1 /* $Id: imx23var.h,v 1.2 2013/10/07 17:36:40 matt Exp $ */ 2 3 /* 4 * Copyright (c) 2012 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Petri Laakso. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #ifndef _ARM_IMX_IMX23VAR_H 33 #define _ARM_IMX_IMX23VAR_H 34 35 #define DRAM_BASE 0x40000000 36 #define APBH_BASE 0x80000000 37 #define APBH_SIZE 0x00040000 /* 256 kB */ 38 #define APBX_BASE 0x80040000 39 #define APBX_SIZE 0x00040000 40 #define AHB_BASE 0x80080000 /* USB and DRAM registers. */ 41 #define AHB_SIZE 0x00080000 /* 512 kB */ 42 43 #define IMX23_UART_CLK 24000000 44 45 #ifndef _LOCORE 46 #include <machine/bus_defs.h> 47 48 extern struct bus_space imx23_bus_space; 49 extern struct arm32_bus_dma_tag imx23_bus_dma_tag; 50 51 struct apb_attach_args { 52 bus_space_tag_t aa_iot; 53 bus_dma_tag_t aa_dmat; 54 const char *aa_name; 55 bus_addr_t aa_addr; 56 bus_size_t aa_size; 57 int8_t aa_irq; 58 }; 59 60 struct apb_softc { 61 device_t sc_dev; 62 device_t dmac; /* DMA controller device for this bus. */ 63 }; 64 65 struct ahb_attach_args { 66 bus_space_tag_t aa_iot; 67 bus_dma_tag_t aa_dmat; 68 const char *aa_name; 69 bus_addr_t aa_addr; 70 bus_size_t aa_size; 71 int8_t aa_irq; 72 }; 73 74 struct ahb_softc { 75 device_t sc_dev; 76 }; 77 78 #endif /* !_LOCORE */ 79 #endif /* !_ARM_IMX_IMX23VAR_H */ 80