83 lines
2.9 KiB
C
83 lines
2.9 KiB
C
/* $NetBSD: imx6var.h,v 1.5 2016/11/24 08:41:20 hkenken Exp $ */
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/*
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* Copyright (c) 2014 Ryo Shimizu <ryo@nerv.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _ARM_IMX_IMX6VAR_H
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#define _ARM_IMX_IMX6VAR_H
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#include <sys/cdefs.h>
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struct axi_attach_args {
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const char *aa_name;
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bus_space_tag_t aa_iot;
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bus_dma_tag_t aa_dmat;
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bus_addr_t aa_addr;
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bus_size_t aa_size;
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int aa_irq;
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int aa_irqbase;
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};
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extern struct bus_space armv7_generic_bs_tag;
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extern struct arm32_bus_dma_tag imx_bus_dma_tag;
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extern bus_space_tag_t imx6_armcore_bst;
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extern bus_space_handle_t imx6_armcore_bsh;
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/* iomux utility functions in imx6_iomux.c */
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struct iomux_conf {
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uint32_t pin; /* ((MUXADDR<<16)|PADADDR) */
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#define IOMUX_CONF_EOT ((uint32_t)(-1))
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uint32_t mux:8,
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pad:24;
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};
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uint32_t iomux_read(uint32_t);
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void iomux_write(uint32_t, uint32_t);
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void iomux_set_function(u_int, u_int);
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void iomux_set_pad(u_int, u_int);
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void iomux_set_input(u_int, u_int);
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void iomux_mux_config(const struct iomux_conf *);
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/* imx6_board.c */
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void imx6_bootstrap(vaddr_t);
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psize_t imx6_memprobe(void);
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uint32_t imx6_armrootclk(void);
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void imx6_reset(void) __dead;
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void imx6_device_register(device_t, void *);
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void imx6_cpu_hatch(struct cpu_info *);
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void imx6_set_gpio(device_t, const char *, int32_t *, int32_t *, u_int);
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uint32_t imx6_chip_id(void);
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#define CHIPID_MINOR_MASK 0x000000ff
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#define CHIPID_MAJOR_MASK 0x00ffff00
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#define CHIPID_MAJOR_IMX6SL 0x00600000
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#define CHIPID_MAJOR_IMX6DL 0x00610000
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#define CHIPID_MAJOR_IMX6SOLO 0x00620000
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#define CHIPID_MAJOR_IMX6Q 0x00630000
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#define IMX6_CHIPID_MAJOR(v) ((v) & CHIPID_MAJOR_MASK)
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#define IMX6_CHIPID_MINOR(v) ((v) & CHIPID_MINOR_MASK)
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#endif /* _ARM_IMX_IMX6VAR_H */
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