 /* configuration register */
#define L_TCON_TIMER_START __BIT(0)
#define L_TCON_INT_START __BIT(1)
#define L_TCON_INTERVAL_MODE __BIT(2)
#define MCT_L_INC_CSTAT 0x30
#define L_INC_CSTAT_CLEAR __BIT(0)
#define MCT_L_INT_ENB 0x34
#define L_INT_ENB_ENABLE __BIT(0)
#define MCT_L_WSTAT 0x40
#define L_WSTAT_L_TCNTB __BIT(0)
#define L_WSTAT_L_ICNTB __BIT(1)
#define L_WSTAT_L_TCON __BIT(3)
#endif /* _ARM_SAMSUNG_MCT_REG_H_ */