imx6var.h revision 1.2
1/* $NetBSD: imx6var.h,v 1.2 2024/02/07 04:20:27 msaitoh Exp $ */ 2 3/* 4 * Copyright (c) 2014 Ryo Shimizu 5 * All rights reserved. 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 ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 19 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 20 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 22 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 24 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 25 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29#ifndef _ARM_NXP_IMX6VAR_H 30#define _ARM_NXP_IMX6VAR_H 31 32#include <sys/cdefs.h> 33 34struct axi_attach_args { 35 const char *aa_name; 36 bus_space_tag_t aa_iot; 37 bus_dma_tag_t aa_dmat; 38 bus_addr_t aa_addr; 39 bus_size_t aa_size; 40 int aa_irq; 41 int aa_irqbase; 42}; 43 44extern struct bus_space armv7_generic_bs_tag; 45extern struct arm32_bus_dma_tag arm_generic_dma_tag; 46extern bus_space_tag_t imx6_armcore_bst; 47extern bus_space_handle_t imx6_armcore_bsh; 48extern bus_space_tag_t imx6_ioreg_bst; 49extern bus_space_handle_t imx6_ioreg_bsh; 50 51/* iomux utility functions in imx6_iomux.c */ 52struct iomux_conf { 53 uint32_t pin; /* ((MUXADDR<<16)|PADADDR) */ 54#define IOMUX_CONF_EOT ((uint32_t)(-1)) 55 uint32_t mux; 56 uint32_t pad; 57}; 58 59uint32_t iomux_read(uint32_t); 60void iomux_write(uint32_t, uint32_t); 61void iomux_set_function(u_int, u_int); 62void iomux_set_pad(u_int, u_int); 63void iomux_set_input(u_int, u_int); 64void iomux_mux_config(const struct iomux_conf *); 65 66/* imx6_board.c */ 67void imx6_bootstrap(vaddr_t); 68psize_t imx6_memprobe(void); 69uint32_t imx6_armrootclk(void); 70void imx6_reset(void) __dead; 71void imx6_device_register(device_t, void *); 72void imx6_set_gpio(device_t, const char *, int32_t *, int32_t *, u_int); 73uint32_t imx6_chip_id(void); 74#define CHIPID_MINOR_MASK 0x000000ff 75#define CHIPID_MAJOR_MASK 0x00ffff00 76#define CHIPID_MAJOR_IMX6SL 0x00600000 77#define CHIPID_MAJOR_IMX6DL 0x00610000 78#define CHIPID_MAJOR_IMX6SOLO 0x00620000 79#define CHIPID_MAJOR_IMX6Q 0x00630000 80#define CHIPID_MAJOR_IMX6UL 0x00640000 81#define IMX6_CHIPID_MAJOR(v) ((v) & CHIPID_MAJOR_MASK) 82#define IMX6_CHIPID_MINOR(v) ((v) & CHIPID_MINOR_MASK) 83 84#endif /* _ARM_NXP_IMX6VAR_H */ 85