/*- * SPDX-License-Identifier: BSD-2-Clause * * Copyright (c) 2012, 2013 The FreeBSD Foundation * * This software was developed by Oleksandr Rybalko under sponsorship * from the FreeBSD Foundation. * * 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 AUTHOR 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 AUTHOR 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. */ /* Registers definition for Freescale i.MX515 Generic Periodic Timer */ #define IMX_GPT_CR 0x0000 /* Control Register R/W */ #define GPT_CR_FO3 (1U << 31) #define GPT_CR_FO2 (1 << 30) #define GPT_CR_FO1 (1 << 29) #define GPT_CR_OM3_SHIFT 26 #define GPT_CR_OM3_MASK 0x1c000000 #define GPT_CR_OM2_SHIFT 23 #define GPT_CR_OM2_MASK 0x03800000 #define GPT_CR_OM1_SHIFT 20 #define GPT_CR_OM1_MASK 0x00700000 #define GPT_CR_OMX_NONE 0 #define GPT_CR_OMX_TOGGLE 1 #define GPT_CR_OMX_CLEAR 2 #define GPT_CR_OMX_SET 3 #define GPT_CR_OMX_PULSE 4 /* Run CLKSRC on output pin */ #define GPT_CR_IM2_SHIFT 18 #define GPT_CR_IM2_MASK 0x000c0000 #define GPT_CR_IM1_SHIFT 16 #define GPT_CR_IM1_MASK 0x00030000 #define GPT_CR_IMX_NONE 0 #define GPT_CR_IMX_REDGE 1 #define GPT_CR_IMX_FEDGE 2 #define GPT_CR_IMX_BOTH 3 #define GPT_CR_SWR (1 << 15) #define GPT_CR_24MEN (1 << 10) #define GPT_CR_FRR (1 << 9) #define GPT_CR_CLKSRC_NONE (0 << 6) #define GPT_CR_CLKSRC_IPG (1 << 6) #define GPT_CR_CLKSRC_IPG_HIGH (2 << 6) #define GPT_CR_CLKSRC_EXT (3 << 6) #define GPT_CR_CLKSRC_32K (4 << 6) #define GPT_CR_CLKSRC_24M (5 << 6) #define GPT_CR_STOPEN (1 << 5) #define GPT_CR_DOZEEN (1 << 4) #define GPT_CR_WAITEN (1 << 3) #define GPT_CR_DBGEN (1 << 2) #define GPT_CR_ENMOD (1 << 1) #define GPT_CR_EN (1 << 0) #define IMX_GPT_PR 0x0004 /* Prescaler Register R/W */ #define GPT_PR_VALUE_SHIFT 0 #define GPT_PR_VALUE_MASK 0x00000fff #define GPT_PR_VALUE_SHIFT_24M 12 #define GPT_PR_VALUE_MASK_24M 0x0000f000 /* Same map for SR and IR */ #define IMX_GPT_SR 0x0008 /* Status Register R/W */ #define IMX_GPT_IR 0x000c /* Interrupt Register R/W */ #define GPT_IR_ROV (1 << 5) #define GPT_IR_IF2 (1 << 4) #define GPT_IR_IF1 (1 << 3) #define GPT_IR_OF3 (1 << 2) #define GPT_IR_OF2 (1 << 1) #define GPT_IR_OF1 (1 << 0) #define GPT_IR_ALL \ (GPT_IR_ROV | \ GPT_IR_IF2 | \ GPT_IR_IF1 | \ GPT_IR_OF3 | \ GPT_IR_OF2 | \ GPT_IR_OF1) #define IMX_GPT_OCR1 0x0010 /* Output Compare Register 1 R/W */ #define IMX_GPT_OCR2 0x0014 /* Output Compare Register 2 R/W */ #define IMX_GPT_OCR3 0x0018 /* Output Compare Register 3 R/W */ #define IMX_GPT_ICR1 0x001c /* Input capture Register 1 RO */ #define IMX_GPT_ICR2 0x0020 /* Input capture Register 2 RO */ #define IMX_GPT_CNT 0x0024 /* Counter Register RO */